CN113877008A

CN113877008A - Surgery drainage tube fixing device

Info

Publication number: CN113877008A
Application number: CN202111026462.7A
Authority: CN
Inventors: 刘锦阳; 蒋显超; 王城; 杨阳; 隋辛怡; 王强
Original assignee: Fuwai Hospital of CAMS and PUMC
Current assignee: Fuwai Hospital of CAMS and PUMC
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-04
Anticipated expiration: 2041-09-02
Also published as: CN113877008B

Abstract

The invention provides a surgical drainage tube fixing device, which relates to the technical field of surgical medical instruments, comprising a first film and a second film that are connected as a whole, and the first film and the second film are connected as a whole through a common common edge; the The first film includes a first surface and a second surface, and the first surface and the second surface are opposite; the second film includes a third surface and a fourth surface, and the third surface and the fourth surface are opposite; the surgical drainage tube is fixed in a folded state The device, the second surface and the third surface are adhered to each other. Using such a surgical drainage tube fixing device helps to simplify the operation process of drainage operation, significantly improves the efficiency of drainage operation, and enables doctors with ordinary operation level to complete high-quality drainage operation. It is easier to achieve effective sealing during the extubation process during drainage and after the drainage is completed, which greatly reduces the possibility of air intake during extubation, and effectively reduces the accident rate of drainage operations. It is more convenient and quick to use, which is conducive to popularization and use.

Description

Surgery drainage tube fixing device

Technical Field

The invention relates to the technical field of surgical medical instruments, in particular to a surgical drainage tube fixing device.

Background

The drainage tube is a medical appliance for clinical surgery drainage, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of the body, prevents postoperative infection and promotes wound healing.

Closed thoracic drainage is a drainage tube with one end placed in the thoracic cavity and the other end connected to a water-sealed bottle positioned lower than the drainage tube to discharge air or collect fluid in the thoracic cavity.

The drainage process needs tightness, has higher requirements on the operation level of doctors, is easy to cause serious medical accidents due to air intake, and increases the pain of patients due to the tight closing of the wound by the suture.

As shown in figures 1-4, the drainage in the prior art is that firstly, a scalpel is used for incising the skin, a purse is formed by sewing a circle of suture outside the incision, and a prefabricated line is reserved; the drainage tube passes through the incision and tightens the suture. In the drainage process, the medical gauze is placed on the affected part to play a role in sealing, so that outside air is prevented from entering.

When the drainage tube is pulled out, firstly, the organ communicated with the drainage tube needs to be known, two tubes are respectively connected with the pericardium and the chest cavity under partial scenes, the problem of air leakage needs to be concerned when the drainage tube is pulled out, in the process of pulling out the drainage tube, if an incision is not sealed in time, air can enter the chest cavity or the pericardium, and the drainage tube is particularly dangerous for children and is one of common death reasons after operation.

When the drainage tube is pulled out, the suture line is sealed, the tube needs to be pressed by gauze, then an assistant is needed to give the purse string to a doctor, and the suture line is pulled up by the assistant because the prefabricated lines are two lines and the two lines are still behind after the tube of the doctor is pulled out. The normal wound is closed, according to the prior art, the two links are indispensable, air intake can occur in a certain proportion clinically, and the death rate of the infant after the operation exists in a hospital.

However, the existing suture method has high requirements on the operation level of doctors, the suture pulls the skin of the patient, the pain of the patient is easily caused, and in addition, the suture can cause air inflow and cause serious consequences.

Chinese patent application No. 202010022020.4 discloses an air leakage preventing dressing, a first through hole is provided on a first dressing, and a second dressing can cover the first dressing.

However, in actual use, the size of the first through hole is not consistent with the size of the drainage tube, and the first through hole cannot play a sealing role, and air can be caused by a gap between the first through hole and the drainage tube after the second dressing is pasted and uncovered.

Disclosure of Invention

In order to solve the problems, the invention adopts the technical scheme that:

a surgical drain tube securing device, comprising: the first adhesive film and the second adhesive film are connected into a whole through a common edge;

the first film comprises a first surface and a second surface, and the first surface is opposite to the second surface; the second film comprises a third surface and a fourth surface, and the third surface is opposite to the fourth surface;

the second surface and the third surface are opposite to each other in the surgical drain tube fixing device in the folded state.

Preferably, the surgical drain tube fixing device further comprises a first contact piece and a second contact piece, the first contact piece is connected with the second surface, and the first contact piece is arranged on the first adhesive film and is opposite to the common edge of the first adhesive film and the second adhesive film;

the second contact piece is connected with the third surface.

Preferably, the second contact strip is disposed on the second patch on the remaining side edge other than the common edge of the first patch and the second patch.

Preferably, the surgical drainage tube fixing device further comprises a first reinforcing sheet, the first reinforcing sheet is arranged on the fourth surface, and the first reinforcing sheet is in a strip shape and is parallel to the common edge of the first adhesive film and the second adhesive film;

the distance between the first reinforcing sheet and the opposite edge of the common edge of the first adhesive film and the second adhesive film is smaller than the distance between the first reinforcing sheet and the common edge of the first adhesive film and the second adhesive film.

Preferably, the surgical drainage tube fixing device further comprises an ear pad, and the ear pad is arranged on the fourth surface;

the ear-sticking comprises a connecting part and a bonding part, the bonding part is arranged outside the fourth surface, one end of the connecting part is connected with the bonding part, and the other end of the connecting part is connected with the first reinforcing sheet or the fourth surface.

Preferably, connecting portion one end is connected with bonding portion, and the other end is connected with first enhancement piece, and the distance of first enhancement piece and second contact piece is 3 ~ 5 mm.

Preferably, the surgical drain tube fixing device further comprises a second reinforcing sheet, wherein the second reinforcing sheet comprises a first circular arc part and a second circular arc part;

the first arc part and the second arc part are arranged on the fourth surface, one end of the first arc part is close to the center of the first reinforcing sheet, and the other end of the first arc part is close to one end point of the common edge of the first adhesive film and the second adhesive film;

one end of the second arc part is close to the center of the first reinforcing sheet, and the other end of the second arc part is close to the other end point of the common edge of the first adhesive film and the second adhesive film.

Preferably, the surgical drainage tube fixing device further comprises a sticky hair block, the sticky hair block is fixed on the fourth surface, and the sticky hair block is arranged on the fourth surface and on the inner side of the adjacent edge of the common edge of the first adhesive film and the second adhesive film.

Preferably, the third surface is provided with a first adhesion area and a second adhesion area, the first adhesion area is annular, and the second adhesion area is arranged in the middle of the first adhesion area;

the first adhesive zone has a stronger adhesive property than the second adhesive zone.

Preferably, the third surface is further provided with a third adhesion area and a fourth adhesion area, the third adhesion area and the fourth adhesion area are in a strip shape, and the extension direction of the third adhesion area and the fourth adhesion area is perpendicular to the extension direction of the common edge of the first adhesive film and the second adhesive film;

the third and fourth adhesive zones are disposed between the first and second adhesive zones.

The invention has the beneficial effects that:

through the provided surgical drainage tube fixing device, the operation flow of the drainage operation is facilitated to be simplified, the drainage operation efficiency is remarkably improved, and a doctor with a common operation level can finish the high-quality drainage operation. Furthermore, by using the drainage tube fixing device disclosed by the invention, effective sealing in drainage and in a tube drawing process after drainage is finished can be realized easily, the possibility of air inlet during tube drawing is greatly reduced, and the accident rate of a drainage operation is effectively reduced.

In addition, the surgical drainage tube fixing device based on the invention has some special designs, so that the use is more convenient and rapid, and the popularization and the use are facilitated.

In an application scenario, due to the uneven levels of doctors, most of drainage tube operation operations are chest surgeon operations, most of the drainage tube operation operations are basic doctors, and most of the drainage tube operation operations have heart and theoretical basis but have no practical basis, so that the operation difficulty of the drainage tube operation surgeons is reduced as much as possible, the operation capacity of the drainage tube operation surgeons is reduced as much as possible, and the probability of accidents can be greatly reduced.

Drawings

FIG. 1 is a schematic diagram of a first step of a prior art suture-type fastening method;

FIG. 2 is a schematic diagram of a second step of the related art suture fastening method;

FIG. 3 is a schematic diagram of a third step of the related art suture fastening method;

FIG. 4 is a diagram illustrating a fourth step of the related art suture fastening method;

FIG. 5 is a top view of a surgical drain tube securement device in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;

FIG. 7 is a schematic view of a surgical drain tube securing device in an expanded state according to an embodiment of the present invention;

FIG. 8 is a schematic view of a first step in the use of a surgical drain tube securement device in accordance with an embodiment of the present invention;

FIG. 9 is a second step of the surgical drain tube securing device in accordance with the present invention;

FIG. 10 is a third schematic view of a surgical drain tube mounting apparatus according to an embodiment of the present invention in use;

FIG. 11 is a fourth step of the surgical drain tube securing device in accordance with the present invention;

FIG. 12 is a schematic view of a first film wrinkling scenario of a surgical drain tube securement device in accordance with an embodiment of the present invention;

FIG. 13 is a schematic view of a first reinforcing plate of a surgical drain tube fixing device according to an embodiment of the present invention;

FIG. 14 is a schematic view of an ear attachment structure of a surgical drain tube fixing device according to an embodiment of the present invention;

FIG. 15 is a schematic view of the pulling force applied to an ear of a surgical drain tube mounting apparatus according to an embodiment of the present invention;

FIG. 16 is a schematic view of an ear-mounted torque receiving mechanism of a surgical drainage tube fastening device according to an embodiment of the present invention;

FIG. 17 is a schematic view of a second reinforcing sheet of a surgical drain tube fixing device according to an embodiment of the present invention;

FIG. 18 is a schematic structural view of a sticky hair mass of a surgical drainage tube fixing device according to an embodiment of the present invention;

FIG. 19 is a schematic view of a first adhesion zone and a second adhesion zone of a surgical drain tube securing device according to an embodiment of the present invention;

FIG. 20 is a schematic view of an adhesive area sticker of a surgical drain tube securement device in accordance with an embodiment of the present invention;

FIG. 21 is an enlarged view of a portion of FIG. 20 at A;

in the figure: the adhesive bandage comprises skin 100, a suture line 200, a first adhesive film 1, a first surface 11, a second surface 12, a second adhesive film 2, a third surface 21, a fourth surface 22, a drainage tube 3, a first contact piece 41, a second contact piece 42, a first reinforcing piece 51, a first circular arc part 52, a second circular arc part 53, a sticky block 7, a first adhesion area 81, a second adhesion area 82, a third adhesion area 83, a fourth adhesion area 84 and a sticker 9.

Detailed Description

A surgical drain tube securing device, comprising: the first adhesive film 1 and the second adhesive film 2 are connected into a whole, and the first adhesive film 1 and the second adhesive film 2 are connected into a whole through a common edge;

the first film 1 comprises a first surface 11 and a second surface 12, wherein the first surface 11 is opposite to the second surface 12; the second film 2 comprises a third surface 21 and a fourth surface 22, and the third surface 21 is opposite to the fourth surface 22;

in the surgical drain tube fixing device in the folded state, the second surface 12 and the third surface 21 are opposite and adhered to each other.

In this embodiment, as shown in fig. 5-7, fig. 5 is a schematic view of a folded state of the surgical drainage tube fixing device, the first adhesive film 1 and the second adhesive film 2 are folded up and down and connected as a whole by a common public edge, a sticker 9 is disposed at the bottom of the first adhesive film 1, the bottom of the first adhesive film 1 has adhesion, and the sticker 9 is used for protecting the adhesion part at the bottom of the first sticker 9.

The first and

second films

1 and 2 are made of transparent and flexible materials.

As shown in FIGS. 1-4, in the prior art, a scalpel is used to cut open the skin 100, a purse is sewn around the incision by a drainage thread, the drainage tube penetrates out of the incision, and the gap between the incision and the drainage tube is sealed by tightening the drainage thread. After the drainage tube is placed, the incision is covered by medical vaseline gauze, so that external air is prevented from entering and the incision is prevented from being infected. When the drainage tube is pulled out, the drainage wire is loosened, the drainage tube 3 is taken out, and finally the drainage wire is tightened until the skin is closed.

The operation of the existing drainage operation mode is relatively complicated, the operation can be well completed only by the cooperation of at least two doctors, the requirement on the operation level of the doctors is high, and the whole process of sealing without air intake is difficult to realize. Particularly, when the tube is pulled out, the medical accidents of postoperative complications such as pneumothorax and the like caused by air intake during tube pulling out often happen at present.

In the specific implementation process, as shown in fig. 8 to 11, the method includes the following steps:

as shown in FIG. 8, the surgical drainage tube fixing device is first placed at the position where the drainage tube 3 is to be placed, and then the sticker 9 on the bottom of the first film 1 is removed and attached to the surface of the skin 100, as shown in FIG. 9. The first and

second films

1 and 2 are then unfolded.

The first adhesive film 1 and the second adhesive film 2 have adhesion performance, and are in an adhesion state before use, so that the aseptic requirement is met.

Then, the first patch 1 is cut and the drain tube 3 is placed in the state shown in FIG. 10.

After the position of the drainage tube 3 is determined, the second film 2 is attached to the first film 1 again, and the incision is closed while the drainage tube 3 is fixed, as shown in fig. 11.

After the drainage process is finished, uncovering the second adhesive film 2 again, taking out the drainage tube 3, then adhering the second adhesive film 2 to the first adhesive film 1 again, and taking down the first adhesive film 1 after the wound is healed.

When the thoracic drainage is performed by using the surgical drainage tube fixing device, the first adhesive film 1 of the surgical drainage tube fixing device is firstly adhered to the skin 100, then the first adhesive film 1 and the second adhesive film 2 are separated, and the skin 100 and the first adhesive film 1 are incised by using a scalpel; after the drainage tube 3 is placed, the second film 2 is covered on the first film 1, further attached to the skin 100, and the effect of fixing the drainage tube 3 is achieved. Compared with the prior art, the wound does not need to be sutured, the sealing operation of the incision in the whole process can be realized, and the possibility of air inlet during tube drawing is particularly avoided.

Preferably, the surgical drain tube fixing device further comprises a first contact piece 41 and a second contact piece 42, the first contact piece 41 is connected with the second surface 12, the first contact piece 41 is arranged at the opposite side of the common side of the first patch 1 and the second patch 2 on the first patch 1;

the second contact piece 42 is connected to the third surface 21.

In the present embodiment, the first contact piece 41 and the second contact piece 42 are provided between the first patch 1 and the second patch 2, and when the first patch 1 and the second patch 2 are unfolded, the first patch 1 and the second patch 2 can be unfolded by pinching the first contact piece 41 and the second contact piece 42.

In a specific implementation process, for example, in the anti-air leakage dressing patch disclosed in chinese patent application No. 202010022020.4, the first application patch and the second application patch are completely adhered, and in actual use, the edge of the adhesion needs to be uncovered to form a gap, and then the first application patch and the second application patch are torn through the gap, so that the gap area for temporary tearing is small, and the first application patch and the second application patch are adhered again by mistake, which seriously affects the efficiency.

The first contact sheet 41 and the second contact sheet 42 of the present embodiment are disposed between the first film 1 and the second film 2, and fixed to the first film 1 and the second film 2, respectively, the first contact sheet 41 and the second contact sheet 42 do not have adhesion property before, can provide one force application point, and have a sufficiently large force application area, and can easily uncover the second film 2.

Preferably, the second contact sheet 42 is provided on the second patch 2 on the other side edge than the common edge of the first patch 1 and the second patch 2.

In this embodiment, as shown in fig. 7, the second contact sheet 42 has a semi-annular shape and surrounds the remaining side edges of the second film 2 except for the common edge of the first and

second films

1 and 2.

In the specific implementation process, because first pad pasting 1 and second pad pasting 2 are flexible material, when launching first pad pasting 1 and second pad pasting 2, because the whole adhesion that bonds of first pad pasting 1 and second pad pasting 2 all has the adhesion, local tearing can lead to first pad pasting 1 or second pad pasting 2 to warp, influences the sealing performance.

The second contact piece 42 of the present embodiment is in a half-ring shape, when the second film 2 is unfolded, the first film 1 and the second film 2 are initially separated by the portion farthest from the common edge of the first film 1 and the second film 2, and the first film 1 and the second film 2 can be completely separated by other portions of the second contact piece 42 in the unfolding process. The semi-annular second contact piece 42 provides a larger force application area, can separate the first adhesive film 1 and the second adhesive film 2 at multiple angles and positions, and prevents the first adhesive film 1 and the second adhesive film 2 from deforming in the unfolding process.

Preferably, the surgical drainage tube fixing device further comprises a first reinforcing sheet 51, the first reinforcing sheet 51 is arranged on the fourth surface 22, and the first reinforcing sheet 51 is strip-shaped and parallel to the common edge of the first and second

adhesive films

1 and 2;

the distance between the first reinforcing sheet 51 and the opposite side of the common side of the first adhesive film 1 and the second adhesive film 2 is less than the distance between the first reinforcing sheet 51 and the common side of the first adhesive film 1 and the second adhesive film 2.

In this embodiment, as shown in fig. 12, F1 is a position and a direction of a force applied during the process of unfolding the first and

second patches

1 and 2, and during the process of unfolding the first and

second patches

1 and 2, due to the flexibility of the second patch 2, gravity is applied to both sides of the force applied point to droop in the torsion directions of F11 and F12, that is, the state shown in fig. 12.

In this process, the continued unfolding of the second film 2 may cause the drooping portion of the second film 2 to adhere to itself, and the adhered portion is difficult to be torn off after adhesion.

As shown in fig. 13, the first reinforcing sheet 51 of the surgical drainage tube fixing device of the present embodiment, which plays a supporting role in the process of unfolding the first and

second patches

1 and 2, transmits the force of the force point to both sides of the force point so that both sides of the force point can be unfolded at the same time; the drooping part of the second film 2 is prevented from being stuck to itself.

Preferably, the surgical drain tube fixing device further comprises a tab 6, wherein the tab 6 is arranged on the fourth surface 22;

the tab 6 includes a connecting portion and an adhesive portion, the adhesive portion is disposed outside the fourth surface 22, one end of the connecting portion is connected to the adhesive portion, and the other end of the connecting portion is connected to the first reinforcing sheet 51 or the fourth surface 22.

In this embodiment, as shown in fig. 14, a sticker 9 is disposed on a surface of the adhesive portion of the tab 6 opposite to the first film 1, the adhesive portion of the tab 6 has adhesive properties, and when the drainage tube 3 is completely placed in use, and after the second film 2 is covered on the first film 1, the sticker 9 is torn off, so that the tab 6 is adhered to the drainage tube 3.

In a specific implementation process, after the drainage tube 3 is placed, the patient may be disturbed by disorder due to the movement of the patient or the collision of other people, and the drainage tube 3 may be subjected to force from any direction.

After the drainage tube 3 moves, the drainage tube 3 may tear the first film 1, so that the incision of the first film 1 is enlarged, and the sealing performance of the first film 1 is reduced. The movement of the drain tube 3 may also cause pain and discomfort to the patient.

The drainage tube 3 can be lived to the subsides ear 6 of this embodiment, and drainage tube 3 receives unordered disturbance after, pastes ear 6 and plays cushioning effect, and balanced pulling force or extrusion force reduce the displacement of drainage tube 3.

Preferably, one end of the connecting portion is connected to the bonding portion, the other end is connected to the first reinforcing sheet 51, and the distance between the first reinforcing sheet 51 and the second contact piece 42 is 3-5 mm.

In this embodiment, the tab 6 is connected to the first reinforcing sheet 51.

As shown in fig. 14, if the tab 6 is connected to the second film 2, when the drainage tube 3 is pulled, the tab 6 is pulled by a pulling force F2, and meanwhile, the connection portion between the tab 6 and the second film 2 is pulled by a pulling force F21 having the same size, since the second film 2 has flexibility, when the pulling force is large, the second film 2 is torn, and the sealing performance of the second film 2 is affected.

In a specific implementation process, the attachment lug 6 is connected to the first reinforcing sheet 51, as shown in fig. 15, when the first reinforcing sheet 51 is subjected to a pulling force F3, the pulling force is divided into F31-F43 by the first reinforcing sheet 51 in a balanced manner, the pulling force of a single-point stress is reduced, the second adhesive film 2 is prevented from being torn, and the sealing performance is improved.

As shown in fig. 16, the dotted line frame is the bonding surface of the first and

second films

1 and 2, and the distance D between the first reinforcing sheet 51 and the second contact sheet 42, i.e., 3 to 5mm in fig. 16, is 3 to 5mm in the bonding surface of the first reinforcing sheet 51. When the drainage tube 3 receives upward torsional force F4, the first reinforcing sheet 51 receives upward torsional force F41, and the first reinforcing sheet 51 can ensure that the first film 1 is not lifted when the drainage tube 3 receives upward torsional force in most cases when the first reinforcing sheet is 3-5 mm in the bonding surface, so that the sealing performance is improved.

Preferably, the surgical drain tube fixing device further comprises a second reinforcing sheet comprising a first circular arc portion 52 and a second circular arc portion 53;

a first arc portion 52 and a second arc portion 53 are arranged on the fourth surface 22, one end of the first arc portion 52 is close to the center of the first reinforcing sheet 51, and the other end of the first arc portion is close to one end point of the common edge of the first adhesive film 1 and the second adhesive film 2;

the second arc portion 53 has one end near the center of the first reinforcing sheet 51 and the other end near the other end of the common edge of the first and second

adhesive films

1 and 2.

In this embodiment, as shown in fig. 17, the first arc portion 52 and the second arc are in a shape of a Chinese character 'ren', the second reinforcing sheet has elasticity, and when the second film 2 is attached to the first film 1, the second reinforcing sheet plays a supporting role, so that the second film 2 is uniformly adhered to the first film 1.

Preferably, the surgical drainage tube fixing device further comprises a sticky hair block 7, wherein the sticky hair block 7 is fixed on the fourth surface 22, and the sticky hair block 7 is arranged on the fourth surface 22 at the inner side of the adjacent edge of the common edge of the first film 1 and the second film 2.

In this embodiment, two sticky fluff blocks 7 are respectively arranged on the inner sides of two adjacent edges of the common edge of the first adhesive film 1 and the second adhesive film 2 on the fourth surface 22.

In the specific implementation process, when the second film 2 is attached to the first film 1, static electricity is generated by friction between hands and the sticky hair block 7, the static electricity is on the second film 2, in the process of attaching the second film 2 to the first film 1, the first film 1 and the second film 2 are gradually closed from inside to outside, the static electricity generates weak adsorption force, and air between the first film 1 and the second film 2 is discharged from inside to outside in the process of closing from inside to outside, so that the first film 1 and the second film 2 are tightly closed. Compared with the prior art, air may be reserved between the first film 1 and the second film 2 in the process of directly attaching the first film 1 and the second film 2, static electricity is generated through friction of the sticky wool blocks 7, weak adsorption force generated by the static electricity is enough to exhaust the air between the first film 1 and the second film 2 in the process of closing the first film 1 and the second film 2, and the air is prevented from being reserved between the closed first film 1 and the closed second film 2.

Preferably, the third surface 21 is provided with a first adhesion zone 81 and a second adhesion zone 82, the first adhesion zone 81 is annular, and the second adhesion zone 82 is arranged in the middle of the first adhesion zone 81;

the first adhesive zone 81 has a stronger adhesive property than the second adhesive zone 82.

In this embodiment, all be provided with sticker 9 on first adhesion district 81 and the second adhesion district 82, the adhesion performance in first adhesion district 81 is stronger than the adhesion performance in second adhesion district 82.

In the specific implementation process, the drainage tube 3 is placed in the first adhesion zone 81 and the second adhesion zone 82, and then the sticker 9 is torn off, so that the second adhesive film 2 is attached to the first adhesive film 1. After the first adhesive area 81 with high adhesive property is attached, the first adhesive area 81 is annular, and the sealing property of the first adhesive film 1 and the second adhesive film 2 is guaranteed.

When the first adhesive film 1 and the second adhesive film 2 are unfolded, the first adhesive film 1 and the second adhesive film 2 can be unfolded only by uncovering the first adhesive area 81 which has strong adhesive property but small area, and the second adhesive area 82 which has weak adhesive property does not hinder the process of unfolding the first adhesive film 1 and the second adhesive film 2.

Preferably, the third surface 21 is further provided with a third adhesion area 83 and a fourth adhesion area 84, the third adhesion area 83 and the fourth adhesion area 84 are strip-shaped, and the extending direction is perpendicular to the extending direction of the common edge of the first adhesive film 1 and the second adhesive film 2;

the third and fourth

adhesive zones

83, 84 are disposed between the first and second

adhesive zones

81, 82.

In this embodiment, the third adhesion zone 83 and the fourth adhesion zone 84 are provided with the sticker 9, and after the drainage tube 3 is taken out, the sticker 9 of the third adhesion zone 83 and the fourth adhesion zone 84 is torn off, so that the first adhesive film 1 and the second adhesive film 2 still have strong standing performance after the drainage tube 3 is taken out, and bacteria are prevented from entering and infecting when a wound is healed.

In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "center", "top", "bottom", "inner", "outer", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for the purpose of describing the present invention and simplifying the description, and do not indicate or imply that the device or element 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. Where "inside" refers to an interior or enclosed area or space. "periphery" refers to an area around a particular component or a particular area.

In the description of the embodiments of the present invention, the terms "first", "second", "third", and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the embodiments of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "assembled" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the embodiments of the invention, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the embodiments of the present invention, it should be understood that "-" and "-" indicate the same range of two numerical values, and the range includes the endpoints. For example, "A-B" means a range greater than or equal to A and less than or equal to B. "A to B" means a range of not less than A and not more than B.

In the description of the embodiments of the present invention, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A surgical drainage tube fixing device is characterized in that, comprising: the first sticking film and the second sticking film that are connected as a whole, the first sticking film and the second sticking film are connected as a whole by a common common edge;

The first sticking film includes a first surface and a second surface, and the first surface and the second surface are opposite; the second sticking film includes a third surface and a fourth surface, and the third surface and the fourth surface are opposite;

The surgical drainage tube fixing device in the folded state, the second surface and the third surface are opposite.

2 . The surgical drainage tube fixing device according to claim 1 , wherein the surgical drainage tube fixing device further comprises a first contact piece and a second contact piece, and the first contact piece is connected to the second surface. 3 . connection, the first contact piece is arranged on the opposite side of the common side of the first film and the second film on the first film;

The second contact piece is connected to the third surface.

3 . The surgical drainage tube fixing device according to claim 2 , wherein the second contact piece is disposed on the other sides of the second film except the common edge of the first film and the second film. 4 .

4. A surgical drainage tube fixing device according to any one of claims 1-3, wherein the surgical drainage tube fixing device further comprises a first reinforcing sheet, and the first reinforcing sheet is arranged on the fourth surface , the first reinforcing sheet is strip-shaped, and is parallel to the common edge of the first film and the second film;

The distance between the first reinforcing sheet and the opposite side of the common side of the first film and the second film is smaller than the distance between the first reinforcing sheet and the common side of the first film and the second film.

5 . The surgical drainage tube fixing device according to claim 4 , wherein the surgical drainage tube fixing device further comprises a sticker, and the sticker is arranged on the fourth surface; 6 .

The ear tab includes a connecting portion and a bonding portion, the bonding portion is disposed outside the fourth surface, one end of the connecting portion is connected with the bonding portion, and the other end is connected with the first reinforcing sheet or the fourth surface.

6 . The surgical drainage tube fixing device according to claim 5 , wherein one end of the connecting portion is connected with the adhesive portion, the other end is connected with the first reinforcing sheet, and the first reinforcing sheet is connected with the second contact sheet. 7 . The distance is 3 to 5mm.

7 . The surgical drainage tube fixing device according to claim 6 , wherein the surgical drainage tube fixing device further comprises a second reinforcing sheet, and the second reinforcing sheet comprises a first arc portion and a second reinforcing sheet. 8 . arc part;

The first arc part and the second arc part are arranged on the fourth surface, one end of the first arc part is close to the center of the first reinforcing sheet, and the other end is close to an end point of the common edge of the first film and the second film;

One end of the second arc portion is close to the center of the first reinforcing sheet, and the other end is close to the other end point of the common edge of the first film and the second film.

8 . The surgical drainage tube fixing device according to claim 7 , wherein the surgical drainage tube fixing device further comprises a sticky hair block, the sticky hair block is fixed on the fourth surface, and the sticky hair block is arranged on the fourth surface. 9 . The inner side of the adjacent side of the common side of the first sticker film and the second sticker film on the fourth surface.

9 . The surgical drainage tube fixing device according to claim 1 , wherein the third surface is provided with a first adhesion area and a second adhesion area, and the first adhesion area is annular. 10 . , the second adhesion zone is arranged in the middle of the first adhesion zone;

The adhesion performance of the first adhesion region is stronger than that of the second adhesion region.

10. A surgical drainage tube fixing device according to claim 9, wherein the third surface is further provided with a third adhesion area and a fourth adhesion area, the third adhesion area and the fourth adhesion area It is strip-shaped, and the extension direction is perpendicular to the extension direction of the common edge of the first film and the second film;

The third adhesion area and the fourth adhesion area are disposed between the first adhesion area and the second adhesion area.