CN209916821U

CN209916821U - Portable pressure-adjustable continuous negative pressure suction device for refractory wound surface

Info

Publication number: CN209916821U
Application number: CN201920347239.4U
Authority: CN
Inventors: 张寅�; 胡大玲
Original assignee: Sir Run Run Hospital Nanjing Medical University
Current assignee: Sir Run Run Hospital Nanjing Medical University
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-10
Anticipated expiration: 2029-03-19

Abstract

The utility model belongs to the technical field of medical instrument, a portable adjustable pressure of refractory surface of a wound lasts negative pressure suction device is provided, include: inhale liquid box and dressing portion, but be equipped with the negative pressure bottle of drainage bottle and automatically regulated negative pressure in inhaling the liquid box, the drainage bottle with the air duct intercommunication through invering the U type between the negative pressure bottle, the drainage bottle pass through the drainage tube with dressing portion intercommunication, the air duct port with the drainage tube port all sets up the top of drainage bottle. The utility model can automatically adjust the pressure in the drainage bottle through the negative pressure bottle capable of automatically adjusting the negative pressure, thereby maintaining the smoothness of drainage, reducing the tissue reaction of the wound surface by the formed tissue internal fixation effect, reducing the tissue exudation and obviously shortening the exudation period; meanwhile, the sustained negative pressure is kept, so that each layer of the wound wall can be tightly attached, the blood flow of the wound surface is increased, the microcirculation is improved, the proliferation capacity of cells in the tissue is improved, the growth of granulation tissue is promoted, and the healing of the wound surface is accelerated.

Description

Portable pressure-adjustable continuous negative pressure suction device for refractory wound surface

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to portable adjustable pressure of refractory surface of a wound lasts negative pressure suction device.

Background

The negative pressure sealing drainage technology (VSD) is a brand new treatment method that VSD dressing is adopted to cover or fill the wound surface with skin and soft tissue defects, and then a biological semipermeable membrane is used for sealing to form a sealed space, a negative pressure source is connected, and the wound surface healing is promoted through controllable negative pressure. At present, the negative pressure closed drainage device is mainly used in a wound stoma outpatient service and a ward of a large hospital, an import VSD is mostly adopted, VSD dressing, a built-in hard drainage catheter and a semi-permeable pasting film form, a negative pressure source is mostly a central negative pressure or an electric suction device of the hospital, the drainage device is expensive, the cost of patients is increased, and the clinical popularization and application are limited to a certain extent. On the other hand, the negative pressure source is special, which is inconvenient for families or nursing institutions to use, increases the times of patients going to and from hospitals, and is inconvenient for medical care and carrying during out consultation. The central negative pressure or the electric suction apparatus manually adjusts the negative pressure, and is complicated to operate and inconvenient for clinical operation because the negative pressure control is not flexible enough when the intermittent negative pressure suction treatment is needed for pressure sores and the like.

The patent publication No. CN 109432517A discloses a portable negative pressure liquid suction device, wherein a negative pressure main machine can be combined with a liquid storage auxiliary machine or a cleaning auxiliary machine or the combination of the three machines. The liquid storage auxiliary machine is a disposable article and can be discarded after being used, and the negative pressure main machine and the cleaning auxiliary machine can be used for multiple times. The portable negative pressure liquid suction device is convenient to use and carry, can be used in a combined manner, and is flexible and mobile; low cost and convenient popularization and use.

However, the existing portable negative pressure suction device has the defects of large volume and inconvenient carrying; or the medicine can be used only once, the cost is high, the patient can not bear the medicine, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a portable adjustable pressure of refractory surface of a wound lasts negative pressure suction device to portable can inhale the sepage to refractory surface of a wound, and suitable pressure can be adjusted according to the condition to the negative pressure bottle, attracts the sepage to get into the drainage bottle.

The utility model provides a pair of portable adjustable pressure of refractory surface of a wound lasts negative pressure suction device, include: inhale liquid box and dressing portion, but be equipped with the negative pressure bottle of drainage bottle and automatically regulated negative pressure in inhaling the liquid box, the drainage bottle with the air duct intercommunication through invering the U type between the negative pressure bottle, the drainage bottle pass through the drainage tube with dressing portion intercommunication, the air duct port with the drainage tube port all sets up the top of drainage bottle.

Optionally, one end of the drainage tube close to the dressing portion is provided with a flat drainage tube opening, and the dressing portion is arranged at the flat drainage tube opening.

Optionally, the dressing portion comprises a sterile transparent adhesive film arranged on the upper surface of the flat drainage tube opening and foam arranged on the lower surface of the flat drainage tube opening, and wound surface sterile dressing is absorbed in the foam.

Optionally, an arc-shaped clamping device with a downward opening is arranged below the foam.

Optionally, a detachable self-adhesive elastic bandage is further arranged on the sterile transparent film.

Optionally, a handle is arranged above the liquid suction box.

Optionally, a detachable belt or a detachable shoulder strap is arranged on the outer side of the liquid suction box.

The technical effects of the utility model:

1. the portable pressure-adjustable continuous negative pressure suction device for refractory wound surfaces can automatically adjust the pressure in the drainage bottle through the negative pressure bottle capable of automatically adjusting the negative pressure, so that the smoothness of drainage can be maintained, the formed tissue internal fixation reduces the tissue reaction of the wound surface, the tissue exudation is reduced, and the exudation period is obviously shortened; meanwhile, the sustained negative pressure is kept, so that each layer of the wound wall can be tightly attached, the blood flow of the wound surface is increased, the microcirculation is improved, the proliferation capacity of cells in the tissue is improved, the growth of granulation tissue is promoted, and the healing of the wound surface is accelerated.

2. The utility model discloses an imbibition box has the handle outward, conveniently carries, still is equipped with detachable waistband or braces simultaneously, also portable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to an embodiment of the present invention;

fig. 2 is a partially enlarged view of a portion a of the portable pressure-adjustable continuous vacuum suction device for refractory wounds shown in fig. 1.

Reference numerals:

a pipette tip-1; a negative pressure bottle-2; a drainage bottle-3; a gas guide tube-4; a drainage tube-5; a flat drainage tube mouth-6;

a dressing portion-7; sterile transparent film-8; foam-9; sterile dressing for wound surface-10; a clamping device-11;

a handle-12; waistband-13;

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Fig. 1 is a schematic structural view of a portable pressure-adjustable continuous vacuum suction device for refractory wounds according to an embodiment of the present invention. Referring to fig. 2, an embodiment of the present invention provides a portable adjustable pressure continuous vacuum suction device for refractory wound, including: inhale liquid box 1 and dressing portion 7, but be equipped with drainage bottle 3 and the negative pressure bottle 2 of automatically regulated negative pressure in inhaling liquid box 1, drainage bottle 3 with the air duct 4 intercommunication through invering the U type between the negative pressure bottle 2, drainage bottle 3 pass through drainage tube 5 with dressing portion 7 intercommunication, air duct 4 port with 5 ports of drainage tube all set up the top of drainage bottle 3.

The portable pressure-adjustable continuous negative pressure suction device for refractory wound surfaces automatically adjusts the pressure in the drainage bottle 3 through the negative pressure bottle 2 capable of automatically adjusting the negative pressure, so that the smoothness of drainage can be maintained, the formed tissue internal fixation action reduces the tissue reaction of the wound surface, the tissue exudation is reduced, and the exudation period is obviously shortened; meanwhile, the sustained negative pressure is kept, so that each layer of the wound wall can be tightly attached, the blood flow of the wound surface is increased, the microcirculation is improved, the proliferation capacity of cells in the tissue is improved, the growth of granulation tissue is promoted, and the healing of the wound surface is accelerated.

Fig. 2 is a partially enlarged view of a portion a of the portable pressure-adjustable continuous vacuum suction device for refractory wounds shown in fig. 1. Referring to fig. 2, one end of the drainage tube 5 close to the dressing part 7 is provided with a flat drainage tube opening 6, and the dressing part 7 is arranged at the flat drainage tube opening 6.

Referring to fig. 2, the dressing portion 7 includes a sterile transparent adhesive film 8 disposed on the upper surface of the flat drainage tube opening 6 and a foam 9 disposed on the lower surface of the flat drainage tube opening 6, and a wound surface sterile dressing 10 is absorbed in the foam 9.

Referring to fig. 2, an arc-shaped blocking device 11 with a downward opening is arranged below the foam 9. This allows the dressing portion 7 to be fixed to the skin around the wound surface during treatment of the wound surface.

The sterile transparent film 8 is also provided with a detachable self-adhesive elastic bandage.

In order to avoid the dressing portion 7 from falling off during wound treatment, a detachable self-adhesive elastic bandage is further arranged on the sterile transparent sticking film 8 and is in contact connection with the skin around the wound, so that the dressing portion 7 can be in stable contact with the wound.

Referring to fig. 1, a handle 12 is arranged above the liquid suction box 1. Is more convenient to carry.

Referring to fig. 1, a detachable belt 13 or a strap (not shown) is provided outside the liquid suction box 1. Therefore, the user can conveniently tie on the waist or back on the shoulder when using the waist support, and hands are liberated.

The utility model discloses a there is handle 12 outside the imbibition box 1, conveniently carries, still is equipped with detachable waistband 13 or braces simultaneously, also portable.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a portable adjustable pressure of refractory surface of a wound lasts negative pressure suction device which characterized in that includes: inhale liquid box and dressing portion, but be equipped with the negative pressure bottle of drainage bottle and automatically regulated negative pressure in inhaling the liquid box, the drainage bottle with the air duct intercommunication through invering the U type between the negative pressure bottle, the drainage bottle pass through the drainage tube with dressing portion intercommunication, the air duct port with the drainage tube port all sets up the top of drainage bottle.

2. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to claim 1, wherein a flat drainage tube opening is provided at one end of the drainage tube close to the dressing portion, and the dressing portion is provided at the flat drainage tube opening.

3. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds, according to claim 2, wherein the dressing portion comprises a sterile transparent adhesive film disposed on the upper surface of the flat drainage tube opening and foam disposed on the lower surface of the flat drainage tube opening, and the foam absorbs wound sterile dressing.

4. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to claim 3, wherein an arc-shaped retaining device with a downward opening is arranged below the foam.

5. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to claim 3, wherein the sterile transparent film is further provided with a detachable self-adhesive elastic bandage.

6. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to any one of claims 1 to 5, characterized in that a handle is arranged above the liquid suction box.

7. The portable pressure-adjustable continuous negative pressure suction device for refractory wounds according to any one of claims 1 to 5, wherein a detachable belt or a detachable harness is arranged outside the liquid suction box.