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Cannulas and Infusion Sets

A technology of infusion device and cannula, which is applied in the direction of trocar, catheter, pressure infusion, etc., and can solve problems such as blockage, kink and blockage

Active Publication Date: 2021-10-08
UNOMEDICAL AS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Previous attempts to bypass these blockages (including the use of sleeves with multiple openings) have been reported (see, e.g., U.S. Pre-Grant Publication No. 2013 / 0245555), but problems with kinks and blockages (e.g., blockages) still exist. risk

Method used

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  • Cannulas and Infusion Sets
  • Cannulas and Infusion Sets
  • Cannulas and Infusion Sets

Examples

Experimental program
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Embodiment Construction

[0049] Examples of the present invention will now be described with reference to the drawings.

[0050] The present disclosure describes infusion devices that, in some cases, include a cannula having a tubular body member with a proximal portion and a subcutaneous A distal portion for placement, the tubular body member comprising a tubular wall surrounding a longitudinally extending bore, the distal portion having a distal end having a tip comprising at least one tip opening, thereby allowing a portion of the therapeutic agent ( For example, a drug) is delivered through the bore in the tubular body component for expelling; and an interface portion configured to be secured to the patient's skin via a mounting pad.

[0051] The present disclosure also describes cannulas that reduce or minimize kinking and / or occlusion of subcutaneously placed devices in some instances. In some embodiments, the sleeve includes at least two weakened portions in the wall. In other embodiments, th...

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PUM

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Abstract

An infusion set including a cannula has a tubular body member including a tubular wall surrounding a longitudinally extending inner bore. The sleeve is adapted to bend in response to compressive forces in the sleeve and / or increased internal pressure.

Description

[0001] Cross References to Related Applications [0002] This application claims priority to U.S. Provisional Application No. 62 / 280,345 (Attorney Docket No. 43247-693.101), filed January 19, 2016, which is incorporated herein in its entirety. technical field [0003] The present disclosure describes infusion and cannula devices and methods of using the infusion and cannula devices. The medical devices disclosed herein are configured for the introduction of therapeutic agents (eg, drugs) including therapeutic fluids or suspensions or other suitable materials into the body of a subject. In certain embodiments, the medical device is an infusion device that includes a cannula configured for this purpose. Background technique [0004] Infusion sets comprising a flexible cannula are designed to be inserted into the skin by introducing a needle and then removing the needle. A therapeutic agent (eg, insulin) is then delivered through the cannula. However, there is a risk that th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61M5/158A61M5/142A61M5/32A61M25/00
CPCA61M5/158A61M5/3291A61M2005/1585A61M2205/0216A61M5/14248A61B17/3417A61B17/3421A61B2017/3454A61M25/00A61M25/0043A61M25/0068A61M2025/09175
Inventor P.K.熊多夫J.西恩德R.B.V.朱柳森
Owner UNOMEDICAL AS