CN215129383U

CN215129383U - Hemostasis assembly

Info

Publication number: CN215129383U
Application number: CN202022946167.0U
Authority: CN
Inventors: 许波; 许重远; 朱清瑶; 蒋琳; 罗小琴
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 hemostasis assembly, which comprises a shell, a storage device and at least one puncture part, wherein the storage device can be installed in the shell in a way of moving up and down, a reaction cavity is formed between the bottom of the storage device and the bottom of the shell and is used for storing solid substances participating in refrigeration reaction, at least one storage lattice is arranged in the storage device and is used for accommodating a first solution participating in the refrigeration reaction; the puncture part is arranged at the bottom of the shell and is used for puncturing the bottom of the storage grid; wherein, storage device's upper portion is provided with the buffer memory chamber, and the reaction chamber passes through airflow channel and buffer memory chamber intercommunication. The storage grid for containing the solution I and the reaction cavity for containing the solid substance are designed, the storage device is pressed, the storage grid is punctured by the puncturing part, the solution I and the solid substance react to refrigerate, hemostasis is accelerated, and extravasated blood is prevented. The utility model can be widely applied to the technical field of medical instruments.

Description

Hemostasis assembly

Technical Field

The utility model relates to the technical field of medical equipment, in particular to hemostasis subassembly.

Background

Blood sample collection is one of the most common operations in clinical work, after the blood sample is collected, blood collection places need compression hemostasis, a common method is that a patient presses a blood collection point by a cotton swab, and although a nurse has taught and taught, the patient still can bleed again or suffer from subcutaneous congestion due to incorrect pressing method.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above technical problems, obtain better hemostatic effect, the utility model provides a hemostatic assembly, the technical scheme who adopts as follows:

the utility model provides a hemostasis subassembly includes shell, storage device and at least one puncture part, the storage device can be installed in the shell with reciprocating, constitute the reaction chamber between the bottom of storage device and the shell bottom, the reaction chamber is used for storing the solid-state material of participating in the refrigeration reaction, be provided with at least one storage check in the storage device, the storage check is used for installing the solution I of participating in the refrigeration reaction; the puncture part is arranged at the bottom of the shell and is used for puncturing the bottom of the storage grid; the upper part of the storage device is provided with a cache cavity, and the reaction cavity is communicated with the cache cavity through an airflow channel.

In some embodiments of the present invention, the buffer chamber is provided with an absorbing material, and the absorbing material is used for absorbing the gas generated by the reaction.

In some embodiments of the present invention, the buffer chamber is provided with cotton for mixing with the absorbent, or the buffer chamber is provided with absorbent layer by layer through cotton cloth.

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

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.

In some embodiments of the present invention, the outer wall of the storage device is connected to the inner wall of the housing through an inner connecting portion, the inner connecting portion is configured as a soft film 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 sidewall of the buffer chamber is provided with a first check valve, and the reaction chamber communicates with the buffer chamber through the first check valve.

The utility model discloses an in some embodiments, storage device's outer wall pass through outer connecting portion with the outside at shell top is connected, outer connecting portion set up to soft film, inner connecting portion with constitute the overflow chamber between the outer connecting portion, the lateral wall in buffer memory chamber is provided with the second check valve, the buffer memory chamber passes through the second check valve intercommunication to the overflow chamber.

In some embodiments of the present invention, the side wall and the bottom wall of the housing are provided with an interlayer, and the interlayer is filled with a soluble sulfate solution.

In some embodiments of the present invention, the outer side of the storage device and the inner wall of the housing are fixed by a fixing structure.

The embodiment of the utility model has the following beneficial effect at least: the storage grid for containing the solution I and the reaction cavity for containing the solid substance are designed, the storage device is pressed, the storage grid is punctured by the puncturing part, the solution I and the solid substance react to refrigerate, hemostasis is accelerated, and extravasated blood is prevented. The utility model can be widely applied to the technical field of medical instruments.

Drawings

FIG. 1 is a schematic view of a blood stopper.

Reference numerals: 101. a housing; 102. a storage cell; 103. a puncture section; 104. a cache cavity; 105. a reaction chamber; 106. an air flow channel; 107. a water-absorbing layer; 108. an inner connection portion; 109. an outer connecting portion; 110. a first check valve; 111. a second one-way valve; 112. and (4) interlayer.

Detailed Description

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

The utility model relates to a hemostasis subassembly, hemostasis subassembly paste in the position of bleeding, through refrigeration hemostasis fast in the hemostasis by compression, simple and convenient easy operation. The hemostatic assembly comprises a housing 101, a storage device arranged as a cylindrical structure, the housing 101 arranged as a rigid plastic shell, and at least one puncture part 103, the storage device being mounted in the housing 101 in a movable manner up and down. A reaction chamber 105 is formed between the bottom of the storage device and the bottom of the housing 101, the reaction chamber 105 is used for storing solid substances participating in a refrigeration reaction, at least one storage grid 102 is arranged in the storage device, the storage grid 102 is used for containing a first solution participating in the refrigeration reaction, specifically, the solid substances adopt one of ammonium chloride powder, ammonium nitrate powder, barium hydroxide powder and ammonium bicarbonate powder, the first solution adopts one of water, barium hydroxide solution, ammonium chloride solution, ammonium nitrate solution, ammonium acetate solution, acetic acid and hydrochloric acid, and the following examples adopt the solid substances adopt the ammonium chloride powder and the first solution adopts the barium hydroxide solution.

The puncturing part 103 is arranged at the bottom of the housing 101, the puncturing part 103 is positioned below the storage grid 102, the puncturing part 103 is used for puncturing the bottom of the storage grid 102, specifically, the number of the storage grids 102 is two, and correspondingly, the number of the puncturing parts 103 is two. During the use, the hemostasis subassembly pastes at the position of bleeding, is equipped with the barium hydroxide solution in the storage check 102, is equipped with the ammonium chloride powder in the reaction chamber 105, presses storage device, and puncture portion 103 punctures the bottom of storage check 102, and the barium hydroxide solution gets into reaction chamber 105 and produces endothermic chemical reaction with the ammonium chloride powder, reduces the temperature in reaction chamber 105 fast, reduces the temperature that the patient bleeds the position, plays the effect of cold compress to alleviate patient's painful sense, stanch fast.

Wherein, the upper portion of the storage device is provided with a buffer cavity 104, the reaction cavity 105 is communicated with the buffer cavity 104 through a gas flow channel 106, gas generated in the reaction cavity 105 enters the buffer cavity 104 through the gas flow channel 106, and in some examples, the region between two storage grids 102 constitutes the gas flow channel 106. Further, the buffer cavity 104 is provided with an absorbent for absorbing the gas generated by the reaction, the absorbent 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 gases generated in the reaction chamber 105. The anhydrous calcium chloride and ammonia gas are subjected to complex reaction to generate a solid complex, so that the irritant ammonia gas is prevented from leaking, the air pressure in the reaction cavity 105 is reduced, and the storage device is prevented from being broken due to overlarge air pressure. In some examples, cotton for mixing with the absorbent is disposed in the buffer chamber 104, or the absorbent is layered by cotton cloth in the buffer chamber 104, in order to prevent powder agglomeration, increase the contact area of chemical reaction, and improve absorption efficiency.

The utility model discloses an in some embodiments, be provided with the layer 107 that absorbs water in the buffer memory chamber 104, the layer 107 that absorbs water sets up the port at airflow channel 106, and the layer 107 that absorbs water includes sponge or cotton for absorb the water that produces in the reaction chamber 105, the layer 107 that absorbs water simultaneously also can reduce the bubble that produces in the reaction chamber 105 and get into buffer memory chamber 104. Further, the surface of the water-absorbing layer 107 is provided with a non-woven fabric to separate the absorbing material from the water-absorbing layer 107, prevent the absorbing material from being wetted, and keep the buffer chamber 104 dry.

The utility model discloses an in some embodiments, be provided with non-woven fabrics or foraminiferous baffle in airflow channel 106, perhaps airflow channel 106's upper end port department is provided with non-woven fabrics or foraminiferous baffle, specifically, the baffle sets up to the plastic slab. The bubbles generated in the reaction chamber 105 are punctured by the non-woven fabric or the perforated partition plate to prevent the bubbles from entering the buffer chamber 104 and blocking the airflow channel 106.

The utility model discloses an in some embodiments, storage device's outer wall passes through the interior wall connection of in-connection portion 108 and shell 101, and in-connection portion 108 sets up to soft film to seal the gap between storage device outer wall and the shell 101 inner wall, avoid the chemical matter in the reaction chamber 105 to flow to external environment. Further, the side wall of the buffer cavity 104 is provided with a first check valve 110, the reaction cavity 105 is communicated to the buffer cavity 104 through the first check valve 110, and gas generated in the reaction cavity 105 can also enter the buffer cavity 104 through the first check valve 110.

The utility model discloses an in some embodiments, storage device's outer wall passes through outer connecting portion 109 and is connected with the outside at shell 101 top, and outer connecting portion 109 sets up to soft film, constitutes the overflow chamber between inner connecting portion 108 and the outer connecting portion 109, and the lateral wall in buffer memory chamber 104 is provided with second check valve 111, and buffer memory chamber 104 communicates to the overflow chamber through second check valve 111. When the excessive ammonia gas cannot be completely absorbed by the anhydrous calcium chloride in the buffer cavity 104, the ammonia gas enters the overflow cavity through the second check valve 111, so that the pressure of the buffer cavity 104 is reduced.

In some embodiments of the present invention, the side wall and the bottom wall of the housing 101 are provided with an interlayer 112, and the interlayer 112 is filled with a soluble sulfate solution. Specifically, the soluble sulfate solution is a saturated solution, such as a sodium sulfate solution, a potassium sulfate solution, a magnesium sulfate solution. During the refrigeration reaction of the reaction cavity 105, the soluble sulfate solution can play a role in buffering the temperature, so that the temperature is prevented from dropping too fast due to the refrigeration reaction, and the skin of a patient is prevented from being frostbitten. In addition, the cooled soluble sulfate solution can continuously maintain the low-temperature environment of the bleeding position, and the cold compress time is prolonged. In addition, because both barium hydroxide and barium chloride are toxic, if the hemostatic assembly is accidentally ruptured, the soluble sulfate solution may also react with the barium hydroxide or barium chloride to produce non-toxic barium sulfate.

In some embodiments of the present invention, the top and the side wall of the storage device are made of rigid plastic, and the bottom of the storage grid 102 is sealed by rubber or plastic film, so that the puncture part 103 can be punctured conveniently.

In some embodiments of the present invention, the top of the piercing part 103 is provided with a sharp part, and further, the piercing part 103 is configured as a cone-shaped structure. In some examples, the upper portion of the puncturing part 103 is provided with a plurality of holes, and the solution in the storage compartment 102 flows into the reaction chamber 105 from the holes and the puncturing points.

In some embodiments of the present invention, the outer side of the storage device and the inner wall of the housing 101 are fixed by a fixing structure. Specifically, shell 101 inner wall is provided with the barb, and storage device's outer wall is equipped with the barb, and the barb is triangle-shaped. When hemostasis subassembly did not use, storage device passes through the configuration installation setting of barb in the top of puncture portion 103, presses the back, can prevent storage device rebound through the configuration installation of barb, and the chemical substance lasts the reaction in the fixed storage device's the position, the assurance is stored check 102 and the reaction chamber 105.

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 hemostatic assembly, comprising: comprises that

A housing (101);

the storage device is mounted in the housing (101) in a vertically movable mode, a reaction cavity (105) is formed between the bottom of the storage device and the bottom of the housing (101), the reaction cavity (105) is used for storing solid substances participating in the refrigeration reaction, at least one storage cell (102) is arranged in the storage device, and the storage cell (102) is used for containing a solution I participating in the refrigeration reaction;

at least one puncturing part (103), wherein the puncturing part (103) is arranged at the bottom of the shell (101), and the puncturing part (103) is used for puncturing the bottom of the storage grid (102);

wherein, the upper portion of the storage device is provided with a buffer cavity (104), and the reaction cavity (105) is communicated with the buffer cavity (104) through a gas flow channel (106).

2. The hemostatic assembly according to claim 1, wherein: the buffer cavity (104) is provided with an absorbing substance which is used for absorbing gas generated by reaction.

3. The hemostatic assembly according to claim 2, wherein: the buffer cavity (104) is provided with cotton used for mixing with the absorbent, or the buffer cavity (104) is internally provided with the absorbent in a layered mode through cotton cloth.

4. Hemostatic assembly according to claim 1, 2 or 3, wherein: a water absorption layer (107) is arranged in the buffer cavity (104), the water absorption layer (107) is arranged at the port of the airflow channel (106), and the water absorption layer (107) comprises sponge or cotton.

5. The hemostatic assembly according to claim 4, wherein: be provided with non-woven fabrics or foraminiferous baffle in airflow channel (106), perhaps airflow channel's (106) upper end port department is provided with non-woven fabrics or foraminiferous baffle.

6. The hemostatic assembly according to claim 1, wherein: the outer wall of the storage device is connected with the inner wall of the shell (101) through an inner connecting part (108), and the inner connecting part (108) is set to be a soft film so as to seal a gap between the outer wall of the storage device and the inner wall of the shell (101).

7. The hemostatic assembly according to claim 6, wherein: the side wall of the buffer cavity (104) is provided with a first one-way valve (110), and the reaction cavity (105) is communicated to the buffer cavity (104) through the first one-way valve (110).

8. Hemostatic assembly according to claim 6 or 7, wherein: the outer wall of the storage device is connected with the outer side of the top of the shell (101) through an outer connecting portion (109), the outer connecting portion (109) is set to be a soft film, an overflow cavity is formed between the inner connecting portion (108) and the outer connecting portion (109), a second one-way valve (111) is arranged on the side wall of the buffer cavity (104), and the buffer cavity (104) is communicated to the overflow cavity through the second one-way valve (111).

9. The hemostatic assembly according to claim 1, wherein: the side wall and the bottom wall of the shell (101) are provided with an interlayer (112), and a soluble sulfate solution is filled in the interlayer (112).

10. The hemostatic assembly according to claim 1, wherein: the outer side of the storage device and the inner wall of the shell (101) are installed through a clamping structure.