CN215018312U

CN215018312U - Trunk hemostatic vest

Info

Publication number: CN215018312U
Application number: CN202121029121.0U
Authority: CN
Inventors: 迟云飞; 柴家科; 畅阳; 王晓腾; 刘翔宇; 黄健翔
Original assignee: Fourth Medical Center General Hospital of Chinese PLA
Current assignee: Fourth Medical Center General Hospital of Chinese PLA
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-07
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to a truck hemostasis undershirt, including close-fitting undershirt, close-fitting undershirt is equipped with the hemostasis piece, the hemostasis piece is bonded the hemostasis piece of close-fitting undershirt inlayer. The tight vest is provided with a plurality of tightening belts for tightening the hemostatic blocks, and the hemostatic blocks are provided with expansion air bags for compacting wounds. The utility model has the advantages that: the tight vest is adopted to tighten the trunk of the human body, the hemostatic block is adhered to the tight vest and compacted at the wound, and the expansion air bag in the hemostatic block is used for locally pressurizing the wound, so that a good compression hemostasis effect can be obtained, and the breathing difficulty of a wounded can be avoided; the hemostatic vest has a simple structure, is convenient to carry, is convenient for emergency treatment on a wound site, and reduces casualties.

Description

Trunk hemostatic vest

Technical Field

The utility model relates to a wound first aid technique especially relates to a truck hemostatic vest.

Background

When a human body is injured by car accidents, natural disasters, explosions and the like, skin soft tissues are damaged, particularly, trunk soft tissues are damaged, arterial blood vessels are damaged, wound surface continuous bleeding is formed, hemorrhagic shock can occur to long-time continuous bleeding, and excessive blood loss is a main factor threatening the lives of wounded persons. Therefore, there is a need for emergency treatment of the injured person at the wound site. The wound hemostasis is carried out in time, and especially the wounded self-rescue hemostasis is very important for rescuing the lives of the wounded. The existing common emergency treatment method comprises the steps that a hemostatic material is forcibly pressed on a wound, when the front face of a trunk is wounded, a wounded person can automatically press the wound by the hemostatic material to stop bleeding, but the wound is pressed for a long time, so that great inconvenience is brought to the movement of the wounded person; if the back of the trunk suffers gunshot injuries, the wounded person cannot stop bleeding by himself, and the rescue workers are inconvenient to press the wound for stopping bleeding for a long time. And the bandage is difficult to obtain good compression hemostasis effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a technical scheme of truck hemostatic undershirt is that wounded or rescue personnel can be convenient carry out the wound of longer time and press hemostasis.

In order to realize the purpose, the technical scheme of the utility model is that: the trunk hemostatic vest comprises a close-fitting vest, wherein the close-fitting vest is provided with a hemostatic mass, and the hemostatic mass is bonded on the inner layer of the close-fitting vest.

Further, in order to make the vest fit snugly, the open edges of the vest are connected by velcro.

Furthermore, the vest is provided with a plurality of tightening belts for tightening the hemostatic masses, the tightening belts tighten the vest at the opening edge of the vest, and the intervals between the tightening belts are 40mm to 80 mm.

Further, in order to position the hemostatic mass relative to the wound site. The inner side surface of the close-fitting vest is provided with a human skeleton outline figure.

Furthermore, in order to keep the hemostatic block in place on the vest, the hemostatic block is provided with an adhesive surface that is adhered to the vest, the adhesive surface is a nylon hook surface, and the inner side surface of the vest is provided with a pile surface that overlaps the adhesive surface.

Further, in order to maintain the hemostatic mass at the wound site, the hemostatic mass is provided with an adhesive tape that is adhered to the side of the human body.

Further, in order to compact the hemostatic material over the wound, an inflatable balloon is disposed within the hemostatic mass.

Furthermore, an inflation mode of the inflatable air bag is that the inflatable air bag is provided with an inflation tube, and the inflation tube is connected with an inflation ball or an inflation tank which inflates the inflatable air bag.

Furthermore, another inflation mode of the inflatable airbag is that an inflation cavity and a releaser are arranged in the inflatable airbag, the inflation cavity is an annular inflation cavity filled with compressed air, the inflation cavity surrounds the releaser, the releaser is provided with a release ring and an deflation button, a plurality of release needles are arranged around the release ring, the release needles are arranged in needle holes of the release ring, the release needles face the inflation cavity, and the deflation button is provided with a slope surface for pushing the release needles to puncture the inflation cavity.

Still further, another inflation mode of the inflatable air bag is that an inflation cavity is arranged in the inflatable air bag, the inflation cavity is an annular inflation cavity filled with compressed air, the inflation cavity comprises a plurality of nested annular cavities, release plates are arranged at two ends of the inflation cavity, and the release plates are provided with release needles facing the inflation cavity.

The utility model has the advantages that: the tight vest is adopted to tighten the trunk of the human body, the hemostatic block is adhered to the tight vest and compacted at the wound, and the expansion air bag in the hemostatic block is used for locally pressurizing the wound, so that a good compression hemostasis effect can be obtained, and the breathing difficulty of a wounded can be avoided; the hemostatic vest has a simple structure, is convenient to carry, is convenient for emergency treatment on a wound site, and reduces casualties.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a front view of the tightening strap of the present invention;

FIG. 3 is a back view of the tightening strap of the present invention;

FIG. 4 is a view of the hemostatic layer of the hemostatic mass of the present invention;

FIG. 5 is a view of the adhesion surface of the hemostatic mass of the present invention;

FIG. 6 is a cross-sectional view of the hemostatic mass of the present invention, taken along the plane A-A of FIG. 4;

FIG. 7 is a schematic view of a hemostatic mass of the present invention compressing a wound;

FIG. 8 is a structural view of the inflation canister for inflating the inflatable bag according to the present invention;

FIG. 9 is a schematic view of the present invention showing a human skeleton contour pattern on the inner side of the vest;

FIG. 10 is a view of the inflatable chamber of the inflatable air bag of the present invention;

FIG. 11 is a schematic view of the plenum of the FIG. 10 structure;

FIG. 12 is an exploded view of the plenum structure of the FIG. 10 structure;

FIG. 13 is a view showing the construction of the multi-ring inflatable chamber used in the inflatable air bag of the present invention;

figure 14 is an exploded view of the multiple ring plenum of the structure of figure 13.

Detailed Description

Referring to figures 1 to 9, a hemostatic vest for the trunk comprises a vest 10 provided with hemostatic masses 20 bonded to the inner layer of the vest.

The open edges of the vest are connected by velcro (11).

The tight vest is provided with a plurality of tightening belts 12 which tighten the tight vest at the opening edge of the tight vest, and the spacing S of the tightening belts is 40 mm-80 mm.

The inner side surface of the close-fitting vest is provided with a human skeleton outline figure 15.

The hemostatic block is provided with a bonding surface 21 bonded with the close-fitting vest, the bonding surface is a nylon hook surface, and the inner side surface of the close-fitting vest is provided with a suede 13 lapped with the bonding surface.

The hemostatic block is provided with an adhesive tape 27 adhered to the side of the human body.

An expansion air bag 23 is arranged in the hemostatic block.

One way of inflating an inflatable air bag is that the inflatable air bag is provided with an inflation tube 24 which is connected with an inflation ball 25 or an inflation tank 26 which inflates the inflatable air bag.

As shown in fig. 10 to 12, another inflation mode of the inflatable air bag is that an inflation cavity 30 and a releaser are arranged in the inflatable air bag, the inflation cavity is an annular inflation cavity filled with compressed air, the inflation cavity surrounds the releaser, the releaser is provided with a release ring 31 and a deflation button 32, a plurality of release needles 33 are arranged around the release ring, the release needles are arranged in needle holes 34 of the release ring, the release needles face the inflation cavity, and the deflation button is provided with a slope 35 for pushing the release needles to puncture the inflation cavity.

As shown in fig. 13 and 14, in another inflation mode of the inflatable airbag, an inflation cavity 40 is arranged in the inflatable airbag, the inflation cavity is an annular inflation cavity filled with compressed air, the inflation cavity comprises a plurality of nested annular cavities, two ends of the inflation cavity are provided with release plates (41, 42), and the release plates are provided with release needles 43 facing the inflation cavity.

The first embodiment is as follows:

as shown in fig. 1-7. A trunk hemostatic vest comprises a tight vest 10, and a hemostatic mass 20 is arranged in the inner layer of the tight vest.

The open edges of the tightening vest are connected by the nylon buckles 11, which can be suitable for the human body trunk with different sizes, so that the tightening vest can be worn on the human body trunk in a tightening way.

Because the connection of the nylon hasp can not ensure that the tight vest can be worn reliably in a tightening way for a long time, the tight vest is also provided with a tightening belt 12, the tightening belt is provided with a belt buckle 14 at the opening edge of the tight vest, and the belt buckle can quickly tighten the tight vest. In order to secure the tightening of the vest at the effective part (the wound 31 part), the vest is provided with a plurality of tightening straps, and the spacing S between the tightening straps is 40mm to 80 mm.

The hemostatic mass is provided with a hemostatic layer 22, which is a sponge formed by crosslinking and grafting sodium polyacrylate to chitosan molecules through acylated polyethylene glycol, initiating free radical polymerization through ammonium persulfate and preparing pores through sodium bicarbonate. The hemostatic block is adhered on the tight dorsal bodice by adopting a nylon hasp adhesion mode. The hemostatic block is provided with an adhesive surface 21 adhered with the close-fitting vest, the adhesive surface is a nylon hook surface, the inner side surface of the close-fitting vest is provided with a suede 13 lapped with the adhesive surface, and the suede 13 can be a nylon suede or a cotton suede adhered with the nylon hook surface.

An expansion air bag 23 is arranged in the hemostatic block and is arranged between the bonding surface 21 and the hemostatic layer 22. The inflatable air bag is provided with an inflation tube 24 which is connected with an inflation ball 25 which inflates the inflatable air bag.

The hemostatic mass is provided with an adhesive tape 27 which is adhered to the side of the human body. The adhesive tape 27 is in the same layer as the adhesive surface 21, extends from the four corners of the hemostatic mass to form a hemostatic mass, and is provided with an adhesive layer 28 on the side facing the human body.

When a person is injured, the hemostatic mass should be pressed against the wound with the hemostatic layer of the hemostatic mass facing the wound 31. The body is then adhered with an adhesive strip 27 to temporarily hold the hemostatic mass in place at the wound site. Then the hemostatic vest is quickly worn on the body of the wounded, the hemostatic vest is tightly fastened on the trunk of the wounded through the nylon hasp 11, and the part of the tight vest corresponding to the wound position is further tightened through the tightening belt 12. The part of the tight vest which does not correspond to the wound position does not need to be tightened, thereby avoiding the mutual difficulty of the wounded. Then the inflatable balloon is inflated by the inflatable ball 25, so that the hemostatic layer 22 is pressed on the wound to obtain a good compression hemostasis effect.

Adopt the utility model discloses a truck hemostasis undershirt, the hemostasis piece can firmly keep at the wound position to exert pressure to the wound, avoid the wounded to lose blood too much. Meanwhile, the wounded can keep the due activity ability, so that the wounded can be separated from danger as soon as possible, and further treatment can be achieved. The trunk hemostatic vest can be used by the rescuer for emergency rescue treatment, and the wounded can also carry out self-rescue treatment.

Example two:

fig. 8, a trunk hemostatic vest. This embodiment is an improvement of the first embodiment.

In order to conveniently and rapidly inflate the inflatable air bag and strive for the rescue time, the inflatable air bag is provided with an inflation tube 24 which is connected with an inflation tank 26 for inflating the inflatable air bag, and compressed air is stored in the inflation tank. The volume and pressure of the compressed air in the inflation tank are preset, so that the inflation tank is suitable for pressurizing the inflatable air bag, and the inflatable air bag obtains the appropriate pressure required for hemostasis. When the hemostatic bag is used, the air in the inflation tank can be inflated into the inflatable air bag by only pressing the 29 air release valve, so that the hemostatic mass generates pressure on a wound.

Example three:

fig. 9, a trunk hemostatic vest. This embodiment is an improvement of the first embodiment.

In the first embodiment, the body is adhered with an adhesive tape 27 to temporarily hold the hemostatic mass at the wound site. However, in some cases, such as cases with more bleeding, the adhesive tape cannot effectively hold the hemostatic mass at the wound site, and in such cases, it is necessary to adhere the hemostatic mass to the dorsal surface of the patient to position the hemostatic mass at the wound site. In order to be able to accurately determine the location of the hemostatic mass on the vest, in this embodiment a human skeleton outline pattern 15 is provided on the inner side of the vest. The human skeleton contour figure can be printed on the inner side surface of the close-fitting vest, and the trace of the human skeleton contour can be made on the inner side surface of the close-fitting vest.

When in use, the hemostasis block can be bonded in the proper position of the tight vest in advance according to the corresponding position of the wound and the bone, and then the hemostasis vest is worn on the body of the wounded.

Example four:

fig. 10-12, a torso hemostatic vest. This embodiment is an improvement of the first embodiment.

This embodiment uses another inflation method for inflating the airbag. An inflation cavity 30 and a releaser are arranged in the inflation air bag 23.

The inflation cavity 30 is an annular inflation cavity, the inflation cavity can adopt a thin-wall metal container or a flexible container with a built-in rubber tire, the inflation cavity is inflated with compressed air, and the pressure of the compressed air is 0.4 MPa-0.6 MPa. The releaser is provided with a release ring 31 and a deflation button 32, three needle holes 34 are arranged around the release ring, a release needle 33 is arranged in each needle hole 34, and the needle point of the release needle faces outwards. The bleeder button 32 is a sliding fit in the inner bore 36 of the release ring and is provided with a ramp 35 that pushes the release spike along the needle bore 34. The inflation cavity is arranged around the releaser. The inflation lumen 30, release ring 31 and deflation button 32 are encased in the inflated balloon and maintain relative positions. The tip of the release needle 33 faces the inflation lumen. After the hemostatic block is tightened in the hemostatic vest, the deflation button 32 is pressed through the hemostatic vest, the slope 35 of the deflation button pushes the release needle to move towards the inflation cavity, and the needle point of the release needle can puncture the inflation cavity to release the compressed air in the inflation cavity, so that the expansion air bag expands.

The annular inflation lumen 30 allows for a flatter configuration of the inflatable balloon, facilitating structural application of the hemostatic mass.

The embodiment adopts an internal inflation mode, the inflatable air bag can be inflated without an inflation tube or an inflation ball, the use of the hemostasis block is facilitated, and the influence on the action of the wounded is avoided. And the operation is simple, the expansion air bag can be rapidly expanded, and the hemostatic effect is obtained.

Example five:

fig. 13-14, a torso hemostatic vest. This embodiment is an improvement of the fourth embodiment.

This embodiment uses another inflation method for inflating the airbag. An inflation cavity 40 is arranged in the inflation air bag. The inflation cavity is an annular inflation cavity filled with compressed air, in the embodiment, the inflation cavity 40 comprises three nested annular cavities, two ends of the inflation cavity are provided with release plates, namely a lower release plate 41 and an upper release plate 42, the center of the lower release plate is provided with a central hole 44, and the center of the upper release plate is provided with a central shaft 45 in sliding fit with the central hole. Each release plate is provided with three arcuate slots 46 corresponding to inflation lumen 40.

The arc-shaped grooves 46 of the release plates are provided with release needles 43, each arc-shaped groove is provided with four pairs of release needles, and the needle tips of the release needles 43 face the inflation cavity. When the release plate (upper release plate or lower release plate) is pressed, the release needle will pierce the inflation cavity 40, releasing the compressed air in the inflation cavity, and expanding the inflatable bladder.

The structure of the inflation cavity is changed, the capacity of the inflation cavity can be increased, and the inflation pressure is properly reduced; and the structure of the inflatable cavity can be more flat, so that the hemostatic block has a better structural shape.

Claims

1. A trunk hemostatic vest is characterized by comprising a close-fitting vest, wherein the close-fitting vest is provided with a hemostatic block which is bonded to the inner layer of the close-fitting vest; the tight vest is provided with a plurality of tightening belts, the tightening belts tighten the tight vest at the opening edge of the tight vest, and the interval of the tightening belts is 40 mm-80 mm; an expansion air bag is arranged in the hemostatic block.

2. A torso hemostatic vest according to claim 1, wherein the open edges of the vest are attached by velcro.

3. A trunk hemostatic vest as claimed in claim 1 in which the inner side of the vest has a skeleton outline figure.

4. The trunk hemostatic vest of claim 1, wherein the hemostatic patch has an adhesive surface adhered to the vest, the adhesive surface is a nylon hook surface, and the inner side of the vest has a suede surface overlapping the adhesive surface.

5. The trunk hemostatic vest of claim 1, where the hemostatic mass is provided with adhesive tape that adheres to the side of the body.

6. The hemostatic trunk vest of claim 1, wherein the inflatable bladder is provided with an inflation tube, and the inflation tube is connected to an inflation ball or an inflation canister for inflating the inflatable bladder.

7. The hemostatic trunk vest of claim 1, wherein the inflatable bladder comprises an inflation chamber and a release device, the inflation chamber is an annular inflation chamber filled with compressed air, the inflation chamber surrounds the release device, the release device comprises a release ring and a release button, a plurality of release needles are arranged around the release ring, the release needles are arranged in needle holes of the release ring, the release needles face the inflation chamber, and the release button comprises a slope for pushing the release needles to pierce the inflation chamber.

8. The hemostatic trunk vest as claimed in claim 1, wherein the inflatable bladder has an inflation chamber, the inflation chamber is an annular inflation chamber filled with compressed air, the inflation chamber comprises a plurality of nested annular chambers, and two ends of the inflation chamber are provided with release plates, and the release plates are provided with release needles facing the inflation chamber.