US 12,239,574 B2
Aspirating cutter and method of use
Erik William Peterson, Walnut Creek, CA (US)
Assigned to Medical Instrument Development Laboratories, Inc., San Leandro, CA (US)
Filed by Medical Instrument Development Laboratories, Inc., San Leandro, CA (US)
Filed on Feb. 4, 2022, as Appl. No. 17/592,663.
Application 17/592,663 is a division of application No. 16/076,394, granted, now 11,241,333, previously published as PCT/US2015/021730, filed on Mar. 20, 2015.
Claims priority of provisional application 62/028,432, filed on Jul. 24, 2014.
Claims priority of provisional application 61/968,109, filed on Mar. 20, 2014.
Prior Publication US 2022/0151831 A1, May 19, 2022
Int. Cl. A61F 9/007 (2006.01); A61F 9/008 (2006.01)
CPC A61F 9/00709 (2013.01) [A61F 9/00763 (2013.01); A61F 9/00825 (2013.01); A61B 2217/005 (2013.01); A61F 2009/0087 (2013.01); A61F 2009/00874 (2013.01); A61F 2009/00887 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A surgical cutting apparatus for cutting biological material, the apparatus comprising:
a handle;
an outer tube attached to the handle and having a closed tip, wherein the outer tube extends along a longitudinal axis;
a port formed in a side wall of the outer tube; and
an inner tube slidable within the outer tube along the longitudinal axis and having an open tip, the inner tube being in fluid communication with the handle,
wherein the outer tube includes a cusp, wherein the cusp is defined by an intersection of a first surface and a second surface, wherein the first surface and the second surface extend around the port in the side wall of the outer tube, wherein the first surface and the second surface intersect at an edge, and wherein the edge extends at an oblique angle relative to the longitudinal axis.