CN215129391U

CN215129391U - Pressing assembly and hemostasis device applying same

Info

Publication number: CN215129391U
Application number: CN202023001976.0U
Authority: CN
Inventors: 许波; 罗小琴; 梁钥; 蒋琳; 赖晶; 莫晓琼
Original assignee: Southern Hospital Southern Medical University
Current assignee: Southern Hospital Southern Medical University
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-12-14
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a press down subassembly and use its hemostasis device, press down the subassembly and include the shell, storage device, elastic component and at least one puncture portion, the bottom of shell is provided with presses the clamp plate, storage device can install in the shell with reciprocating, storage device's bottom and press constitute the reaction chamber between the clamp plate, the reaction chamber is used for storing the solid state material who participates in the refrigeration reaction, be provided with at least one storage check among the storage device, the storage check is used for storing the solution one who participates in the refrigeration reaction, puncture portion sets up on the clamp plate, puncture portion is used for puncturing the bottom of storage check, the elastic component sets up on pressing the clamp plate, the elastic component is used for supporting storage device. The storage device is pressed, the storage grid is punctured by the puncturing part, the first solution and the solid substance react to refrigerate, the bleeding position is subjected to cold compress through the pressing plate, bleeding is accelerated, extravasated blood is prevented, and the pressing plate can be attached to the bleeding position through the compressed elastic piece. The utility model can be widely applied to the technical field of medical instruments.

Description

Pressing assembly and hemostasis device applying same

Technical Field

The utility model relates to the technical field of medical equipment, in particular to press subassembly and use its hemostasis device.

Background

In clinical work, a blood sample of a patient is collected through venipuncture or medicines are infused into the body of the patient through venipuncture for the purpose of treating diseases, and therefore, venipuncture is one of the most common operations in clinical work. After venipuncture is finished, the puncture part needs to be pressed for hemostasis, a common method is that a patient presses the puncture part by a cotton swab, and the patient often bleeds again or subcutaneous extravasated blood at the puncture part because the pressing method is incorrect or the pressing time is insufficient; particularly, when the nurse needs to puncture again after the first venipuncture fails, the patient needs to press to stop bleeding and to puncture again at another place. If the patient is without assistance from other people, the patient has no way to press; even when other persons assist in compression hemostasis, the risk of infection of the compression person, particularly through blood-borne diseases, is increased.

SUMMERY OF THE UTILITY MODEL

For solving at least one among the above-mentioned technical problem, obtain good hemostatic effect, the utility model provides a press subassembly and use its hemostasis device, the technical scheme who adopts as follows:

the utility model provides a press down the subassembly and include shell, storage device, elastic component and at least one puncture portion, the bottom of shell is provided with presses the jam plate, storage device can install with reciprocating in the shell, storage device's bottom with constitute the reaction chamber between the jam plate, the reaction chamber is used for storing the solid state material who participates in the refrigeration reaction, be provided with at least one storage lattice among the storage device, the storage lattice is used for storing the solution one who participates in the refrigeration reaction, puncture portion sets up on the jam plate, puncture portion is used for puncturing the bottom of storage lattice, the elastic component sets up on the jam plate, the elastic component is used for supporting storage device.

In some embodiments of the present invention, the outer wall of the storage device is connected to the inner wall of the housing through a soft film or elastic rubber to seal the gap between the outer wall of the storage device and the inner wall of the housing.

In some embodiments of the present invention, the upper portion of the storage device is provided with a buffer chamber for storing the absorbing material, and the reaction chamber is communicated with the buffer chamber through an airflow channel.

The utility model discloses an in some embodiments, be provided with non-woven fabrics or foraminiferous baffle among the airflow channel, perhaps airflow channel's upper end port department is provided with non-woven fabrics or foraminiferous baffle.

The utility model discloses a certain embodiment, the lower part in buffer memory chamber is provided with the layer that absorbs water, the layer setting that absorbs water is in airflow channel's port, be provided with sponge or cotton in the layer that absorbs water.

In certain embodiments of the present invention, the side wall of the water-absorbing layer is provided with a check valve, and the reaction chamber communicates with the water-absorbing layer through the check valve.

The utility model discloses an in some embodiments, the upside on layer that absorbs water is provided with the division board, the division board is provided with the pressure valve, the pressure valve is used for the intercommunication layer and the buffer memory chamber absorb water.

In some embodiments of the present invention, the pressing plate is elastically connected to the side wall of the housing through a soft film or elastic rubber.

The utility model discloses an in some embodiments, storage device's the outside through the card solid structure with the inner wall of shell is fixed, storage device's the outside is provided with a plurality of barb structures, the inner wall of shell is provided with a plurality of barb structures, the barb structure is triangle-shaped.

The utility model provides a hemostasis device is including pressing the subassembly, it is provided with the fixed band to press the subassembly.

The embodiment of the utility model has the following beneficial effect at least: the design is used for holding the storage check of solution one and the reaction chamber that is used for adorning solid state material, presses storage device, and the puncture part punctures the storage check, and solution one and solid state material reaction refrigeration are through pressing the pressing plate to bleeding position cold compress for stanch, prevent the extravasated blood, utilize the elastic component of compression can make and press the pressing plate to paste the position of bleeding. The utility model can be widely applied to the technical field of medical instruments.

Drawings

FIG. 1 is a top view of a hemostatic device;

FIG. 2 is a schematic view of the structure of the blood transfusion apparatus.

Reference numerals: 101. a housing; 102. a pressing plate; 103. a reaction chamber; 104. a storage cell; 105. a puncture section; 106. a cache cavity; 107. an air flow channel; 108. a water-absorbing layer; 109. a one-way valve; 110. a partition plate; 111. a pressure valve; 112. a barb structure; 113. an elastic member; 200. and (7) fixing the belt.

Detailed Description

The present invention will be further described with reference to fig. 1 to 2.

The utility model relates to a press the subassembly, press the subassembly and arrange the position of bleeding in for press and cold compress hemostasis, simple and convenient easy operation. The pressing assembly comprises a housing 101, a storage device, an elastic part 113 and at least one puncture part 105, the housing 101 is made of hard plastic, the housing 101 is in a sleeve shape, a pressing plate 102 is arranged at the bottom of the housing 101, the storage device is installed in the housing 101 in a vertically movable mode, a reaction cavity 103 is formed between the bottom of the storage device and the pressing plate 102, the reaction cavity 103 is used for storing solid substances participating in a refrigeration reaction, at least one storage grid 104 is arranged in the storage device, and the storage grid 104 is used for storing a first solution participating in the refrigeration reaction. Specifically, the solid substance is one of ammonium chloride powder, ammonium nitrate powder, barium hydroxide powder and ammonium bicarbonate powder, the first solution is one of water, barium hydroxide solution, ammonium chloride solution, ammonium nitrate solution, ammonium acetate solution, acetic acid and hydrochloric acid, and the first solution is barium hydroxide solution and the solid substance is ammonium chloride powder.

The puncturing part 105 is disposed on the pressing plate 102, the puncturing part 105 is used for puncturing the bottom of the storage cell 104, and specifically, a rubber film or a plastic film is disposed at the bottom of the storage cell 104 for facilitating puncturing.

When the device is used, the reaction cavity 103 is filled with ammonium chloride powder, the storage grid 104 is filled with a barium hydroxide solution, after the puncture part 105 punctures the bottom of the storage grid 104, the barium hydroxide solution enters the reaction cavity 103, the barium hydroxide solution and the ammonium chloride powder generate endothermic chemical reaction, the temperature of the reaction cavity 103 is quickly reduced, the temperature of a bleeding position is reduced through the pressing plate 102, the cold compress effect is achieved, and therefore pain of a patient is relieved, and bleeding is quickly stopped.

An elastic member 113 is provided on the pressing plate 102, the elastic member 113 being for abutting against the storage device, and specifically, the elastic member 113 employs a compression spring. The elastic member 113 also has a function of abutting against the pressing plate 102, and when a force is applied to the pressing unit, the elastic member 113 is compressed, and the elastic member 113 abuts against the pressing plate 102, so that the pressing plate 102 is brought into abutment against the bleeding position.

In some embodiments of the present invention, the reaction chamber 103 is filled with cotton, and the cotton is mixed with ammonium chloride powder for increasing the contact area of the chemical reaction and avoiding the caking of the ammonium chloride powder. In some examples, it may alternatively be designed to: the ammonium chloride powder was layered through cotton cloth in the reaction chamber 103.

In some embodiments of the present invention, the top of the piercing portion 105 is configured as a sharp portion, and specifically, the piercing portion 105 is a tapered structure. In some examples, the upper portion of the piercing part 105 is provided with a plurality of holes, and after the piercing part 105 pierces the bottom of the storage compartment 104, the barium hydroxide solution flows to the reaction chamber 103 through the holes and the pierced portion.

In some embodiments of the present invention, the pressing plate 102 is elastically connected to the side wall of the housing 101 through the soft membrane or the elastic rubber, and the pressing plate 102 is sealed to the side wall of the housing 101 through the soft membrane or the elastic rubber for storing the ammonium chloride powder. In addition, because the soft film has good deformation capability, the gas generated in the reaction process increases the pressure in the reaction cavity 103, so as to generate pressure on the pressing plate 102, so that the pressing plate 102 is more tightly attached to the bleeding position, and the effects of pressing hemostasis and cold compress are achieved.

In some embodiments of the present invention, the pressing plate 102 is made of a hard plastic plate or a metal plate with good thermal conductivity, which is beneficial to transferring the low temperature in the reaction chamber 103 to the bleeding position.

In some embodiments of the present invention, the underside of the compression plate 102 is provided with a cushion for increasing the comfort of the patient during use. Specifically, the soft pad is made of sponge, gel or cotton cloth.

The utility model discloses an in some embodiments, it is fixed with the inner wall of shell 101 that the card is solid structure through card in storage device's the outside, and storage device's the outside is provided with a plurality of barb structures 112, and shell 101's inner wall is provided with a plurality of barb structures 112, and barb structure 112 sets up along the circumference in succession and is cyclic annularly, and barb structure 112's section is triangle-shaped, and barb structure 112 sets up from top to bottom, and the block through barb structure 112 between storage device and the shell 101 disposes fixed position. Before use, the storage device is arranged at a position higher than the puncture part 105, and when the storage device is pressed, the puncture part 105 punctures the bottom of the storage grid 104.

The utility model discloses an in some embodiments, storage device's outer wall passes through the interior wall connection of soft rete or elastic rubber and shell 101 to seal the gap between storage device outer wall and the shell 101 inner wall, combine to press soft rete or elastic rubber that set up between pressing board 102 and the shell 101 inner wall, constitute confined reaction chamber 103, avoid the gas flow that produces in the reaction chamber 103 to scatter to external environment.

In some embodiments of the present invention, the upper portion of the storage device is provided with a buffer chamber 106 for storing the absorbing material, the reaction chamber 103 is communicated with the buffer chamber 106 through the airflow channel 107, and the gas generated in the reaction chamber 103 enters the buffer chamber 106 through the airflow channel 107. In some examples, the number of the cells 104 in the storage device is set to two, the area between two cells 104 constitutes the air flow channel 107, and correspondingly, the number of the piercing portions 105 is set to two. When the device is used, the absorption substance is filled in the buffer cavity 106, the absorption substance is used for absorbing gas generated by reaction, the absorption substance is set to be anhydrous calcium chloride powder and/or sodium hydroxide powder, the anhydrous calcium chloride is used for absorbing ammonia gas, and the sodium hydroxide is used for absorbing carbon dioxide. In particular, for absorbing the gases generated in the reaction chamber 103. The anhydrous calcium chloride and ammonia gas are subjected to complex reaction to generate a solid complex, so that the ammonia gas with irritation is prevented from leaking, the air pressure in the reaction cavity 103 is reduced, and the storage device is prevented from being broken due to overlarge air pressure. In some examples, to avoid powder clumping, increase chemical reaction area, and increase absorption rate, the buffer chamber 106 is filled with cotton, which is mixed with the absorbent material. In some examples, it may alternatively be designed to: the absorbent material is layered in the buffer chamber 106 by cotton cloth.

The utility model discloses an in some embodiments, be provided with non-woven fabrics or foraminiferous baffle in airflow channel 107, can produce a large amount of bubbles when barium hydroxide solution and ammonium chloride powder react, non-woven fabrics or foraminiferous baffle can make big bubble rupture, reduces the bubble and gets into layer 108 that absorbs water, avoids the bubble to block up airflow channel 107. In some examples, it may alternatively be designed to: the upper end port of the air flow channel 107 is provided with a nonwoven fabric or a perforated partition plate.

The utility model discloses an in some embodiments, the lower part of buffer memory chamber 106 is provided with the layer 108 that absorbs water, and the layer 108 that absorbs water sets up the port at airflow channel 107, is provided with sponge or cotton in the layer 108 that absorbs water for absorb the moisture that produces in the reaction chamber 103, the layer 108 that absorbs water simultaneously also can reduce the bubble that produces in the reaction chamber 103 and get into buffer memory chamber 106. Further, the side wall of the water absorbing layer 108 is provided with a one-way valve 109, the reaction chamber 103 is communicated to the water absorbing layer 108 through the one-way valve 109, and gas generated in the reaction chamber 103 enters the water absorbing layer 108 through the one-way valve 109.

In some embodiments of the present invention, the upper side of the water absorbing layer 108 is provided with a partition plate 110, and specifically, the partition plate 110 is a plastic plate or a metal plate. In some examples, the divider 110 separates the absorbent material from the absorbent layer 108 in the buffer chamber 106, preventing the absorbent material from becoming wet, and keeping the buffer chamber 106 dry. Further, the partition plate 110 is provided with a pressure valve 111, specifically, the pressure valve 111 is a spring-type valve body, and the pressure valve 111 is used for communicating the water absorbing layer 108 with the buffer chamber 106. Specifically, the pressure valve 111 can adjust the pressure threshold, when the pressure of the gas in the water absorbing layer 108 exceeds the pressure threshold set by the pressure valve 111, the gas in the water absorbing layer 108 enters the buffer cavity 106 through the pressure valve 111, and the pressure of the pressing plate 102 on the bleeding position is adjusted by adjusting the pressure threshold of the pressure valve 111 to adjust the gas pressure in the reaction cavity 103. Further, if the pressure in the reaction chamber 103 is insufficient, the pressing member may be pressed downward, and the compressed elastic member 113 applies force to the pressing plate 102.

The utility model relates to a hemostasis device, hemostasis device are including pressing the subassembly, press the subassembly and are provided with fixed band 200, and fixed band 200 will press the subassembly to be fixed in the position of bleeding, make things convenient for one-hand operation to press the subassembly, need not other people and assist, reduce the chance that nursing staff contacted patient blood, reduce the risk of infection in the institute. Specifically, the housing 101 of the pressing assembly is fixedly disposed on the fixing band 200, and the fixing band 200 is provided with a through hole. In some examples, the fixing band 200 is configured as a hook and loop fastener or an adhesive tape with adhesive property, for example, when hemostasis is performed on an arm portion, hook and loop fastener fixing may be used.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A press assembly, comprising: comprises that

The device comprises a shell (101), wherein a pressing plate (102) is arranged at the bottom of the shell (101);

the storage device is mounted in the shell (101) in a vertically movable mode, a reaction cavity (103) is formed between the bottom of the storage device and the pressing plate (102), the reaction cavity (103) is used for storing solid substances participating in the refrigeration reaction, at least one storage cell (104) is arranged in the storage device, and the storage cell (104) is used for storing a solution I participating in the refrigeration reaction;

at least one puncturing part (105), wherein the puncturing part (105) is arranged on the pressing plate (102), and the puncturing part (105) is used for puncturing the bottom of the storage grid (104);

the elastic piece (113) is arranged on the pressing plate (102), and the elastic piece (113) is used for abutting against the storage device.

2. The pressing assembly of claim 1, wherein: the outer wall of the storage device is connected with the inner wall of the shell (101) through a soft film or elastic rubber so as to close a gap between the outer wall of the storage device and the inner wall of the shell (101).

3. The pressing assembly of claim 1 or 2, wherein: the upper part of the storage device is provided with a buffer cavity (106) for storing the absorbing substance, and the reaction cavity (103) is communicated with the buffer cavity (106) through an air flow channel (107).

4. The pressing assembly of claim 3, wherein: be provided with non-woven fabrics or foraminiferous baffle in airflow channel (107), perhaps airflow channel (107)'s upper end port department is provided with non-woven fabrics or foraminiferous baffle.

5. The pressing assembly of claim 3, wherein: the lower part of the buffer cavity (106) is provided with a water absorption layer (108), the water absorption layer (108) is arranged at the port of the airflow channel (107), and sponge or cotton is arranged in the water absorption layer (108).

6. The pressing assembly of claim 5, wherein: the side wall of the water absorption layer (108) is provided with a one-way valve (109), and the reaction cavity (103) is communicated to the water absorption layer (108) through the one-way valve (109).

7. The pressing assembly of claim 5, wherein: the upside of layer (108) absorbs water is provided with division board (110), division board (110) are provided with pressure valve (111), pressure valve (111) are used for the intercommunication absorb water layer (108) and buffer chamber (106).

8. The pressing assembly of claim 1, wherein: the pressing plate (102) is elastically connected to the side wall of the housing (101) through a soft film or elastic rubber.

9. The pressing assembly of claim 1, wherein: the outside of storage device through the card solid structure with the inner wall of shell (101) is fixed, storage device's the outside is provided with a plurality of barb structures (112), the inner wall of shell (101) is provided with a plurality of barb structures (112), barb structure (112) are triangle-shaped.

10. A hemostatic device, characterized by: comprising a pressing assembly according to any one of claims 1 to 9, provided with a securing strap (200).