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United States Utility Patents
5,257,980 - 5,257,989

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NumberTitle
5,257,980 Subcutaneous injection set with crimp-free soft cannula
5,257,981 Ostomy appliance
5,257,982 Fluid absorbing article utilizing a flow control cover sheet
5,257,983 Blood bag for lyophilization
5,257,984 Blood collector
5,257,985 Multi-chamber intravenous bag apparatus
5,257,986 Container for the separate sterile storage of at least two substances and for mixing said substances
5,257,987 Controlled release osmotic infusion system
5,257,988 Apparatus for phacoemulsifying cataractous-lens tissue within a protected environment
5,257,989 Contact laser delivery probe



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