Patent ID: 6945951

Claim:
A catheter comprising: a. a first tube having a proximal end and a distal end; b. a second tube having a proximal end and a distal end and a wall and a lumen extending from the proximal end to the distal end for passage of fluid between said distal end and said proximal end, said first tube residing within and extending along the length of said second tube; c. a jet body near said distal end of said first tube, said jet body including a jet emanator; d. at least one outflow orifice and at least one inflow orifice formed in said wall of said second tube adjacent to said distal end thereof, said outflow orifice(s) comprising opening(s) for passage of fluid out of said lumen of said second tube; and, e. said jet emanator located proximal to said at least one outflow orifice and at least one inflow orifice, and having at least one jet orifice directed in a distal direction toward said distal end of said second tube.