Double lumen catheter

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Description

FIG. 1 is a side elevational view of a double lumen catheter showing my new design;

FIG. 2 is a rear elevation view of the catheter illustrated in FIG. 1;

FIG. 3 is an end view of the solid line portion of the catheter illustrated in FIG. 1 as seen along line 3--3 thereof;

FIG. 4 is a sectional view of the catheter illustrated in FIG. 1 as taken along line 4--4 thereof;

FIG. 5 is an end view partly in section of the catheter illustrated in FIG. 1 as seen along line 5--5 thereof; and

FIG. 6 is a sectional view of the bottom portion of the catheter illustrated in FIG. 2 as taken along line 6--6 thereof.

Referenced Cited
U.S. Patent Documents
D256617 August 26, 1980 Clemens
4099528 July 11, 1978 Sorenson et al.
4134402 January 16, 1979 Mahurkar
4144884 March 20, 1979 Tersteegen et al.
4270535 June 2, 1981 Bogue et al.
Other references
  • Journal of American Medical Association, Feb. 21, 1959, 138/836, Double Lumen Catheter.
Patent History
Patent number: D272651
Type: Grant
Filed: Nov 2, 1981
Date of Patent: Feb 14, 1984
Inventor: Sakharam D. Mahurkar (Chicago, IL)
Primary Examiner: Bernard Ansher
Law Firm: Emrich & Lee and Brown, Hill, Dithmar, Stotland, Stratman & Levy
Application Number: 6/317,232
Classifications
Current U.S. Class: D24/54; Having Body Piercing Means (604/44)
International Classification: D2402;