COSME CRUZ
Medical Practice in Detroit, MI

5571093, Nov 5, 1996

Sep 21, 1994

8/310237

Cosme Cruz - Grosse Pointe Farms MI
Richard W. Dow - Sharon VT
David G. Quinn - Grayslake IL

A61M 2500, A61M 3100

604270

A multiple-lumen catheter is disclosed that includes a catheter tube having a generally elongate cylindrical body having an axial passageway extending the length thereof. A septum extends across the interior of the body and along the length thereof in order to divide the body into first and second lumens. A bolus extends from a distal end of the body. The bolus has a passage section including an axial passage portion and a radial passage portion. The axial passage portion is in fluid communication with the first and second lumens. The radial passage portion includes a single port through the side of the bolus whereby the first and second lumens are in fluid communication with the port. According to another form of the invention, the radial passage includes a first port and a second port therein.

4935004, Jun 19, 1990

May 31, 1989

7/359969

Cosme Cruz - Grosse Pointe Farms MI

Henry Ford Health System - Detroit MI

A61M 2500

604 29

A unique catheter for percutaneous access of the peritoneal cavity, such as in peritoneal dialysis, comprising a flexible tubular member having a distal portion being caudally disposed with the periotoneal cavity and a proximal portion passing through subcutaneous and cutaneous tissues and extending externally downward along the abdominal wall. Distal and proximal portions are each angularly joined to a linear connecting portion which is substantially disposed only through the rectus muscle. The connecting portion having a length generally co-extensive with the thickness of the rectus muscle. Porous cuff means for tissue ingrowth being carried on at least the connecting portion and preferably extending the length of the connecting portion. The distal and proximal portions of the catheter being non-planar with each other.