Cardiac valve
Description
FIG. 1 is a perspective view of our cardiac valve showing our new design in an open position;
FIG. 2 is a top view thereof;
FIG. 3 is a front view thereof, the back view being identical thereto;
FIG. 4 is a right side view thereof, the left side view being identical thereto;
FIG. 5 is a bottom view thereof; and,
FIG. 6 is a perspective view of the cardiac valve in a closed position.
Referenced Cited
U.S. Patent Documents
D383208 | September 2, 1997 | Reif |
4406002 | September 20, 1983 | Roy |
4446577 | May 8, 1984 | Meyer et al. |
4888009 | December 19, 1989 | Lederman et al. |
5123918 | June 23, 1992 | Perrier et al. |
5207707 | May 4, 1993 | Gourley |
5397347 | March 14, 1995 | Cuilleron et al. |
5628791 | May 13, 1997 | Bokros et al. |
5843183 | December 1, 1998 | Bokros et al. |
Patent History
Patent number: D430935
Type: Grant
Filed: May 5, 1998
Date of Patent: Sep 12, 2000
Inventors: Yanqi Yang (S-587 29 Linkoping), Fang Chen (S-587 29 Linkoping)
Primary Examiner: Ian Simmons
Attorney: Welsh & Katz, Ltd.
Application Number: 0/87,560
Type: Grant
Filed: May 5, 1998
Date of Patent: Sep 12, 2000
Inventors: Yanqi Yang (S-587 29 Linkoping), Fang Chen (S-587 29 Linkoping)
Primary Examiner: Ian Simmons
Attorney: Welsh & Katz, Ltd.
Application Number: 0/87,560
Classifications