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.

Date of Patent:
Apr. 24, 2001

Filed:

Jan. 29, 1999
Applicant:
Inventors:

Robert S. Schwartz, Rochester, MN (US);

David R. Holmes, Rochester, MN (US);

David Berry, Longmont, CO (US);

Donald G. Ellis, Boulder, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 2/500 ;
U.S. Cl.
CPC ...
A61M 2/500 ;
Abstract

A hemostasis valve including a collapsible membrane in a portion of a through-lumen. Fluid pressure in a chamber surrounding the collapsible membrane assists in sealing the collapsible membrane around an operating device inserted through the hemostasis valve. Different mechanisms for mechanically deforming the collapsible membrane to assist in sealing are disclosed. Also, a system for continuously flushing a vascular catheter connected to a hemostasis valve at a rate of 0.10 to 10.0 cubic centimeters per minute, and a hemostasis valve assembly including an expandable reservoir which stores liquid volume under pressure.


Find Patent Forward Citations

Schwartz, Robert. (2001). Hemostasis valve, system and assembly (U.S. Patent No. 6221057). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6221057

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…