Insertion device
First Claim
Patent Images
1. An insertion set, comprising:
- a cannula housing of an infusion set including a cannula configured to be inserted into the skin of a patient; and
an insertion device, said device comprising;
a hub removably attachable to a base of the cannula housing, said hub including a handle part and a guard part; and
a needle attached to the hub, wherein the guard part slides longitudinally along the handle part to cover the needle,wherein the handle part includes a ledge on an inner side thereof, and the guard part slides along the ledge towards the needle and into the side of the needle wherein the needle is bent upwards.
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Accused Products
Abstract
An insertion device, generally used with an infusion set, including a needle being adapted for puncturing at one end and including at the opposite end a hub. The hub includes a handle part and a guard part that are capable of securing the needle through the use of locks. Locking structures are used to secure the insertion device in a position where the needle is covered in a locked position, avoiding unintended contact with the needle.
137 Citations
19 Claims
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1. An insertion set, comprising:
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a cannula housing of an infusion set including a cannula configured to be inserted into the skin of a patient; and an insertion device, said device comprising; a hub removably attachable to a base of the cannula housing, said hub including a handle part and a guard part; and a needle attached to the hub, wherein the guard part slides longitudinally along the handle part to cover the needle, wherein the handle part includes a ledge on an inner side thereof, and the guard part slides along the ledge towards the needle and into the side of the needle wherein the needle is bent upwards. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An insertion set, comprising:
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a cannula housing of an infusion set including a cannula configured to be inserted into the skin of a patient; and an insertion device, said device comprising; a hub removably attachable to a base of the cannula housing, said hub including a handle part and a guard part; and a needle attached to the hub, wherein the guard part slides longitudinally along the handle part to cover the needle, wherein the insertion device includes a locking mechanism that interlocks the guard part with the handle part when the guard part is slid over the needle; and wherein said locking mechanism includes a respective detent on laterally-opposite sides of the guard part and a corresponding respective catch on laterally-opposite sides of the handle part. - View Dependent Claims (9)
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10. A method for covering an insertion needle, comprising:
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inserting a cannula into the skin of a patient with an insertion device, wherein the insertion device includes; a hub removably attachable to a base of a cannula housing of an infusion set, said hub including a handle part and a guard part; and a needle attached to the hub, wherein the guard part slides longitudinally along the handle part to cover the needle, wherein the handle part includes a ledge on an inner side thereof, and the guard part slides along the ledge towards the needle and into the side of the needle wherein the needle is bent upwards; removing the insertion device from the cannula housing; and covering said needle with said guard part. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A method for covering an insertion needle, comprising:
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inserting a cannula into the skin of a patient with an insertion device, wherein the insertion device includes; a hub removably attachable to a base of a cannula housing of an infusion set, said hub including a handle part and a guard part; and a needle attached to the hub, wherein the guard part slides longitudinally along the handle part to cover the needle; removing the insertion device from the cannula housing; and covering said needle with said guard part, wherein the insertion device includes a locking mechanism that interlocks the guard part with the handle part when the guard part is slid over the needle; and wherein said locking mechanism includes a respective detent on laterally-opposite sides of the guard part and a corresponding respective catch on laterally-opposite sides of the handle part. - View Dependent Claims (19)
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Specification