CN215194523U

CN215194523U - Remaining needle for preventing skin pressure injury

Info

Publication number: CN215194523U
Application number: CN202121132141.0U
Authority: CN
Inventors: 杨惠
Original assignee: Chengdu Womens and Childrens Central Hospital
Current assignee: Chengdu Womens and Childrens Central Hospital
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-17
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a prevent skin pressure nature damage keep somewhere needle relates to and keeps somewhere needle technical field, can be at the in-process that carries out the infusion, will keep somewhere needle file and joint portion and fix the isolation. Including the extension pipe, keep somewhere needle file and joint portion, still include hydrocolloid fixing base, hydrocolloid fixing base is including can laminating at the lower part hydrocolloid of human skin and can laminating upper portion hydrocolloid on the lower part hydrocolloid, can form between lower part hydrocolloid and the upper portion hydrocolloid and be used for holding keep somewhere the fixed chamber of needle file and be used for holding the fixed chamber of joint portion's joint. The utility model discloses a cooperation of upper portion hydrocolloid and lower part hydrocolloid makes it right keep somewhere needle file and joint portion and fix and keep apart, avoided keep somewhere the injury that needle file and joint portion caused local skin to the infant, ensure the fixed relatively firm who keeps somewhere needle file and joint portion simultaneously.

Description

Remaining needle for preventing skin pressure injury

Technical Field

The utility model relates to an indwelling needle technical field, concretely relates to prevent indwelling needle of skin pressure nature damage.

Background

The venous indwelling needle consists of a stainless steel core, a catheter and a plastic needle seat. When puncturing, the catheter and the needle core are punctured into the blood vessel, and after the cannula is sent into the blood vessel, the needle core is drawn out, and only the flexible catheter is left in the blood vessel for transfusion. When the needle is punctured, the needle core can be slowly pulled out after the needle is inserted into the skin, the rubber plug is blocked, air leakage is avoided, and the infusion bottle or the heparin cap is connected through the infusion joint on the joint part for infusion.

The venous indwelling needle can protect the blood vessels of the newborn, avoids the pain of repeated puncture, brings convenience to rescue and treatment of the sick infants, and is widely applied to the venous transfusion of the newborn at present. However, the skin of the neonate is very easy to be damaged, meanwhile, the neonate does not have the ability of autonomous behavior, the neonate can move or cry randomly in the warm box, the vein indwelling needle is easy to be insecure in fixation and possibly damaged by the friction of the indwelling needle seat and the connector, meanwhile, the indwelling needle seat is in direct contact with the skin, local skin abrasion or pressure sore, red swelling and infection are easy to cause, and the contradiction between doctors and patients can be caused due to improper treatment. Therefore, a soft pad is arranged on the lower side of the remaining needle in the market, gauze or adhesive tapes are adopted in many cases, the toughness is poor, the air permeability is not guaranteed, and the upper side is inconvenient to fix and easy to loosen.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides an indwelling needle, can be at the in-process of carrying out the infusion, fix the isolation with indwelling needle file and joint portion, prevent that it from causing the connection insecure or causing the injury to the user at user's activity in-process. The utility model provides a prevent skin pressure nature damage's of solving above-mentioned problem keep somewhere needle.

The utility model discloses a following technical scheme realizes:

an indwelling needle for preventing skin pressure injury comprises an extension tube, an indwelling needle seat and a joint part, wherein the indwelling needle seat and the joint part are respectively positioned at two ends of the extension tube, a catheter and an isolating plug are respectively arranged at two ends of the indwelling needle seat, the indwelling needle also comprises a hydrocolloid fixing seat, the hydrocolloid fixing seat comprises lower hydrocolloid and upper hydrocolloid capable of covering the lower hydrocolloid, a needle seat fixing cavity for accommodating the indwelling needle seat and a joint fixing cavity for accommodating the joint part are formed between the lower hydrocolloid and the upper hydrocolloid, and an infusion opening through which the catheter can penetrate is formed in the needle seat fixing cavity; and a lower adhesive surface is arranged on one side of the lower hydrocolloid, which faces away from the upper hydrocolloid, and an upper adhesive surface is arranged on the plane of the upper hydrocolloid, which can be attached to the lower hydrocolloid.

In the scheme: will keep somewhere needle file and joint portion and place in the corresponding position of lower part hydrocolloid, and cover upper portion hydrocolloid on the lower part hydrocolloid, form the fixed chamber of needle file and the fixed chamber of joint that is used for holding fixed needle file and the joint portion of keeping somewhere between upper portion hydrocolloid and the lower part hydrocolloid this moment respectively, because hydrocolloid fixing base is right keep somewhere the isolation of needle file and joint portion, avoided keep somewhere needle file and joint portion and lead to the fact the injury of local skin to the infant, ensure the fixed relatively firm of keeping somewhere needle file and joint portion simultaneously, avoid when the infant moves about, take place to keep somewhere the needle and drop or not hard up problem.

Preferably, be equipped with between upper portion hydrocolloid and the lower part hydrocolloid with upper portion hydrocolloid and lower part hydrocolloid integrated into one piece's connecting portion, connecting portion are located between the fixed chamber of needle file and the fixed chamber of joint.

In the scheme: through connecting portion make it is inseparabler to be connected between upper portion hydrocolloid and the lower part hydrocolloid, makes simultaneously upper portion hydrocolloid can be more convenient and more accurate laminating be in on the hydrocolloid of lower part.

Further preferably, the indwelling needle seat and the joint part are both provided with Y-shaped parts, wherein the needle seat fixing cavity can wrap the Y-shaped parts arranged on the indwelling needle seat, and the joint fixing cavity can wrap the Y-shaped parts arranged on the joint part.

In the scheme: the technical personnel in the field should know keep somewhere the Y type portion that is equipped with simultaneously connecting tube, isolation plug and extension pipe on the needle file often be equipped with the Y type portion of connecting end cap, infusion interface and extension pipe simultaneously on the joint portion often, through making the fixed chamber of needle file and the fixed chamber of joint wrap up respectively keep somewhere the Y type portion on needle file and the joint portion, can strengthen the fixed action of hydrocolloid fixing base to keeping somewhere needle file and joint portion.

Further preferably, the needle seat fixing cavity is obliquely arranged in the hydrocolloid fixing seat, wherein the infusion opening is close to one side of the lower adhesive surface.

In the scheme: because the remaining needle is inserted into the human body of a user at a certain inclination angle, the hydrocolloid fixing base is inclined along the insertion direction of the remaining needle base in order to be more attached to the remaining needle base during infusion.

Preferably, one side of the lower hydrocolloid facing the output end of the catheter is provided with an extension part capable of supporting one end of the indwelling needle seat connected with the catheter, and the distance between one side of the extension part far away from the lower adhesive surface and the lower adhesive surface is gradually reduced along the direction far away from the lower hydrocolloid.

In the scheme: because the distance between one side of the extension part, which is far away from the lower part adhesive surface, and the lower part adhesive surface is gradually reduced along the direction of being far away from the lower part hydrocolloid, the closer the surface of the extension part is to the position of the catheter, which is punctured into the human body, the smaller the thickness of the extension part is, and through the inclined structure, the non-woven fabric can be conveniently pasted or replaced at the position of the catheter, so that the position is kept clean and has enough air permeability.

Preferably, the hydrocolloid fixing base is provided with an isolating plug opening through which the isolating plug penetrates.

In the scheme: the opening of the isolation plug exposes the isolation plug, so that the isolation plug can be conveniently covered by a film in a follow-up process to form a complete and closed sterile area, and the infection of puncture points is avoided.

The utility model discloses have following advantage and beneficial effect:

1. the utility model separates the indwelling needle seat and the joint part through the cooperation of the upper hydrocolloid and the lower hydrocolloid, thereby avoiding the injury of the indwelling needle seat and the joint part to the local skin of the infant, ensuring the relatively firm fixation of the indwelling needle seat and the joint part, and avoiding the problem that the indwelling needle falls off or becomes loose when the infant moves; simultaneously, because upper portion hydrocolloid and lower part hydrocolloid can be right the position of keeping somewhere needle file and joint portion is fixed, some position requirements of needle infusion in-process are kept somewhere to satisfying that can be natural, operation quality when improving medical personnel and infusing.

2. The utility model discloses a make upper portion hydrocolloid and lower part hydrocolloid integration, make upper portion hydrocolloid can be more convenient and more accurate laminating be in on the lower part hydrocolloid.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the main body of the indwelling needle of the present invention;

fig. 3 is a front view of the hydrocolloid fixing base of the present invention;

FIG. 4 is a side view of the opening of the isolating plug of the hydrocolloid fixing base of the present invention;

FIG. 5 is a diagram of the lower hydrocolloid structure of the present invention;

FIG. 6 is a top hydrocolloid structure diagram of the present invention;

fig. 7 is a sectional view taken along line a-a of fig. 3 according to the present invention;

fig. 8 is a sectional view taken along line B-B of fig. 3 according to the present invention.

Reference numbers and corresponding part names in the drawings:

1-indwelling needle seat, 11-catheter, 12-isolating plug, 2-joint part, 3-hydrocolloid fixing seat, 31-lower hydrocolloid, 311-lower adhesive surface, 312-extension part, 32-upper hydrocolloid, 321-upper adhesive surface, 33-needle seat fixing cavity, 331-transfusion opening, 332-isolating plug opening, 34-joint fixing cavity, 35-connecting part and 4-extension tube.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example (b):

an indwelling needle for preventing pressure injury of skin, as shown in fig. 1 to 8, comprises an extension tube 4, an indwelling needle hub 1 and a connector part 2 respectively located at two ends of the extension tube 4, wherein a catheter 11 and an isolating plug 12 are respectively arranged at two ends of the indwelling needle hub 1, a transfusion connector and an end cap are connected to the connector part 2, in addition, a hydrocolloid fixing base 3 is further included, the hydrocolloid fixing base 3 includes a lower hydrocolloid 31 and an upper hydrocolloid 32 capable of covering the lower hydrocolloid 31, a hub fixing cavity 33 for accommodating the indwelling needle hub 1 and a connector fixing cavity 34 for accommodating the connector part 2 are formed between the lower hydrocolloid 31 and the upper hydrocolloid 32, a transfusion opening 331 is opened on the hub fixing cavity 33, and the catheter 11 extends out of the transfusion opening 331 and is inserted into a human body; the lower adhesive surface 311 is arranged on the side of the lower hydrocolloid 31 opposite to the upper hydrocolloid 32, and the upper adhesive surface 321 is arranged on the plane on which the upper hydrocolloid 32 can be attached to the lower hydrocolloid 31.

When the lower adhesive surface 311 and the upper adhesive surface 321 are not used, release films are attached to the surfaces of the lower adhesive surface 311 and the upper adhesive surface 321 to protect the adhesive surfaces, and when the adhesive tape is used, the release films on the lower adhesive surface 311 and the upper adhesive surface 321 are torn off to sequentially perform the attaching operation.

For one or more embodiments, a connection portion 35 integrally formed with the upper hydrocolloid 32 and the lower hydrocolloid 31 is disposed between the upper hydrocolloid 32 and the lower hydrocolloid 31, and the connection portion 35 is disposed at an intermediate portion between the hub fixing cavity 33 and the joint fixing cavity 34.

The indwelling needle seat 1 is always provided with a Y-shaped part which is connected with the catheter 11, the isolating plug 12 and the extension tube 4 at the same time, the joint part 2 is always provided with a Y-shaped part which is connected with the end cap, the infusion interface and the extension tube 4 at the same time, therefore, for one or more embodiments, the needle seat fixing cavity 33 is provided with a structure matched with the Y-shaped part on the indwelling needle seat 1, the joint fixing cavity 34 is provided with a structure matched with the Y-shaped part on the joint part 2, when the indwelling needle seat 1 and the joint part 2 are respectively placed in the needle seat fixing cavity 33, the surface of the Y-shaped part is fixed by the needle seat fixing cavity 33 or the joint fixing cavity 34, and the indwelling needle seat 1 and the joint part 2 are relatively fixed with the hydrocolloid fixing seat 3.

For one or more embodiments, the hydrocolloid fixing base 3 is provided with an isolating plug opening 332 through which the isolating plug 12 penetrates, and when the indwelling needle hub 1 is fixed in the hub fixing cavity 33, the isolating plug 12 penetrates through the isolating plug opening 332 to be exposed outside, so that the isolating plug 12 can be conveniently covered by a film in a subsequent step, a completely closed sterile area is formed, and infection of a puncture point is avoided.

For one or more embodiments, an extension portion 312 is disposed on one side of the lower hydrocolloid 31 facing the output end of the catheter 11, the lower adhesive surface 311 is disposed on one side of the extension portion 312, a groove capable of matching with the end of the indwelling needle hub 1 connected to the catheter 11 is disposed on the other side of the extension portion 312, the groove is matched with the hub fixing cavity 33 and can be attached to the indwelling needle hub 1, the extension portion 312 and the hub fixing cavity 33 are obliquely disposed, and gradually close to the lower adhesive surface 311 from the isolating plug opening 332 along the direction of the infusion opening 331.

Wherein, because when the transfusion of the indwelling needle is carried out, according to the standard, the extension tube 4 is required to be arranged in a U shape, and the transfusion connector is required to be higher than the output end of the catheter 11, thereby reducing the occurrence of complications such as blood return and tube blockage of the indwelling needle. Therefore, the positions of the joint part 2 and the indwelling needle seat 1 are fixed by the hydrocolloid fixing seat 3, one side of the hydrocolloid fixing seat 3, which is provided with the joint fixing cavity 34, extends a certain distance to the direction of the output end of the guide tube 11, and the infusion joint of the joint part 2 fixed by the joint fixing cavity 34 is higher than the output end of the guide tube 11 during infusion, so that corresponding requirements can be naturally met by the limitation of the structure.

The using process is as follows: firstly, a catheter 11 is punctured into a blood vessel of a user, an upper adhesive surface 321 positioned on the needle seat fixing cavity 33 is pulled up, lower hydrocolloid 31 in a hydrocolloid fixing seat 3 is placed between an indwelling needle seat 1 and the skin of a human body, the indwelling needle seat 1 is positioned in the needle seat fixing cavity 33 of the lower hydrocolloid 31, and at the moment, one end of an extending part 312 is close to a puncture point; peeling off the release film of the lower adhesive surface 311, fixing the lower hydrocolloid 31 on the skin of a human body through the lower adhesive surface 311, then placing the joint part 2 at the position of the joint fixing cavity 34, peeling off the release film of the upper adhesive surface 321 at the moment, fixing the upper hydrocolloid 32 on the lower hydrocolloid 31 through the upper adhesive surface 321, then pasting non-woven fabrics on the puncture point and the upper surface of the extension part 312, and covering the isolating plug 12 through a pasting film, thereby completing the operation flow of the indwelling needle; the non-woven fabric can be directly replaced by replacing the gauze on the subsequent puncture point.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An indwelling needle for preventing skin pressure injury comprises an extension tube (4), an indwelling needle seat (1) and a joint part (2) which are respectively positioned at two ends of the extension tube (4), a catheter (11) and an isolating plug (12) are respectively arranged at the two ends of the indwelling needle base (1), characterized in that the hydrocolloid fixing block also comprises a hydrocolloid fixing block (3), wherein the hydrocolloid fixing block (3) comprises a lower hydrocolloid (31) and an upper hydrocolloid (32) which can be covered on the lower hydrocolloid (31), a needle seat fixing cavity (33) used for accommodating the indwelling needle seat (1) and a joint fixing cavity (34) used for accommodating the joint part (2) are formed between the lower hydrocolloid (31) and the upper hydrocolloid (32), the needle seat fixing cavity (33) is provided with an infusion opening (331) through which the catheter (11) can penetrate; wherein, one side of the lower hydrocolloid (31) back to the upper hydrocolloid (32) is provided with a lower adhesive surface (311), and the upper hydrocolloid (32) is provided with an upper adhesive surface (321) on the plane which can be jointed with the lower hydrocolloid (31).

2. An indwelling needle for preventing pressure-induced skin injury according to claim 1, wherein a connection (35) is provided between the upper hydrocolloid (32) and the lower hydrocolloid (31), the connection (35) being integrally formed with the upper hydrocolloid (32) and the lower hydrocolloid (31), the connection (35) being located between the hub fixation cavity (33) and the hub fixation cavity (34).

3. The indwelling needle for preventing pressure-induced skin injury according to claim 2, wherein the indwelling needle hub (1) and the connector part (2) are provided with Y-shaped portions, the hub fixing cavity (33) can wrap the Y-shaped portion provided on the indwelling needle hub (1), and the connector fixing cavity (34) can wrap the Y-shaped portion provided on the connector part (2).

4. The indwelling needle for preventing pressure-induced skin injury according to claim 3, wherein the hub attachment cavity (33) is obliquely formed in the hydrocolloid holder (3) with the infusion opening (331) closed to the lower adhesive surface (311).

5. The indwelling needle for preventing pressure-induced skin injury according to claim 4, wherein the lower hydrocolloid (31) is provided with an extension part (312) on the side facing the output end of the catheter (11) and capable of supporting the end of the indwelling needle hub (1) connected to the catheter (11), and the distance from the lower adhesive surface (311) to the side of the extension part (312) far away from the lower adhesive surface (311) is gradually reduced along the direction far away from the lower hydrocolloid (31).

6. The indwelling needle for preventing pressure-induced skin injury according to claim 1, wherein the hydrocolloid holder (3) has a septum opening (332) through which the septum (12) passes.