CN211751424U

CN211751424U - Wound irrigator

Info

Publication number: CN211751424U
Application number: CN201922488436.0U
Authority: CN
Inventors: 赵佩群; 徐武艺; 李诗思; 李红
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a wound irrigator belongs to operation auxiliary assembly field. Comprises a nozzle and a puncture needle; the puncture needle is provided with a plurality of barbs for preventing the puncture needle from falling off along the axial direction, a through drainage channel is arranged in the puncture needle along the axial direction, one end of the puncture needle is conical, and the other end of the puncture needle is connected with the spray head; the spray head is of a tubular structure, one end of the spray head is provided with a through spray hole, and the other end of the spray head is communicated with the drainage channel of the puncture needle. In the utility model, the puncture needle is provided with barbs, so that the puncture needle can be prevented from dropping out when the physiological saline bag is extruded; an adjusting groove and an adjusting column matched with the adjusting groove are arranged in the spray head, and the size and the shape of water flow can be adjusted by rotating the adjusting cover; the extrusion ball and the connecting hose are arranged between the spray head and the puncture needle, so that the extrusion and flushing of the normal saline can be realized by extruding the extrusion ball, the normal saline bag does not need to be extruded, and the operation is simpler and more convenient.

Description

Wound irrigator

Technical Field

The utility model belongs to operation auxiliary assembly field relates to a wound flusher.

Background

In the operation process, in order to facilitate observation, the wound is usually washed by adopting a washing device or a normal saline bag through a transfusion tube at present. The flushing device has the advantages of adjustable water flow, constant water temperature and the like, but has a complex structure, and needs to be disinfected before and after the operation, thereby increasing the cost of the device and the workload of medical staff; adopt the normal saline bag to wash the wound through the transfer line, it has the disinfection simply, and use cost low grade advantage, nevertheless because of the restriction of transfer line diameter, when normal saline relied on gravity to flow out, its rivers are less, and when afterburning and pressing the normal saline bag and increase rivers, its pjncture needle atress was deviate from easily, and it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a wound irrigator, which can irrigate the wound during operation and prevent the puncture needle from being removed during irrigation.

In order to achieve the above purpose, the utility model provides a following technical scheme: a wound irrigator comprises a spray head and a puncture needle; the puncture needle is provided with a plurality of barbs for preventing the puncture needle from falling off along the axial direction, a through drainage channel is arranged in the puncture needle along the axial direction, one end of the puncture needle is conical, and the other end of the puncture needle is connected with the spray head; the spray head is of a tubular structure, one end of the spray head is provided with a through spray hole, and the other end of the spray head is communicated with the drainage channel of the puncture needle.

Optionally, the nozzle comprises a nozzle body and an adjusting cover, the adjusting cover is hermetically arranged on the nozzle body, one end of the nozzle body is accommodated in the adjusting cover, and the adjusting cover spirally rotates on the nozzle body around the axial direction of the nozzle body;

the spray hole is formed in one end, far away from the spray head body, of the adjusting cover, a cylindrical adjusting column is coaxially arranged at one end, close to the spray hole, of the spray head body, a conical adjusting groove matched with the adjusting column is formed in one side, close to the adjusting column, of the adjusting cover, and the adjusting groove and the adjusting column are coaxially arranged;

the top point of the adjusting groove is communicated with the spray hole, a spray channel is arranged in the spray head body, one end of the spray channel is communicated with the adjusting groove, and the other end of the spray channel is communicated with the drainage channel of the puncture needle.

Optionally, a sealing gasket is arranged between the sprayer body and the adjusting cover.

Optionally, an extrusion ball and a connecting hose are further arranged between the spray head and the puncture needle;

the extrusion ball is a hollow elastic ball body, a liquid inlet is formed in the extrusion ball, one end of the connecting hose is communicated with the extrusion ball in a sealing mode through the liquid inlet, and the other end of the connecting hose is communicated with the drainage channel of the puncture needle;

the extrusion ball is provided with a liquid outlet, the extrusion ball is communicated with the spray head in a sealing way through the liquid outlet, and a liquid outlet one-way valve is arranged between the liquid outlet and the spray head.

Optionally, a liquid suction hose is arranged in the extrusion ball, the length of the liquid suction hose is greater than the diameter of the extrusion ball, one end of the liquid suction hose is communicated with the liquid outlet of the extrusion ball in a sealing manner, and a balancing weight is arranged at the other end of the liquid suction hose.

Optionally, a liquid inlet check valve is arranged between the liquid inlet of the squeezing ball and the connecting hose.

Optionally, the nozzle hole is conical, and the vertex of the nozzle hole is arranged in the direction close to the puncture needle.

The beneficial effects of the utility model reside in that: the puncture needle is provided with barbs, so that the puncture needle can be prevented from falling out when the physiological saline bag is extruded; an adjusting groove and an adjusting column matched with the adjusting groove are arranged in the spray head, and the size and the shape of water flow can be adjusted by rotating the adjusting cover; the extrusion ball and the connecting hose are arranged between the spray head and the puncture needle, so that the extrusion and flushing of the normal saline can be realized by extruding the extrusion ball, the normal saline bag does not need to be extruded, and the operation is simpler and more convenient.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic structural view of a wound irrigator of example 1;

fig. 2 is a schematic structural diagram of the wound irrigator of embodiment 2.

Reference numerals: the device comprises a nozzle 1, a puncture needle 2, barbs 3, a drainage channel 4, a spray hole 5, a nozzle body 6, an adjusting cover 7, an adjusting column 8, an adjusting groove 9, an injection channel 10, an extrusion ball 11, a connecting hose 12, a liquid outlet one-way valve 13, a liquid inlet one-way valve 14, a liquid suction hose 15 and a balancing weight 16.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

Referring to fig. 1, a wound irrigator includes a nozzle 1 and a puncture needle 2; the puncture needle 2 is provided with a plurality of barbs 3 used for preventing the puncture needle 2 from falling off along the axial direction, a through drainage channel 4 is arranged in the puncture needle 2 along the axial direction, one end of the puncture needle 2 is conical, and the other end of the puncture needle 2 is connected with the spray head 1; the spray head 1 is of a tubular structure, one end of the spray head 1 is provided with a through spray hole 5, and the other end of the spray head 1 is communicated with a drainage channel 4 of the puncture needle 2.

In this embodiment, the nozzle 1 includes a nozzle body 6 and an adjusting cover 7, and a sealing gasket is disposed between the nozzle body 6 and the adjusting cover 7. The adjusting cover 7 is arranged on the spray head body 6 in a sealing mode through a sealing gasket. One end of the spray head body 6 is accommodated in the adjusting cover 7, threads are arranged on the spray head body 6, the adjusting cover 7 is connected to the spray head body 6 in a threaded mode, and the adjusting cover 7 rotates on the spray head body 6 spirally around the axis direction of the spray head body 6. The spray hole 5 is arranged at one end of the adjusting cover 7 far away from the spray head body 6, one end of the spray head body 6 close to the spray hole 5 is coaxially provided with an adjusting column 8, the adjusting column 8 is cylindrical, one side of the adjusting cover 8 close to the adjusting column 8 is provided with a conical adjusting groove 9 matched with the adjusting column 8, and the adjusting groove 9 is coaxial with the adjusting column 8. The top point of the adjusting groove 9 is communicated with the spray hole 5, a spray channel 10 is arranged in the spray head body 6, one end of the spray channel 10 is communicated with the adjusting groove 9, and the other end of the spray channel 10 is communicated with the drainage channel 4 of the puncture needle 2. The spray hole 5 is conical, the vertex of the spray hole 5 is arranged along the direction close to the puncture needle 2, and the conical spray hole 5 can reduce the obstruction to water flow and is convenient to process. In the embodiment, the flusher adopts disposable disinfection package, and is convenient and fast without disinfection when in use.

In practical use, the puncture needle 2 is inserted into the interface of the normal saline bag after being unpacked, the normal saline bag is squeezed, and the barb 3 on the puncture needle 2 can prevent the puncture needle 2 from falling off. The normal saline enters the jet channel in the jet head body 6 through the drainage channel 4 on the puncture needle 2 after being pressed, and is finally jetted from the jet hole 5. The gap between the adjusting groove 9 and the adjusting column 8 is changed by rotating the adjusting cover 7, so that the size and the shape of water flow are changed.

Example 2

Referring to fig. 2, in the present embodiment, a squeeze bulb 11 and a connection hose 12 are further disposed between the nozzle 1 and the puncture needle 2. The extrusion ball 11 is a hollow elastic ball body, a liquid inlet is arranged on the extrusion ball 11, one end of the connecting hose 12 is communicated with the extrusion ball 11 in a sealing way through the liquid inlet, and the other end of the connecting hose 12 is communicated with the drainage channel 4 of the puncture needle 2. A liquid outlet is arranged on the extrusion ball 11, the extrusion ball 11 is hermetically communicated with the spray head 1 through the liquid outlet, and a liquid outlet one-way valve 13 is arranged between the liquid outlet and the spray head 1. A liquid inlet one-way valve 14 is arranged between the liquid inlet of the extrusion ball 11 and the connecting hose 12. A liquid suction hose 15 is arranged in the squeeze ball 11, the length of the liquid suction hose 15 is larger than the diameter of the squeeze ball 11, one end of the liquid suction hose 15 is communicated with a liquid outlet of the squeeze ball 11 in a sealing mode, and a balancing weight 16 is arranged at the other end of the liquid suction hose 15.

In actual use, the puncture needle 2 is inserted into the port of the saline bag. The extrusion ball 11 is compressed, the liquid outlet one-way valve 13 is opened, the air in the extrusion ball 11 is discharged through the liquid outlet one-way valve 13, and the liquid inlet one-way valve 14 is closed, so that the air is prevented from entering the physiological saline bag. When the squeezing ball 11 is loosened, the liquid inlet one-way valve 14 is opened, the physiological saline enters the squeezing ball 11 through the connecting hose 12 and the liquid inlet one-way valve 14 under the action of the negative pressure of the squeezing ball 11, and the liquid outlet one-way valve 13 is closed to prevent air from entering the squeezing ball 11. The squeezing ball 11 is compressed again, the liquid inlet one-way valve 14 is closed, the normal saline in the squeezing ball 11 is prevented from flowing back to the normal saline bag, the liquid outlet one-way valve 13 is opened, and the normal saline in the squeezing ball 11 is pressurized and then is sprayed out from the spray hole 5 through the liquid suction hose 15.

The extrusion ball 11 can absorb the normal saline to replace the normal saline bag to spout the normal saline, the connecting hose 12 is connected with the extrusion ball 11 and the normal saline bag, the normal saline bag can be placed on a support, the lifting of medical staff is not needed, the physical burden of the medical staff is reduced, and the long-time use of the medical staff is suitable. The lotion hose is located the one side that extrusion ball 11 is close to ground all the time under the effect of balancing weight 16, no matter how oriented shower nozzle 1, and when compression extrusion ball 11, normal saline can all get into in shower nozzle 1 through the lotion hose.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. A wound irrigator characterized by: comprises a nozzle and a puncture needle;

the puncture needle is provided with a plurality of barbs for preventing the puncture needle from falling off along the axial direction, a through drainage channel is arranged in the puncture needle along the axial direction, one end of the puncture needle is conical, and the other end of the puncture needle is connected with the spray head;

the spray head is of a tubular structure, one end of the spray head is provided with a through spray hole, and the other end of the spray head is communicated with the drainage channel of the puncture needle.

2. A wound irrigator according to claim 1, wherein: the sprayer comprises a sprayer body and an adjusting cover, the adjusting cover is arranged on the sprayer body in a sealing mode, one end of the sprayer body is accommodated in the adjusting cover, and the adjusting cover rotates on the sprayer body spirally around the axis direction of the sprayer body;

3. A wound irrigator according to claim 2, wherein: and a sealing gasket is arranged between the sprayer body and the adjusting cover.

4. A wound irrigator according to claim 1, wherein: an extrusion ball and a connecting hose are also arranged between the spray head and the puncture needle;

5. A wound irrigator according to claim 4, wherein: the liquid suction device is characterized in that a liquid suction hose is arranged in the extrusion ball, the length of the liquid suction hose is larger than the diameter of the extrusion ball, one end of the liquid suction hose is communicated with a liquid outlet of the extrusion ball in a sealing mode, and a balancing weight is arranged at the other end of the liquid suction hose.

6. A wound irrigator according to claim 4, wherein: and a liquid inlet one-way valve is arranged between the liquid inlet of the extrusion ball and the connecting hose.

7. A wound irrigator according to claim 1, wherein: the jet hole is conical, and the top point of the jet hole is arranged along the direction close to the puncture needle.