Patent ID: 6419654
Filing Date: 2002-07-16
Classification: A61B,A61M

Abstract:
A multi-function diagnostic needle arthroscopic and lavage system for diagnostic examination and treatment of joint diseases permitting entry, visualization, irrigation, suction, and biopsies through a single portal comprising;a handpiece having a central passageway; irrigation and suction channels connected to said handpiece; irrigation and suction trumpet valves in said handpiece for intermittent control of irrigation fluid and suctioning; a diagnostic cannula; a coupling for attaching said diagnostic cannula to said handpiece; a sharp trocar and blunt obturator for inserting said diagnostic or biopsy cannula and attached handpiece into said joint; a fiberoptic arthroscope for insertion through said handpiece and said diagnostic cannula after removal of said sharp trocar and blunt obturator for visualization of the joint compartment, examination, and diagnosis; said handpiece constructed for manipulating said diagnostic cannula in a joint compartment while alternately irrigating and suctioning by operation of said irrigation and suction trumpet valves; whereby said joint may be efficiently and conveniently examined, diagnosed, and treated through a single entry port.