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US 6,713,527 B2Granted
Anaesthetic bone cement
AssigneeQueen's University at Kingston
InventorsDavid M. Bond, John F. Rudan, Michael A. Adams
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Abstract
The invention relates to surgical bone cement compositions and more particularly to bone cement compositions having aneasthetic properties, and to methods for producing analgesia.
Claims15
An anaesthetic bone cement composition, comprising:
- (a) a bone cement comprising:
- (i) a liquid monomeric (meth)acrylate composition;
- and
- (ii) a powder comprising at least one of a homopolymer and a copolymer of methyl methacrylate containing an effective amount of a polymerization initiator;
- and
- (b) an analgesic effective amount up to about 5% by weight of a local anaesthetic agent, wherein at least a portion of the anaesthetic agent is released from said bone cement composition when the bone cement composition is in a subject and the strength of the bone cement is substantially unchanged.
3 more elements
Dependencies are inferred from the claim text.