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:
Apr. 02, 2019
Filed:
Nov. 17, 2015
Elekta Ab (Publ), Stockholm, SE;
Markus Nyman, Stockholm, SE;
Erik Rurling, Stockholm, SE;
ELEKTA AB (PUBL), Stockholm, SE;
Abstract
A stereotactic surgical instrument for use in stereotactical therapy and surgery and a coupling mechanism for such an instrument is disclosed. The stereotactic surgical instrument includes a semi-circular arc part and a head frame. The head frame is arranged for fixation to a head of a patient by pins or screws. The arc part includes coupling members shaped as rings arranged at a fixed distance from each other for attaching and locking the arc part to the head frame. The head frame includes support members formed as rings for receiving corresponding coupling members. Each coupling member includes a pivotable clamp element arranged to partly surround a respective support member circumferentially when the arc part is coupled to the head frame. The coupling members include locking elements arranged to receive a tip portion of the respective clamp element and adjustable locking knobs for tightening and locking respective coupling member to respective support member.