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:
Jun. 05, 2018
Filed:
Jun. 06, 2012
Chun LI, Beijing, CN;
Yunxing Liu, Beijing, CN;
Chun Li, Beijing, CN;
Yunxing Liu, Beijing, CN;
Beijing DBT Medi-Tech Development Co., Ltd., Beijing, CN;
Abstract
A tri-ring syringe which includes a barrel () having a distal end and a proximal end. The proximal end of the barrel () is provided with a double ring handle. The syringe also includes a plunger () including a distal end and a proximal end, the proximal end of the plunger () being provided with a single ring handle (), the distal end of the plunger () connecting with a rubber stopper () and being inserted into the interior of the barrel (); and an insertion part () connected to the barrel () and rotating synchronously with the barrel. The invention allows the torque of the rotation of the barrel () to be transmitted outward.