CN213642559U

CN213642559U - Subcutaneous fixing needle of insulin pump

Info

Publication number: CN213642559U
Application number: CN202021235199.3U
Authority: CN
Inventors: 张冰荫
Original assignee: Taihe Peoples Hospital
Current assignee: Taihe Peoples Hospital
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-07-09
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses an insulin pump subcutaneous fixed needle, including the needle file, the upper end of needle file is equipped with integrated into one piece's boss, be equipped with hollow intercommunication chamber in the boss, the lower extreme fixedly connected with syringe needle of needle file, one side fixedly connected with of boss and insulin pump connected's transfer line, the bottom fixedly connected with transparent subsides of needle file, the lower surface of transparent subsides is the bonding face, the middle part of transparent subsides is equipped with dodges the hole, be equipped with the non-woven fabrics subsides that the lower surface is the bonding face in dodging the hole, the upper end of non-woven fabrics subsides is fixed in the bottom of needle file, the syringe needle passes the non-woven fabrics subsides, the lower extreme of syringe needle is equipped with the needle point of inclined; the needle seat is made of silica gel materials. The utility model discloses can prevent that the syringe needle from rocking and prevent that the syringe needle from droing.

Description

Subcutaneous fixing needle of insulin pump

The technical field is as follows:

the utility model relates to an insulin pump is with needle technical field, especially relates to an insulin pump subcutaneous fixation needle.

Background art:

diabetes is a group of metabolic diseases characterized by hyperglycemia. Hyperglycemia is caused by a defect in insulin secretion or an impaired biological action, or both. Hyperglycemia occurring in the long term of diabetes results in chronic damage to, and dysfunction of, various tissues, particularly the eyes, kidneys, heart, blood vessels, nerves. In the treatment of diabetes, one way is to use insulin injections. One mode is an insulin treatment method which adopts an insulin pump to inject insulin into a human body at regular time, and the insulin pump simulates the physiological secretion mode of insulin in a mode of continuously and subcutaneously infusing the insulin so as to control hyperglycemia.

The existing insulin pump consists of a pump, a small syringe and a transfusion tube connected with the small syringe. The small syringe can contain 3 ml of insulin at most, after the syringe is arranged in the pump, the fixed needle at the front end of the connected infusion tube is pricked into the subcutaneous (generally, the abdominal wall) of a patient, and then the screw motor of the insulin pump is driven by the battery to push the piston of the small syringe so as to infuse the insulin into the body; the insulin pump is basically used for simulating the secretion function of pancreas, continuously injecting insulin into the subcutaneous part of a user according to the dosage required by the human body, and keeping the blood sugar stable all day long so as to achieve the purpose of controlling diabetes.

The fixed needle that insulin pump's transfer line anterior segment is connected is provided with the bonding subsides generally, through the bonding subsides bonding fixed on the body surface, along with people's daily activity, its fixed needle disturbs easily in the human body, gives other people and causes the injury.

The utility model has the following contents:

the utility model aims to solve the problem that the fixing needle connected with the infusion tube of the existing insulin pump is easily disturbed in the human body to cause injury to people, and provides a subcutaneous fixing needle of the insulin pump.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

an insulin pump subcutaneous fixed needle comprises a needle base, wherein the upper end of the needle base is provided with an integrally formed boss, a hollow communicating cavity is arranged in the boss, the lower end of the needle base is fixedly connected with an injection needle, the upper end of the injection needle extends to the bottom of the communicating cavity, the inner cavity of the needle tube of the injection needle is communicated with the communicating cavity, one side of the boss is fixedly connected with a transfusion tube connected with the insulin pump, the end part of the transfusion tube extends to one side of the communicating cavity and is communicated with the communicating cavity, the bottom of the needle base is fixedly connected with a transparent paste, the lower surface of the transparent paste is a bonding surface, the middle part of the transparent paste is provided with an avoidance hole, a non-woven fabric sticker with a lower surface being an adhesive surface is arranged in the avoidance hole, the upper end of the non-woven fabric sticker is fixed at the bottom of the needle seat, the injection needle penetrates through the non-woven fabric sticker, and the lower end of the injection needle is provided with a needle point with an inclined plane; the needle seat is made of silica gel materials.

Furthermore, the lower end of the injection needle extends to the needle tube of the non-woven fabric sticker and is sleeved with a protective sleeve in a penetrating mode, the upper end of the protective sleeve is attached to the lower surface of the non-woven fabric sticker, and the same first protective film covers the lower surface of the transparent sticker and the lower surface of the non-woven fabric sticker.

Furthermore, the upper end of the protective sleeve is provided with a flanging extending outwards, and the lower surface of the flanging is attached to the first protective film.

Furthermore, the side surface of the periphery of the boss is provided with an inclined plane with the bottom extending outwards.

Furthermore, the non-woven fabric sticker is circular, and the outer diameter of the non-woven fabric sticker is smaller than the outer diameter of the lower end of the needle seat.

Furthermore, the infusion tube is fixedly connected with a positioning block, the bottom of the positioning block is fixedly connected with a bonding disc, the bottom of the bonding disc is a bonding surface, and the bottom of the bonding disc is covered with a second protective film.

The utility model provides a pair of insulin pump subcutaneous fixed needle has following beneficial effect: the injection needle is inserted into a human body when in use, the non-woven fabric is adhered and bonded on the surface of the body of a patient, the transparent adhesive with larger area is adhered and bonded on the surface of the body to increase the fixed area, so that the injection needle is prevented from shaking and falling off, the needle seat is made of silica gel materials, and the needle seat can have a certain deformation amount so as to adapt to the deformation of the surface of the body of the patient in daily activities, so that the injection needle is prevented from being disturbed along with the needle seat, and the injury to the human body is reduced; the infusion tube is connected to the side wall of the boss, and the infusion tube can be arranged along the surface of a human body when in use, so that the contact of the patient on the infusion tube is reduced, and the disturbance to the injection needle is reduced; the first protective film is attached to the lower portion of the transparent sticker and the protective sleeve, and when the protective sleeve is used, the first protective film is torn off, and the protective sleeve is taken out together, so that the protective sleeve is convenient to use; the periphery of the boss adopts an inclined plane, so that scratching disturbance of clothes and the like of a patient to the boss is prevented; be equipped with the locating piece on the transfer line, during the use, the locating piece passes through the bonding dish and bonds on human surface to fix the transfer line, prevent that the transfer line from producing the pulling to the needle file, thereby further avoid carrying out the disturbance to the syringe needle.

Description of the drawings:

the following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a subcutaneous fixing needle of an insulin pump provided by the present invention;

FIG. 2 is a partial structural view of the portion A in FIG. 1;

fig. 3 is the utility model provides a pair of insulin pump subcutaneous fixation needle tear the structure sketch map behind first protection film, lag and the second protection film.

The reference numbers in the figures illustrate: 1. a needle seat; 11. a boss; 12. a communicating cavity; 2. an injection needle; 3. a transfusion tube; 4. transparent paste; 5. non-woven fabric sticking; 6. a protective sleeve; 61. flanging; 7. a first protective film; 8. positioning blocks; 81. a bonding pad; 82. and a second protective film.

The specific implementation mode is as follows:

it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up-down-left-right-front-back … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings) -motion situation, etc., and if the specific posture is changed, the directional indicator is changed accordingly, and the connection may be a direct connection or an indirect connection.

As shown in fig. 1-3, an insulin pump subcutaneous fixed needle comprises a needle seat 1, wherein an integrally formed boss 11 is arranged at the upper end of the needle seat 1, a hollow communicating cavity 12 is arranged in the boss 11, an injection needle 2 is fixedly connected with the lower end of the needle seat 1, the upper end of the injection needle 2 extends to the bottom of the communicating cavity 12, a needle tube inner cavity of the injection needle 2 is communicated with the communicating cavity 12, an infusion tube 3 connected with an insulin pump is fixedly connected with one side of the boss 11, the end part of the infusion tube 3 extends to one side of the communicating cavity 12 and is communicated with the communicating cavity 12, a transparent sticker 4 is fixedly connected with the bottom of the needle seat 1, the lower surface of the transparent sticker 4 is an adhesive surface, a avoiding hole is arranged at the middle part of the transparent sticker 4, a non-woven sticker 5 with the lower surface being the adhesive surface is arranged in the avoiding hole, the upper end of the non-woven, the injection needle 2 penetrates through the non-woven fabric sticker 5, and the lower end of the injection needle 2 is provided with a needle point with an inclined plane; the needle seat 1 is made of silica gel material.

Specifically, a protecting sleeve 6 is sleeved on the needle tube extending from the lower end of the injection needle 2 to the non-woven fabric sticker 5 in a penetrating manner, the upper end of the protecting sleeve 6 is attached to the lower surface of the non-woven fabric sticker 5, and the same first protecting film 7 covers the lower surface of the transparent sticker 4 and the lower surface of the non-woven fabric sticker 5.

Specifically, the upper end of the protective sleeve 6 is provided with a flange 61 extending outwards, and the lower surface of the flange 61 is attached to the first protective film 7.

Specifically, the side surface of the circumference of the boss 11 is provided with an inclined surface with the bottom extending outwards.

Specifically, the non-woven fabric sticker 5 is circular, and the outer diameter of the non-woven fabric sticker 5 is smaller than the outer diameter of the lower end of the needle base 1.

Specifically, a positioning block 8 is fixedly connected to the infusion tube 3, an adhesive disc 81 is fixedly connected to the bottom of the positioning block 8, the bottom of the adhesive disc 81 is an adhesive surface, and a second protective film 82 covers the bottom of the adhesive disc 81.

By adopting the scheme, the injection needle 2 is fixed on the needle seat 1, the side surface of the needle seat 1 is connected with the infusion tube 3, the infusion tube 3 is perpendicular to the injection needle 2, the injection needle 2 is inserted into a human body when in use, the non-woven fabric sticker 5 is adhered to the body surface of a patient, the transparent sticker 4 with larger area is adhered to the body surface to increase the fixed area, so that the injection needle 2 is prevented from shaking and the injection needle 2 is prevented from falling off, the needle seat 1 is made of silica gel materials, and can have certain deformation so as to adapt to the body surface deformation of the patient in daily activities, so that the injection needle 2 is prevented from being disturbed along with the; the infusion tube 3 is connected to the side wall of the boss 11, and the infusion tube 3 can be arranged along the surface of a human body when in use, so that the contact of the patient on the infusion tube 3 is reduced, and the disturbance to the injection needle 2 is reduced; the first protective film 7 is attached below the transparent sticker 4 and the protective sleeve 6, the first protective film 7 is torn when the protective sleeve is used, and the protective sleeve 6 is taken out together, so that the protective sleeve is convenient to use; the periphery of the boss 11 adopts an inclined plane, so that scratching disturbance of clothes and the like of a patient on the boss 11 is prevented; be equipped with locating piece 8 on transfer line 3, during the use, locating piece 8 bonds on the human surface through bonding dish 81 to fix transfer line 3, prevent that transfer line 3 from producing to needle file 1 and dragging, thereby further avoid carrying out the disturbance to syringe needle 2.

The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is to be protected by the following claims and their equivalents.

Claims

1. The utility model provides an insulin pump subcutaneous fixation needle which characterized in that: comprises a needle seat (1), the upper end of the needle seat (1) is provided with an integrally formed boss (11), a hollow communicating cavity (12) is arranged in the boss (11), the lower end of the needle seat (1) is fixedly connected with an injection needle (2), the upper end of the injection needle (2) extends to the bottom of the communicating cavity (12) and the needle tube inner cavity of the injection needle (2) is communicated with the communicating cavity (12), one side of the boss (11) is fixedly connected with an infusion tube (3) connected with an insulin pump, the end part of the infusion tube (3) extends to one side of the communicating cavity (12) and is communicated with the communicating cavity (12), the bottom of the needle seat (1) is fixedly connected with a transparent paste (4), the lower surface of the transparent paste (4) is a bonding surface, the middle part of the transparent paste (4) is provided with a avoiding hole, a non-woven fabric paste (5) with a lower surface as a bonding surface is, the upper end of the non-woven fabric sticker (5) is fixed at the bottom of the needle base (1), the injection needle (2) penetrates through the non-woven fabric sticker (5), and the lower end of the injection needle (2) is provided with a needle point with an inclined plane; the needle seat (1) is made of a silica gel material.

2. The subcutaneous fixing needle of insulin pump as claimed in claim 1, characterized in that: the lower extreme of syringe needle (2) extends to and wears to overlap on the needle tubing of non-woven fabrics subsides (5) and has lag (6), the lower surface at non-woven fabrics subsides (5) is laminated to the upper end of lag (6), the lower surface of transparent subsides (4) and the lower surface of non-woven fabrics subsides (5) coats and is stamped one and same first protection film (7).

3. The subcutaneous fixing needle of insulin pump as claimed in claim 2, characterized in that: the upper end of lag (6) is equipped with outside turn-ups (61) that extend, the lower surface and the laminating of first protection film (7) of turn-ups (61).

4. The subcutaneous fixing needle of insulin pump as claimed in claim 1, characterized in that: the side surface of the periphery of the boss (11) is provided with an inclined plane with the bottom extending outwards.

5. The subcutaneous fixing needle of insulin pump as claimed in claim 1, characterized in that: the non-woven fabric sticker (5) is circular, and the outer diameter of the non-woven fabric sticker (5) is smaller than the outer diameter of the lower end of the needle base (1).

6. The subcutaneous fixing needle of insulin pump as claimed in claim 1, characterized in that: fixedly connected with locating piece (8) on transfer line (3), the bottom fixedly connected with bonding dish (81) of locating piece (8), the bottom of bonding dish (81) is the face of bonding, the bottom of bonding dish (81) covers there is second protection film (82).