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. 28, 2025
Filed:
Apr. 17, 2020
Chungnam National University Hospital, Daejeon, KR;
The Industry & Academic Cooperation IN Chungnam National University (Iac), Daejeon, KR;
Joo-Hak Kim, Daejeon, KR;
Sang-Ha Oh, Daejeon, KR;
CHUNGNAM NATIONAL UNIVERSITY HOSPITAL, Daejeon, KR;
THE INDUSTRY & ACADEMIC COOPERATION IN CHUNGNAM NATIONAL UNIVERSITY (IAC), Daejeon, KR;
Abstract
An auxiliary device for use in a trocar instrument, including a trocar needle having a fastening groove formed on an outer circumferential surface thereof. The auxiliary device includes: a body into which at least a portion of the trocar needle is inserted; and a hook connected to the body and configured to be inserted into the fastening groove of the trocar needle. The hook includes a fixing portion fixed to the body and a coupling portion extending from one end of the fixing portion and configured to be inserted into the fastening groove when the trocar needle is disposed inside the body. A gap is formed between the fixing portion and the coupling portion.