ANASTOMOSIS CLAMP
First Claim
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1. An anastomosis clamp comprising:
- a. a first open ended clamping collar having a substantially constant diameter and a relatively thin wall, b. a second open ended clamping collar having a substantially constant diameter and a relatively thin wall, c. a relatively narrow cross bar formed on each of said collars adjacent one end thereof extending across the open area defined by the collar on a diameter thereof, said collars having opposite clamping edges on the collar ends opposite said cross bars, d. means carried axially of said collars by said cross bars for guiding and holding said clamping collars together in clamping engagement, and e. means for urging the opposed clamping edges of said clamping collars together in clamping engagement wherein the open spaces in collars permit flow axially through the clamping collars.
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Abstract
An anastomosis clamp including a first clamping collar, a second clamping collar, a support rod connected to the first collar with said second collar having a support member slidable on said support rod, each of the opposed edges of said collars being formed with undulations which mate, and means for urging said clamping collars together.
387 Citations
8 Claims
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1. An anastomosis clamp comprising:
- a. a first open ended clamping collar having a substantially constant diameter and a relatively thin wall, b. a second open ended clamping collar having a substantially constant diameter and a relatively thin wall, c. a relatively narrow cross bar formed on each of said collars adjacent one end thereof extending across the open area defined by the collar on a diameter thereof, said collars having opposite clamping edges on the collar ends opposite said cross bars, d. means carried axially of said collars by said cross bars for guiding and holding said clamping collars together in clamping engagement, and e. means for urging the opposed clamping edges of said clamping collars together in clamping engagement wherein the open spaces in collars permit flow axially through the clamping collars.
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2. The device of claim 1 in which said means carried axially of said collars by said cross bars for guiding and holding said clamping collars includes a. a support rod connected to said first clamping collar and extending axially therefrom, and b. said second clamping collar having a support member slidable on said support rod.
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3. The device of claim 2 in which said means for urging said clamping collars together includes elastic means connected to said first and second clamping collars.
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4. The device of claim 2 in which said means for urging said clamping collars together includes a said support member of said first clamping collar being threaded with draw-up means thereon adapted to act against said second clamping collar to urge said collars together.
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5. The device of claim 2 in which said support member of said second clamping collar is flexible to allow movement of the patient using the clamp.
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6. The device of claim 4 in which said draw-up means includes a tube slidably mounted on said threaded support member of said first clamping collar which is drawn up against said second clamping collar by means of a nut member.
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7. The device of claim 2 further including means for maintaining said collars in spaced apart relationship against said urging means for allowing securement thereto of parts for clamping.
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8. The device of claim 7 in which said means for maintaining said collars in spaced apart relationship includes an opening formed in said support member of said first clamping collar whereby said support members may be clamped together.
Specification