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US 5,207,649 AGranted
Introducer sheath having a hemostatic closure
AssigneeThe Brigham and Women's Hospital, Inc.
InventorJohn E. Aruny
Life of this patent
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Abstract
An introducer sheath having a hemostatic closure to prevent extracorporeal leakage of blood. In a preferred embodiment, the hemostatic closure includes a support wall which defines an opening having a first region and a second region. The opening is provided with an elastomeric conforming means which conforms to the exterior surface of tubes passed through the hemostatic closure.
Claims19
A hemostatic closure for an introducer sheath, comprising:
- (a) a support means, said support means defining an opening, wherein said opening includes a first region having a first width and a second region having a second width greater than said first width;
- and
- (b) conforming means disposed within said opening, said conforming means comprising an elastomeric material defining a passage through said elastomeric material, wherein said elastomeric material is capable of conforming to the exterior shape of adjacent tubular members passed through said passage.
A hemostatic closure for an introducer sheath, comprising:
- (a) a conforming means, said conforming means including
- (1) a first region having a first width;
- (2) a second region having a second width greater than said first width;
- and
- (3) an elastomeric material defining a passage through said elastomeric material, wherein said elastomeric material is capable of conforming to the exterior shape of adjacent tubular members passed through said passage;
- and
- (b) a support wall disposed about said conforming means for providing support to said conforming means.
4 more elements
A hemostatic closure for an introducer sheath, comprising:
- (a) a support means, said support means including a first region having a first width and a second region having a second width greater than said first width, said first region and said second region being vertically aligned;
- (b) means for conforming to the shape of a tube disposed within and completely filling said first and second regions, said conforming means comprising an elastomeric material defining a passage therethrough, wherein said elastomeric material conforms to the exterior shape of a tube upon introduction of said tube through said passage.
Dependencies are inferred from the claim text.