CN215608032U - Negative pressure wound drainage device - Google Patents

Abstract

The utility model discloses a negative pressure wound drainage device, which comprises a negative pressure drainage device, a drainage bottle, a drainage tube, an exhaust tube, a liquid suction device, a dressing bag, a filter and an anti-loosening assembly, wherein the drainage bottle is arranged in the wound; the dressing package is laid at the wound, and the dressing package has seted up first drainage hole, and the one end of drainage tube is connected with the aspirator, and the aspirator stretches into in the wound from first drainage hole department, and in the other end of drainage tube stretched into the drainage bottle, the bottleneck department of drainage bottle was located to the filter seal, and in the one end of exhaust tube stretched into the filter, the other end was connected with the end of breathing in of negative pressure drainage ware, and the part of locking take-off subassembly is pressed and is covered on the dressing package, and the rest of locking take-off subassembly is pressed and is covered around the wound. This wound negative pressure drainage device, aspirator, negative pressure drainage ware and drainage bottle cooperate, can be continuously with the intraoral sepage of wound into the drainage bottle in, the filter can avoid dirty air through the negative pressure drainage ware, and the anti-loosening subassembly can avoid the drainage tube to follow the slippage of wound, and then improves the drainage quality.

Description

Negative pressure wound drainage device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a negative pressure wound drainage device.

Background

Wound drainage is an important component in the surgical treatment process, most of the surgical drainage needs to place a drainage tube in a patient body after an operation to ensure the healing of the wound after suture, the surgical drainage can effectively prevent infection, so that pus or exudate in the wound can be effectively led out in time, surgical infection caused by the exudate and the pus can be relieved or eliminated, the effective drainage can eliminate the oppression of the liquid to the tissue, the inflammation or the digestion to the tissue is relieved, and serious consequences such as tissue necrosis and the like are avoided.

Wound drainage adopts drainage tube and drainage bottle matched with mode among the prior art mostly, and the sepage relies on gravity to flow in the drainage bottle automatically, and this mode exists following not enough:

1. the seepage drainage is incomplete, and a small amount of seepage remains in the body of a patient, so that the healing of the wound is affected.

2. The feed liquor end of drainage tube is put in the wound, adopts many sticky tapes to fix, and the sticky tape that needs this moment is more, glues many sticky tapes on skin and can bring stronger uncomfortable sense for the patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a negative pressure wound drainage device to improve the drainage effect of exudate and reduce the discomfort of a patient.

In order to achieve the purpose, the utility model provides a negative pressure wound drainage device, which comprises a negative pressure drainage device, a drainage bottle, a drainage tube, an exhaust tube, a liquid suction device, a dressing bag, a filter and an anti-loosening assembly, wherein the drainage bottle is arranged in the wound;

the dressing package is used for laying at the wound, and first drainage hole has been seted up in the centre of dressing package, the one end of drainage tube is connected with the aspirator, the aspirator stretches into in the wound and absorbs wound intraoral sepage from first drainage hole department, the other end of drainage tube stretches into in the drainage bottle after passing the filter, the bottleneck department of drainage bottle is located to the sealed lid of filter, the one end of exhaust tube stretches into in the filter from the center of the upper surface of filter, the other end of exhaust tube is connected with the suction end of negative pressure drainage ware, the part of locking take off subassembly is pressed and is covered at the dressing package, and the rest of locking take off subassembly is pressed and is covered around the wound.

Above-mentioned wound negative pressure drainage device through setting up aspirator, negative pressure drainage ware and drainage bottle, can be continuously with the intraoral sepage of wound in discharging the drainage bottle, can avoid dirty air through the negative pressure drainage ware through setting up the filter, sets up the locking subassembly of taking off and can avoid the drainage tube to follow the slippage of wound, and then improves the drainage quality.

In the above technical solution, the present invention may be further modified as follows.

Preferably, the aspirator comprises a first tube body and a second tube body, wherein one end of the second tube body is sleeved in the first tube body in a damping sliding telescopic manner.

Preferably, liquid inlet holes are uniformly distributed on the pipe walls of the second pipe body and the first pipe body.

Preferably, the end of the second pipe body located outside the first pipe body is an arc end.

Preferably, the locking subassembly that takes off includes fixed band and many fixed subsides, and one side subsides of many fixed adhesive surface are established on dressing package, and the opposite side subsides of fixed adhesive surface are established on skin, the main part of fixed band has the second drainage hole of wearing to establish the drainage tube, and the one end of fixed band has the magic tape hair side body, and the other end of fixed band has the magic tape hook face body, the fixed band is around the wound winding and is connected with the magic tape hook face body cooperation through the magic tape hair side body.

Preferably, each fixing paste is provided with an expansion joint.

Preferably, the back adhesive surface of the fixing paste is provided with a paste for connecting the fixing belt.

Preferably, the drainage tube is a sterile silicone tube, and the diameter of the drainage tube is between 2 and 3 mm.

Preferably, a flow rate regulator is arranged on the drainage tube.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below.

Fig. 1 is a schematic structural diagram of a negative pressure wound drainage device according to an embodiment of the present invention;

figure 2 is a schematic view of the combination of the aspirator, dressing pack and anti-loosening assembly of figure 1.

In the drawings, there is shown in the drawings,

the negative pressure drainage device comprises a negative pressure drainage device 1, a drainage bottle 2, a drainage tube 3, an exhaust tube 4, a liquid suction device 5, a first tube body 51, a second tube body 52, a liquid inlet hole 53, a dressing bag 6, a filter 7, a fixing patch 8, an expansion joint 81, a fixing belt 9 and a flow rate regulator 10.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

Referring to fig. 1 and 2, the present embodiment provides a negative pressure wound drainage device, which includes a negative pressure drainage device 1, a drainage bottle 2, a drainage tube 3, an air exhaust tube 4, a liquid suction device 5, a dressing bag 6, a filter 7, and an anti-loose assembly.

As shown in fig. 1, the dressing bag 6 is used for laying at the wound, the dressing bag 6 is preferably a Mei Pi kang pressure reducing foam dressing imbibition plaster, the dressing bag 6 can relieve shearing force, redisperse pressure, reduce friction and prevent imbibition, a first drainage hole is arranged in the middle of the dressing bag 6, one end of the drainage tube 3 is connected with a liquid aspirator 5, the liquid aspirator 5 extends into the wound from the first drainage hole and aspirates the imbibition in the wound, the other end of the drainage tube 3 passes through the filter 7 and then extends into the drainage bottle 2, the aperture of the first drainage hole is smaller than the drainage tube 3, so that the drainage tube 3 is closely matched with the first drainage hole.

As shown in fig. 1, the sealing cover of the filter 7 is arranged at the bottleneck of the drainage bottle 2, one end of the exhaust tube 4 extends into the filter 7 from the center of the upper surface of the filter 7, and the other end of the exhaust tube 4 is connected with the air suction end of the negative pressure drainage device 1.

In this embodiment, drainage bottle 2 has built-in antiseptic solution, filter 7 locates the cap of 2 bottles of drainage bottle and fills the filter pulp in the cap including sealed lid, the air inlet has been seted up to the lower extreme of cap body, drainage tube 3's flowing back end runs through the antiseptic solution that filter 7 immerged drainage bottle 2, at this moment, the sepage from drainage bottle 2 exhaust is direct to mix with the antiseptic solution, and the air of drainage bottle 2 then inputs negative pressure drainage ware 1 after filter 7 filters, the pressure that has realized in the drainage bottle 2 is less than the outer pressure of drainage bottle 2.

In the embodiment, the negative pressure drainage device 1 can be adjusted to maintain the pressure in the drainage bottle 2 between 19KPa and 21KPa, so as to achieve the effect of continuous drainage.

As shown in fig. 1, the part of locking take off subassembly is pressed and is covered at dressing package 6, the remaining part of locking take off subassembly is pressed and is covered around the wound, locking take off subassembly includes fixed band 9 and many fixed subsides 8, one side subsides of many fixed 8 adhesive surface of pasting are established on dressing package 6, the opposite side subsides of fixed 8 adhesive surface of pasting are established on skin, the main part of fixed band 9 has the second drainage hole of wearing to establish drainage tube 3, the one end of fixed band 9 has the magic tape hair side body, the other end of fixed band 9 has the magic tape hook face body, fixed band 9 is connected with the cooperation of magic tape hook face body around the wound winding and through the magic tape hair side body, the gum side of fixed tape 8 is provided with the subsides of glue that are used for connecting fixed band 9.

In this embodiment, when the quantity of the fixed pastes 8 can satisfy the human fine motion, the dressing package 6 does not deviate from the wound can, generally select two or three fixed pastes 8, and the gum surface of the fixed paste 8 sets up the sticker, can make the fixed paste 8 and the fixed band 9 link into an integrated entity.

In this embodiment, the fixing strap 9 can be selected according to the position of the wound, for example, the position of the wound is on the arm or leg, the fixing strap 9 can be wound on the corresponding position, for example, when the position of the wound is on the abdomen or chest, the fixing strap 9 can be in a loop structure, a small amount of adhesive tape contacting with the skin is arranged on the outer loop of the fixing strap 9, and the inner loop of the fixing strap 9 directly presses against the fixing sticker 8.

In this embodiment, all seted up expansion joint 81 on many fixed subsides 8, expansion joint 81 is the strip structure, sets up the expansion performance of expansion joint 81 multiplicable fixed subsides 8, and then the contraction and the expansion of adaptation wound skin avoid dressing package 6 to shift.

In this embodiment, the aspirator 5 includes first body 51 and second body 52, and the flexible endotheca of one end of second body 52 damping slip is in first body 51, and medical personnel can adjust the length of aspirator 5 according to the degree of depth of wound with the wound adaptation of the different degree of depth. Liquid inlet holes 53 are uniformly distributed on the pipe walls of the second pipe body 52 and the first pipe body 51, seepage enters the liquid sucker 5 through the liquid inlet holes 53 to avoid the situation that the tissue is blocked, and one end, located on the outer side of the first pipe body 51, of the second pipe body 52 is an arc end, so that damage to the wound can be reduced.

In this embodiment, the drainage tube 3 is a sterile silicone tube, the diameter of the drainage tube 3 is between 2-3mm, and the drainage tube 3 with the diameter is soft, easy to seal and not easy to be broken.

In the present embodiment, a flow rate regulator 10 is provided on the drain tube 3, and the liquid discharge rate can be controlled by the flow rate regulator 10.

To sum up, the wound negative pressure drainage device that this embodiment provided, through setting up aspirator 5, negative pressure drainage ware 1 and drainage bottle 2, can be continuously with wound intraoral sepage drainage in drainage bottle 2, can avoid dirty air through negative pressure drainage ware 1 through setting up filter 7, set up the anti-loosening subassembly and can avoid drainage tube 3 from the slippage of wound, and then improve the drainage quality.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims (9)

1. A negative pressure wound drainage device is characterized by comprising a negative pressure drainage device (1), a drainage bottle (2), a drainage tube (3), an exhaust tube (4), a liquid sucker (5), a dressing bag (6), a filter (7) and an anti-loosening assembly;

the dressing package (6) are used for laying at the wound, a first drainage hole is formed in the middle of the dressing package (6), one end of the drainage tube (3) is connected with a liquid sucker (5), the liquid sucker (5) extends into the wound from the first drainage hole and sucks seepage in the wound, the other end of the drainage tube (3) penetrates through the filter (7) and then extends into the drainage bottle (2), the bottle mouth of the drainage bottle (2) is formed in the sealing cover of the filter (7), one end of the air suction tube (4) extends into the filter (7) from the center of the upper surface of the filter (7), the other end of the air suction tube (4) is connected with the air suction end of the negative pressure drainage device (1), the part of the anti-loosening component is pressed on the dressing package (6), and the rest of the anti-loosening component is pressed around the wound.

2. The negative pressure wound drainage device according to claim 1, wherein the aspirator (5) comprises a first tube (51) and a second tube (52), and one end of the second tube (52) is sleeved in the first tube (51) with a damping sliding telescopic inner sleeve.

3. The negative pressure wound drainage device according to claim 2, wherein the liquid inlet holes (53) are uniformly distributed on the tube walls of the second tube body (52) and the first tube body (51).

4. The negative pressure wound drainage device according to claim 3, wherein one end of the second tube (52) located outside the first tube (51) is a circular arc end.

5. The negative pressure wound drainage device according to claim 1, wherein the anti-loosening component comprises a fixing band (9) and a plurality of fixing tapes (8), one side of each of the plurality of fixing tapes (8) is attached to the dressing bag (6), the other side of each of the fixing tapes (8) is attached to the skin, the main body of the fixing band (9) is provided with a second drainage hole penetrating through the drainage tube (3), one end of the fixing band (9) is provided with a magic tape burr surface body, the other end of the fixing band (9) is provided with a magic tape hook surface body, and the fixing band (9) is wound around a wound and is connected with the magic tape hook surface body through the magic tape burr surface body in a matching manner.

6. The negative pressure wound drainage device according to claim 5, wherein each fixing patch (8) is provided with an expansion joint (81).

7. The negative pressure wound drainage device according to claim 6, wherein the adhesive surface of the fixing patch (8) is provided with an adhesive patch for connecting the fixing band (9).

8. The negative pressure wound drainage device according to claim 1, wherein the drainage tube (3) is a sterile silicone tube, and the diameter of the drainage tube (3) is between 2 and 3 mm.

9. A negative wound pressure drainage device according to claim 1, wherein a flow rate regulator (10) is provided on the drainage tube (3).

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