Surgical adhesive
First Claim
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1. A surgical adhesive, which comprises:
- (A) at least one NCO-terminated hydrophilic urethane prepolymer, derived from at least one organic polyisocyanate and a polyol component comprising at least one hydrophilic polyether polyol having an oxyethylene content of at least 30%; and
(B) at least one unsaturated cyano compound containing a cyano group attached to a carbon atom constituting the polymerizable double bond.
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Abstract
Elastomeric or flexible surgical adhesives, comprising [A] NCO-terminated hydrophilic urethane prepolymer derived from hydrophilic polyether polyol of higher oxyethylene content, or combination of [A] with [B] unsaturated cyano compound containing cyano group attached to a carbon atom constituting the polymerizable double bond, are used for bonding of tissues, with rapid cure rate and sufficient bonding power.
155 Citations
15 Claims
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1. A surgical adhesive, which comprises:
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(A) at least one NCO-terminated hydrophilic urethane prepolymer, derived from at least one organic polyisocyanate and a polyol component comprising at least one hydrophilic polyether polyol having an oxyethylene content of at least 30%; and (B) at least one unsaturated cyano compound containing a cyano group attached to a carbon atom constituting the polymerizable double bond. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification