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US 6,746,461 B2Granted
Low-profile, shape-memory surgical occluder
OwnerWilliam R. Fryinventor
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Abstract
A vessel occluding clamp according to the invention provides a pair of opposing jaws connected through a hinge and one or more pieces of shape-memory material associated with the jaws. The shape-memory material exhibits a transition temperature such that when the clamp is exposed to said transition temperature, the jaws of the clamp may close partially or completely to occlude the vessel.
Claims10
A clamp for at least temporarily occluding a blood vessel or other body lumen, comprising:
- a pair of opposing jaws connected through a hinge;
- a first shape-memory material associated with the jaws, the first shape-memory material exhibiting a first transition temperature such that, when the clamp is exposed to internal body temperatures during a surgical procedure, the jaws close partially or completely to occlude the vessel;
- and
- a second shape-memory material having a second transition temperature which, when reached, causes the jaws to open.
1 more element
Dependencies are inferred from the claim text.