Invention Grant
- Patent Title: Sol for tissue perforation closure, ulcer protection, and vascular embolization
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Application No.: US16461527Application Date: 2017-11-16
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Publication No.: US11559602B2Publication Date: 2023-01-24
- Inventor: Toshio Uraoka , Naohisa Yahagi , Shunji Yunoki , Yoshimi Ohyabu , Takefumi Narita
- Applicant: Tokyo Metropolitan Industrial Technology Research Institute , National University Corporation Gunma University
- Applicant Address: JP Tokyo; JP Gunma
- Assignee: Tokyo Metropolitan Industrial Technology Research Institute,National University Corporation Gunma University
- Current Assignee: Tokyo Metropolitan Industrial Technology Research Institute,National University Corporation Gunma University
- Current Assignee Address: JP Tokyo; JP Gunma
- Agency: Canady + Lortz LLP
- Agent Suzannah K. Sundby, Esq.
- Priority: JPJP2016-224255 20161117
- International Application: PCT/JP2017/041238 WO 20171116
- International Announcement: WO2018/092836 WO 20180524
- Main IPC: A61L24/10
- IPC: A61L24/10 ; A61K9/00 ; A61K47/02 ; A61K47/22 ; A61K47/42 ; A61L31/14 ; A61K9/06 ; A61L27/24 ; A61L31/04
Abstract:
The purpose of the present invention is to provide an injectable sol into a body, suited for delivery through a catheter, and usable for tissue perforation closure, ulcer protection, or vascular embolization. Provided are a sol for tissue perforation closure, a sol for ulcer protection, and a sol for vascular embolization, each containing from 0.6 mass % to 3 mass % of a collagen, water, from 200 mM to 330 mM sodium chloride, and a buffer and having a pH from 6.0 to 9.0.
Public/Granted literature
- US1649387A Utensil handle Public/Granted day:1927-11-15
Information query
