CN214911326U

CN214911326U - Negative pressure drainage, storage and discharge device for surgical wounds

Info

Publication number: CN214911326U
Application number: CN202121336754.6U
Authority: CN
Inventors: 余燕飞; 郭娜菲; 侯钦丽; 王清
Original assignee: Shanghai First Maternity and Infant Hospital
Current assignee: Shanghai First Maternity and Infant Hospital
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-11-30
Anticipated expiration: 2031-06-16

Abstract

The utility model relates to a negative pressure drainage storing and discharging device for surgical wounds, which comprises a closed extension film, a storage and discharging device, a three-way device, a negative pressure drainage ball, a single-way device and 4 silicone tubes, wherein one end of the storage and discharging device is connected with the closed extension film, the other end of the storage and discharging device is connected with the silicone tube, the other end of the silicone tube is also connected with the three-way device, the three-way device is connected with the outlet end of the negative pressure drainage ball through the silicone tube, the inlet end of the negative pressure drainage ball is also connected with the single-way device, and the single-way device is also connected with the silicone tube; its advantages are: the utility model has simple structure, strong practicability, convenient combination and simple operation due to the adopted modular design; compared with the existing product, the device can reduce the workload of clinical nursing staff, improve the working efficiency, reduce the iatrogenic infection risk, perform accurate measurement and effectively discharge liquid.

Description

Negative pressure drainage, storage and discharge device for surgical wounds

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a negative pressure drainage stores up row device for surgery wound.

Background

When the tail sound is approached in many surgical procedures including obstetrics and gynecology, surgeons often need to place a negative pressure drainage device for draining hematocele, effusion and other exudates and the like out of the surgical wound, and the purposes of cleaning the exudates, inhibiting infection and promoting wound healing are achieved by leaving the negative pressure drainage device outside the patient body for a period of time. During the retention of the negative pressure drainage device, clinical care personnel need to regularly observe the color, the character and the volume of the drainage liquid and timely pour the drainage liquid so as to timely analyze and make decisions on surgical wounds, illness states and prognosis according to the condition of the drainage liquid, and therefore, the negative pressure drainage device is very wide in clinical application.

At present, the clinical disposable negative pressure drainage device that often uses is intracranial, neck, abdominal cavity, wound such as pelvic cavity of disposable silica gel negative pressure drainage ball drainage, this kind of negative pressure drainage device mainly comprises spheroid, pipe, drainage tube, flowing back gag and anti-backflow diaphragm joint, though can reach the purpose of the negative pressure drainage of clinical requirement, nevertheless can't accurately carry out the measurement of liquid volume through the device, especially when still having the negative pressure in the negative pressure ball, the measurement of drainage liquid volume can't be carried out more, and increase along with the time of keeping somewhere, the flowing back gag is opened the flowing back repeatedly and is led to the fact the device internal contamination more easily, thereby probably arouse patient's body intracavity infection. In addition, the existing liquid drainage plug head is easy to bring infection risks to operators in the liquid drainage process, and the operation of periodic liquid drainage is complicated, so that the labor load of clinical nursing personnel is increased.

The Chinese patent application: CN107281564A discloses a deep pustule negative pressure drainage device. The device comprises a negative pressure generating device and a pus storage device, wherein a suction cavity of the negative pressure generating device is provided with a one-way valve air outlet and a one-way valve air inlet; a drainage tube connecting port connected with a drainage tube connecting port valve and a drainage tube and a negative pressure meter connecting port connected with a negative pressure meter connecting port valve and a negative pressure meter are arranged above the side of the pus storage device; a liquid outlet connected with a valve is arranged below the side of the pus storage; a negative pressure generating device connecting pipe valve and a negative pressure generating device connecting pipe are sequentially arranged at the top of the pus storage device; the negative pressure produces the device connecting pipe and is connected with the one-way valve air inlet that the negative pressure produced the device, the device mainly provides a deep pustule cavity negative pressure drainage device that has monitoring pressure size, and then monitors the negative pressure condition, and carry out the ration according to required negative pressure value to the negative pressure value in the pus accumulator according to the state of an illness needs and adjust, but the device is when carrying out the negative pressure drainage, keep somewhere the drainage tube outside and need make a round trip to extract, its drainage effect is not good, and very easily cause the pollution, be unfavorable for clinical drainage patient and use.

In summary, there is a need for a novel negative pressure drainage storage and drainage device for surgical wounds, which has the characteristics of simple structure, convenient operation, capability of being disassembled, stored, drained, measurable, anti-infection, safe and reliable, etc., and no report is found at present.

Disclosure of Invention

The utility model aims at solving the existing problems and particularly providing a negative pressure drainage storage and discharge device for surgical wounds.

In order to achieve the purpose, the utility model adopts the technical proposal that:

the utility model provides a device is stored up in negative pressure drainage for surgical wound, includes closed extension membrane, stores up row ware, tee bend device, negative pressure drainage ball, single-pass device and 4 silicone tubes, the one end of storing up row ware is connected with closed extension membrane, and the other end is connected with the silicone tube, still connects a tee bend device at the other end of silicone tube, just tee bend device be connected with the exit end of negative pressure drainage ball through the silicone tube, its a single-pass device is still connected to the entry end of negative pressure drainage ball, just single-pass device on still be connected with the silicone tube, just closed extension membrane, store up row ware, tee bend device, negative pressure drainage ball, single-pass device and silicone tube constitute whole device is stored up in negative pressure drainage for surgical wound in proper order.

In the above negative pressure drainage storage and discharge device for surgical wounds, as a preferred scheme, the storage and discharge device includes a storage and discharge shaft, a piston, a liquid storage cylinder and a liquid storage cylinder head end, the storage and discharge shaft is connected to the piston, and the storage and discharge shaft is located in the liquid storage cylinder and is movably connected with the liquid storage cylinder up and down.

In the negative pressure drainage, storage and discharge device for surgical wounds, as a preferred scheme, the closed type extension film comprises an extension film storage and discharge shaft end, an extension film body and an extension film storage cylinder handle end; the extension film storage and discharge shaft end inner wall and the storage and discharge shaft handle end are in end-to-end closed connection, the extension film liquid storage cylinder handle end and the liquid storage cylinder handle end are in closed connection, and the length of the closed extension film can be automatically adjusted along with the reciprocating motion of the storage and discharge shaft.

In the above negative pressure drainage storage and drainage device for surgical wounds, as a preferred scheme, the negative pressure drainage ball comprises a threaded ball body and a backflow-preventing diaphragm; and the backflow-preventing diaphragm is positioned in the flow guide channel at the near wound end of the threaded sphere.

In the above negative pressure drainage, storage and discharge device for surgical wounds, as a preferred scheme, the three-way device includes a catheter intermediary device, a three-way rotary valve and a three-way cavity, and the catheter intermediary device is respectively arranged in 3 directions of the three-way cavity; the three-way rotary valve is positioned right above the three-way cavity and is of a T-shaped structure, the flow directions of drainage liquid in the three-way cavity are respectively controlled, and the arrow on the three-way rotary valve indicates the flow direction of the drainage liquid.

In the negative pressure drainage, storage and discharge device for surgical wounds, as a preferred scheme, the single-pass device comprises a catheter intermediary device, a single-pass rotary valve and a single-pass cavity, and the catheter intermediary device is respectively arranged in 2 directions of the single-pass cavity; the single-way rotary valve is positioned right above the single-way cavity and is of a linear structure, and the flow direction of drainage liquid in the single-way cavity is controlled.

In the negative pressure drainage storage and discharge device for the surgical wound, as a preferred scheme, the silicone tube is respectively connected between the negative pressure drainage ball and the three-way device, and between the three-way device and the storage and discharge device; and the front end is fastened on the single-way device and the liquid discharge end is arranged on the three-way device.

The utility model has the advantages that:

1. the utility model has simple structure, convenient combination and simple operation due to the adopted modular design; compared with the existing product, the device can reduce the workload of clinical nursing staff, improve the working efficiency, reduce the iatrogenic infection risk, perform accurate measurement and effectively discharge liquid.

2. The utility model discloses applicable in most surgical operations including gynaecology and obstetrics's operation need to keep somewhere negative pressure drainage device and be used for drainage wound intracavity liquid to promote postoperative recovery and wound healing's purpose. The application range is very wide, and the use and the popularization are facilitated.

Drawings

Fig. 1 is a schematic structural view of the negative pressure drainage, storage and discharge device for surgical wounds in the present invention.

Fig. 2 is a schematic structural view of a three-way device on the negative pressure drainage storage and discharge device for surgical wounds in the utility model.

Fig. 3 is a schematic structural view of the upper storage and discharge device of the negative pressure drainage storage and discharge device for surgical wounds.

Fig. 4 is a schematic structural view of a closed extension film on the negative pressure drainage storage and discharge device for surgical wounds.

Fig. 5 is a schematic structural view of the negative pressure drainage ball on the negative pressure drainage storage and discharge device for surgical wounds.

Fig. 6 is a schematic structural view of a single-way device on the negative pressure drainage storage and discharge device for surgical wounds in the utility model.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and such equivalents also fall within the scope of the appended claims.

The reference numerals and components referred to in the drawings are as follows:

1. closed extension film 2, storage and discharge device 3, tee bend device

4. Silicone tube 5, negative pressure drainage ball 6, single-way device

7. Catheter intermediary device 8, three-way rotary valve 9, three-way cavity

10. Storage and discharge shaft 11, piston 12 and liquid storage cylinder

13. Liquid storage cylinder head end 14, extension membrane storage and discharge shaft end 15, extension membrane body

16. Extending film liquid storage cylinder handle end 17, backflow prevention diaphragm 18, threaded ball body

19. Single-way rotary valve 20, single-way cavity 21 and conduit intermediary device

Embodiment 1 negative pressure drainage stores up row device for surgery wound

Referring to fig. 1-6, fig. 1 is a schematic structural view of the negative pressure drainage storage and discharge device for surgical wounds in the present invention. Fig. 2 is a schematic structural view of a three-way device on the negative pressure drainage storage and discharge device for surgical wounds in the utility model. Fig. 3 is a schematic structural view of the upper storage and discharge device of the negative pressure drainage storage and discharge device for surgical wounds. Fig. 4 is a schematic structural view of a closed extension film on the negative pressure drainage storage and discharge device for surgical wounds. Fig. 5 is a schematic structural view of the negative pressure drainage ball on the negative pressure drainage storage and discharge device for surgical wounds. Fig. 6 is a schematic structural view of a single-way device on the negative pressure drainage storage and discharge device for surgical wounds in the utility model.

The device mainly aims at the problems that the volume of liquid in the negative pressure device is difficult to measure under the condition of negative pressure, the liquid is inconvenient to drain, the repeated liquid drainage is easy to cause catheter-related infection, the workload of clinical nursing personnel is increased by regular conventional operation and the like, and further relates to a detachable, storable, drainable, measurable, infection-preventing, safe, reliable, simple in structure and convenient to operate negative pressure drainage storage and drainage device for surgical wounds, which is used for reducing the iatrogenic infection risk, lightening the workload of the clinical nursing personnel and improving the working efficiency; the device mainly comprises a closed extension membrane 1, a storage and discharge device 2, a three-way device 3, a negative pressure drainage ball 5, a single-way device 6 and 4 silicone tubes 4, wherein one end of the storage and discharge device is connected with the closed extension membrane, the other end of the storage and discharge device is connected with the silicone tubes, the storage and discharge device 2 is used as a power source of the whole negative pressure drainage storage and discharge device, the volume of a liquid storage cylinder body 12 is changed through the reciprocating motion of a storage and discharge shaft 10, the effects of extracting, measuring and discharging wound drainage liquid are achieved, and the closed extension membrane 1 is connected with the storage and discharge device 2 in a sealing mode and used for preventing the storage and discharge device 2 from being polluted due to the repeated use; the other end of the silicone tube 4 is also connected with a three-way device 3, the three-way device 3 is connected with the outlet end of the negative pressure drainage device through the silicone tube, the three-way device 3 can be used as a control pivot for the flow direction of the wound drainage liquid, and the effect of controlling the flow direction of the drainage liquid is achieved by adjusting the direction of the three-way rotary valve 8; the inlet end of the negative pressure drainage ball 5 is also connected with a single-pass device 6, the single-pass device 6 is also connected with a silicone tube 4, and the negative pressure drainage ball 5 can suck the liquid in the wound cavity through negative pressure and store the liquid in the drainage ball for the extraction of the rear-end drainer 2; the single-way device 6 can prevent the drainage liquid in the negative pressure drainage ball 5 from reversely flowing to wound the oral cavity through a one-way conduction structure; and the closed extension film 1, the storage and discharge device 2, the three-way device 3, the negative pressure drainage ball 5, the single-way device 6 and the silicone tube 4 sequentially form the negative pressure drainage storage and discharge device for the whole surgical wound.

Referring to fig. 3, in the present embodiment, the reservoir 2 preferably includes a reservoir shaft 10, a piston 11, a reservoir body 12 and a reservoir head 13. The storage and discharge shaft 10 is connected to a piston 11, and the piston 11 is made of silica gel so as to be matched with the liquid storage cylinder 12 to achieve the effect of sealing and tight assembly; the diameter of the cross section of the head end 13 of the liquid storage cylinder and the diameter of the cross section of the liquid storage cylinder 12 are manufactured according to a certain proportion, and according to an F/S (F/S) formula, the drainage liquid in the liquid storage cylinder 12 can reach larger pressure intensity through the head end 13 of the liquid storage cylinder, so that the drainage liquid in the liquid storage cylinder 12, the three-way cavity 9 and the drainage end silicone tube 4 can be effectively drained, and the effects of accurately setting zero and calculating the volume of the drainage liquid are achieved; the scale on the reservoir barrel 12 is used to measure the volume of the drainage fluid.

Referring to fig. 4, in the present embodiment, the sealed type stretching film 1 preferably includes a stretching film storage and discharge shaft end 14, a stretching film body 15 and a stretching film storage barrel end 16; wherein the inner wall of the extension film storage and discharge shaft end 14 is connected with the handle end of the storage and discharge shaft 10 in a surrounding and sealing way, and the handle end 16 of the extension film liquid storage cylinder is connected with the handle end of the liquid storage cylinder in a sealing way，The arrangement can achieve the effects of overall sealing and preventing the storage and discharge device 2 from being polluted, and the length of the sealed extension film 1 is automatically adjusted along with the reciprocating motion of the storage and discharge shaft 10.

Referring to fig. 5, in the present embodiment, the negative pressure drainage ball 5 preferably includes a threaded ball 18 and a backflow prevention diaphragm 17; the backflow-preventing diaphragm 17 is positioned in the flow guide channel at the wound end of the threaded sphere 18, and when the threaded sphere 18 is elastically deformed, the diaphragm is opened to allow drainage liquid in the wound cavity to pass through; when the deformation is recovered, the diaphragm is closed to block the drainage liquid in the wound cavity from passing through; the surface of the threaded sphere 18 is threaded, so that the friction force on the surface of the sphere is increased, and the medical care personnel can conveniently hold and operate the sphere. .

Referring to fig. 2, in the present embodiment, the three-way device 3 preferably includes a conduit mediating device 7, a three-way rotary valve 8 and a three-way cavity 9, and the conduit mediating device 7 is respectively disposed in the three-way cavity 3; the three-way rotary valve is positioned right above the three-way cavity, the small end surface of the catheter intermediary device 7 is convenient for the silicone tube 4 to be connected to the three-way cavity 9, and the large end surface is of a convex annular structure, so that the silicone tube 4 is convenient to be fastened on the three-way cavity 9; the three-way rotary valve is of a T-shaped structure and respectively controls the flow direction of drainage liquid in the three-way cavity 9, and the arrow on the three-way rotary valve 8 indicates the flow direction of the drainage liquid.

Referring to fig. 6, in the present embodiment, the single-pass device 6 preferably includes a conduit mediating device 21, a single-pass rotary valve 19 and a single-pass cavity 20, and the conduit mediating device is respectively disposed in 2 directions of the single-pass cavity 20; the small end face of the catheter intermediary device 21 is convenient for the silicone tube 4 to be connected to the single-pass cavity 20, and the large end face is of a convex annular structure, so that the silicone tube 4 is convenient to be fastened on the single-pass cavity 20; the one-way rotary valve 19 is of a straight-line structure and controls the flow direction of drainage liquid in the one-way cavity 20.

In this embodiment, preferably, the 4 silicone tubes 4 are respectively located at different positions, wherein 1 silicone tube 4 is fastened at the front end of the one-way device 6 to play a role in draining liquid out of the wound cavity; wherein 2 silicone tubes 4 are respectively connected between the negative pressure drainage ball 5 and the three-way device 3 and between the three-way device 3 and the storage and discharge device 2 so as to achieve the effect of flexible connection; wherein 1 silicone tube 4 is installed in the flowing back end of tee bend device 3, plays drainage liquid and discharges the effect outside the negative pressure drainage storage and discharge device.

The utility model discloses a use method: presetting the utility model discloses initial condition is shown in figure 1. The one-way rotary valve 19 is first rotated to be perpendicular to the one-way chamber 20 to close the one-way device 6. The three-way rotary valve 8 is rotated clockwise, so that the outlet end of the negative pressure drainage ball 5 is communicated with the liquid discharge end of the three-way device 3 and is not communicated with the storage and discharge device 2. The negative pressure drainage ball 5 is pinched tight, the air in the negative pressure drainage ball 5 is emptied to form negative pressure, the three-way rotary valve 8 is rotated to ensure that the outlet end of the negative pressure drainage ball 5 is communicated with the storage and discharge device 2 but not communicated with the liquid discharge end of the three-way device 3, and the one-way rotary valve 19 is rotated to be parallel to the one-way cavity 20 to open the one-way device 6 to suck out the liquid or exudate in the wound. After the single-way device 6 is sealed again, external force is applied to the drainage storage shaft 10 and stretches outwards, so that drainage liquid in the negative pressure drainage ball 5 enters the drainage storage device 2, the volume of the drainage liquid can be measured, negative pressure is formed in the negative pressure drainage ball 5 again, then the direction of the three-way rotary valve is changed, the drainage storage device 2 is communicated with the liquid drainage end of the three-way device 3 and is not communicated with the outlet end of the negative pressure drainage ball 5, and drainage liquid is discharged.

It should be noted that: the utility model has simple structure, convenient combination and simple operation due to the adopted modular design; compared with the existing product, the working load of clinical nursing staff can be reduced, the working efficiency is improved, the iatrogenic infection risk is reduced, the measurement is accurate, and the liquid is effectively discharged; the utility model discloses applicable in need to keep somewhere negative pressure drainage device in most of surgical operations including gynaecology and obstetrics's operation and be used for drainage wound intracavity liquid to promote postoperative recovery and wound healing, consequently, its application is very extensive, does benefit to and uses and promotes.

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 additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a device is stored up in negative pressure drainage for surgical wound, its characterized in that, including closed extension membrane, storage row ware, tee bend device, negative pressure drainage ball, single-pass device and 4 silicone tubes, the one end of storing up the row ware is connected with closed extension membrane, and the other end is connected with the silicone tube, still connects a tee bend device at the other end of silicone tube, just tee bend device be connected with the exit end of negative pressure drainage ball through the silicone tube, its a single-pass device is still connected to the entry end of negative pressure drainage ball, just single-pass device on still be connected with the silicone tube, just closed extension membrane, storage row ware, tee bend device, negative pressure drainage ball, single-pass device and silicone tube constitute whole device is stored up to device is stored up in negative pressure drainage for surgical wound in proper order.

2. The negative pressure drainage and storage device for surgical wounds according to claim 1, wherein the storage and discharge device comprises a storage and discharge shaft, a piston, a liquid storage cylinder body and a liquid storage cylinder head end, the storage and discharge shaft is connected to the piston, and the storage and discharge shaft is positioned in the liquid storage cylinder body and is movably connected with the liquid storage cylinder body up and down.

3. The negative pressure drainage and storage device for surgical wounds is characterized in that the closed extension film comprises a extension film storage and discharge shaft end, an extension film body and a extension film storage cylinder handle end; the extension film storage and discharge shaft end inner wall and the storage and discharge shaft handle end are in end-to-end closed connection, the extension film liquid storage cylinder handle end and the liquid storage cylinder handle end are in closed connection, and the length of the closed extension film can be automatically adjusted along with the reciprocating motion of the storage and discharge shaft.

4. The negative pressure drainage and drainage device for surgical wounds according to claim 1, wherein the negative pressure drainage ball comprises a threaded ball body and a backflow prevention diaphragm; and the backflow-preventing diaphragm is positioned in the flow guide channel at the near wound end of the threaded sphere.

5. The negative pressure drainage and storage device for surgical wounds according to claim 1, wherein the three-way device comprises a catheter intermediary device, a three-way rotary valve and a three-way cavity, and the catheter intermediary device is respectively arranged in 3 directions of the three-way cavity; the three-way rotary valve is positioned right above the three-way cavity and is of a T-shaped structure, the flow directions of drainage liquid in the three-way cavity are respectively controlled, and the arrow on the three-way rotary valve indicates the flow direction of the drainage liquid.

6. The negative pressure drainage and drainage device for surgical wounds according to claim 1, wherein the single-pass device comprises a catheter intermediary device, a single-pass rotary valve and a single-pass cavity, and the catheter intermediary device is respectively arranged in 2 directions of the single-pass cavity; the single-way rotary valve is positioned right above the single-way cavity and is of a linear structure, and the flow direction of drainage liquid in the single-way cavity is controlled.

7. The negative pressure drainage storing and discharging device for the surgical wounds is characterized in that the silicone tube is respectively connected between the negative pressure drainage ball and the three-way device and between the three-way device and the storing and discharging device; and the front end is fastened on the single-way device and the liquid discharge end is arranged on the three-way device.