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. 03, 1998
Filed:
Feb. 24, 1997
Richard R Bird, Bethel, CT (US);
Kenneth F DeFrietas, Patterson, NY (US);
Roman R Janer, Danbury, CT (US);
Hal Kirshner, Weston, CT (US);
Samson L Pennatto, Danbury, CT (US);
Trex Medical Corporation, Danbury, CT (US);
Abstract
An apparatus for holding and driving a rotary cutting surgical instrument with a needle guiding stage of a stereotactic mammography biopsy system is disclosed. The system includes a rotary cutting surgical instrument having a housing with a mechanism for securing the housing to a needle guiding stage of the stereotactic mammography biopsy system. The apparatus further includes a position encoder and controller for determining the resistance experienced by the rotary cutting instrument and for controlling the rotation of the instrument in response to the resistance.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile