Resecting device
First Claim
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1. A resecting device comprising:
- a. a handle having a jaw trigger slidably engaged with said handle and mechanically engaged with a spring mechanism communicating a biasing force to said jaw trigger;
b. a fixed shaft portion having a first and a second end, wherein said fixed shaft portion first end is affixed to said housing, wherein said fixed shaft portion second end forms a first jaw member, and wherein said first jaw member has a tissue contact area;
c. a slidable shaft portion in communication with said spring mechanism and slidable relative to said fixed shaft portion, wherein said slidable shaft portion has a first and second end, wherein said slidable shaft portion first end is mechanically engaged with said spring mechanism, wherein said slidable shaft portion second end is mechanically engaged with a second jaw member so that said second jaw member and said first jaw member cooperate to form a set of cantilevered jaws, wherein said second jaw member has a tissue contact area oriented to face said tissue contact area of said first jaw member, wherein said tissue contact area of said first jaw member is biased away from said tissue contact area of said second jaw member via said spring mechanism, and wherein the distance between said tissue contact area of said first jaw member and said tissue contact area of said second jaw member is actuated by the position of said jaw trigger;
d. a source of electrosurgical energy adapted to connect to said jaw members such that said tissue contact areas of said jaw members are capable of conducting energy through tissues held therebetween.
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Abstract
A resecting device is disclosed. The resecting device comprises: a handle having a jaw trigger slidably engaged with the handle and mechanically engaged with a spring mechanism communicating a biasing force to the jaw trigger; a fixed shaft portion having a first and a second end, wherein the fixed shaft portion first end is affixed to the housing, wherein the fixed shaft portion second end forms a first jaw member, and wherein the first jaw member has a tissue contact area; and a slidable shaft portion in communication with the spring mechanism and slidable relative to the fixed shaft portion.
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Citations
38 Claims
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1. A resecting device comprising:
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a. a handle having a jaw trigger slidably engaged with said handle and mechanically engaged with a spring mechanism communicating a biasing force to said jaw trigger; b. a fixed shaft portion having a first and a second end, wherein said fixed shaft portion first end is affixed to said housing, wherein said fixed shaft portion second end forms a first jaw member, and wherein said first jaw member has a tissue contact area; c. a slidable shaft portion in communication with said spring mechanism and slidable relative to said fixed shaft portion, wherein said slidable shaft portion has a first and second end, wherein said slidable shaft portion first end is mechanically engaged with said spring mechanism, wherein said slidable shaft portion second end is mechanically engaged with a second jaw member so that said second jaw member and said first jaw member cooperate to form a set of cantilevered jaws, wherein said second jaw member has a tissue contact area oriented to face said tissue contact area of said first jaw member, wherein said tissue contact area of said first jaw member is biased away from said tissue contact area of said second jaw member via said spring mechanism, and wherein the distance between said tissue contact area of said first jaw member and said tissue contact area of said second jaw member is actuated by the position of said jaw trigger; d. a source of electrosurgical energy adapted to connect to said jaw members such that said tissue contact areas of said jaw members are capable of conducting energy through tissues held therebetween. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A resecting device comprising:
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a. a handle having a jaw trigger slidably engaged with said handle and mechanically attached to a spring mechanism communicating a biasing force to said jaw trigger; b. a shaft affixed to said handle at a first end, said shaft having a second end engaged with a first jaw member and a second jaw member, said first and second jaw members each having a tissue contact area, wherein said tissue contact area of said second jaw member is oriented to face said tissue contact area of said first jaw member, wherein said first and second jaw members are mechanically engaged with said shaft so that said first and second jaw members cooperate to form a set of jaws wherein a distance between said tissue contact areas of said first and second jaw members is uniform along the length of said first and second jaw members, wherein said tissue contact area of said first jaw member is biased away from said tissue contact area of said second jaw member via said spring mechanism, and wherein the distance between said tissue contact area of said first jaw member and said tissue contact area of said second jaw member is actuated by the position of said jaw trigger, and c. a source of electrosurgical energy adapted to connect to said first and second jaw members such that said tissue contact areas of said first and second jaw members are capable of conducting energy through tissues held therebetween.
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31. A resecting device comprising:
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a. a main body, said main body comprising; i. a handle integrated into the structure of said main body; ii. a jaw trigger slidably affixed to said main body at said handle; iii. a spring mechanism in mechanical communication with said jaw trigger and located within said main body; iv. an electrode selector having a switch, wherein said switch is mounted exterior said main body; v. a blade actuator slidably engaged with said main body along a track in said main body; b. a shaft affixed to said handle, said shaft comprising; i. a first end affixed to said main body; ii. a second end forming a first jaw member; and
,iii. a blade track; c. a second jaw member affixed to said shaft, wherein said second jaw member is affixed to said shaft in a manner such that said first jaw member and said second jaw member form cantilevered jaws, wherein said second jaw member is in mechanical communication with said jaw trigger and said spring mechanism, wherein said spring mechanism biases said second jaw member in a direction away from said first jaw member; and
wherein the position of said second jaw member is actuated by said jaw trigger;d. a selectively advanceable blade positioned within said shaft, wherein said blade is orientated towards said first and second jaw members, wherein said blade is in mechanical communication with and actuated by said blade actuator, and wherein said blade is actuated along said blade track; and
,e. a source of electrosurgical energy adapted to connect to each jaw member at a tissue contact area such that said jaw members are capable of conducting energy through tissues held therebetween, wherein said source of electrosurgical energy is also adapted to connect to said blade such that said blade is capable of conducting energy through tissues located between said blade and said first or second jaw members, and wherein said electrode selector is capable of routing electrosurgical energy to said jaw members or said blade. - View Dependent Claims (32, 33, 34, 35, 36)
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37. A resecting device comprising:
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a. a main body, said main body comprising; i. a handle integrated into the structure of said main body; ii. a jaw trigger slidably affixed to said main body at said handle; iii. a spring mechanism in mechanical communication with said jaw trigger and located within said main body; iv. an electrode selector having a switch, wherein said switch is mounted exterior said main body; and
,v. a blade actuator slidably engaged with said main body along a blade actuator track; b. a shaft affixed to said handle, said shaft comprising; i. a first end affixed to said main body; ii. a second end forming a first jaw member; iii. a contact plate orientated distally from said main body with respect to said first jaw member; and iv. a blade track; c. a second jaw member affixed to said shaft, wherein said second jaw member is affixed to said shaft in a manner such that said first jaw member and said second jaw member form a set of cantilevered jaws, wherein said second jaw member is in mechanical communication with said jaw trigger and said spring mechanism, wherein said spring mechanism biases said second jaw member in a direction away from said first jaw member; and
wherein the position of said second jaw member is actuated by said jaw trigger;d. a selectively advanceable blade positioned within said shaft, wherein said blade is orientated towards said first and second jaw members, wherein said blade is in mechanical communication with and actuated by said blade actuator, and wherein said blade is actuated along said blade track; e. a wire spool located within said main body, wherein said wire spool is mechanically engaged with a wire spool handle, wherein said wire spool handle is external said main body, wherein a portion of said wire spool is orientated as a wire loop extending through said shaft, wherein said wire loop is deployable outwardly from said shaft via actuation of said wire spool handle in a first direction and retractable inwardly to said shaft via actuation of said wire spool handle in a second direction, and wherein said wire loop may function as a wire loop resector; and f. a source of electrosurgical energy adapted to connect to each jaw member such that said jaw members are capable of conducting energy through tissues held therebetween, wherein said source of electrosurgical energy is also adapted to connect to said blade such that said blade is capable of conducting energy through tissues between said blade and said first jaw member or said second jaw member, and wherein said source of electrosurgical energy is also adapted to connect to said wire loop such that said wire loop is capable of conducting energy through tissues between said wire loop and said contact plate.
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38. An introducer sheath for facilitating the introduction of an instrument into a body opening of a patient comprising:
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a. an introducer sheath body, wherein said introducer sheath body provides a path for passing said instrument therethrough, and wherein said introducer sheath body is fabricated of a flexible material; b. a first end, wherein said first end is fashioned as an introducer sheath ring, and wherein said first end provides an opening into said introducer sheath body for said instrument; c. a second end, wherein said second end is closed, wherein said second end is capable of being punctured with an appropriate surgical tool, and wherein said second end is fabricated of a flexible material; and
,d. at least one group of perforations, wherein said group of perforations extend along at least one axial plane of said introducer sheath from said first end to said second end.
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Specification