Vitrectomy probe with adjustable cutter port size

• US 9,381,114 B2
• Filed: 05/05/2014
• Issued: 07/05/2016
• Est. Priority Date: 12/21/2010
• Status: Active Grant

• Current Assignee: Alcon Incorporated
• Original Assignee: Alcon Research Limited (Nestle SA)
• Inventors: Underwood, John R., Auld, Jack Robert, Huculak, John Christopher
• Primary Examiner(s): Severson, Ryan J
• Assistant Examiner(s): Papeika, Rachel S
• Application Number:
  US14/269,749
• Publication Number:
  US 20140364886A1
• Time in Patent Office: 792 Days
• US Class Current: 1/1
• CPC Class Codes: A61B 17/32002 with continuously rotating, oscillating or reciprocating cutting instruments
• CPC Class Codes: A61B 17/320783 through side-hole, e.g. sliding or rotating cutter inside catheter
• CPC Class Codes: A61B 2017/00402 Piezo electric actuators
• CPC Class Codes: A61B 2017/320028 with reciprocating movements
• CPC Class Codes: A61B 2217/005 with suction drainage system
• CPC Class Codes: A61F 9/00763 with rotating or reciprocating cutting elements, e.g. concentric cutting needles atherectomy cutting instruments A61B17/3207; endoscopic cutting instruments A61B17/320016
• CPC Class Codes: Y10T 137/86839 Four port reversing valves
• CPC Class Codes: Y10T 137/87217 Motor
• CPC Class Codes: Y10T 137/87233 Biased exhaust valve

Claims