Compact endoscopic surgical blade assembly and method of use thereof
AssigneeA.M. Surgical, Inc.
InventorsRomi Mirza, Ather Mirza
Life of this patent
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Abstract
An endoscopic surgical device having a slotted clear cannula, a blade and a housing, wherein the cannula is attached to the housing, and wherein the blade is enclosed in the housing and is slidable into the cannula is disclosed. The blade is enclosed within the housing and cannula, and has a horizontally-oriented pushing component and a vertically-oriented cutting component that protrudes through the slot of the cannula. The device further has a device for locking a viewing device in place relative to other components of the device. A method for a performing an operative procedure on a target tissue in a subject using the endoscopic surgical device is also described.
Claims23
An endoscopic surgical device, comprising:
- (a) a housing having a proximate end and a distal end;
- (b) a slotted clear cannula attached to said distal end of said housing, said slotted clear cannula comprises a cannula body having a proximate end and a distal end, and a slot extending from said proximate end of said cannula to the proximity of said distal end of said cannula;
- (c) a revolver assembly located within said housing, comprising:
- a slide lock having a proximate end, a distal end and two notches at said distal end;
- a scraper;
- a blade assembly;
- and
- a circular revolver body comprising a selector switch;
- wherein said scraper and said blade assembly reside at said two notches of said slide lock in a pre-deployment position and wherein said selector switch allows selection of said scraper or said blade for deployment;
- (d) a tube assembly having a proximate end and a distal end and a longitudinal central lumen for the insertion of a viewing device, said distal end of said tube assembly is located within said housing and extends through said revolver, said distal end of the tube assembly is capable of entering said slotted clear cannula from said proximate end of said clear cannula, wherein said scraper or said blade assembly is rotated onto a mounting point on the tube assembly for deployment;
- and
- (e) a scope lock assembly for holding said viewing device in a stationary position relative to the tube assembly.
Dependencies are inferred from the claim text.