CN210250014U

CN210250014U - Puncture drainage device

Info

Publication number: CN210250014U
Application number: CN201920863896.4U
Authority: CN
Inventors: 龙天柱; 马宏民; 姚育芝
Original assignee: Individual
Current assignee: Guangzhou Women and Childrens Medical Center
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-04-07
Anticipated expiration: 2029-06-10

Abstract

The utility model belongs to the technical field of medical instrument and specifically relates to a puncture drainage device is related to alleviate the obvious technical problem of operation wound among the prior art. The device comprises a drainage mechanism and a puncture mechanism; the drainage mechanism comprises a suction pipe, and the suction pipe is connected with the puncture mechanism; the interior of the puncture mechanism is hollow and forms a fluid channel which is communicated with the suction pipe; one end of the puncture mechanism, which is far away from the suction tube, is provided with a blade part which is prepared to be capable of extending into the interior of the mammary abscess so that the mammary abscess is communicated with the fluid channel; the effusion in the mammary abscess enters the interior of the suction tube through the fluid channel under the suction action of the suction tube. When the device is used, the wound is extremely small, scars of a patient after recovery are obviously reduced compared with the prior art, and the psychological burden of the patient can be reduced. Meanwhile, the breast feeding rate can be improved, and the breast-fed mothers are kept without increasing the mastitis recurrence risk in the subsequent lactation period.

Description

Puncture drainage device

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to a puncture drainage device is related to.

Background

The mammary gland is located between the superficial and deep layers of the subcutaneous superficial fascia, and acute mastitis is the most common mammary gland disorder in lactating women. About 10% of lactation mastitis develops as a result of improper treatment into mammary abscess.

The principle of treatment of mammary abscess is anti-inflammatory treatment while fully draining pus. The traditional method for draining pus is surgical incision and gauze filling drainage. The incision drainage operation and the repeated dressing change after the operation bring great pain to the patient, and meanwhile, the operation incision is obvious, the appearance is influenced, and the associated overhigh non-planned milk leaving rate is achieved.

The treatment of mammary abscess by carrying out weaning treatment based on incision and drainage becomes a loop. The method for treating the mammary abscess by incision and drainage has obvious defects and long healing time of an open wound, so that a minimally invasive closed drainage technology for the mammary abscess, which can avoid the defects, is urgently needed to be found in clinic.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a puncture drainage device to alleviate the obvious technical problem of operation wound among the prior art.

For realizing the purpose of the utility model, the following technical proposal is adopted:

in a first aspect, an embodiment of the present invention provides a puncture drainage device, which includes a drainage mechanism and a puncture mechanism; the drainage mechanism comprises a suction pipe, and the suction pipe is connected with the puncture mechanism; the interior of the puncture mechanism is hollow and forms a fluid channel which is communicated with the suction pipe; one end of the puncture mechanism, which is far away from the suction tube, is provided with a blade part, and the blade part is configured to be capable of extending into the interior of the mammary abscess so that the mammary abscess is communicated with the fluid channel; the effusion in the mammary abscess enters the interior of the suction pipe through the fluid channel under the suction effect of the suction pipe.

With reference to the first aspect, embodiments of the present invention provide a first possible implementation manner of the first aspect, wherein the puncture mechanism includes a puncture needle and an indwelling tube; said indwelling tube is configured to be connectable to said suction tube; the fluid channel is formed inside the indwelling tube; the puncture needle part is inserted in the indwelling tube, the blade part is arranged at one end of the puncture needle, and the blade part is positioned outside the indwelling tube.

With reference to the first aspect and the first possible implementation manner of the first aspect, an embodiment of the present invention provides a second possible implementation manner of the first aspect, wherein a through hole is opened on a side surface of the indwelling tube, and the through hole is communicated with the fluid channel.

With reference to the first aspect and the first possible implementation manner of the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, wherein an end of the indwelling tube departing from the blade portion is provided with a plug, and the suction tube is detachably mounted on the plug.

With reference to the first aspect, embodiments of the present invention provide a fourth possible implementation manner of the first aspect, wherein the suction tube includes a tube body and a core body; one end of the tube body is connected with the puncture mechanism, and the interior of the tube body is communicated with the fluid channel; one end of the core body extends into the pipe body and seals the space inside the pipe body; the core can move along the direction of the axis of the core so as to change the pressure inside the pipe body.

With reference to the first aspect and the fourth possible implementation manner of the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, wherein the suction tube further includes a limiting member; the core body is provided with a plurality of limiting holes; the limiting piece is inserted into the limiting hole and abuts against one end of the tube body, which is far away from the puncture mechanism; the limiting piece is used for limiting the length of the core body extending into the pipe body, so that the pressure inside the pipe body is limited.

With reference to the first aspect and the fourth possible implementation manner of the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the first aspect, wherein one end of the core is provided with a sealing plug, and the sealing plug abuts against an inner wall of the pipe body.

In combination with the first aspect, an embodiment of the present invention provides a seventh possible implementation manner of the first aspect, wherein the drainage mechanism further includes a drainage tube, one end of the drainage tube is connected to the suction tube, and the other end of the drainage tube is connected to the puncture mechanism.

With reference to the first aspect and the seventh possible implementation manner of the first aspect, an embodiment of the present invention provides an eighth possible implementation manner of the first aspect, wherein the drainage mechanism further includes a buckle, and the buckle is detachably mounted on the drainage tube for controlling the on/off of the drainage tube.

In combination with the first aspect, an embodiment of the present invention provides a ninth possible implementation manner of the first aspect, wherein the suction tube further includes a fixing member, one end of the fixing member is connected to the outside of the tube body, and a gap is formed between the fixing member and the tube body, and the gap is used for accommodating clothes.

Technical scheme more than combining, the utility model discloses following beneficial effect has:

the puncture drainage device comprises a drainage mechanism and a puncture mechanism; the drainage mechanism comprises a suction pipe, and the suction pipe is connected with the puncture mechanism; the interior of the puncture mechanism is hollow and forms a fluid channel which is communicated with the suction pipe; one end of the puncture mechanism, which is far away from the suction tube, is provided with a blade part which is prepared to be capable of extending into the interior of the mammary abscess so that the mammary abscess is communicated with the fluid channel; the effusion in the mammary abscess enters the interior of the suction tube through the fluid channel under the suction action of the suction tube.

In foretell puncture drainage device, inside the cutting part of puncture mechanism can stretch into the mammary gland abscess, the suction tube is located human outside to communicate with puncture mechanism, the hydrops in the mammary gland abscess gets into the suction tube inside through puncture mechanism's fluid passage under the suction effect of suction tube. Use the utility model discloses a during puncture drainage device, only need set up on patient's mammary gland be enough to hold puncture mechanism the opening can, need not open the mammary gland, also need not the gauze and pack the drainage, harm little to the mammary gland, not only reduced patient's misery, still protected the mammary gland at to a great extent, reduced unplanned from the breast rate. In addition, when the puncture drainage device of the utility model is used, the wound is extremely small, the scar of the patient after recovery is obviously reduced compared with the prior art, and the psychological burden of the patient can be reduced. Meanwhile, the breast feeding rate can be improved, and the breast-fed mothers are kept without increasing the mastitis recurrence risk in the subsequent lactation period.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a puncture drainage device provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a puncture mechanism in the puncture drainage device provided in the embodiment of the present invention.

Icon: 100-a drainage mechanism; 110-a suction tube; 111-a tube body; 112-a core; 1121-limiting hole; 113-a sealing plug; 114-a limiting member; 115-a fixing member; 120-a drainage tube; 130-buckle; 200-a puncture mechanism; 210-a fluid channel; 220-puncture needle; 230-an indwelling tube; 231-a through hole; 232-plug connector.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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

The following describes an embodiment of the puncture drainage device according to the present invention.

The traditional method for draining pus is surgical incision and gauze filling drainage. The treatment of mammary abscess by carrying out weaning treatment based on incision and drainage becomes a loop. However, the method for treating the mammary abscess by incision drainage has obvious defects:

1. the operation wound is obvious, a permanent operation scar is left, and the cosmetic effect is poor;

2. the pain is obvious in the dressing change process, and the experience of patients is poor;

3. at present, incision drainage is carried out while milk recovery is recommended, so that the unintended milk recovery rate is too high.

Therefore, the clinical need is to find a treatment mode of the mammary abscess, which can avoid the defects.

In contrast, the present embodiment provides a puncture drainage device.

Referring to fig. 1 and fig. 2, the puncture drainage device includes a drainage mechanism 100 and a puncture mechanism 200; drainage mechanism 100 includes aspiration tube 110, aspiration tube 110 is connected with piercing mechanism 200; the interior of lancing mechanism 200 is hollow and forms a fluid channel 210, fluid channel 210 communicating with aspiration tube 110; one end of the puncture mechanism 200, which is far away from the suction tube 110, is provided with a blade part which is configured to extend into the interior of the mammary abscess so that the mammary abscess is communicated with the fluid channel 210; the fluid within the mammary abscess is drawn through fluid passageway 210 into the interior of aspiration tube 110 by the suction force of aspiration tube 110.

In the puncturing drainage device, the blade of the puncturing mechanism 200 can extend into the interior of the mammary gland abscess, the suction tube 110 is positioned outside the human body and is communicated with the puncturing mechanism 200, and the effusion in the mammary gland abscess enters the interior of the suction tube 110 through the fluid channel 210 of the puncturing mechanism 200 under the suction effect of the suction tube 110. Use the utility model discloses a during puncture drainage device, only need set up on patient's mammary gland be enough to hold puncture mechanism 200 the opening can, need not to open the mammary gland, also need not the gauze and pack the drainage, harm little to the mammary gland, not only reduced patient's misery, still protected the mammary gland at to a great extent, reduced unplanned from the breast rate. In addition, when the puncture drainage device of the utility model is used, the wound is extremely small, the scar of the patient after recovery is obviously reduced compared with the prior art, and the psychological burden of the patient can be reduced. Meanwhile, the breast feeding rate can be improved, and the breast-fed mothers are kept without increasing the mastitis recurrence risk in the subsequent lactation period.

Specifically, the method comprises the following steps:

referring to fig. 2, the puncture mechanism 200 includes a fluid channel 210, a puncture needle 220, and an indwelling tube 230. The puncture mechanism 200 can extend into the interior of the mammary abscess and is communicated with the mammary abscess and the drainage mechanism 100, so that effusion in the mammary abscess is discharged into the drainage mechanism 100 through the puncture mechanism 200.

The fluid channel 210 communicates the breast abscess with the drainage mechanism 100 for draining the effusion within the breast abscess.

The end of the puncture needle 220 facing away from the drainage mechanism 100 has a blade portion capable of piercing the breast and the mammary abscess and extending into the interior of the mammary abscess to communicate the mammary abscess with the fluid channel 210. The end face of the puncture needle 220 facing away from the drainage mechanism 100 is disposed in an inclined structure to form a blade portion, so that the blade portion can conveniently penetrate into the interior of the mammary abscess. The blade part can be arranged in a bevel cone structure. The piercing needle 220 may be configured to be hollow inside to form the fluid channel 210. The one end that deviates from the cutting part at pjncture needle 220 sets up respectively to the convex handheld portion in both sides to medical personnel hold and bulldoze pjncture needle 220 to mammary gland inside, and do benefit to the follow-up fixing on human skin surface, handheld portion is located human outside all the time. During the use, medical personnel hold the handheld portion, with the blade portion percutaneous puncture mammary gland abscess of pjncture needle 220, until observing the pus backward flow then prove that pjncture needle 220 gets into the pustule chamber, extract pjncture needle 220, then operate drainage mechanism 100, make drainage mechanism 100 work to take out the hydrops in the mammary gland abscess, be fixed in skin surface with piercing mechanism 200 and make it be difficult for deviating from, the lasting negative pressure that drainage mechanism 100 provided can make follow-up pus or the milk discharge of secreting the pustule chamber, the continuation negative pressure that keeps in the pustule chamber is favorable to the healing of pustule chamber. Therefore, only an opening enough for accommodating the puncture needle 220 is formed in the mammary gland of the patient, the mammary gland does not need to be cut, gauze is not needed to fill the drainage, the harm to the mammary gland is small, the pain of the patient is reduced, the mammary gland is protected to a great extent, and the unplanned weaning rate is reduced. In addition, the wound is extremely small, scars of the recovered patient are obviously reduced compared with the prior art, and the psychological burden of the patient can be reduced. Meanwhile, the breast feeding rate can be improved, and the breast-fed mothers are kept without increasing the mastitis recurrence risk in the subsequent lactation period.

The indwelling tube 230 is fitted over the outside of the puncture needle 220 and can follow the puncture needle 220 into the interior of the mammary abscess, and the interior of the indwelling tube 230 is hollow to form the fluid passage 210. One end of the indwelling tube 230 facing the blade portion is provided with a tapered structure so that the indwelling tube 230 follows the puncture needle 220 to enter the interior of the mammary abscess. The end of the indwelling tube 230 that deviates from the blade is provided with a plug 232, the plug 232 is provided with a mounting hole for mounting the puncture needle 220, the blade of the puncture needle 220 penetrates through the mounting hole and enters the indwelling tube 230, and then penetrates out from the end of the indwelling tube 230 that deviates from the plug 232, and at this moment, the handheld portion of the puncture needle 220 abuts against the plug 232. During the use, medical personnel holds handheld portion, pierces the blade of pjncture needle 220 in patient's the mammary gland abscess to drive indwelling tube 230 and get into the inside of mammary gland abscess, extract the back with pjncture needle 220 by the one end that is located the human outside of indwelling tube 230 afterwards, medical personnel are manual or use fixed indwelling tube 230 such as sticky tape, install drainage mechanism 100 in bayonet joint 232 department again, make drainage mechanism 100 and indwelling tube 230 communicate, operate drainage mechanism 100 so that the hydrops in the mammary gland discharges. The effusion in the mammary gland is generated all the time, so one-time suction cannot be finished, continuous suction is needed, and the continuous negative pressure kept in the pus cavity is beneficial to healing the pus cavity. The indwelling tube 230 in this embodiment can be indwelling inside the breast, connecting the drainage mechanism 100 with the connector 232, and continuously performing aspiration with one puncture without using the puncture needle 220 to puncture the breast of the patient many times, which can alleviate the pain of the patient and the workload of the medical staff. The infusion tube can be provided with a pen clip which can clip the infusion tube on clothes of a patient, and the infusion tube is convenient to carry. In addition, in order to facilitate the entry of the accumulated fluid into the indwelling tube 230, a through hole 231 is opened in the side surface of the indwelling tube 230, and the through hole 231 communicates with the fluid passage 210.

Referring to fig. 1, the drainage mechanism 100 includes a suction tube 110, a drainage tube 120, and a buckle 130. Specifically, the method comprises the following steps:

suction tube 110 includes tube 111, core 112, sealing plug 113, retaining member 114, and securing member 115.

The inside of the tube body 111 is hollow to form a space for containing the effusion liquid. An insertion part is provided at one end of the tube body 111, and the insertion part is provided as a cylindrical structure communicating with the inside of the tube body 111, and the cylindrical structure can be inserted into the insertion head 232 to communicate the indwelling tube 230 with the tube body 111. The tube 111 is made of a transparent material, such as plastic, so as to facilitate observation of the volume of accumulated liquid in the tube 111. Scales are arranged on the side wall of the pipe body 111 so as to measure the volume of the accumulated liquid.

One end of the core 112 extends into the tube 111 and seals the space inside the tube 111; the core 112 is capable of moving in its axial direction to vary the pressure inside the tube 111. The core 112 extends into the tube 111 from one end of the tube 111 away from the plug part, and one end of the core 112 located inside the tube 111 abuts against the inside of the tube 111 to seal the tube 111. The core 112 can move along the axial direction of the tube 111 under the action of external force to change the pressure of the sealed space in the tube 111, the position of the core 112 will affect the pressure of the sealed space, the pressure of the sealed space and the pressure of the mammary abscess have pressure difference, the pressure of the sealed space is smaller than the pressure of the mammary abscess, and effusion in the mammary abscess moves into the tube 111 under the action of the pressure difference. In use, the core 112 may be set at a specific position so that the sealed space is pressurized, and then the tube body 111 is communicated with the indwelling tube 230.

The sealing plug 113 is disposed at one end of the core 112 extending into the tube 111, and the sealing plug 113 abuts against the inner wall of the tube 111 to close the sealed space of the tube 111. The sealing plug 113 is provided as a rubber material.

The limiting member 114 can limit the length of the core 112 extending into the tube 111, thereby limiting the pressure and capacity of the sealed space. Specifically, the core 112 is provided with a plurality of stopper holes 1121; the limiting member 114 is inserted into the limiting hole 1121, and abuts against an end of the tube 111 away from the puncturing mechanism 200; the stopper 114 serves to limit the length of the core 112 protruding into the interior of the tube body 111, thereby limiting the pressure inside the tube body 111. The length of the limiting member 114 is greater than the diameter of the tube 111, and the limiting member 114 may be a cylindrical structure such as a positioning pin or a bolt. The stopper 114 may be separated from the tube 111 and the core 112, or may be connected to the tube 111 or the core 112 by a string-like connecting member.

One end of the fixing member 115 is linked with the outside of the tube 111, and there is a gap between the fixing member 115 and the tube 111 for receiving laundry. The fixing member 115 may be provided in the following structure: the fixing member 115 includes a vertical portion and a horizontal portion, one end of the vertical portion is connected to the tube 111, the other end of the vertical portion is connected to the horizontal portion, a gap is provided between the horizontal portion and the tube 111, and clothes or bedclothes and the like can be inserted into the gap to fix the tube 111 to the clothes or bedclothes. The fixing member 115 may be a rope-shaped connecting member, one end of which is sleeved outside the tube 111, and the other end of which is sleeved on clothes or bedding.

One end of drainage tube 120 is connected to suction tube 110 and the other end is connected to indwelling tube 230. The drainage tube 120 may be provided as a tube such as an infusion tube.

The buckle 130 is detachably mounted on the drainage tube 120 for controlling the on/off of the drainage tube 120. The clip 130 may be configured as a clip that is clipped onto the drainage tube 120 to deform the drainage tube 120 to isolate the drainage tube 120. The latch 130 may also be configured as follows: the buckle 130 comprises a sleeving part and a roller, the sleeving part is arranged in a cuboid structure, the sleeving part is sleeved outside the drainage tube 120, the inside of the sleeving part is provided with a mounting groove for mounting the roller, the bottom wall of the mounting groove is arranged to be an inclined plane gradually rising along the axial direction of the drainage tube 120, the roller is mounted inside the sleeving part and located above the drainage tube 120, and the roller can rotate in the mounting groove to extrude the drainage tube 120 so as to change the flow area of the drainage tube 120.

In summary, the application method of the puncture drainage device provided by this embodiment is:

medical personnel holds the handheld portion, pierces the blade of pjncture needle 220 in patient's the mammary gland abscess to drive indwelling tube 230 and get into the inside of mammary gland abscess, pull out the back with pjncture needle 220 by the one end that is located human outside of indwelling tube 230 afterwards, medical personnel are manual or use fixed indwelling tube 230 such as sticky tape, connect the transfer line on indwelling tube 230.

The medical staff adjusts the core body 112 to a proper position, and then inserts the position-limiting members 114 into the corresponding position-limiting holes 1121 to fix the core body 112.

One end of the drainage tube 120 is connected to the infusion tube, and the other end of the drainage tube 120 is connected to the insertion part of the tube body 111, so that the tube body 111 is communicated with the indwelling tube 230. The accumulated liquid flows into the tube 111 under the action of the pressure difference. The medical staff hangs the patient's clothes in the gap between the fixing member 115 and the tube body 111 to fix the tube body 111.

During the aspiration process, the medical personnel can also adjust the roller as needed to change the flow rate of the drainage tube 120.

When the liquid in the suction tube 110 approaches 2/3 of the suction volume, the infusion tube can be detached from the connection port, and the core 112 at the end of the suction tube 110 is pulled out after the detachment to pour out the liquid. For preventing that the transfer line from dismantling back liquid and flow backward, can close buckle 130 completely earlier before dismantling, pour the hydrops back, insert the body 111 again to core 112 in, the transfer line is reconnected and is kept somewhere pipe 230, opens buckle 130, and the continuous negative pressure suction hydrops of pumpback 112 secondary production.

Use the utility model discloses a during puncture drainage device, only need set up on patient's mammary gland be enough to hold keep somewhere the pipe 230 the opening can, need not to open the mammary gland, also need not the gauze and pack the drainage, harm little to the mammary gland, not only reduced patient's misery, still protected the mammary gland at to a great extent, reduced the unplanned rate of leaving breast. In addition, when the puncture drainage device of the utility model is used, the wound is extremely small, the scar of the patient after recovery is obviously reduced compared with the prior art, and the psychological burden of the patient can be reduced. Meanwhile, the breast feeding rate can be improved, and the breast-fed mothers are kept without increasing the mastitis recurrence risk in the subsequent lactation period.

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 depart from the spirit and scope of the present invention.

Claims

1. A puncture drainage device is characterized by comprising a drainage mechanism and a puncture mechanism;

the drainage mechanism comprises a suction pipe, and the suction pipe is connected with the puncture mechanism;

the interior of the puncture mechanism is hollow and forms a fluid channel which is communicated with the suction pipe;

one end of the puncture mechanism, which is far away from the suction tube, is provided with a blade part, and the blade part is configured to be capable of extending into the interior of the mammary abscess so that the mammary abscess is communicated with the fluid channel; the effusion in the mammary abscess enters the interior of the suction pipe through the fluid channel under the suction effect of the suction pipe.

2. The lancing drainage device of claim 1, wherein the lancing mechanism comprises a lancing needle and an indwelling tube;

said indwelling tube is configured to be connectable to said suction tube; the fluid channel is formed inside the indwelling tube;

the puncture needle part is inserted in the indwelling tube, the blade part is arranged at one end of the puncture needle, and the blade part is positioned outside the indwelling tube.

3. The puncture drainage device according to claim 2, wherein the side of the indwelling tube is provided with a through hole, and the through hole is communicated with the fluid channel.

4. The puncture drainage device according to claim 2, wherein the indwelling tube is provided with a plug at an end facing away from the blade portion, and the suction tube is detachably mounted on the plug.

5. The lancing drainage device of claim 1, wherein the suction tube comprises a tube body and a core;

one end of the tube body is connected with the puncture mechanism, and the interior of the tube body is communicated with the fluid channel;

one end of the core body extends into the pipe body and seals the space inside the pipe body; the core can move along the direction of the axis of the core so as to change the pressure inside the pipe body.

6. The lancing drainage device of claim 5, wherein the suction tube further comprises a stop;

the core body is provided with a plurality of limiting holes;

the limiting piece is inserted into the limiting hole and abuts against one end of the tube body, which is far away from the puncture mechanism; the limiting piece is used for limiting the length of the core body extending into the pipe body, so that the pressure inside the pipe body is limited.

7. The puncture drainage device according to claim 5, wherein a sealing plug is provided at one end of the core body, and the sealing plug abuts against the inner wall of the tube body.

8. The puncture drainage device according to claim 1, wherein the drainage mechanism further comprises a drainage tube, one end of which is connected to the suction tube and the other end of which is connected to the puncture mechanism.

9. The puncture drainage device according to claim 8, wherein the drainage mechanism further comprises a buckle, and the buckle is detachably mounted on the drainage tube and used for controlling the on-off of the drainage tube.

10. The lancing drainage device of claim 5, wherein the suction tube further comprises a fixture having one end connected to the exterior of the tube and having a gap therebetween for receiving clothing.