Flexible metallic cannula infusion set
First Claim
Patent Images
1. A cannula housing assembly for an infusion set comprising:
- a cannula housing; and
a cannula extending distally from the cannula housing, wherein the cannula is constructed from one of a superelastic material and a shape memory material.
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Abstract
A cannula housing assembly for an infusion set is disclosed. The cannula housing assembly includes a cannula housing and a cannula extending distally from the cannula housing. The cannula may be constructed from a shape memory alloy or a superelastic alloy. A method of inserting a cannula constructed from a shape memory alloy is also disclosed.
48 Citations
20 Claims
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1. A cannula housing assembly for an infusion set comprising:
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a cannula housing; and
a cannula extending distally from the cannula housing, wherein the cannula is constructed from one of a superelastic material and a shape memory material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 12)
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11. A cannula housing assembly for an infusion set comprising:
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a base;
a cannula housing coupled to the base; and
a cannula extending distally from the cannula housing, wherein the cannula is constructed from one of a superelastic material and a shape memory material. - View Dependent Claims (13)
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14. A method of inserting a cannula into a patient comprising:
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providing a cannula formed from a shape memory material;
forming the cannula into a desired shape;
reforming the cannula into an insertion shape;
inserting the cannula into the patient; and
allowing body heat from the patient to revert the cannula from the insertion shape to the desired shape. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification