Title:
HEMOSTATIC SPONGE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/169028
Kind Code:
A1
Abstract:
The present invention relates to the field of medicine. Specifically provided are a hemostatic sponge and a preparation method therefor. Components for preparing the hemostatic sponge comprise, by mass, 3-30 parts of a double bond-containing compound, 1-10 parts of chitosan, and 0.1-15 parts of a photoinitiator. Compared with existing commercial products, the hemostatic sponge of the present invention has a higher water absorption percentage and water absorption rate, and can quickly swell after absorbing water. When applied to a wound for hemostasis, the hemostatic sponge can quickly block the wound and achieve a hemostatic effect.
Inventors:
WU DECHENG (CN)
PAN ZHENG (CN)
ZHANG CHONG (CN)
PAN ZHENG (CN)
ZHANG CHONG (CN)
Application Number:
PCT/CN2022/138355
Publication Date:
September 14, 2023
Filing Date:
December 12, 2022
Export Citation:
Assignee:
UNIV SOUTHERN SCI & TECH (CN)
International Classes:
A61L24/06; A61L24/00; A61L24/08; C08F2/48; C08F220/58; C08F222/20; C08F251/00; C08F299/00; C08G81/00
Domestic Patent References:
| WO2009134414A2 | 2009-11-05 |
Foreign References:
| CN111116973A | 2020-05-08 | |||
| CN107383290A | 2017-11-24 | |||
| CN114470305A | 2022-05-13 | |||
| CN109091705A | 2018-12-28 | |||
| CN113730640A | 2021-12-03 | |||
| CN104027833A | 2014-09-10 | |||
| CN108187130A | 2018-06-22 | |||
| CN108495658A | 2018-09-04 | |||
| EP3103485A1 | 2016-12-14 | |||
| US20130230493A1 | 2013-09-05 | |||
| US20200179562A1 | 2020-06-11 |
Attorney, Agent or Firm:
DHC IP ATTORNEYS (CN)
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