1
Cheng Kung Liu, Ying Jiang, Mark S Roby, Steven L Bennett, Richard P Stevenson, Jeffrey P Pietrangeli: Composite bioabsorbable materials and surgical articles made therefrom. United States Surgical Corporation, May 6, 1997: US05626611 (211 worldwide citation)

The present invention relates to composite materials having a core portion formed from a first bioabsorbable material and at least one shell portion of a second bioabsorbable material joined to the core portion. The first and second bioabsorbable materials have different rates of bioabsorption. In a ...


2
Mark S Roby, Ying Jiang: Polyesteramides with amino acid-derived groups alternating with alpha-hydroxyacid-derived groups and surgical articles made therefrom. United States Surgical Corporation, June 22, 1999: US05914387 (177 worldwide citation)

Polyesteramides having amino acid-derived groups alternating with hydroxy acid-derived groups are useful in making shaped articles, particularly, shaped articles suitable for use as surgical devices.


3
Mark S Roby, Ying Jiang: Polyesteramide, its preparation and surgical devices fabricated therefrom. United States Surgical Corporation, May 11, 1999: US05902875 (173 worldwide citation)

A polyesteramide suitable for use in the fabrication of absorbable surgical devices such as monofilament and multifilament sutures, films, sheets, plates, clips, staples, pins, screws, and the like, is obtained by reacting a monoalkanolamine such as ethanolamine with a diacid halide such as succinic ...


4
Mark S Roby, Ying Jiang: Polyesteramide, its preparation and surgical devices fabricated therefrom. United States Surgical Corporation, July 6, 1999: US05919893 (172 worldwide citation)

Degradable polyesteramide suitable for use in biomedical applications is obtained by reacting diamino alkyl ester with alpha hydroxy acid to form diamide-diol which is reacted with acyl halide or dicarboxylic acid to yield polyesteramide. ##STR1##


5
Cheng Kung Liu, Ying Jiang, Mark S Roby, Steven L Bennett, Richard P Stevenson, Jeffrey P Pietrangeli: Composite bioabsorbable materials and surgical articles made thereform. United States Surgical Corporation, November 26, 1996: US05578046 (142 worldwide citation)

The present invention relates to composite materials having a core portion formed from a first bioabsorbable material and at least one shell portion of a second bioabsorbable material joined to the core portion. The first and second bioabsorbable materials have different rates of bioabsorption. In a ...


6
Steven L Bennett, Ying Jiang, Elliott A Gruskin, Kevin M Connolly: Bioabsorbable branched polymers containing units derived from dioxanone and medical/surgical devices manufactured therefrom. United States Surgical Corporation, November 26, 1996: US05578662 (112 worldwide citation)

Star polymers of soft segment forming monomers are useful in forming surgical devices. The star polymers can be endcapped with isocyanate, mixed with a filler and/or cross-linked. The polymer compositions are useful, for example, as fiber coatings, surgical adhesives or bone putty, or tissue growth ...


7
Cheng Kung Liu, Ying Jiang, Mark S Roby, Steven L Bennett, Richard P Stevenson, Jeffrey P Pietrangeli: Composite bioabsorbable materials and surgical articles made therefrom. United States Surgical, July 25, 2000: US06093200 (88 worldwide citation)

Composite materials have a core portion formed from a biocompatible material and at least one shell portion of a biocompatible material joined to the core portion. In a preferred embodiment, the core portion is coextruded with the shell portion to form a composite filament or sheet. The composite ma ...


8
Walter Skalla, Steven L Bennett, Ying Jiang: Biodegradable moldable surgical material. United States Surgical Corporation, June 24, 1997: US05641502 (75 worldwide citation)

A moldable biodegradable surgical material is made of a bioabsorbable polymer derived from hydroxyacids, tactones, carbonates, etheresters, anhydrides, orthoesters and copolymers, terpolymers and/or blends thereof, the polymer blended with at least one surface active agent selected from the group co ...


9
Mark S Roby, Ying Jiang, John S Bobo, Jon T Reinprecht: Absorbable mixture and coatings for surgical articles fabricated therefrom. United States Surgical Corporation, February 10, 1998: US05716376 (66 worldwide citation)

Absorbable mixtures are fabricated from a predominant component of fatty acid ester mixed with a copolymer comprising a predominant amount of epsilon-caprolactone and a minor amount of at least one other copolymerizable monomer of other bioabsorbable monomers. These mixtures are useful in forming co ...


10
Ying Jiang, Elliott A Gruskin: Modified synthetic cross-linked amino acid polymers and medical devices formed therefrom. United States Surgical Corporation, April 9, 1996: US05505952 (57 worldwide citation)

Synthetic, cross-linked amino-acid containing polymers are useful in forming medical devices. The hydrogels of the invention are particularly useful in wound healing and anti-adhesion applications.