Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1990-12-06
1992-12-01
Hirsch, Paul J.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604115, A61M 500
Patent
active
051676290
ABSTRACT:
A vein locator for locating a vein of a patient for insertion of a venous access catheter. The locator comprises a sleeve partially encompassing the vein to be located, and a ring removably attached to the sleeve. The ring has protuberances around an opening wherein the protuberances can be felt through the skin of the patient to locate the vein. The opening surrounded by the protuberances defines the vein location for insertion of the catheter. The method of locating a vein and the method of inserting a venous access catheter is also contemplated by the invention.
REFERENCES:
patent: 3927660 (1975-12-01), Tegtmeyer
patent: 4314568 (1982-02-01), Loving
patent: 4425119 (1984-01-01), Berglund
patent: 4527569 (1985-07-01), Kolb
patent: 4667679 (1987-05-01), Sahota
patent: 4886501 (1989-12-01), Johnston
Journal A.M.A. Jan. 4, 1930 (p. 26).
Lawson Mildred W.
Vertenstein Mathieu J.
Hanes Richard W.
Hirsch Paul J.
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