1
Sylwester Gogolewski, Stephan M Perren: Self-locking resorbable screws and plates for internal fixation of bone fractures and tendon-to-bone attachment. Synthes, Davis Hoxie Faithful & Hapgood, January 4, 1994: US05275601 (378 worldwide citation)

An absorbable bone screw and plate system with self-locking properties. The absorbable bone screw comprises a threaded shaft portion 1 for insertion into bone and a head portion 3 for rigid connection in the screw hole 13 of a bone plate 20, the diameter of said head portion 3 increasing in the dire ...


2
Sylwester Gogolewski: Poly(L-lactide-co-glycolide) copolymers, methods for making and using same, and devices containing same. Synthes, Jones Day, June 8, 2004: US06747121 (307 worldwide citation)

The present invention relates in general to implantable, resorbable copolymers containing L-lactide and glycolide repeat units, and in particular to terpolymers containing L-lactide, glycolide, and one other type of repeat unit selected from the group consisting of D-lactide, D,L-lactide, and &egr;- ...


3
Sylwester Gogolewski, Martin Beck, Christian Gerber, Alberto G Schneeberger, Stephan M Perren: Resorbable tendon and bone augmentation device. Synthes, McAulay Fisher Nissen Goldberg & Kiel, June 18, 1996: US05527341 (177 worldwide citation)

The device is implantable in the living body for attachment and augmentation of tendons and/or reinforcement of bones. It comprises a substantially flat membrane having a rounded outer shape and at least two perforations. The membrane contains resorbable or degradable polymeric and/or polymeric-cera ...


4
Slobodan Tepic, Stephen J Bresina, Sylwester Gogolewski: Shell structure for bone replacement. Forschungsinstitut Davos Laboratorium fur Experimentelle Chirugie, McAulay Fisher Nissen Goldberg & Kiel, May 18, 1993: US05211664 (151 worldwide citation)

Bone defects after trauma, tumor resection, etc. still present a major clcal problem. Current treatment with bone grafts, bone-inducing substances, Ilizarov techniques, artificial prosthetic replacements, or bone transplants are only partially satisfying. Bioresorbable shell structures for treatment ...


5
Sylwester Gogolewski: Hardenable ceramic hydraulic cement. Synthes, Pennie & Edmonds, October 8, 2002: US06461632 (133 worldwide citation)

A method for delivering a therapeutically effective drug via a hardenable ceramic hydraulic cement composition including a first component of at least one sodium or calcium salts of inorganic and organic acids, a second component of at least one alkaline, and optionally third and fourth components i ...


6
Sylwester Gogolewski, Stephan M Perren: Resorbable fixation device with controlled stiffness for treating bodily material in vivo and introducer therefor. Synthes, McAulay Fisher Nissen Goldberg & Kiel, August 17, 1993: US05236431 (107 worldwide citation)

The resorbable fixation device is useful for treating torn bodily material in vivo. It has a tip, a head, and a cylindrically shaped shaft portion lying between the tip and the head. The shaft portion has at least one retention element protruding radially therefrom to facilitate insertion of said sh ...


7
Sylwester Gogolewski, Richard P Meinig, Stephan M Perren: Bone regeneration membrane. Laboratorium fur experimentalle Chirurgie Forschungsinstitut, Karen Lee Orzechowski, Walter C Nath & Associates Farley, October 14, 1997: US05676699 (105 worldwide citation)

A bone regeneration membrane containing resorbable or degradable, polymeric and/or polymeric-ceramic material with a glass transition temperature in the range of -30.degree. to +200.degree. C.


8
Sylwester Gogolewski, Albert J Pennings: Biocompatible, antithrombogenic materials suitable for reconstructive surgery. Medtronic, Vidas & Arrett, April 28, 1987: US04661530 (43 worldwide citation)

Biocompatible, highly antithrombogenic material for reconstructive surgery, which is based on poly (L-lactic acid) and or poly (dL-lactic acid) and segmented polyester and urethanes or polyether urethanes.


9
Sylwester Gogolewski: Multilayered prosthesis material and a method of producing same. Mendinvent, Burns Doane Swecker & Mathis, September 13, 1988: US04770664 (35 worldwide citation)

A method producing a multilayered prosthesis material for use with a living body, said material showing mechanical compliance vis-a-vis soft body tissue and possessing biocompatibility. The method comprising the steps:


10
Sylwester Gogolewski, Albert J Pennings: Method of preparing polyester filament material. Medtronic, Vidas & Arrett, April 10, 1990: US04915893 (25 worldwide citation)

Method of preparing a new synthetic surgical filament material by spinning a mixture of a polyester and an additive.