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. 08, 2015
Filed:
Apr. 22, 2009
Yuehua He, Surrey, CA;
Aniko Takacs-cox, North Vancouver, CA;
Anthony Boey, Coquitlam, CA;
Brent Zaluski, Vancouver, CA;
Roger A. Smith, North Vancouver, CA;
Audrey A. Deschamps, Vancouver, CA;
Rui Avelar, Vancouver, CA;
Yuehua He, Surrey, CA;
Aniko Takacs-Cox, North Vancouver, CA;
Anthony Boey, Coquitlam, CA;
Brent Zaluski, Vancouver, CA;
Roger A. Smith, North Vancouver, CA;
Audrey A. Deschamps, Vancouver, CA;
Rui Avelar, Vancouver, CA;
Abstract
Disclosed are hydrogel compositions formed by the mixture of a tetramethylmethane substituted with one or more polyethylene glycols, and wherein each polyethylene glycol substituent is independently further substituted with one or more electrophilic groups, and a tetramethylmethane substituted with one or more polyethylene glycols, and wherein each polyethylene glycol substituent is independently further substituted with one or more nucleophilic groups. Disclosed are also methods of preparing the above hydrogels. The hydrogel compositions can further comprise pharmaceuticals, such as analgesics or local anesthetics. Disclosed are also methods of sealing a wound, preventing post-surgical adhesion, and reducing post-surgical pain using the disclosed hydrogels.