Myocardial lead introducer

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Description

FIG. 1 is a perspective view of a myocardial lead introducer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is an enlarged left side elevational view thereof; and,

FIG. 7 is an enlarged right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
3737579 June 1973 Bolduc
3875947 April 1975 Jula et al.
4010758 March 8, 1977 Rockland et al.
4146037 March 27, 1979 Flynn et al.
4181123 January 1, 1980 Crosby
4271846 June 9, 1981 Little
4280510 July 28, 1981 O'Neill
4442840 April 17, 1984 Wojciechowicz, Jr.
4646755 March 3, 1987 Kane
Other references
  • Daig Corporation Sutereless Myocardial Pacing Leads 1987.
Patent History
Patent number: D329898
Type: Grant
Filed: Nov 2, 1989
Date of Patent: Sep 29, 1992
Inventors: Robert G. Dutcher (Minneapolis, MN), John C. Hill (Minneapolis, MN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Celia A. Murphy
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 7/430,482
Classifications
Current U.S. Class: Hand Manipulated Tool Or Instrument (23) (D24/133)