Ringed forceps
AssigneeThe Trustees of Columbia University in the City of New York
InventorMichael R. Treat
Life of this patent
Estimating the term…
Abstract
A surgical instrument comprises two oppositely-positioned working numbers each having proximal and distal ends and each having a working surface. The instrument also comprises at least one ring member affixed to a least one of the working members to encompass one or more of a user's fingers. In one embodiment at least one working surface has a heating element to cut or seal and cut tissue.
Claims59
A surgical instrument which comprises two oppositely-positioned working members each having proximal and distal ends and each having a working surface, said instrument comprising at least one ring member affixed to at least one of said working members to encompass one or more of a user's finger, wherein at least one ring member is sliding affixed and maybe positioned by the user at any point along a working member.
A surgical instrument for sealing or welding tissue which comprise:
- two oppositely-positioned working surfaces for compressing tissue, wherein at least one working surface has a heating element,
- a heating element actuator responsive to a predetermined pressure to activate the heating element to seal or weld tissue, and
- at least one ring member affixed to at least one of said working surfaces to encompass one or more of a user's fingers,
- wherein the opposing working surfaces apply pressure and approximate tissue.
An instrument for sealing, cutting, or sealing and cutting corporeal vessels or organ tissue comprising:
- a housing section having a first and second forceps arms extending from the housing, said first and second forceps arms being resiliently mounted to the housing, each of said first and second forceps arms having a distal end with a grasping face,
- a sleeve extending over the distal end of each forceps arm,
- a heating element adjacent the exterior surface of one sleeve on one forceps arm distal end and facing the interior surface of the other forceps arm, and
- at least one ring member affixed to at least one of said forceps arms to encompass one or more of a user's fingers.
Dependencies are inferred from the claim text.