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:
Sep. 24, 2024
Filed:
Mar. 26, 2024
Applicant:
Shandong Branden Medical Device Co., Ltd, Dezhou, CN;
Inventors:
Assignee:
SHANDONG BRANDEN MEDICAL DEVICE CO. , LTD, Dezhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/34 (2006.01); A61B 34/20 (2016.01); A61B 17/00 (2006.01); A61B 90/00 (2016.01); A61M 25/01 (2006.01);
U.S. Cl.
CPC ...
A61B 17/3496 (2013.01); A61B 17/3423 (2013.01); A61B 34/20 (2016.02); A61B 2017/0023 (2013.01); A61B 2017/0046 (2013.01); A61B 2017/00862 (2013.01); A61B 2090/034 (2016.02); A61B 2090/3925 (2016.02); A61B 2090/3966 (2016.02); A61B 2090/3995 (2016.02); A61M 25/0108 (2013.01);
Abstract
A blood regurgitation preventing puncture and guidance device without skin dilation is provided. The puncture and guidance device mainly includes a needle tube, a dilation tube, a sheath, and a deceleration and stop device. A hydrophilic ultrasound developing coating is provided on a surface of the sheath to lay a foundation for visual puncture. The sheath and the dilation tube contain X-ray developing particles, and are provided with a transition section.