A - Human Necessities – 61 – F
Patent
A - Human Necessities
61
F
A61F 2/06 (2006.01) A61L 31/14 (2006.01)
Patent
CA 2452662
A biocompatible non-memory expandable polymeric article selected from stents, implantable prostheses, catheters, other surgical articles and sealants for implantable prostheses, and which is at least in part biodegradable and includes a combination where hollow cylindrical element (2) is depicted in cutaway form to reveal helical element (4), terminated schematically at (6) and where a combination of at least one thermoplastic elastomeric component and at least one thermoplastic non-elastomeric component, the article being either porous articles or having the potential to become porous by action of body fluids in situ), the thermoplastic non-elastomeric component being present in such an amount as will provide mechanical strength and rigidity to the article when in an expanded mode.
L'invention concerne un article polymère déployable, biocompatible et sans mémoire sélectionné parmi les stents, les prothèses implantables, les cathéters et autres articles chirurgicaux et agents de scellement pour prothèses implantables, et étant en partie au moins biodégradable. L'article comprend une combinaison d'au moins un composant thermoplastique élastomère et d'au moins un composant thermoplastique non élastomère. Il est poreux ou potentiellement poreux sous l'action de fluides corporels <i>in situ</i>, le composant thermoplastique non élastomère étant en outre présent en quantités qui fourniront à l'article une résistance mécanique et une rigidité lorsque celui-ci est à l'état déployé.
Dimock Stratton Llp
Pentech Medical Devices Ltd.
LandOfFree
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