CN220276018U - Closed negative pressure flushing suction device - Google Patents

Abstract

The utility model is provided with a negative pressure treatment component, a dressing component and a connecting pipe for connecting the negative pressure treatment component and the dressing component so as to realize negative pressure flushing suction treatment; the connecting pipe is of a double-layer structure and comprises a drainage pipe with two open ends and a flushing pipe with two closed ends, wherein the two closed ends of the flushing pipe are coated on the outer side of the drainage pipe, after entering a wound, the top end opening of the drainage pipe adsorbs wound surface seepage and necrotic substances, flushing holes in the side wall of the pipe body of the flushing pipe are used for flushing and cleaning the wound, the flushing liquid is used for flushing liquid supplies in the two side areas, the adsorption efficiency of the drainage pipe is improved, and meanwhile, the pressure of the flushing liquid on the flushing hole on the flushing pipe is different from that of the flushing liquid on the flushing pipe without the flushing hole on the drainage pipe, so that the drainage pipe can be prevented from being blocked by necrotic substances with a certain size; the negative pressure treatment environment can be ensured to be formed by the dressing negative pressure film, the auxiliary injection head and the placement hole negative pressure film, the defects of easy leakage, improper pipeline arrangement and the like are overcome, meanwhile, the strong antibacterial drainage function is good, and the flushing and sucking speed and effect are improved.

Description

Closed negative pressure flushing suction device

Technical Field

The utility model belongs to the technical field of medical auxiliary instruments, and particularly relates to a closed negative pressure flushing suction device.

Background

In clinic, especially in departments such as orthopaedics, general surgery and burn department, there are large-area difficultly healed wounds on the body surface of an inpatient, in the prior art, medical staff often use negative pressure drainage materials to conduct negative pressure suction treatment on the wounds of the patient, and the wound negative pressure treatment technology is a new method for accelerating wound healing in recent years, and has been applied to a series of difficultly healed wounds, including acute, chronic and infectious wounds. The technology not only enhances the drainage effect of the wound surface of the wound, but also can obviously accelerate the closure of an infection cavity gap, promote the wound healing, effectively prevent the infection, relieve the pain of patients and reduce the workload of medical staff. In the existing negative pressure treatment process, on the basis of not removing dressing, the wound flushing, the liquid medicine instilling and the negative pressure treatment are effectively combined, the treatment pipeline can be conveniently replaced when a patient changes, cross infection is avoided, the negative pressure treatment device becomes the research and development direction of the existing negative pressure treatment device, the risk can be remarkably reduced, the treatment cost of the patient is reduced, the workload of medical staff is reduced, and the working efficiency is improved.

Disclosure of Invention

Aiming at the prior problems, the utility model provides a closed negative pressure flushing suction device which has scientific and reasonable structural design, overcomes the defects of easy leakage, improper pipeline arrangement and the like in the prior art, has good antibacterial strong drainage effect, and can improve the flushing suction speed and effect.

In order to achieve the above-mentioned purpose, the present utility model provides a closed negative pressure irrigation suction device, which comprises a negative pressure treatment component, a dressing component and a plurality of connecting pipes for connecting the negative pressure treatment component and the dressing component; the dressing assembly is used for covering a wound and comprises a medical dressing, a plurality of placement holes penetrating through the medical dressing and a dressing negative pressure film covering the medical dressing, wherein the number of the placement holes is the same as that of the connecting pipes; the utility model discloses a connecting pipe, including connecting pipe, auxiliary injection head, connecting pipe body, connecting pipe one end is provided with an auxiliary injection head, be provided with a settling hole negative pressure pad pasting on the auxiliary injection head, connecting pipe body is double-deck tubular construction, including a drainage tube and a wash pipe, the drainage tube is a both ends open-ended hose, the cladding is sealed at wash pipe both ends is in the drainage tube outside, it is kept away from the one end of auxiliary injection head is provided with a branch opening, set up on the wash pipe auxiliary injection head's one end is kept away from evenly have a plurality of wash holes on the body of branch opening one side.

Further, negative pressure treatment subassembly includes negative pressure pump, liquid collecting bottle, liquid medicine flushing source and drive controller, the negative pressure pump is used for controlling the drainage tube adsorbs the wound hydrops, the liquid collecting bottle is used for collecting the wound hydrops, the liquid medicine flushing source with the flushing pipe is connected for provide the flushing liquid medicine for the wound, drive controller with negative pressure pump and liquid medicine flushing source are connected.

Further, an auxiliary padding is arranged between the medical dressing and the wound.

Further, the auxiliary padding is oil gauze.

Further, the placement hole is inclined through the medical dressing at an angle of 30 ° to 45 °.

Further, a guide tube is arranged in the placement hole.

Further, the medical dressing is a weak foam material with a three-dimensional intercommunication mesh structure.

Furthermore, the dressing negative pressure film and the placement hole negative pressure film are both polyurethane semipermeable films with acrylate mucilage glue.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a closed negative pressure irrigation suction device, which is provided with a negative pressure treatment component, a dressing component and a connecting pipe for connecting the negative pressure treatment component and the dressing component, and is used for carrying out negative pressure irrigation suction treatment on wounds; the connecting pipe with the double-layer structure comprises a drainage pipe with two open ends and a flushing pipe with two closed ends, wherein the two closed ends are coated on the outer side of the drainage pipe, after the connecting pipe enters a wound, the opening at the top end of the drainage pipe is subjected to adsorption treatment of wound surface seepage and necrotic substances, the flushing pipe provides flushing liquid medicine for flushing and cleaning the wound through flushing holes on the side wall of the pipe body, the flushing liquid medicine can be used for flushing liquid supplies in the two side areas in different treatment direction areas, so that the wound surface seepage and necrotic substances are concentrated to the adsorption area at the top end of the drainage pipe, the adsorption efficiency of the drainage pipe is improved, and meanwhile, the pressure of flushing liquid medicine at the flushing holes on the flushing pipe and the flushing liquid medicine at the positions without flushing holes is different from that of the drainage pipe, so that the necrotic substances with a certain size can be prevented from blocking the drainage pipe; the negative pressure treatment environment can be ensured to be formed by the dressing negative pressure film, the auxiliary injection head and the placement hole negative pressure film, the defects of easy leakage, improper pipeline arrangement and the like are overcome, meanwhile, the strong antibacterial drainage function is good, and the flushing and sucking speed and effect are improved.

Drawings

FIG. 1 is a schematic diagram of a closed negative pressure flushing suction device according to the present utility model;

fig. 2 is a schematic structural view of a connecting pipe according to the present utility model.

In the figure: the device comprises a 1-negative pressure treatment assembly, a 2-medical dressing, a 3-dressing negative pressure film, a 4-auxiliary injection head, a 5-connecting pipe, a 6-placement hole negative pressure film, a 7-drainage pipe, an 8-flushing pipe, a 9-branch opening and a 10-flushing hole.

Detailed Description

For a further detailed description of the utility model, reference is made to the accompanying drawings. It is specifically intended that the embodiments described below are only some, but not all, embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the present embodiment provides a closed negative pressure irrigation suction device, which includes a negative pressure treatment assembly 1, a dressing assembly, and a plurality of connection pipes 5 for connecting the negative pressure treatment assembly 1 and the dressing assembly.

The negative pressure treatment assembly 1 comprises a negative pressure pump, a liquid collecting bottle, a liquid medicine flushing source and a driving controller, wherein the negative pressure pump is used for controlling the drainage tube 7 to adsorb wound effusion to form a treatment environment of complete negative pressure closed cycle, the liquid collecting bottle is used for collecting the wound effusion, the liquid medicine flushing source is connected with the flushing tube 8 and used for providing flushing liquid medicine for a wound, and the driving controller is connected with the negative pressure pump and the liquid medicine flushing source.

The dressing assembly is used for covering a wound and comprises a medical dressing 2, a plurality of placement holes penetrating through the medical dressing 2, a dressing negative pressure adhesive film 3 covering the medical dressing 2 and an auxiliary padding, in the embodiment, the medical dressing 2 is a soft and weak foam material with a three-dimensional intercommunicating mesh structure, and can be trimmed according to the shape of the surface of the wound so as to cover the wound to the greatest extent and not press the periphery of the wound, and the soft foam material cannot be dehydrated, dried and hardened due to negative pressure suction in the use process, so that the compression stimulation to the wound surface and the surrounding skin of a patient is avoided, the pain of the patient is reduced, and the wound surface is not required to be flushed or disabled even if the exudation of the wound surface is reduced, so that the success rate of skin grafting is greatly improved; the placement holes penetrate through the medical dressing 2 in an inclined manner, the inclination angle of the placement holes is 30-45 degrees, a guide pipe is arranged in the placement holes and is used for assisting in adjusting the orientation of the connecting pipes 5, the number of the placement holes is usually one, the placement holes can be increased or decreased according to the size of a wound, and the number of the placement holes is the same as the number of the connecting pipes 5; the dressing negative pressure film 3 is used for sticking and sealing the medical dressing 2 at a wound, and is used for assisting in forming a complete negative pressure closed cycle treatment environment, and the dressing negative pressure film 3 can be a polyurethane semipermeable film with acrylate adhesive; the auxiliary padding is arranged between the medical dressing 2 and the wound to avoid the pollution of the dressing or the adhesion between the medical dressing 2 and the skin grafting, and the auxiliary padding can adopt an oil gauze connecting pipe 5;

referring to fig. 2, an auxiliary injection head 4 is disposed at one end of the connection tube 5, for assisting the connection tube 5 to be inserted into the medical dressing 2 to reach the wound; the auxiliary injection head 4 is provided with a placement hole negative pressure film 6 for sealing and pasting the placement hole, and forming an auxiliary negative pressure treatment environment, wherein the placement hole negative pressure film 6 can be a polyurethane semipermeable film with acrylate adhesive; the connecting pipe 5 is of a double-layer pipe structure and comprises a drainage pipe 7 and a flushing pipe 8, wherein the drainage pipe 7 is a hose with openings at two ends, one end of the hose stretches into a wound, and the other end of the hose is connected with the liquid collecting bottle and is used for adsorbing and leading out wound seepage and necrotic substances under the action of the negative pressure pump; the two ends of the flushing pipe 8 are sealed and coated on the outer side of the drainage pipe 7, one end of the flushing pipe 8, which is far away from the auxiliary injection head 4, is provided with a branch opening 9 and is connected with the liquid medicine flushing source, the pipe body, which is arranged on the flushing pipe 8, at one end of the auxiliary injection head 4, which is far away from one side of the branch opening 9 enters a wound, and a plurality of flushing holes 10 uniformly penetrate through the outer wall of the pipe body to provide flushing liquid medicine with the effects of diminishing inflammation and the like into the wound; because the opening of the drainage tube 7 for adsorption is positioned at the top end, the flushing hole 10 for flushing the flushing tube 8 is positioned on the side wall of the tube body, so that the difference between the direction area of the adsorption of the drainage tube 7 and the direction area of the flushing tube 8 for flushing with flushing liquid medicine can be ensured, the liquid supply flushing of the two side areas can be realized by using the flushing liquid medicine, so that wound surface seepage and necrotic materials are concentrated to the adsorption area at the top end of the drainage tube 7, and the adsorption and flushing efficiency is ensured; meanwhile, the pressure of the flushing liquid at the flushing hole 10 on the flushing pipe 8 is different from that of the flushing liquid at the flushing hole 10 without flushing, so that the blockage of the drainage pipe 7 by necrotic substances with a certain size can be avoided. In the present embodiment, the foregoing is merely illustrative, and is not intended to limit the scope of the present application.

The utility model provides a closed negative pressure irrigation suction device, which is provided with a negative pressure treatment component, a dressing component and a connecting pipe for connecting the negative pressure treatment component and the dressing component, and is used for carrying out negative pressure irrigation suction treatment on wounds; the connecting pipe with the double-layer structure comprises a drainage pipe with two open ends and a flushing pipe with two closed ends, wherein the two closed ends are coated on the outer side of the drainage pipe, after the connecting pipe enters a wound, the opening at the top end of the drainage pipe is subjected to adsorption treatment of wound surface seepage and necrotic substances, the flushing pipe provides flushing liquid medicine for flushing and cleaning the wound through flushing holes on the side wall of the pipe body, the flushing liquid medicine can be used for flushing liquid supplies in the two side areas in different treatment direction areas, so that the wound surface seepage and necrotic substances are concentrated to the adsorption area at the top end of the drainage pipe, the adsorption efficiency of the drainage pipe is improved, and meanwhile, the pressure of flushing liquid medicine at the flushing holes on the flushing pipe and the flushing liquid medicine at the positions without flushing holes is different from that of the drainage pipe, so that the necrotic substances with a certain size can be prevented from blocking the drainage pipe; the negative pressure treatment environment can be ensured to be formed by the dressing negative pressure film, the auxiliary injection head and the placement hole negative pressure film, the defects of easy leakage, improper pipeline arrangement and the like are overcome, meanwhile, the strong antibacterial drainage function is good, and the flushing and sucking speed and effect are improved.

The above-disclosed embodiments are merely illustrative of the present utility model and are not intended to limit the scope of the utility model, which is defined by the appended claims.

The scope of the utility model should be determined by the scope of the claims. It will be apparent to those skilled in the art that various modifications and variations can be made in the present utility model without departing from the spirit or scope of the utility model, and these should also be considered as falling within the scope of the utility model.

Claims (8)

1. The closed negative pressure flushing suction device is characterized by comprising a negative pressure treatment assembly, a dressing assembly and a plurality of connecting pipes for connecting the negative pressure treatment assembly and the dressing assembly; the dressing assembly is used for covering a wound and comprises a medical dressing, a plurality of placement holes penetrating through the medical dressing and a dressing negative pressure film covering the medical dressing, wherein the number of the placement holes is the same as that of the connecting pipes; the utility model discloses a connecting pipe, including connecting pipe, auxiliary injection head, connecting pipe body, connecting pipe one end is provided with an auxiliary injection head, be provided with a settling hole negative pressure pad pasting on the auxiliary injection head, connecting pipe body is double-deck tubular construction, including a drainage tube and a wash pipe, the drainage tube is a both ends open-ended hose, the cladding is sealed at wash pipe both ends is in the drainage tube outside, it is kept away from the one end of auxiliary injection head is provided with a branch opening, set up on the wash pipe auxiliary injection head's one end is kept away from evenly have a plurality of wash holes on the body of branch opening one side.

2. The closed negative pressure irrigation and aspiration device according to claim 1, wherein the negative pressure treatment assembly comprises a negative pressure pump, a liquid collection bottle, a liquid medicine irrigation source and a driving controller, wherein the negative pressure pump is used for controlling the drainage tube to absorb wound effusion, the liquid collection bottle is used for collecting wound effusion, the liquid medicine irrigation source is connected with the irrigation tube and used for providing irrigation liquid medicine for a wound, and the driving controller is connected with the negative pressure pump and the liquid medicine irrigation source.

3. The closed negative pressure irrigation and aspiration device of claim 1, wherein an auxiliary padding is further disposed between the medical dressing and the wound.

4. A closed negative pressure irrigation suction arrangement as claimed in claim 3, wherein the auxiliary padding is oil gauze.

5. The negative pressure irrigation and aspiration device of claim 1, wherein the placement hole is inclined through the medical dressing at an angle of 30 ° to 45 °.

6. The apparatus of claim 1, wherein a guide tube is disposed in the mounting hole.

7. The closed negative pressure irrigation and aspiration device according to claim 1, wherein the medical dressing is a weak foam material with a three-dimensional intercommunicating mesh structure.

8. The closed negative pressure flushing suction device of claim 1, wherein the dressing negative pressure film and the placement hole negative pressure film are both polyurethane semipermeable films with acrylate adhesives.