Ultrasonic aspirator for microscopic neurosurgery

- Aloka Co., Ltd.
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Description

FIG. 1 is a top, front and left perspective view of an ultrasonic aspirator for microscopic neurosurgery showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
4169984 October 2, 1979 Parisi
4526571 July 2, 1985 Wuchinich
4634419 January 6, 1987 Kriezuan et al.
4747820 May 31, 1988 Hornlein et al.
Patent History
Patent number: D316448
Type: Grant
Filed: Mar 31, 1988
Date of Patent: Apr 23, 1991
Assignees: Aloka Co., Ltd. (Tokyo), Ueda Japan Radio Co., Ltd. (Nagano)
Inventors: Masaichi Kijima (Tokyo), Nobumichi Yajima (Nagano)
Primary Examiner: Stella Reid
Law Firm: Koda and Androlia
Application Number: 7/176,391
Classifications
Current U.S. Class: D24/26