Title:
Double lumen catheter
United States Patent D272651


Inventors:
Mahurkar, Sakharam D. (1926 W. Harrison St., Chicago, IL, 60612)
Application Number:
06/317232
Publication Date:
02/14/1984
Filing Date:
11/02/1981
Primary Class:
Other Classes:
604/44
Field of Search:
604/43-45, D24/54, D24/51
View Patent Images:
US Patent References:
4270535Double lumen cathetersJuly, 1981Bogue et al.604/44
D256617Double lumen catheter insertAugust, 1980Clemens604/43
4144884Double lumen catheterMarch, 1979Tersteegen et al.604/44
4134402Double lumen hemodialysis catheterJanuary, 1979Mahurkar24/54
4099528Double lumen cannulaJuly, 1978Sorenson et al.604/44



Other References:
Journal of American Medical Association, Feb. 21, 1959, 138/836, Double Lumen Catheter.
Primary Examiner:
ANSHER, BERNARD
Attorney, Agent or Firm:
DITHMAR, STOTLAND, STRATMAN & LEVY (189 W. MADISON ST., STE. 1200, CHICAGO, IL, 60602, US)
Claims:
1. The ornamental design for a double lumen catheter, as shown and described.

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.