CN112603432B

CN112603432B - Pressing assembly

Info

Publication number: CN112603432B
Application number: CN202011436872.4A
Authority: CN
Inventors: 肖敏; 修建成; 许波; 卢俊颜; 邱世锋; 张亚燕; 彭珊
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: 2022-12-06
Anticipated expiration: 2040-12-11
Also published as: CN112603432A

Abstract

The invention discloses a pressing assembly which comprises a shell, a storage grid and a puncture part, wherein the storage grid is arranged in the shell in a manner of moving up and down, a containing cavity is formed between the bottom of the storage grid and the bottom of the shell, water is filled in the containing cavity, and refrigerating substances are stored in the storage grid; the puncture part is arranged at the bottom of the shell and is used for puncturing the bottom of the storage grid. The storage lattice for containing the refrigerating substances and the containing cavity for containing water are designed, the storage lattice is pressed, and the storage lattice is punctured through the puncturing part, so that the refrigerating substances and the water are reacted for refrigeration, hemostasis is accelerated, and extravasated blood is prevented. The invention can be widely applied to the technical field of medical instruments.

Description

Pressing assembly

Technical Field

The invention relates to the technical field of medical instruments, in particular to a pressing assembly.

Background

In clinical work, a blood sample of a patient is collected through venipuncture or a medicine is infused into 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 hemostasis effect is poor because the pressing method is incorrect or the pressing time is insufficient, so that the puncture part bleeds again or subcutaneous extravasated blood is caused.

Disclosure of Invention

In order to solve at least one of the above technical problems and obtain a better hemostatic effect, the invention provides a pressing assembly, which adopts the following technical scheme:

the pressing assembly provided by the invention comprises a shell, a storage grid and a puncture part, wherein the storage grid is arranged in the shell in a manner of moving up and down, a cavity is formed between the bottom of the storage grid and the bottom of the shell, water is filled in the cavity, and refrigerating substances are stored in the storage grid; the puncture part is arranged at the bottom of the shell and is used for puncturing the bottom of the storage grid.

In some embodiments of the present invention, the space between the side wall of the storage compartment and the side wall of the housing is filled with an elastic rubber or plastic film.

In some embodiments of the invention, the bottom wall of the housing is provided with thermochromic ink.

In some embodiments of the present invention, an interlayer is disposed at the bottom of the housing, and the thermochromic ink is disposed in the interlayer.

In some embodiments of the present invention, the piercing portion is provided with a plurality of holes.

In some embodiments of the invention, the bottom of the storage compartment is provided with perforations which are sealed by an elastic rubber or plastic film.

In some embodiments of the invention, the bottom wall of the storage compartment is provided as a resilient rubber or plastic film.

In some embodiments of the present invention, an elastic member is disposed between the bottom of the housing and the bottom of the storage compartment.

In some embodiments of the present invention, the side wall of the storage grid and the side wall of the housing are fixed in position by a fastening structure, and the fastening structure fixes the storage grid at a position lower than the top of the puncturing part.

In some embodiments of the invention, the side wall of the storage grid is provided with a barb structure, and the side wall of the outer shell is provided with a barb structure, wherein the barb structure is triangular.

The embodiment of the invention has at least the following beneficial effects: the design is used for adorning the storage check of refrigeration material and the appearance chamber that is used for adorning water, presses and stores the check, punctures the storage check through puncture portion, makes refrigeration material and water reaction refrigeration for stanch, prevents the extravasated blood. The invention can be widely applied to the technical field of medical appliances.

Drawings

Fig. 1 is a schematic structural view of a pressing assembly.

Reference numerals: 101. a housing; 102. a storage cell; 103. a puncture section; 104. an elastic member; 105. barb structure.

Detailed Description

The invention is further described below with reference to fig. 1.

The invention relates to a pressing assembly for hemostasis, which comprises a shell 101, a storage grid 102, an elastic piece 104 and a puncture part 103, wherein the storage grid 102 is arranged in the shell 101 in a vertically movable manner, a cavity is formed between the bottom of the storage grid 102 and the bottom of the shell 101, water is filled in the cavity, a refrigerating substance is stored in the storage grid 102 and is set to be a solid substance, specifically, the refrigerating substance is set to be one of urea, nitrophosphate and ammonium nitrate, and further, the refrigerating substance is set to be powder. The puncture part 103 is arranged at the bottom of the shell 101, the puncture part 103 is used for puncturing the bottom of the storage grid 102, so that water in the cavity reacts with refrigerating substances in the storage grid 102, a large amount of heat is absorbed, the refrigerating temperature of the water in the shell 101 is reduced, the shell 101 is attached to a bleeding position, bleeding is accelerated, and extravasated blood is prevented.

In some embodiments of the present invention, the housing 101 is configured as a cylinder with an open upper portion, the storage compartment 102 is loaded into the housing 101 from the upper portion of the housing 101, the bottom of the housing 101 is attached to a bleeding site, the storage compartment 102 is pressed, and the refrigerant reacts with water after the puncture portion 103 pierces the bottom of the storage compartment 102.

In some embodiments of the present invention, the housing 101 is made of rigid plastic or plexiglass.

In some embodiments of the present invention, the bottom wall of the casing 101 is provided with a temperature sensitive color-changing ink, and when the temperature is higher than a certain temperature, the temperature sensitive color-changing ink does not develop color, but when the temperature is lower than a certain temperature, the temperature sensitive color-changing ink develops color. Further, an interlayer is disposed at the bottom of the housing 101, and the temperature sensitive color changing ink is disposed in the interlayer, and specifically, the interlayer at the bottom of the housing 101 is filled with the temperature sensitive color changing ink which develops color at a temperature lower than 5 ℃. In some examples, it is also alternatively designed that the casing 101 is added with a temperature-sensitive color-changing pigment during casting.

In some embodiments of the present invention, the storage cells 102 are made of rigid plastic or plexiglass.

In some embodiments of the present invention, the bottom of the storage compartment 102 is provided with a perforation, the perforation is sealed by an elastic rubber or plastic film to isolate the refrigerant from water, and the piercing part 103 pierces the perforation to pierce the elastic rubber or plastic film. In some examples, the alternatives are designed to: the bottom wall of the storage cell 102 is made of elastic rubber or plastic film, that is, the storage cell 102 uses the elastic rubber or plastic film as the bottom wall, so that the puncturing part 103 can puncture the bottom of the storage cell 102 more conveniently without the need of aligning the direction puncturing.

In some embodiments of the present invention, the top of the puncturing portion 103 is provided with a sharp portion to facilitate puncturing of the elastic rubber or plastic film at the bottom of the storage compartment 102. In some examples, the piercing portion 103 is provided in a triangular shape with one apex angle as a sharp at the top of the piercing portion 103.

In some embodiments of the present invention, the piercing part 103 is provided with a plurality of holes, the holes are disposed on the top of the piercing part 103, after the piercing part 103 penetrates the bottom of the storage cell 102, the holes communicate with the inside and the outside of the storage cell 102, and water enters the storage cell 102 from the holes to react with the refrigerant.

In some embodiments of the present invention, an elastic member 104 is disposed between the bottom of the housing 101 and the bottom of the storage compartment 102, and the elastic member 104 is used to lift the storage compartment 102 to a position higher than the top of the puncturing part 103, so as to prevent the puncturing part 103 from puncturing the storage compartment 102 when not in use. Specifically, the elastic member 104 is a compression spring, an upper end of the compression spring is used for abutting against the bottom of the storage compartment 102, and a lower end of the compression spring is disposed at the bottom of the housing 101.

In some embodiments of the present invention, the sidewall of the storage compartment 102 and the sidewall of the housing 101 are fixed by a fastening structure, and the pressed storage compartment 102 is fixed by the fastening structure, so that the refrigerant and water continuously react to refrigerate. Specifically, the snap structure secures the storage compartment 102 at a position below the top of the piercing portion 103. Further, the side wall of storage lattice 102 is provided with barb structure 105, and the side wall of shell 101 is provided with barb structure 105, and barb structure 105 is triangle-shaped. Pressing storage grid 102, the barb structure 105 of storing grid 102 lateral wall moves down along self inclined plane, blocks through the plane each other between barb structure 105 of storing grid 102 lateral wall and the barb structure 105 of shell 101 lateral wall to the rigidity of position that will store grid 102 avoids storing grid 102 and floats from top to bottom in refrigeration process.

In some embodiments of the present invention, the sidewall of the storage cell 102 and the sidewall of the housing 101 are filled with an elastic rubber or plastic film, so that a closed environment is formed between the sidewall of the storage cell 102 and the sidewall of the housing 101, and chemical substances in the reaction process are prevented from overflowing to the outside. Specifically, taking the elastic rubber as an example, the side walls of the storage compartment 102 and the side walls of the housing 101 are connected by the elastic rubber.

When the refrigerator is used, the pressing assembly can be subjected to cold treatment in advance to reduce the temperature of water in the shell 101, the refrigerating substance can react with water to refrigerate when the storage grid is punctured, and the pressing assembly can be subjected to cold treatment firstly and then the refrigerating substance reacts with water to further refrigerate. In addition, the intermittent cold compress or the continuous cold compress can be performed at the bleeding position according to the actual use condition.

While the embodiments of the present invention have been described in detail with reference to the drawings, 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 pressing assembly, comprising: comprises that

The temperature-sensitive color-changing ink is arranged on the bottom wall of the shell (101), an interlayer is arranged at the bottom of the shell (101), and the temperature-sensitive color-changing ink is arranged in the interlayer;

the storage grid (102) is arranged in the shell (101) in a vertically movable mode, a cavity is formed between the bottom of the storage grid (102) and the bottom of the shell (101), water is filled in the cavity, and refrigerating substances are stored in the storage grid (102);

the puncture part (103) is arranged at the bottom of the shell (101), the puncture part (103) is used for puncturing the bottom of the storage grid (102), the puncture part (103) is provided with a plurality of holes, the holes are arranged at the top of the puncture part (103), after the puncture part (103) penetrates through the bottom of the storage grid (102), the holes are communicated with the inside and the outside of the storage grid (102), and water enters the storage grid (102) from the holes to react with the refrigerant;

the side walls of the storage grids (102) and the side walls of the shell (101) are filled with elastic rubber, so that a closed environment is formed between the side walls of the storage grids (102) and the side walls of the shell (101), and chemical substances in the reaction process are prevented from overflowing to the outside.

2. The pressing assembly of claim 1, wherein: the space between the side walls of the storage compartment (102) and the side walls of the housing (101) is alternatively designed to be filled by a plastic film.

3. The pressing assembly of claim 1, wherein: the bottom of the storage grid (102) is provided with a perforation, and the perforation is blocked by an elastic rubber or plastic film.

4. The pressing assembly of claim 1, wherein: the bottom wall of the storage grid (102) is made of elastic rubber or plastic film.

5. The pressing assembly of claim 1, wherein: an elastic piece (104) is arranged between the bottom of the shell (101) and the bottom of the storage grid (102).

6. The pressing assembly of claim 1 or 5, wherein: the side wall of the storage grid (102) and the side wall of the shell (101) are fixed in position through a clamping structure, and the clamping structure fixes the storage grid (102) at a position lower than the top of the puncture part (103).

7. The pressing assembly of claim 6, wherein: the lateral wall of storing check (102) is provided with barb structure (105), the lateral wall of shell (101) is provided with barb structure (105), barb structure (105) are triangle-shaped.