CPC A61B 17/1675 (2013.01) [A61B 17/1617 (2013.01); A61B 17/32002 (2013.01); A61B 17/320016 (2013.01)] | 20 Claims |
1. A retrograde resection apparatus for resecting tissue, comprising:
a cutting blade having a body defining a first surface a second surface opposite to said first surface, and including at least one cutting feature provided on said second surface;
a radial slot extending through said first and second surfaces and defined through at least a radial portion of said body;
a recess defined in said body and located in at least a portion of said radial slot;
a shaft having a distal end and a proximal end, wherein a portion of said distal end is received in said recess to allow said cutting blade rotatably driven by said shaft;
a biasing device configured to bias said shaft against said cutting blade; and
wherein the cutting blade is configured to cut the tissue when the shaft is rotatably driven proximally in a retrograde direction towards the proximal end.
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