Subcutaneous inserter device

Abstract

The invention relates to an inserter device for subcutaneously inserting a medical device, the inserter device comprising an outer part comprising one or more locking elements including a first locking element and one or more release elements including a first release element; a housing; and a functional part accommodated in the housing; wherein the housing comprises a sidewall with an inner surface forming a cavity, the housing extending from a first end to a second end along a first axis and comprising one or more housing guide members including a first housing guide member for engagement with one or more guide members of the functional part, and where the housing is at least partly covered by the outer part; wherein the functional part comprises a first part with a first body extending from a first end to a second en along the first axis, the first part comprising one or more first locking members; a second part releasably connected to the first part and comprising a second body extending from a first end to a second end along the first axis, the second part comprising a second guide member and one or more second locking members; an insertion needle attached to the second part; an insertion spring adapted for moving the first part from a first position to a second position in an insertion direction along the first axis in relation to the housing; and a retraction spring adapted for moving the second part from the second position to a third position in an extraction direction along the first axis in relation to the housing.

Description

technical field [0001] The invention relates to an inserter device for the subcutaneous insertion of a medical device, comprising an exterior, a housing and a functional part. Background technique [0002] Inserter devices, also called inserters or injectors, are commonly used in the medical field to insert medical devices such as infusion sets, sensors etc. through the skin of a patient in a more or less automatic manner. [0003] Typically, when using an inserter, the user, i.e. the patient or a treatment provider such as a nurse, doctor, relative, etc., must apply force to the patient's skin surface in order to deliver a medical device or medical device in the form of a needle, cannula, sensor, etc. Injection of part of the device. This can cause physical or psychological pain and / or discomfort, and can lead to improper use of the medical device. Many people fear sharp objects, such as injection needles and other piercing devices commonly used in medicine and therapy. ...

AI Technical Summary

Problems solved by technology

For example in the case of self-medication, the lack of administration of the proper dose of the required pharmaceutical composition can lead to complications and possibly even life-threatening

When treating diabetes, for example among adolescents, there is a risk that the required dose of insulin may not be self-administered due to an irrational fear of inserting a needle, combined with a general lack of knowledge and awareness about the consequences of ignoring the correct application of the device and dose. risk

[0004] Another known problem with medical device insertion is the risk of contamination of the piercing component before or during application

This can easily lead to the introduction of infection against the patient, e.g. through a contaminated insertion

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