Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1991-07-24
1992-12-01
Hirsch, Paul J.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604158, 604264, A61M 532
Patent
active
051676451
ABSTRACT:
The disclosure is directed to a cholangiography catheter insertion tool, or introducer. In the preferred embodiment, the tool comprises a hollow cylinder with an ovate directional aperture lying in the plane of a tangent to the cylinder and parallel to the longitudinal axis of the cylinder. Also disclosed is a method of using the tool.
REFERENCES:
patent: 4650472 (1987-03-01), Bates
patent: 4808157 (1989-02-01), Coombs
patent: 4850960 (1989-07-01), Grayzel
patent: 4958901 (1990-09-01), Coombs
"Laparoscopic Cholecystectomy: Instrumentation and Technique" by E. Phillips, M. D., et al.; Journal of Laparoendoscopic Surgery vol. 1, No. 1 (1990) pp. 3-10.
Textbook: "Laparoscopic Cholangiography and Management of Choledocholithiasis" by Robert Bailey, M.D., et al.; Surgical Laparoscopy; Chapter 10 (1991); pp. 201-225.
"Cholangiogram"; Atlas of Endo Cholecystectomy with Auto Suture instruments by Karl A. Zucker, MD, FACS; (1990); p. 8.
"Arrow Balloon Cholangiography Catherization Sets"; Arrow International, Inc., Reading, Pa.
Cholangiocath Catheter, Model 908001; Surgimedics, Houston, Tex.
"Advanced Laparoscopic Instrumentation" by Marlow Surgical Technologies, Inc., Willoughby, Ohio; pp. 8-10.
"Laparoscopic Cholecystectomy"; Karl Storz--Endoskope; p. LCC7 Photocopy of American Catheter prototype.
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