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:
Aug. 19, 2025
Filed:
Jun. 12, 2020
Applicant:
Beijing Longfu Hospital, Beijing, CN;
Inventors:
Yuanli Wang, Beijing, CN;
Qingpu Wang, Beijing, CN;
Yanli Lu, Beijing, CN;
Zhijun Tian, Beijing, CN;
Assignee:
BEIJING LONGFU HOSPITAL, Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 8/08 (2006.01); A61B 10/02 (2006.01); B26D 1/62 (2006.01); B26D 7/26 (2006.01);
U.S. Cl.
CPC ...
A61B 8/0833 (2013.01); A61B 10/0233 (2013.01); B26D 1/626 (2013.01); B26D 7/26 (2013.01);
Abstract
An ultrasound-induced positioning type puncture assembly and a sleeve type small needle knife are provided. The small needle knife includes a cutting assembly and a puncture assembly. The puncture assembly includes a puncture needle core and a puncture sleeve; an annular groove facing an ultrasound equipment probe is formed in an outer wall of the puncture sleeve along a circumferential direction; and a cross section of the annular groove is of lug-shaped.