The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 15, 1994
Filed:
Oct. 13, 1993
Charles E Beuchat, Irvine, CA (US);
Roger Etherington, Newport Beach, CA (US);
Harold J Walbrink, Laguna Niguel, CA (US);
John W Berkman, Grants Pass, OR (US);
Nestle S.A., Vevey, CH;
Abstract
A cassette for use in combination with a surgical handpiece and a control console for controlling irrigation and/or aspiration fluid flows in the handpiece having a housing with an external surface and an interface adapted to be held in operative association with the control console, an inlet coupling, a pump tube having an inlet and a discharge line in fluid communication with a waste container and a fluid flow passage in fluid communication with the inlet coupling and the pump inlet consisting of an open channel formed in the external surface and a gasket adhered to the external surface to seal the channel fluid-tight.