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Title:
CRYSTALLIZABLE POLYLACTONE COPOLYMER PREPARED BY UTILIZING MONOFUNCTIONAL AND DIFUNCTIONAL POLYMERIZATION INITIATORS
Document Type and Number:
Japanese Patent JP2004131692
Kind Code:
A
Abstract:

To provide an absorbable polylactone copolymer having properties suitable for converting to a transplantable medical device such as a "soft" monofilament suture thread, a composition for producing the same, and a medical device to be prepared therefrom.

The absorbable polylactone copolymer is prepared in part from about 2 mol% to about 80 mol% glycolide by utilizing a combination of a monofunctional polymerization initiator and a difunctional polymerization initiator to achieve rates of crystallization of the copolymer of at least about two times faster than the rate of crystallization of a copolymer made by a similar process utilizing either the monofunctional or the difunctional polymerization initiator alone. The medical device is prepared by using such a copolymer.


Inventors:
NEWMAN HUGH D JR
JAMIOLKOWSKI DENNIS D
ANDJELIC SASA
BEZWADA RAO S
BRIAN M KELLY
Application Number:
JP2003187587A
Publication Date:
April 30, 2004
Filing Date:
June 30, 2003
Export Citation:
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Assignee:
ETHICON INC
International Classes:
A61L27/00; A61L17/12; A61L31/06; C08G63/08; C08G63/64; C08G63/664; C08G63/78; (IPC1-7): C08G63/08; A61L27/00; C08G63/78
Attorney, Agent or Firm:
Hiroaki Tazawa
Konobu Kato