CN212881918U

CN212881918U - A kind of foam hardener preparation component for internal hemorrhoids

Info

Publication number: CN212881918U
Application number: CN202021496329.9U
Authority: CN
Inventors: 刘华敏; 王文平; 刘晓玉
Original assignee: Jiangyin Peoples Hospital
Current assignee: Jiangyin Peoples Hospital
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-06
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a preparation component of a foam hardening agent for internal hemorrhoids, which comprises a first injector, a second injector and a medical three-way valve, wherein the first injector comprises a first needle seat, the second injector comprises a second needle seat, and the medical three-way valve comprises a first feed inlet, a second feed inlet and a discharge outlet; the first feed port is in threaded connection with the first needle seat, and a first sealing ring is arranged between the first feed port and the first needle seat; the second feed inlet with second needle file threaded connection, the second feed inlet with be provided with the second sealing washer between the second needle file. The foam hardener preparation assembly for internal hemorrhoids has a reasonable structure, and solves the problem that an injector is easy to fall off from a medical three-way valve.

Description

Foam hardening agent preparation assembly for internal hemorrhoid

Technical Field

The utility model relates to the field of medical equipment, in particular to a component for preparing a foam hardening agent for internal hemorrhoids.

Background

In the prior art, the treatment of internal hemorrhoids usually uses a dry hemorrhoid therapy, namely: on the basis of not damaging the physiological functions of a mucous membrane tube and an anal pad, thrombus is formed in blood vessels, the aseptic inflammatory effect is caused to be finally converted into a fiber cord, the fiber cord can not be passed through again, and the branch blood vessels of the upper rectum artery are blocked to achieve the atrophy disappearance of hemorrhoids. Foam sclerosing agents are often used in actual surgery to achieve a dry hemorrhoid treatment.

At present, before injecting a foam hardening agent, medical staff need to firstly suck 1% of polycinnamyl alcohol in one injector and suck air with the volume 4 times of that of the polycinnamyl alcohol in the other injector, and the two injectors are connected through a common medical three-way valve, so that the pistons of the injectors are alternately and rapidly pushed between the two injectors until uniform foam is formed; however, this method requires the cooperation of two medical staff, and in practical operation, because the cooperation of medical staff is not enough, there may occur a situation that 2 persons push the injector simultaneously or 1 person does not finish and another 1 person starts, and at the same time, the injector is easy to fall off from the medical three-way valve, so that the foam hardener is ejected from the injector, causing aerosol to pollute the environment of the doctor room, wasting the foam hardener, and at this time, preparing the foam hardener again, which wastes time and labor and increases the cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides a foam hardening agent preparation component for internal hemorrhoids, and solves the problem that an injector is easy to fall off from a medical three-way valve.

In order to realize the technical effects, the utility model adopts the technical scheme that: a preparation assembly of a foam hardening agent for internal hemorrhoids comprises a first injector, a second injector and a medical three-way valve, wherein the first injector comprises a first needle seat, the second injector comprises a second needle seat, and the medical three-way valve comprises a first feeding hole, a second feeding hole and a discharging hole; the first feed port is in threaded connection with the first needle seat, and a first sealing ring is arranged between the first feed port and the first needle seat; the second feed inlet with second needle file threaded connection, the second feed inlet with be provided with the second sealing washer between the second needle file. Through the design, the fixing and the sealing between the injector and the medical three-way valve can be realized, the injector is not easy to slide off the medical three-way valve, and the leakage condition can not exist.

The preferred technical scheme is that the injection device further comprises a base, a driving mechanism and a push handle limiting block, wherein a limiting component is arranged on the base and used for limiting the displacement of the injector; the driving mechanism is connected with the base; the push handle limiting block is provided with a clamping groove for accommodating a piston push handle of the injector, and the push handle limiting block is connected with the driving mechanism. Through the design, the piston of the driving mechanism push-pull injector can be realized, manual operation is omitted, and the workload of medical staff is reduced.

The preferred technical scheme is that the driving mechanism is a driving cylinder, a cylinder body of the driving cylinder is fixedly connected with the base, and a piston rod of the driving cylinder is fixedly connected with the push handle limiting block. As an equivalent alternative, the drive mechanism may also be a servo motor and lead screw combination, a slider-crank assembly, or the like.

The preferred technical scheme is that the limiting assembly comprises a handle limiting groove and a syringe limiting block, wherein the handle limiting groove is used for accommodating a clamping handle of the injector; the syringe stopper with the base rotates and is connected, syringe stopper with have between the base and hold the clearance of syringe. Through the design, the purpose of fixing the injector on the base can be achieved.

The preferred technical scheme does, spacing subassembly still includes the cylinder recess, the cylinder recess set up in on the base, handle spacing groove and cylinder stopper cooperate will the syringe is spacing in the cylinder recess. Through the design, the injector can be more firmly fixed on the base.

The preferred technical scheme is that a plurality of suckers are arranged on the bottom surface of the base. Through the design, the base can be placed on the table top, and the base is prevented from moving or falling.

The utility model has the advantages and the beneficial effects that: the utility model has reasonable structure, and can realize the purpose of preventing the injector from falling off by connecting the injector with the medical three-way valve through screw threads and sealing the injector by a sealing ring; the driving mechanism avoids the operation of manually mixing the foam hardener, reduces the workload of medical staff and improves the preparation efficiency of the foam hardener.

Drawings

FIG. 1 is a schematic view showing a three-way valve 3 for TCM in embodiment 1 of a foam hardener preparation kit for internal hemorrhoid of the present invention;

FIG. 2 is a schematic view showing the structure of the foam hardener preparation unit for internal hemorrhoid of the present invention, example 1;

FIG. 3 is a schematic view of the syringe of example 2 of the foam hardener preparation kit for internal hemorrhoids of the present invention;

FIG. 4 is a schematic view of a base 4 of example 2 of a foam hardener preparation kit for internal hemorrhoids of the present invention;

FIG. 5 is a schematic view showing a foam hardening agent preparation kit for internal hemorrhoid of the present invention, example 2 first syringe 1 and second syringe 2 are installed on base 4.

In the figure: 1. a first syringe; 12. a first seal ring; 2. a second syringe; 22. a second seal ring; 3. a medical three-way valve; 31. a first feed port; 32. a second feed port; 33. a discharge port; 4. a base; 41. a suction cup; 5. a push handle limiting block; 51. a card slot; 6. a driving cylinder; 61. a piston rod; 71. a handle limiting groove; 72. a syringe stopper; 73. a syringe groove; 81. a piston push handle; 82. a handle is clamped.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Reference to the "bottom surface" in the normal use condition of the base is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Example 1

As shown in fig. 1 to 2, the foam hardener preparing assembly for internal hemorrhoids of example 1 includes a first syringe 1, a second syringe 2, and a medical three-way valve 3, wherein the first syringe 1 includes a first needle holder, the second syringe 2 includes a second needle holder, and the medical three-way valve 3 includes a first inlet port 31, a second inlet port 32, and an outlet port 33; the first feed port 31 is in threaded connection with the first needle holder, and a first sealing ring 12 is arranged between the first feed port 31 and the first needle holder; the second feed inlet 32 is in threaded connection with the second needle seat, and a second sealing ring 22 is arranged between the second feed inlet 32 and the second needle seat.

When the embodiment 1 is used, according to a patient and an operation condition, a proper amount of 1% of polycinnamic alcohol is sucked in the

first injector

1, 4 times of sterile air is preset in the second injector in advance, the first injector 1 is screwed into the first feeding hole 31, the second injector 2 is screwed into the second feeding hole 32, a valve core of the medical three-way valve 3 is adjusted to enable the first feeding hole 31 to be communicated with the second feeding hole 32, the discharging hole 33 is not communicated with the first feeding hole 31 and the second feeding hole 32, a medical worker rapidly and alternately pushes the piston push handles 81 of the first injector 1 and the second injector 2 until the polycinnamic alcohol and the air are fully mixed to generate uniform foam, a foam hardening agent is pushed into the first injector 1, the valve core of the medical three-way valve 3 is rotated to enable the first feeding hole 31 to be communicated with the discharging hole 33, the second feeding hole 32 is not communicated with the first feeding hole 31 and the discharging hole 33, and the.

Example 2

As shown in fig. 3-5, embodiment 2 is based on embodiment 1, and is different in that it further includes a base 4, a driving mechanism and a push handle limiting block 5, the base 4 is provided with a limiting component for limiting the displacement of the injector; the driving mechanism is connected with the base 4; the push handle limiting block 5 is provided with a clamping groove 51 for accommodating a piston push handle 81 of the injector, and the push handle limiting block 5 is connected with the driving mechanism.

The driving mechanism is used for driving the air cylinder 6, the cylinder body of the driving air cylinder 6 is fixedly connected with the base 4, and the piston rod 61 of the driving air cylinder 6 is fixedly connected with the push handle limiting block 5.

The limiting assembly comprises a handle limiting groove 71 and a syringe limiting block 72, wherein the handle limiting groove 71 is used for accommodating a clamping handle 82 of the injector; syringe stopper 72 rotates with base 4 and is connected, has the clearance that holds the syringe between syringe stopper 72 and the base 4.

The limiting component further comprises a syringe groove 73, the syringe groove 73 is formed in the base 4, and the handle limiting groove 71 and the syringe limiting block 72 are matched with each other to limit the injector in the syringe groove 73.

The bottom surface of the base 4 is provided with a plurality of suction cups 41.

The difference between the embodiment 2 and the embodiment 1 in use is that the piston push handle 81 of the first injector 1 is clamped into the clamping groove 51, the first injector 1 is placed into the syringe groove 73, the clamping handle 82 of the first injector 1 is clamped into the handle limiting groove 71, the syringe limiting block 72 is rotated, and the first injector 1 is clamped between the syringe limiting block 72 and the syringe groove 73; the second syringe 2 is also fixed to the base 4;

the driving cylinder 6 drives the piston of the first injector 1 to do push-pull movement, so that the lauromacrogol and the air are fully mixed to generate uniform foam, and the operation of direct manual push-pull of medical personnel is avoided; after the preparation of the foam hardener is completed, the first syringe 1 and the medical three-way valve 3 can be taken down from the base 4 and left for operation.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A preparation assembly of a foam hardening agent for internal hemorrhoids is characterized by comprising a first injector (1), a second injector (2) and a medical three-way valve (3), wherein the first injector (1) comprises a first needle base, the second injector (2) comprises a second needle base, and the medical three-way valve (3) comprises a first feeding hole (31), a second feeding hole (32) and a discharging hole (33); the first feed port (31) is in threaded connection with the first needle seat, and a first sealing ring (12) is arranged between the first feed port (31) and the first needle seat; the second feed inlet (32) with second needle file threaded connection, second feed inlet (32) with be provided with second sealing washer (22) between the second needle file.

2. The foam hardener preparation unit for internal hemorrhoids according to claim 1 further comprising a base (4), a driving mechanism and a push handle stopper (5), wherein the base (4) is provided with a stopper unit for limiting the displacement of the syringe; the driving mechanism is connected with the base (4); the push handle limiting block (5) is provided with a clamping groove (51) for accommodating a piston push handle (81) of the injector, and the push handle limiting block (5) is connected with the driving mechanism.

3. The preparation assembly of foam hardening agent for internal hemorrhoid according to claim 2, wherein the driving mechanism is a driving cylinder (6), the cylinder body of the driving cylinder (6) is fixedly connected with the base (4), and the piston rod (61) of the driving cylinder (6) is fixedly connected with the push handle limiting block (5).

4. The foam hardener preparation set for internal hemorrhoids of claim 2 wherein said stopper set comprises a handle stopper groove (71) and a syringe stopper (72), said handle stopper groove (71) being for receiving a grip handle (82) of said syringe; syringe stopper (72) with base (4) rotate to be connected, syringe stopper (72) with have between base (4) and hold the clearance of syringe.

5. The foam hardener preparation element for internal hemorrhoids as claimed in claim 4 wherein said position limiting element further comprises a syringe groove (73), said syringe groove (73) is opened on said base (4), said handle limiting groove (71) and syringe limiting block (72) cooperate to limit said injector in said syringe groove (73).

6. A foam hardener assembly for internal hemorrhoids as claimed in claim 2 wherein said bottom surface of said base (4) is provided with a plurality of suction cups (41).