1
Pertti Tormala, Pentti Rokkanen, Seppo Vainionpaa, Juha Laiho, Veli Pekka Heponen, Timo Pohjonen: Surgical materials and devices. Pollock Vande Sande & Priddy, November 6, 1990: US04968317 (218 worldwide citation)

Surgical material of resorbable polymer, copolymer, or polymer mixture containing at least partially fibrillated structural units, and use thereof.


2
Pertti Törmälä, Markku Tamminmäki, Timo Pohjonen, Auvo Kaikkonen: Bioabsorbable surgical fastener for tissue treatment. Bionx Implants Oy, Kenyon & Kenyon, April 22, 2003: US06551343 (205 worldwide citation)

The present invention relates to a surgical fastener or device (implant) formed in the shape of an arrow comprising a shaft with a proximal (first) portion having a blunt end and tapered form, such that the proximal portion is broad at its blunt end and tapers in the direction of a distal (second) p ...


3
Pertti Törmälä, Timo Pohjonen, Markku Tamminmaki: Surgical fastener for tissue treatment. Linvatec Biomaterials Oy, Kenyon & Kenyon, February 17, 2004: US06692499 (203 worldwide citation)

The present invention relates to a surgical fastener or device (implant) formed in the shape of an arrow comprising a shaft with a proximal (first) portion having protrusions and a blunt end and a distal (second) portion having protrusions and a pointed end, the protrusions of the proximal and dista ...


4
Mark Sherman, Auvo Kaikkonen, Timo Pohjonen, Pertti Tormala: Bone block fixation implant. Bionx Implants OY, Kenyon & Kenyon, December 14, 1999: US06001100 (167 worldwide citation)

In the present invention, a bioabsorbable implant is described, which implant is manufactured of bioabsorbable polymer, copolymer, polymer alloy or fiber reinforced and/or particle filled composite, which implant is pushed into a hole or drill canal made in a bone, for fixing a bone graft into the d ...


5
David W Anderson, Pertti Helevirta, Eija Pirhonen, Timo Pohjonen, Markku Tamminmäki, Pertti Törmälä: Suture anchor. Bionx Implants Oy, Kenyon & Kenyon, August 20, 2002: US06436124 (158 worldwide citation)

A one-piece suture anchor for anchoring a suture into a bone comprising an elongated body having proximal and distal ends, the body comprising at least one channel for receiving a suture, the channel comprising two elongated longitudinal guides continuing from the proximal end of the suture anchor t ...


6
Timo Pohjonen, Harri Happonen, Pertti Helevirta, Auvo Kaikkonen, Jan Nieuwenhuis, Piet E Haers, Hermann Sailer: Resorbable polymer compositions. Inion, Banner & Witcoff, August 19, 2003: US06607548 (120 worldwide citation)

A novel polymer composition is provided which includes a base material including a biodegradable polymer or copolymer, and a copolymer additive including one or more monomers imparting a tensile strength to the polymer composition at room temperature that is lower than a tensile strength at room tem ...


7
Martti Talja, Pertti Tormala, Pentti Rokkanen, Seppo Vainionpaa, Timo Pohjonen: Method of manufacturing biodegradable surgical implants and devices. Biocon Oy, Kenyon & Kenyon, August 11, 1998: US05792400 (86 worldwide citation)

A method of producing a surgical implant, device, or part thereof, made of biodegradable material for performing at least one function selected from the group consisting of supporting, joining and separating tissue and keeping open a tissue cavity. One biodegradable rod which is wound around a windi ...


8
Pertti Törmälä, Tero Välimaa, Henna Niiranen, Timo Pohjonen, Penti Rokkanen: Bioactive, bioabsorbable surgical composite material. Bionx Implants Oy, Kenyon & Kenyon, June 18, 2002: US06406498 (76 worldwide citation)

The Applicants' invention is a bioactive, biocompatible, bioabsorbable surgical composite that is fabricated bioabsorbable polymers, copolymers or polymer alloys that are self-reinforced and contain ceramic particles or reinforcement fibers, and also can be porous. The composite of the inventio ...


9
Pertti Törmälä, Timo Pohjonen, Harri Happonen, Auvo Kaikkonen: Bioabsorbable, deformable fixation plate. Bionx Implants Oy, Kenyon & Kenyon, April 24, 2001: US06221075 (57 worldwide citation)

The present invention relates generally to body tissue fixation systems, including body tissue fixation hardware comprising biocompatible, bioabsorbable (resorbable) thermoplastic plates, and methods of using those systems and hardware.


10
Martti Talja, Pertti Törm umlaut over, Pentti Rokkanen, Seppo Vainionp umlaut over, Timo Pohjonen: Biodegradable surgical implants and devices. Biocon Oy, Kenyon & Kenyon, January 9, 2001: US06171338 (56 worldwide citation)

A surgical device made of biodegradable material for keeping open a tissue cavity. The tissue includes at least one tissue type selected from the group consisting of healthy tissue or parts thereof, operated tissues or parts thereof, and damaged tissue or parts thereof. The device includes an elonga ...