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US 5,308,576 AGranted
Injection molded anvils
AssigneeUnited States Surgical Corporation
InventorsDavid T. Green, Henry Bolanos
Life of this patent
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Abstract
A method for making metal injection molded medical devices is disclosed. The method comprises melt blending, inject ion molding, and sintering a granulated hardenable metal feedstock.
Claims11
A method for producing a metal injection molded medical device in the shape of a grasping member comprising:
- a. melt blending a feedstock, comprising a hardenable metal with a thermoplastic binder material;
- b. injection molding the feedstock in a mold configured and dimensioned to form a medical device;
- c. removing a majority of the binder material;
- and
- d. sintering the medical device.
2 more elements
A method for producing a metal injection molded medical device comprising:
- a. melt blending a feedstock, comprising a hardenable metal with a thermoplastic binder material;
- b. injection molding the feedstock in a mold configured and dimensioned to form a medical device;
- c. removing a majority of the binder material;
- and
- d. sintering the medical device is in the shape of a member selected from the group consisting of an anvil, an anvil having a blank surface, an anvil having pockets configured in the shape of a rectangle, and an anvil having pockets configured in the shape of a star.
2 more elements
Dependencies are inferred from the claim text.