Tissue gripper for use with intraluminal stapling device
First Claim
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1. In an intraluminal stapling instrument for joining hollow tubular organs, said instrument including a central longitudinally extending member, means disposed on said member for placement within the lumen of a hollow tubular organ to be joined, said means adapted to carry a circular array of fasteners disposed about said central member for joining together and holding the joined hollow tubular organ, the improvement comprising:
- clamping means slidably disposed on said central longitudinal extending member, said clamping means comprising a circular array of barbs extending outwardly from the central longitudinally extending member to grasp the open end of the hollow tubular organ to be joined and hold said organ in a constricted position adjacent the central member and beneath the circular array of fasteners whereby when said instrument is actuated, said fasteners are caused to engage the hollow tubular organ adjacent the open end thereof.
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Abstract
The improvement in an intraluminal stapling instrument comprising a clamping means disposed on the central member of said instrument. The clamping means holds the tissue to be joined in the proper position with respect the fasteners being used to accomplish the fastening.
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Citations
2 Claims
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1. In an intraluminal stapling instrument for joining hollow tubular organs, said instrument including a central longitudinally extending member, means disposed on said member for placement within the lumen of a hollow tubular organ to be joined, said means adapted to carry a circular array of fasteners disposed about said central member for joining together and holding the joined hollow tubular organ, the improvement comprising:
clamping means slidably disposed on said central longitudinal extending member, said clamping means comprising a circular array of barbs extending outwardly from the central longitudinally extending member to grasp the open end of the hollow tubular organ to be joined and hold said organ in a constricted position adjacent the central member and beneath the circular array of fasteners whereby when said instrument is actuated, said fasteners are caused to engage the hollow tubular organ adjacent the open end thereof. - View Dependent Claims (2)
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Current AssigneeEthicon Incorporated (Johnson & Johnson)
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Original AssigneeEthicon Incorporated (Johnson & Johnson)
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InventorsTanaka, Kanuza, Clanton, Marlene K., Kapec, Jeffrey
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Primary Examiner(s)Pinkham, Richard C.
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Assistant Examiner(s)Jackson, Gary
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Application NumberUS06/791,029Time in Patent Office572 DaysField of Search128/334 R, 128/335, 128/303 R, 128/337, 128/346, 128/303US Class Current606/153CPC Class CodesA61B 17/115 Staplers for performing ana...A61B 17/1155 Circular staplers comprisin...A61B 17/12 for ligaturing or otherwise...
