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:
Dec. 30, 2025
Filed:
Aug. 04, 2022
Centrix, Inc., Shelton, CT (US);
William B. Dragan, Easton, CT (US);
Centrix, Inc., Shelton, CT (US);
Abstract
A dental anesthetic buffering system using pre-dosed dry buffering material. Liquid dental anesthetic from a standard anesthetic cartridge or carpule is injected into a dry buffering material buffering the anesthetic improving efficacy and comfort. A buffer dosing cartridge or carpule configured to fit within an anesthetic syringe is pre-dosed with a dry buffering material and injected with a liquid anesthetic from a standard anesthetic cartridge or carpule forming a buffered anesthetic cartridge or carpule. The buffered anesthetic cartridge or carpule is placed in an anesthetic syringe used to immediately administer the buffered anesthetic to a patient. Ease-of-use, effectiveness, and comfort to the patient are provided making dentistry easier.