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:
Mar. 18, 2025
Filed:
Mar. 19, 2020
Astellas Pharma Inc., Chuo-ku, JP;
National University Corporation Tokyo Medical and Dental University, Bunkyo-ku, JP;
Makoto Ogino, Chuo-ku, JP;
Keiichi Yoshihara, Chuo-ku, JP;
Yasuharu Kimura, Chuo-ku, JP;
Megumi Aoki, Chuo-ku, JP;
Toshitaka Yoshii, Bunkyo-ku, JP;
Satoru Egawa, Bunkyo-ku, JP;
Astellas Pharma Inc., Chuo-ku, JP;
National University Corporation Tokyo Medical and Dental University, Bunkyo-ku, JP;
Abstract
Provided is a thrombin-carrying hemostatic sheet that is suitable for hemostasis during surgery, in particular, for hemostasis during spine surgery, that is convenient without preparation before use, and that is bioabsorbable and can be embedded in the body as it is. The hemostatic sheet is composed of a gelatin sponge carrying an effective amount of thrombin, wherein (A) the density is 30 to 55 mg/cm, and (B) the shape maintaining angle in wet conditions is 55 to 120°.