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  • 185
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Persistence of Indentation with Bioabsorbable Poly-L/D-lactide vs. Silicone Sponge Scleral Buckling Implants. RETINA (In press).

  • 184
    Länsman S, Pääkkö P, Ryhänen J, Hirvelä H, Kellomäki M, Ellä V, Törmälä P, Waris T, Ashammakhi T. Histological Analysis of Bioabsorbable Scleral Buckling Implants. An Experimental Study on Rabbits. RETINA     (Accepted).
  • 183
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Törmälä P, Waris T, Ashammakhi N. A novel bioabsorbable composite membrane of polyactive 70/30 and bioactive glass no. 13-93 in repair of experimental maxillary alveolar cleft defects. J Biomed Mater Res (Appl Biomat) (Accepted).
  • 182
    Asikainen AJ, Noponen J, Mesimäki K, Laitinen O, Peltola J, Pelto M, Kellomäki M, Ashammakhi N, Lindqvist C, Suuronen R. Tyrosine derived poly carbonate membrane is useful for guided bone regeneration in rabbits mandibular defects. J Mater Sci Mater in Med (Accepted).

  • 181
    Ashammakhi N, Länsman S, Pääkkö P, Kellomäki M, Törmälä P. Fibrous Tissue Engineering in the Subcutis of Rats using PLDLA Scaffold Immunohistochemical Analysis. 15th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2005), Shanghai, China, 18-20.3.2005.

  • 180
    Länsman S, Pääkkö P, Ryhänen J, Hirvelä H, Kellomäki M, Ellä V, Törmälä P, Waris T, Ashammakhi N. Analysis of Tissue Reactions to Scleral Buckling Implants in Rabbits. 15th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2005), Shanghai, China, 18-20.3.2005.
  • 179
    Dabernig W, Geley T, Richter E, Fritsch H, Tukiainen M, Kellomäki M, Ashammakhi N, Ninkovic M. Composite Scaffold of Bioactive Glass and Polymers for Bone Tissue Engineering. 15th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2005), Shanghai, China, 18-20.3.2005.

  • 178
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmerle H. Evaluation of PLDLA Scaffolds for Cartilage Tissue Engineering. 15th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2005), Shanghai, China, 18-20.3.2005.
  • 177
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Use of Stem Cells and PLDLA Scaffolds for Bone Tissue Engineering. 15th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2005), Shanghai, China, 18-20.3.2005.
  • 176
    Suuronen R, Laine P, Ekholm M, Asikainen A, Mauno J, Noponen J, Mäki T, Maijala M, Salonen A, Ketola T, Kontio R, Lindqvist C, Laine A, Ellä V, Huttunen M, Ashammakhi N, Kellomäki M. Biohajoavat materiaalit ja kudosteknologia suu- ja leukakirurgiassa. Suomen Hammaslääkäriseura Apollonian Tutkimuksenpäivät ja Luentopäivä, Sibeliustalo, Lahti, Finland, 17-19.3.2005.
  • 175
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Use of PLDLA and Stem Cells for Bone TE. University of Oulu Faculty of Medicine Science Day, Oulu, Finland, February 22, 2005. P-30.
  • 174
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmerle H. Investigation of PLDLA Scaffolds for Cartilage TE. University of Oulu Faculty of Medicine Science Day, Oulu, Finland, February 22, 2005. P-28.

  • 173
    Korkiakoski S, Länsman S, Salo T, Gomez E, Gonzalez J, Kellomäki M, Ashammakhi N, Arnaud E. Calvarial Bone Healing in Rats Treated with Growth Factor on Biodegradable Polymer Scaffolds. University of Oulu Faculty of Medicine Science Day, Oulu, Finland, February 22, 2005. P-57.

  • 172
    Länsman S, Pääkkö P, Karttunen A, Hirvelä H, Ryhänen J, Kellomäki M, Ellä V, Waris T, Ashammakhi N. Histological and Radiological Analysis of Scleral Buckling with Bioabsorbable Implants. University of Oulu Faculty of Medicine Science Day, Oulu, Finland, February 22, 2005. P-74.


  • 171
    Törmälä P, Kellomäki M, Ashammakhi N, Suuronen R. Kullasta kudosteknologiaan - kohti optimaalista korjausta. Duodecim 2004; 16:1975-1976. (Full text)
  • 170
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Engineering of Bone Using PLDLA Scaffolds & Mesenchymal Stem Cells. Society for Biomaterials Symposium on Biomaterials in Regenerative Medicine: The Advent of Combination Products, Philadelphia, Pennsylvania, USA, 16-18.10.2004.

  • 169
    Länsman S, Pääkkö P, Kellomäki M, Törmälä P, Ashammakhi N. Milestones in the Formation of Fibrous Tissue Joint Construct. E.S.P.R.A.S. appointed 5th Congress of the Croatian Society of Plastic, Reconstructive and Aesthetic Surgery, Dubrovnik - Cavtat, Croatia, 15-20.10.2004, P15.

  • 168
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Evaluation of PLDLA Scaffolds & Mesenchymal Stem Cells for Bone Engineering. E.S.P.R.A.S. appointed 5th Congress of the Croatian Society of Plastic, Reconstructive and Aesthetic Surgery, Dubrovnik - Cavtat, Croatia, 15-20.10.2004, P22.

  • 167
    Vesala A-L, Kallioinen M, Törmälä P, Kellomäki M, Ashammakhi N. Assessment of Guided Cranial Bone Defect Regeneration. E.S.P.R.A.S. appointed 5th Congress of the Croatian Society of Plastic, Reconstructive and Aesthetic Surgery, Dubrovnik - Cavtat, Croatia, 15-20.10.2004, P29.

  • 166
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT. Synthetic Bioabsorbable Polylactide Finger Joint Scaffolds Evaluated in Minipigs. Biomedical Engineering Society (BMES) 2004 Annual Fall Meeting: New Challenges for the Future, Philadelphia, Pennsylvania, USA, 13-16.10.2004, 573.

  • 165
    Ashammakhi N, Länsman S, Pääkkö P, Kellomäki M, Törmälä P, Waris T. Synthetic Bioabsorbable Polylactide Finger Joint Scaffolds Evaluated in the Subcutis of Rats. Biomedical Engineering Society (BMES) 2004 Annual Fall Meeting: New Challenges for the Future, Philadelphia, Pennsylvania, USA, 13-16.10.2004, 960.

  • 164
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Combining prefabricated microvascularied perichondrial flaps and bioabsorbable polylactide nonwoven scaffolds to tissue engineered cartilage. Joint Meeting of the Tissue Engineering Society International (TESI) and the European Tissue Engineering Society (ETES), Lausanne, Switzerland, 10-13.10.2004, P020.

  • 163
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. Investigation of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds Implanted in the Subcutis of Rats. Joint Meeting of the Tissue Engineering Society International (TESI) and the European Tissue Engineering Society (ETES), Lausanne, Switzerland, 10-13.10.2004, P022.

  • 162
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Scaffolds support the proliferation and differentiation of mesenchymal stem cells towards an osteogenic potential. Joint Meeting of the Tissue Engineering Society International (TESI) and the European Tissue Engineering Society (ETES), Lausanne, Switzerland, 10-13.10.2004, P084.

  • 161
    Waris E, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT, Ashammakhi N. Investigation of Bioabsorbable Interposition Arthroplasty of Small Joints in an Experimental Minipig Model. Joint Meeting of the Tissue Engineering Society International (TESI) and the European Tissue Engineering Society (ETES), Lausanne, Switzerland, 10-13.10.2004.

  • 160
    Niiranen H , Kellomäki M, Törmälä P. Composite plates of bioactive glass and bioabsorbable polymer for bone tissue applications. Ceramics, Cells and Tissues 9th Annual Seminar & Meeting, Materials for Tissue Engineering Chemistry and Microstructure: The Role for Ceramics, Faenza, Italy, 28.9.-1.10.2004, P39.

  • 159
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. New poly-L/D-lactide (PLDLA) 96/4 scaffolds evaluation in vivo. Advances in Tissue Engineering and Biology of Heart Valves, Florence, Italy, 15-18.9.2004.

  • 158
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. CT evaluation of Persistence of Indentation with Bioabsorbable Poly-L/D-lactide vs. Silicone Sponge Scleral Buckling Implants. XVIIth European Congress for Cranio-Maxillofacial Surgery, Tours, Loire Valley, France, 14-18.9.2004, 226.
  • 157
    Asikainen AJ, Noponen J, Hietanen J, Laitinen O, Pelto M, Kellomäki M, Ashammakhi N, Lindqvist C, Suuronen R. Tyrosine derived polycarbonate osteoconductive and inductive in rabbits. XVIIth European Congress for Cranio-Maxillofacial Surgery, Tours, Loire Valley, France, 14-18.9.2004, 219.

  • 156
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Bioabsorbable Poly-L/D-Lactide vs. Silicone Sponge Scleral Buckling Implants Can Induce Sufficeintly Perisistant Indentation in Rabbits. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 155
    Länsman S, Pääkkö P, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Bio-Reconstructive Finger Joint Prosthesis: Definition of in Vivo Milestones in Rats' Subcutis. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 154
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Neo-Formation of Cartilage in Prefabricated Microvascularied Perichondrial Flaps Wrapped around Bioabsorbable Polylactide Nonwoven Scaffolds. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 153
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Törmälä P, Waris T, Ashammakhi N. Histological Study of New Bioabsorbable Composite Membrane of Polyactive® and Bioactive Glass n:o 13-93 in Treatment of Experimental Maxillary Alveolar Cleft Defects in Growing Rabbits. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.
  • 152
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT. Bio-Reconstructive Finger Joint Prosthesis Studied in an Experimental Minipig Model. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 151
    Dabernig W, Geley T, Richter E, Fritsch H, Tukiainen M, Kellomäki M, Ashammakhi N, Ninkovic M. Use of New Bioactive Glass 13-93 Fibre-Based Scaffolds for Bone Tissue Engineeering in Experimental Bone Defects. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 150
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmerle H. Study of Woven P(L/D)LA Scaffolds for Cartilage Tissue Engineering. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 149
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Assessment of Proliferation and Osteogenic Differentiation of Mesenchymal Stem Cells on PLDLA Scaffolds. II Iberian Congress on Biomaterials (BIOÉvora2004), Évora, Portugal, 9-11.9.2004.

  • 148
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. Microscopical Study of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds Implanted in the Subcutis of Rats. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 147
    Leinonen S, Tiainen J, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Poly-L/DL-Lactide 70/30 Tacks Have Significantly Better Holding Power than Corresponding Screws Tested in Human Cadaver Bone. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 146
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Sustained Skleral Indentation is Achieved Using Bioabsorbable Poly-L/D-Lactide in Experimental Rabbit Model. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 145
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Microvascularied Perichondrial Flaps and Bioabsorbable Polylactide Scaffolds for Engineering Cartilage. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 144
    Waris E, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT, Ashammakhi N. Study of Bioabsorbable Interposition Arthroplasty of Small Joints in an Experimental Minipig Model. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 143
    Vesala A-L, Kallioinen M, Törmälä P, Kellomäki M, Waris T, Ashammakhi N. Treatment of Cranial Bone Defects in Rabbits Using Self-Reinforced Poly-L,D-Lactide 96/4 Sheets. 3rd ScanBalt Forum - The Competence Region, Turku Science Park, BioCity and PharmaCity, Finland, 25-26.8.2004.

  • 142
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Tissue Engineering of Bone Using Mesenchymal Stem Cells and PLDLA Scaffolds. The 5th International Conference on Biological Physics (ICBP2004), Gothenburg, Sweden, 23-27.8.2004, A03-133.

  • 141
    Vesala A-L, Kallioinen M, Törmälä P, Kellomäki M, Waris T, Ashammakhi N. Engineering Bone Using Poly-L/D-Lactide 96/4 Sheets. Polymer Biomaterials: Biomimetic and Bioanalogous Systems (43rd Microsymposium of P.M.M.), Prague, Czech Republic, 11-15.7.2004, PC60.

  • 140
    Länsman S, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. In Vivo Study of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds in Rats. Polymer Biomaterials: Biomimetic and Bioanalogous Systems (43rd Microsymposium of P.M.M.), Prague, Czech Republic, 11-15.7.2004, PC63.

  • 139
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Induced Indentation Using Bioabsorbable Poly-L/D-Lactide in Experimental Rabbit Model Persists for Sufficient Time. Polymer Biomaterials: Biomimetic and Bioanalogous Systems (43rd Microsymposium of P.M.M.), Prague, Czech Republic, 11-15.7.2004, PC62.

  • 138
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen Y.T. Up-Date of Interposition Arthroplasties of the Small Joints in an Experimental Mini Pig Model. Multifunctional and Functionally Graded Materials (FGM2004), Leuven, Belgium, 11-14.7.2004.
  • 137
    Länsman S, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Evaluation of Poly-L/D-lactide (PLDLA) 96/4 Scaffolds Implanted in the Subcutis of Rats. Multifunctional and Functionally Graded Materials (FGM2004), Leuven, Belgium, 11-14.7.2004.
  • 136
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Persistence of Indentation with Bioabsorbable Poly-L/D-Lactide vs. Silicone Sponge Scleral Buckling Implants.Multifunctional and Functionally Graded Materials (FGM2004), Leuven, Belgium, 11-14.7.2004.

  • 135
    Leinonen S, Tiainen J, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Holding Power of Bioabsorbable Self-Reinforced Poly-L/DL-Lactide 70/30 Tacks and Miniscrews in Human Cadaver Metatarsal Bone. Multifunctional and Functionally Graded Materials (FGM2004), Leuven, Belgium, 11-14.7.2004.

  • 134
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Generation of Cartilage Using Prefabricated Microvascularied Perichondrial Bioabsorbable Polylactide Nonwoven Scaffolds. 10th General Meeting of the Swiss Society for Biomaterials (SSB), Davos, Switzerland, July 1st, 2004, P24.
  • 133
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmerle H. The Development of Woven P(L/D)LA Scaffolds for Cartilage Tissue Engineering. European Cells & Materials (ECM) V: The Cell Biomaterial Reaction, Davos, Switzerland, 28-30.6.2004.

  • 132
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Bioabsorbable Poly-L/D-Lactide vs. Silicone Sponge Scleral Buckling Implants Can Induce Sufficeintly Perisistant Indentation in Rabbits. European Cells & Materials (ECM) V: The Cell Biomaterial Reaction, Davos, Switzerland, 28-30.6.2004.

  • 131
    Länsman S, Pääkkö P, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Tissue Reactions to Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds Implanted in Subcutaneously in Rats. European Cells & Materials (ECM) V: The Cell Biomaterial Reaction, Davos, Switzerland, 28-30.6.2004.

  • 130
    Dabernig W, Geley T, Richter E, Fritsch H, Piza H, Tukiainen M, Kellomäki M, Ashammakhi N, Ninkovic M. Evaluation of Bioactive Glass 13-93 Fibre-Based Scaffolds for Healing of Large Bone Defects. European Cells & Materials (ECM) V: The Cell Biomaterial Reaction, Davos, Switzerland, 28-30.6.2004.

  • 129
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. PLDLA Scaffolds Support the Proliferation and Differentiation of Mesenchymal Stem Cells Towards an Osteogenic Potential. European Cells & Materials (ECM) V: The Cell Biomaterial Reaction, Davos, Switzerland, 28-30.6.2004.

  • 128
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT. Novel Bioabsorbable Interposition Arthroplasty of Small Joints in an Experimental Minipig Model. Tissue & Cell Engineering Society Spring Meeting (TCES2004), Keele University, UK, 14-15th June, 2004.

  • 127
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Construction of Cartilage Using Prefabricated Microvascularied Perichondrial Bioabsorbable Polylactide Nonwoven Scaffolds. Tissue & Cell Engineering Society Spring Meeting (TCES2004), Keele University, UK, 14-15th June, 2004.

  • 126
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. Evaluation of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds Implanted in the Subcutis of Rats. Tissue & Cell Engineering Society Spring Meeting (TCES2004), Keele University, UK, 14-15th June, 2004.

  • 125
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Engineering of Cartilage Using Prefabricated Microvascularied Perichondrial Bioabsorbable Polylactide Nonwoven Scaffolds. Regenerate 2004 (Tissue Engineering The Human Body), Seattle, Washington USA, 9-12.6.2004.

  • 124
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. In Vivo Evaluation of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds in Rats. Regenerate 2004 (Tissue Engineering The Human Body), Seattle, Washington USA, 9-12.6.2004.

  • 123
    Waris E, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT, Ashammakhi N. New Bioabsorbable Interposition Arthroplasty of Small Joints in an Experimental Minipig Model. Regenerate 2004 (Tissue Engineering The Human Body), Seattle, Washington USA, 9-12.6.2004.

  • 122
    Dabernig W, Geley T, Richter E, Fritsch H, Piza H, Tukiainen M, Kellomäki M, Ashammakhi N, Ninkovic M. Study of New Bioactive Glass 13-93 Fibre-Based Scaffolds Tissue Engineeering of Bone in Experimental Bone Defects. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.
  • 121
    Länsman S, Pääkkö P, Ryhänen J, Hirvelä H, Kellomäki M, Ellä V, Törmälä P, Waris T, Ashammakhi N. New Bioabsorbable Scleral Buckling Implants: Histological Evaluation in Rabbits. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.
  • 120
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmerle H. Cartilage Tissue Engineering Using Chondrocytes and Woven P(L/D)LA Scaffolds. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.
  • 119
    Oudina K, Potier E, Arnaud E, Ellä V, Kellomäki M, Ashammakhi N, Petite H. Bone Tissue Engineering Using Proliferation Mesenchymal Stem Cells Towards and PLDLA Scaffolds. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.

  • 118
    Vesala A-L, Kallioinen M, Törmälä P, Kellomäki M, Waris T, Ashammakhi N. Healing of Cranial Bone Defects with Guided Bone Regeneration. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.
  • 117
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Törmälä P, Waris T, Ashammakhi N. Guided bone regeneration of Experimental Maxillary Alveolar Cleft Defects in Growing Rabbits with a New Bioabsorbable Composite Membrane of Polyactive® and Bioactive Glass n:o 13-93. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.

  • 116
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. Scleral Buckling Bioabsorbable Poly-L/D-lactide Implants Can Provide Sufficient Indentation in Experimental Rabbit Model As Can Be Shown with CT. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.

  • 115
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Use of Prefabricated Microvascularied Perichondrial Flaps and Bioabsorbable Polylactide Nonwoven Scaffolds for Cartilage Tissue Engineering. 5th ANNUAL SEMINAR OF “TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)”, Biomedicum, Helsinki, Finland, June 1st, 2004.

  • 114
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä P, Ashammakhi N. Tissue Engineering of Cartilage Using Prefabricated Microvascularied Perichondrial Bioabsorbable Polylactide Nonwoven Scaffolds. 5th Symposium of the International Cartilage Repair Society (ICRS), Gent, Belgium, 26-29.5.2004, abstract 588.
  • 113
    Länsman S, Pääkkö P, Ryhänen J, Hirvelä H, Kellomäki M, Ellä V, Törmälä P, Waris T, Ashammahki N. Histological analysis of bioabsorbable poly-L/D-lactide (PLA96) scleral buckling implants in rabbits. EURETINA, 4th European Meeting for Macular and Vitreoretinal Diseases, Milano, Italy, 13-15th May, 2004.
  • 112
    Waris E, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen Y.T, Ashammakhi N. Up-Date of Interposition Arthroplasties of the Small Joints in an Experimental Mini Pig Model. 14th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2004), Limoges, France, 25-26.3.2004.
  • 111
    Penttilä H, Tulamo R-M, Waris T, Ellä V, Kellomäki M, Törmälä M, Ashammakhi N. Tissue Engineering of Cartilage Using Prefabricated Microvascularized Perichondrial Bioabsorbable Polylactide Nonwoven Scaffolds. 14th InterdisciplinaryResearch Conference on Biomaterials (GRIBOI 2004), Limoges, France, 25-26.3.2004.
  • 110
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N.Persistence of Indentation with Bioabsorbable Poly-L/D-Lactide vs. Silicone Sponge Scleral Buckling Implants. 14th Interdisciplinary Research Conference on Biomaterials (GRIBOI 2004), Limoges, France, 25-26.3.2004.
  • 109
    Ashammakhi N, Länsman S, Kellomäki M, Törmälä P, Waris T. Evaluation of Poly-L/D-Lactide (PLDLA) 96/4 Scaffolds Implanted in the Subcutis of Rats. 14th Interdisciplinary Research Conference on Biomaterials (GRIBOI2004), Limoges, France, 25-26.3.2004.
  • 108
    Länsman S, Karttunen A, Hirvelä H, Palosaari T, Kellomäki M, Ellä V, Ohtonen P, Törmälä P, Waris T, Ashammakhi N. SCLERAL BUCKLING WITH BIOABSORBABLE POLY-L/D LACTIDE IMPLANT. The International Symposium of Ocular Pharmacology and Therapeutics" (ISOPT), Monte Carlo, Monaco, March 11-14, 2004.

  • 107
    Stoop R, Sapei L, Gaissmaier C, Scharstuhl A, Kellomäki M, Ellä V, Ashammakhi N, Törmälä P, Hämmrele H. The Development of Woven P(L/D)LA Scaffolds for Cartilage Tissue Engineering. 18th European Conference on Biomaterials, October 1-4, 2003, Stuttgart, Germany, LMP037.
  • 106
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Törmälä P, Waris T, Ashammakhi N. Repair of experimental maxillary alvaolar cleft defects in growing rabbits with a new bioabsorbable membrane of Polyactive and Bioactive glass. 7th European Conference of Scientists and Plastic Surgeons, 19-20 September 2003, Geneva, Switzerland. Abstract book page 35.

  • 105
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen Y-T. Bioreconstructive P(L/D)LA 96/4 Interposition Arthroplasty. An Experimental Study on Minipigs. Fourth Annual Conference on Regenerative Medicine November 17-19, 2003, Washington, DC.

  • 104
    Waris E, Ashammakhi N, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Lappalainen R, Santavirta S, Konttinen YT. Up-date of interposition arthroplasties of the small joints in an experimental mini pig model. 4th Annual Seminar of the Center of Excellence on Biomaterials and Tissue Engineering. Biomedicum, Helsinki, Finland. June 3, 2003.

  • 103
    Ashammakhi N and Kellomäki M. (Eds.) Chondral and Osseous Tissue Engineering.
    e-book. www.tissue-engineering-oc.com.

  • 102
     Leinonen S, Tiainen J, Kellomäki M, Törmälä P, Waris T, Ashammakhi N, Ninkovic M. Holding Power of Bioabsorbable Self-reinforced Poly-L/D-lactide 70/30 Tacks, and Miniscrews in Human Cadaver Bone. J Craniofac Surg 2003; 14(2):171-175.

  • 101
    Joukainen A, Pihlajamäki H, Mäkelä EA, Ashammakhi N, Viljanen J, Pätiälä H, Kellomäki M, Törmälä P, Rokkanen P. Biohajoavan SR-PLA70-sauvan lujuuden säilyminen ja ominaisuudet rotan reiden osteotomiassa. Suomen Ortopedia ja Traumatologia 2002; 25(2):149-15.
  • 100
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Törmälä P , Waris T, Ashammakhi N. Repair of Experimental Maxillary Alveolar Cleft Defects in Growing Rabbits with a New Bioabsorbable Composite Membrane of Polyactive® and Bioactive Glass. http://www.tissue-engineering-oc.com/abstracts/abstr_bioactive_glass.html.

  • 99
    Leinonen S, Tiainen J, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Bioabsorbable Self-reinforced Poly-L/LD-lactide 70/30 Tacks have a better Holding Power to the bone than corresponding screws. The 16th Congress of the European Association for Cranio-Maxillofacial Surgery, Muenster, Germany 3-7 September 2002.
  • 98
    Gaissmaier C, Krackhardt T, Flesch I, Kellomäki M, Aicher WK, Waris T, Törmälä P, Weise K, Ashammakhi N. Effect of human platelet supernatant on proliferation and matrix synthesis of human articular chondrocytes in monolayer (2D) and three-dimensional (3D) cultures. 3rd ANNUAL SEMINAR OF "TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)" June 12, 2002, Kuopio, Finland.
  • 97
    Waris E, Kellomäki M, Törmälä P, Konttinen Y, Ashammakhi N. Mini Pig Implantation of Joint Scaffolds. 3rd ANNUAL SEMINAR OF "TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)" June 12, 2002, Kuopio, Finland.
  • 96
    Törmälä P, Kellomäki M, Ashammakhi N and Waris T. DEMANDS ONF SCAFFOLDS FOR MUSCULOSKELETAL TISSUE REGENERATION AND GENERATION. 3rd ANNUAL SEMINAR OF "TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)" June 12, 2002, Kuopio, Finland.
  • 95
    Länsman S, Leinonen S, Kellomäki M, Törmälä P, Waris T, Ashammakhi N. Evaluation of poly-L/D-lactide (PLDLA) 96/4 scaffolds implanted in the subcutis of rats. 3rd ANNUAL SEMINAR OF "TISSUE ENGINEERING AND MEDICAL, DENTAL AND VETERINARY BIOMATERIAL RESEARCH GROUP (BRG)" June 12, 2002, Kuopio, Finland.
  • 94
    Haltia A-M, Lähteenkorva K, Kellomäki M, Törmälä P. Hydrolytic degradation of composite rods consisting of PLLA and sol-gel derived SiO2-fibres, CIMTEC2002, Italy, 14-19.6.2002.
  • 93
    Ellä V, Kellomäki M, Törmälä P. Bioabsorbable intervertebral disc with elastic nucleus and its in vitro properties. 17th European Conference on Biomaterials, Barcelona, Spain, 11-14.9.2002.
  • 92
    Haltia A-M, Vehviläinen M, Kellomäki M. Bioactivity of composite membranes of PLA70 and sol-gel derived silica fibres. Accepted for ESB2002, Barcelona, Spain.

  • 91
    N. Ashammakhi, C. Gaissmaeir,M. Kellomäki, J. Fritz, M. Ninkovic, G. Kristensen, E. Arnaud, H. Petite, E. Toft, P. Törmälä, T. Välimaa, T. Waris. Chondral and Osseous Tissue Engineering. Symposium on Tissue Engineering Science: Critical Elements in the Research and Development Continuum, May 19-23, 2002, Myconos, Greece.

  • 90
    M Kellomäki, T Kulmala, V Ellä, S Länsman, N Ashammakhi, T Waris, P Törmälä. IN VITRO AND IN VIVO BEHAVIOUR OF BIORECONSTRUCTIVE P(L/D)LA (96/4) KNITTED SCAFFOLDS. Symposium on Tissue Engineering Science: Critical Elements in the Research and Development Continuum, May 19-23, 2002, Myconos, Greece.

  • 89
     Vesala A-L, Kallioinen M, Törmälä P, Kellomäki M, Waris T and Ashammakhi N. Bone Tissue Engineering: Treatment of cranial bone defects in rabbits, using self-reinforced poly-L,D-lactide 96/4 implants. Journal of Craniofacial Surgery 2002; 13(5):607-613.
  • 88
    Kellomäki M, Puumanen K, Ashammakhi N, Waris T, Paasimaa S, Tormala P. Bioabsorbable laminated membranes for guided bone regeneration. Technol Health Care. 2002;10(3,4):165-172.
  • 87
    Joukainen A, Pihlajamäki H, Mäkelä E. A, Ashammakhi N, Viljanen J, Pätiälä H, Kellomäki M, Törmälä P. Biohajoavan itselujittuneen vedetyn poly-L/DL-laktidi 70/30 (SR-PLA70) -sauvan lujuuden säilyminen ja kiinnitysominaisuudet reisiluun distaalisissa osteotomioissa. Kokeellinen tutkimus rotilla. Lääkäripäivät 6-10 January 2002, Helsingin Messukeskus, Helsinki, Finland.

  • 86
    Törmälä P, Kellomäki M. Bioabsorbable laminated membranes for guided bone regeneration. Biomed 8, 8th Biomedical Science and Technology Symposium, 5-8.9.2001 METU Ankara, Turkey.
  • 85
    K. Puumanen, M. Kellomäki, V. Ritsilä, T. Böhling, H. Pihlajamäki, P. Törmälä, T. Waris. Repair of maxillary alveolar cleft defects with two different bioabsorbable implants: an experimental study in growing rabbits. Eur J Plast Surg 2001, 24(2)66-73.

  • 84
     Joukainen A, Mäkelä E A, Pihlajamäki H, Ashammakhi N, Viljanen J, Pätiälä H, Kellomäki M, Törmälä P, Rokkanen P. Strength Retention of Self-Reinforced Drawn Poly-L/DL-lactide 70/30 (SR-PLA70) Rods and Fixation Properties of Distal Femoral Osteotomies with These Rods. An Experimental Study on Rats. J Biomater Sci Polym Edn 2001, 11(12):1411-28.

  • 83
    Saikku-Bäckström A, Tulamo R-M, Räihä JE, Kellomäki M, Toivonen T, Törmälä P, Rokkanen P. Intramedullary fixation of cortical bone osteotomies with absorbable self-reinforced fibrillated poly-96L/4D-lactide (SR-PLA96) rods in rabbits. Biomaterials 2001;22:33-43.
  • 82
    Tielinen L, Manninen M, Puolakkainen P, Kellomäki M, Törmälä P, Rich J, Seppälä J, Rokkanen P. Inability of transforming growth factor-b1, combined to bioabsorbable polymer paste, to promote healing of bone defects in the rat distal femur. Archives of Orthopaedic and Trauma Surgery 2001;121:191-196.

  • 81
     Ashammakhi N, Waris T, Peltoniemi H, Waris E, Suuronen R, Serlo W, Kellomäki M, Törmälä P. Developments in Craniomaxillofacial Surgery: Use of Self-reinforced Polyglycolide and Polylactide Osteofixation Devices. Review. Plast Reconstr Surg 108(1):167-180, 2001.

  • 80
    Nazhat SN, Kellomäki M, Törmälä P, Tanner KE, Bonfield W. Dynamic mechanical characterisation of biodegradable composites of polylactides and hydroxyapatite. Journal of Biomedical Materials Reseach: Applied Biomaterials 2001;58:335-343.
  • 79
    Kellomäki M, Paasimaa S, Grijpma DW, Kolppo K, Törmälä P. In vitro degradation of Polyactiveâ 1000PEGT70PBT30 devices. Biomaterials, 2001;23/1:283-295.

  • 78
    Bleach NC, Tanner KE, Kellomäki M, Törmälä P. Effect of Filler Type on the Mechanical Properties of Self-Reinforced Polylactide-Calcium Phosphate Composites. Journal of Materials Science: Materials in Medicine, 2001;12(no 10-12):911-915.

  • 77
    Kitlinski B, Sawicki A, Harat M, Kellomäki M, Törmälä P. Anterior stabilization of the cervical spine using bioabsorbable plates and screws: An experimental study with rabbits. Proceedings of 12th World Congress of Neurosurgery, editors G McGulloch, P Reilly, Openbook Publishers, Adelaide, Australia, 2001, pp.298-301.

  • 76
    Bleach NC, Nazhat SN, Tanner KE, Kellomäki M, Törmälä P. Effect of compression moulding temperature on the mechanical properties of self-reinforced polylactide-calcium phosphate composites. USA Biomaterials Conference 4/2001.

  • 75
    Bleach NC, Tanner KE, Kellomäki M, Törmälä P. Effect of filler type on the mechanical properties of self-reinforced polylactide-calcium phosphate composites. ESB2001 London, UK.

  • 74
    Kellomäki M, Honkanen P, Lehtimäki M, Mäkelä S, Lehto M, Törmälä P. Functionality of the tissue-engineered MCP-joints. ESB2001 London, UK.

  • 73
    Kellomäki M, Honkanen P, Lehto M, Lehtimäki M, Mäkelä S, Törmälä P. MCP arthroplasty with bioreplaceable implants: Clinical experiences and preliminary results. TUT, Institute of Biomaterials, report number 3, 1/2001.
  • 71
    Palmgren T, Ylinen P, Tulamo R-M, Kellomäki M, Törmälä P, Rokkanen P. Lannerangan nikamavälilevyn korvaaminen biohajoavilla itselujittuneilla täyskierteisillä poly-L-laktidiruuveilla ja polylaktidipolymeeristä, bioaktiivisesta ja PolyactiveR:sta valmistetuilla sylinterimuotoisilla implanteilla (alustava tutkimus kasvavilla sioilla). SOT 2001;24(4):443-447.

  • 70
    Kellomäki M, Törmälä P. Structure and mechanical properties of bioabsorbable scaffolds. 2nd annual seminar of "Tissue engineering and medical, dental and veterinary biomaterial research group (BRG)", Tampere 09.08.2001.

  • 69
    Törmälä P, Kellomäki M, Suokas E, Rokkanen P, Waris T. Biomaterials and approaches in tissue engineering. 2nd annual seminar of "Tissue engineering and medical, dental and veterinary biomaterial research group (BRG)", Tampere 09.08.2001.

  • 68
    Puumanen K, Kellomäki M, Ritsilä V, Böhlig T, Pihlajamäki H, Törmälä P, Waris T. Guided maxillary bone regeneration with bioabsorbable 2-D scaffolds. An experimental study in growing rabbits. 2nd annual seminar of "Tissue engineering and medical, dental and veterinary biomaterial research group (BRG)", Tampere 09.08.2001.
  • 67
    Palmgren T, Ylinen P, Tulamo R-M, Kellomäki M, Törmälä P, Rokkanen P. Replacement of the lumbar intervertebral disc using bioabsobable self-reinforced poly-L-lactide fullthreaded screws and cylindrical implants consisting of Polylactide polymers, bioactive glass and Polyactive. A preliminary study in growing pigs. 2nd annual seminar of "Tissue engineering and medical, dental and veterinary biomaterial research group (BRG)", Tampere 09.08.2001.

  • 66
    Waris E, Lehtimäki M, Tulamo R-M, Kellomäki M, Törmälä P, Santavirta S, Konttinen YT, Ashammakhi N. Minipig model in evaluatio of bioreplaceable joint scaffold. 2nd annual seminar of "Tissue engineering and medical, dental and veterinary biomaterial research group (BRG)", Tampere 09.08.2001.

  • 65
    Saikku-Bäckström A, Tulamo R-M, Räihä JE, Kellomäki M, Toivonen T, Törmälä P, Rokkanen P. Intramedullary fixation of cortical bone osteotomies with absorbable self-reinforced fibrillated poly-96L/4D-lactide (SR-PLA96) rods in rabbits. Biomaterials 2001;22:33-43.

  • 64
    Tielinen L, Manninen M, Puolakkainen P, Kellomäki M, Törmälä P, Rich J, Seppälä J, Rokkanen P. Inability of transforming growth factor-b1, combined to bioabsorbable polymer paste, to promote healing of bone defects in the rat distal femur. Archives of Orthopaedic and Trauma Surgery 2001;121:191-196.
  • 63
    Nazhat SN, Kellomäki M, Törmälä P, Tanner KE, Bonfield W. Dynamic mechanical characterisation of biodegradable composites of polylactides and hydroxyapatite. Journal of Biomedical Materials Reseach: Applied Biomaterials 2001;58:335-343.

  • 62
    Kellomäki M, Niiranen H, Puumanen K, Ashammakhi N, Waris T, Törmälä P. Bioabsorbable scaffolds for guided bone regeneration and generation. Biomaterials 2000; 21:2495-2505.

  • 61
    Kellomäki M. Bioabsorbable and Bioactive Polymers and Composites for Tissue Engineering Applications. Doctoral thesis. Tampere University of Technology, Department of Materials Engineering, December 2000.

  • 60
    Kellomäki M, Puumanen K, Waris T, Törmälä P. In vivo degradation of composite membrane of P(e-CL/L-LA) 50/50 film and P(L/D)LA 96/4 mesh. Materials for Medical Engineering: Euromat - Volume 2, edited H. Stallforth and P. Revell. Wiley-VCH, Weinheim, Germany, 2000;2:73-79.

  • 59
    Ellä V, Kellomäki M, Tanner KE, Bonfield W, Törmälä P. Polylactide-hydroxyapatite composite plates and their in vitro behaviour. Proceedings of FiberMed 2000, Tampere, Finland, 2000, 257-260. (ISBN 952-15-0423-4).

  • 58
    Paatola T, Kellomäki M, Törmälä P. Poly (L/D) lactide 96/4 copolymer filaments. Proceedings of FiberMed 2000, Tampere, Finland, 2000, 261-265.

  • 57
    Kellomäki M, Kontio R, Törmälä P. A novel biodegradable orbital floor implant. Proceedings of FiberMed 2000, Tampere, Finland, 2000, 271-274.

  • 56
    Kellomäki M, Heller J, Törmälä P. Properties of two different poly (ortho esters). Journal of Materials Science. Materials in Medicine 2000;11:345-355.

  • 55
    Kellomäki M, Niiranen H, Puumanen K, Ashammakhi N, Waris T, Törmälä P. Bioabsorbable scaffolds for guided bone regeneration and generation. Biomaterials 2000; 21:2495-2505

  • 54
    Kellomäki M, Paasimaa S, Törmälä P. Pliable polylactide plates for guided bone regeneration: manufacturing and in vitro. Proceedings of the Institution of Mechanical Engineers. Engineering in Medicine, Part H 2000;214-H6:615-629.

  • 53
    Kellomäki M, Kaikkonen A, Törmälä P. Hybrid knitted plates. World Biomaterials Conference, Hawaii, May 15-20 2000, Hawaii USA.

  • 52
    Honkanen P, Lehtimäki M, Törmälä P, Kellomäki M, Mäkelä S, Lehto MUK. Biodegradable PLDLA scaffold prosthesis in the MCP-arthroplasty in rheumatoid patients. Nordic Orthopedic Federation 50th Conference, 7-10 June, 2000, Tampere, Finland. SOT 2/2000 vol 23 p. 111.

  • 51
    Kellomäki M, Kontio R, Törmälä P. A novel biodegradable orbital floor implant. FiberMed 2000 Conference, 12-15.6.2000 Tampere, Finland.

  • 50
    Ellä V, Kellomäki M, Tanner KE, Bonfield W, Törmälä P. Polylactide-hydroxyapatite composite plates and their in vitro behaviour. FiberMed 2000 Conference, 12-15.6.2000 Tampere, Finland.

  • 49
    Paatola T, Kellomäki M, Törmälä P. Poly (L/D) lactide 96/4 copolymer filaments. FiberMed 2000 Conference, 12-15.6.2000 Tampere, Finland.

  • 48
    Mäkelä S, Honkanen P, Lehtimäki M, Kellomäki M, Lehto MUK. Hand function after MCP arthroplasty. Scandinavian-Hungarian Hand Society Meeting, 16-19.8.2000 Kuopio, Finland.

    47
    Honkanen P, Lehtimäki M, Kellomäki M, Mäkelä S, Lehto MUK. Biodegradable PLDLA prosthesis for MCP reconstruction in rheumatoid patients. Scandinavian-Hungarian Hand Society Meeting, 16-19.8.2000 Kuopio, Finland.

    46
    Kellomäki M, Lehto MUK, Honkanen P, Lehtimäki M, Törmälä P. P(L/D)LA 96/4 scaffolds for MCP joints. Scandinavian-Hungarian Hand Society Meeting, 16-19.8.2000 Kuopio, Finland.

    45
    Tielinen L, Manninen M, Puolakkainen P, Rokkanen P, Pätiälä H, Pihlajamäki H, Kellomäki M, Törmälä P, Pohjonen T, Rautavuori J, Rich J, Seppälä J. Bioabsorbable polylactide pins with polymer paste, containing transforming growth factor-b1, in the healing of osteotomies and bone defects. Nordic Orthopedic Federation 50th Conference, 7-10 June, 2000, Tampere, Finland. SOT 2/2000 vol 23 p. 193.

     44
    Kitlinski B, Sawicki A, Harat M, Sawicki A, Kellomäki M, Happonen H, Törmälä P. The biodegradable plates and screws in the anterior stabilization of the cervical spine on animal model. European Spine Journal 2000;9:301.

    43
    Kellomäki M. Kudosteknologia - Tissue engineering. Biotec2000 exhibition, Helsinki 13.9.2000.

  • 42
    Törmälä P, Ahvenjärvi P, Kellomäki M, Niiranen H, Paatola T, Pelto M, Suokas E, Rokkanen P. Bioabsorbable polymers and implants. Turun vuosittaiset bioamteriaalipäivät 7-8.11.2000, Turku, Finland.


  • 41
    Ashammakhi N, Papp A, Sayed R, Ruuskanen M, Kallioinen M, Kellomäki M, Waris T, Seppälä J, Törmälä P. Histological Evaluation of poly (L-Lactide/ epsilon-Caprolactone) 50/50 Membrane Implanted in the Subcutis of Rats. Ann Chir Gynaecol 1999; 88:313-317

    40
    Kitlinski B, Harat M, Sawicki A, Kellomäki M, Happonen H, Törmälä P. The bioabsorbable system for the spine cervical stabilization on an animal model. 11th European Congress of Neurosufgery (EANS), Monduzzi, Bologna, Italy, 1999 pp. 489-493.

    39
    Kitlinski B, Harat M, Szylberg T, Kellomäki M, Törmälä P. The evaluation of usefulness of the biodegradable plates and screws stabilizing the cervical section of the spine which are made from synthetic self-reinforced polymer (SR PDLLA 70/30) on animal model - the preliminary report. Winter Meeting of EANS, 13-16 February, 1999, Warsaw, Poland.

    38
    Kellomäki M, Törmälä P. Plates and membranes for conducted and enhanced bone growth. The 2nd symposium on biodegradable materials in craniofacial surgery, 8-11.4.1999, Saariselkä, Finland. The European Union Demonstration Project BMH4-98-38S2 "Treatment of craniofacial syndromes with biodegradable plates, screws and wires".

    37
    Törmälä P, Kaikkonen A., Happonen H, Kellomäki M, Niiranen H, Pirhonen E, Pohjonen T. Processing and properties of self-reinforced bioabsorbable polymeric composites. The 2nd symposium on biodegradable materials in craniofacial surgery, 8-11.4.1999, Saariselkä, Finland. The European Union Demonstration Project BMH4-98-38S2 "Treatment of craniofacial syndromes with biodegradable plates, screws and wires".

    36
    Tielinen L, Manninen M, Puolakkainen P, Rokkanen P, Kellomäki M, Törmälä P, Rich J, Seppälä J. Inability of local application of transforming growth factor b-1, combined to bioabsorbable polymer mass, to promote healing of bone defects in the distal femur. An experimental study on rats. Transactions of the 9th conference of the European Orthopaedic Research Society (Editor: Florian Gottsauner-Wolf). 3-4 June, 1999, Brussels, Belgium.

    35
     Ashammakhi N, Papp A, Moilanen M, Ruuskanen M, Kallioinen M, Kellomäki M, Törmälä P, Waris T. A Histological Study of Poly-L-Lactide /epsilon-Capronolactone (P-L-LA/e-CL) Membrane. Scandinavian Surgical Society. Biennial Congress. June 6-9, 1999, Turku, Finland. Published in Ann Chir Gynaecol 1999, 88(2): 109-76. Abstract No. 6.

    34
    K. Puumanen, M. Kellomäki, V. Ritsilä, T. Böhling, P. Törmälä, T. Waris: Healing of experimental maxillary alveolar clefts in growing rabbits using two biodegradable materials. Euraps 10th Annual Meeting, 21-22 May, 1999, Madrid, Spain. Abstract book.

    33
    K. Puumanen, M. Kellomäki, V. Ritsilä, T. Böhling, P. Törmälä, T. Waris: Healing of experimental maxillary alveolar clefts in growing rabbits using two biodegradable materials. The 2nd Symposium on Biodegradable Materials in Craniofacial Surgery. Saariselkä, Finland, April 8-11, 1999. Abstract book.

    32
     Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Ashammakhi N, Törmälä P, Waris T. Healing of Experimental Maxillary Clefts in Growing Rabbits Using Two Biodegradable Materials. Scandinavian Surgical Society. Biennial Congress. June 6-9, 1999, Turku, Finland. Published in Ann Chir Gynaecol 1999, 88(2): 109-76. Abstract No. 49.

    31
    Puumanen K, Kellomäki M, Ritsilä V, Böhling T, Ashammakhi N, Törmälä P, Waris T. Healing of experimental maxillary clefts in growing rabbits using two biodegradable materials. Annales Chirurgiae et Gynaecologiae. Official Organ for The Finnish Surgical Society and The Scandinavian Surgical Society, vol. 88, number 2: p. 164, 1999. (Congress of The Scandinavian Surgical Society, 6-9.6.1999)

    30
    Kitlinski B, Harat M, Szylberg T, Kellomäki M, Törmälä P. The evaluation of usefulness of the biodegradable plates and screws stabilizing the cervical section of the spine which are made from synthetic self-reinforced polymer (SR PDLLA 70/30) on animal model. 11th European Congress of Neurosurgery (EANS), 19-24 September, 1999, Copenhagen, Denmark.

    29
    Kellomäki M, Törmälä P. Composite of PolyactiveÔ and bioactive glass. European Society Biomaterials ESB99 Conference, 8-12.9.1999, Arcachon, Bordeaux, France. 21. Kellomäki M, Törmälä P. Calcification of PolyactiveÔ and bioactive glass composite. European Society Biomaterials ESB99 Conference, 8-12.9.1999, Arcachon, Bordeaux, France.

    28
    Kellomäki M, Puumanen K., Waris T, Törmälä P. In vivo degradation of biodegradable membrane consisting of P(e-CL/L-LA) 50/50 film and PLDLA 96/4 mesh. Euromat 99, 27-30 September, 1999, München, Germany.

    27
    Kitlinski B, Harat M, Sawicki A, Kellomäki M, Törmälä P, Felsmann M. The bioabsorbabel system for the spine cervical stabilization on an animal model. VII Sympozjum Sekcja Neuroortopedii Polskiego Towarzystwa Neurochirurgow. Bydgoszcs 30.09.-02.10.1999.

    26
    Paatola T, Kellomäki M, Törmälä P. PLDLA 96/4:n kuiduttaminen. TUT, Institute of Biomaterials, report number 2, 1999.

    25
    Kellomäki M. Biokorvautuva tekonivel reumapotilaan rystyniveldestruktion hoidossa, Reumatologisen yhdistyksen kokousseminaari, Heinola 28.-29.1.1999.

    24
    Kellomäki M. PLDLA interpositio-materiaalitekniikan näkökulma. Reumajalka-seminaari, Reumaliiton kuntoutuslaitos, Pikonlinna, 11-12.3.1999.

  • 23
    Kellomäki M. (P. Törmälän psta), Biohajoavat implantit kudosteknologiassa. Uuden Teknologian Säätiön palkintojenjakotilaisuus, 22.3.1999, Turku.


  • 22
     Ahammakhi N, Papp A, Sayed R, Ruuskanen M, Kallioinen M, Kellomäki M, Waris T, Seppälä J, Törmälä P. Behaviour of poly(L-Lactide/epsilon-caprolactone) membrane implanted subcutaneously in rats. Suomen Ortopedia ja Traumatologia 1998; 21(3):414-416 (SOY vuosikokous, Tampere talo, Tampere, 12.-13.11.1998)
  • 21
    Ashammakhi N, Papp A, Sayed R, Ruuskanen M, Kallioinen M, Kellomäki M, Waris T, Seppälä J, Törmälä P. Histological Evaluation of Poly(L-lactide/e-Caprolactone) 50/50 Membrane Implanted in the Subcutis of Rats. European Association of Tissue Banks (EATB) & European Association of Musculoskeletal Transplantation (EAMST) Conference, Turku, Sep 10-12, 1998, p. 106.

     20
    Ashammakhi N, Papp A, Moilanen M, Ruuskanen M, Kallioinen M, Kellomäki M, Törmälä P, Waris T. Evaluation of Poly-L-lactide/Epsilon-caprolactone (P-L-LA/e-CL) membrane. The First Combined Meeting, European Associations of Tissue Banks (EATB) and Musculo Skeletal Transplantation (EAMST). 10-12 September, 1998, Turku, Finland.

    19
    Kellomäki M, Heller J, Törmälä P. Properties of two different poly (ortho esters). International conference on "Advances in biomaterials and tissue engineering" June 14-19, 1998 Capri, Italy, p.75-76.

    18
    Kellomäki M, Paasimaa S, Lehto M.U.K, Lehtimäki M, Törmälä P. Bioabsorbable prosthesis for MCP and MTP joint reconstruction. International conference on "Advances in biomaterials and tissue engineering" June 14-19, 1998 Capri, Italy, p.127-128.

    17 Kellomäki M, Törmälä P. In vitro degradation of thin polylactide plates. North Sea Biomaterials Conference, 15-18.9.1998, Hague, The Netherlands.

    16
    Pelto M, Kellomäki M, Pohjonen T, Törmälä P. Self-reinforcing of tyrosine derived polycarbonates. North Sea Biomaterials Conference, 15-18.9.1998, Hague, The Netherlands.

     15
    Lehtimäki M, Paasimaa S, Lehto M, Kellomäki M, Mäkelä S, Törmälä P. Development of the metacarpo phalangeal joint arhthroplasty with a bioabsorbable prosthesis. International conference on "Scandinavian Hand Society Meeting Surgery and Therapy" 27-29 August, 1998 Oslo, Norway.

    14
    Helander P, Ekholm M, Lindqvist C, Suuronen R, Hietanen J, Kellomäki M. A histological study of tissue reactions to solid polyorthoester. Journal of Cranio- Maxillofacial Surgery vol.26 suppl. 1 p. 71 August 1998.

    13 Kellomäki M, Törmälä P. Poly (ortho esters) in medical applications: a literature review. TUT, Institute of Biomaterials, Report 1, 1998.

    12
    Lehtimäki M, Lehto M, Kellomäki M, Paasimaa S, Mäkelä S, Honkanen P, Törmälä P. Resorboituva tekonivel reumapotilaiden rystynivelten hoidossa. SOT 3/98 vol. 21, pp. 368-370.

  • 11
    Tielinen L, Manninen M, Rokkanen P, Puolakkainen P, Kellomäki M, Törmälä P, Rich J, Seppälä J. Biohajoavaan polymeerimassaan yhdistetty transformoiva kasvutekijä beta 1 ei edistä luudefektin paranemista distaalisessa reidessä. SOT 3/98 vol. 21, pp. 393-395.


  • 10
    Ekholm M, Salo A, Syrjänen S, Laine P, Lindqvist C, Kellomäki M, Suuronen R. Biocompatibility of Solid Poly (Ortho Ester). Journal of Materials Science. Materials in Medicine 1997;8:265-269.

    9 Kellomäki M, Törmälä P. Ultrasonic Moulding of Bioabsorbable Polymers and Polymer/Drug Composites. Journal of Materials Science Letters 1997;16:1786-1789.

    8
    Kellomäki M, Paasimaa S, Orava P, Seppälä J, Törmälä P. Comparison of properties of PolyactiveR and PCL/PLLA (50:50) copolymer. IUPAC Symposium "Molecular Architecture for Degradable Polymers", June 10-13, 1997, Stockholm, Sweden.

  • 7
    Kellomäki M, Tanner KE, Bonfield W, Törmälä P. Reinforced polylactide-hydroxyapatite composites. 13th European Conference on Biomaterials, September 4-7, 1997, Göteborg, Sweden.


  • 6
    Kellomäki M, Törmälä P. Ultrasonic Welding-A Novel Method to Manufacture Controlled Drug Release Devices. 10th Nordic-Baltic Conference on Biomedical Engineering. 9-13.6.1996, Tampere, Finland.

  • 5
    Kellomäki M, Paasimaa S, Törmälä P. Bioabsorbable Scaffolds as Potential BMP Releasing Systems. Bone Morphogenetic Proteins Experimental and Clinical Aspects Today. International Symposium '96. 17-19.6.1996, Tampere, Finland.


  • 4
    Kellomäki M, Törmälä P. "Biodegradable polymers as drug releasing materials", Final report of Pharmaceutical Technology Programme, pp. 71-79, TEKES 1994.


  • 3
    Kellomäki M. The polymerisation of poly-L-lactide and its behaviour in hydrolysis. M.Sc. thesis. Tampere University of Technology, Department of Mechanical Engineering, January 1993 (in Finnish).

    2
    Kellomäki M, Törmälä P. In vitro behaviour of PHB/PHV + 17-b-estradiol. The annual seminar of Pharmaceutical Technology Programme 18.05.1993, Espoo.

  • 1
    Kellomäki M. Biodegradable polymers, Thermoanalysis in modern R&D projects. Finnish Chemistry Association's 39th course, 25-26.8.1993, Helsinki.


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