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:
Oct. 18, 2022
Filed:
Dec. 20, 2021
Hangzhou Santan Medical Technology Co., Ltd., Zhejiang, CN;
Bin He, Zhejiang, CN;
Liping Shen, Zhejiang, CN;
HANGZHOU SANTAN MEDICAL TECHNOLOGY CO., LTD., Hangzhou, CN;
Abstract
The present invention relates to a method for positioning and navigation of a fracture closed reduction surgery, comprising: installing preoperative positioning devices (), performing CT-scanning to obtain image information of broken bones and the preoperative positioning devices; determining data information of broken bone segments and of positioning balls of the preoperative positioning devices(); taking a broken bone segment and a preoperative positioning device () as a group to divide the obtained data information into data groups, determining ball center coordinates of the positioning balls (); determining a matching relation between each preoperative positioning device () and the corresponding broken bone segment based on the ball center coordinates of the positioning balls(); detaching the preoperative positioning devices(), and installing intraoperative positioning devices (); identifying indicator balls () of the intraoperative positioning devices () using infrared light tracking to determine ball center coordinates of the indicator balls in each intraoperative positioning device().