CN216876519U

CN216876519U - Inflatable puncture outfit

Info

Publication number: CN216876519U
Application number: CN202121135664.0U
Authority: CN
Inventors: 袁小亮; 鲁金辉; 谢小英
Original assignee: Shenzhen Yingmai Medical Equipment Co ltd
Current assignee: Shenzhen Yingmai Medical Equipment Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-07-05
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an inflatable puncture outfit, which comprises a puncture outfit body and an air inlet mechanism, wherein the puncture outfit body comprises a sleeve pipe assembly, and an air charging channel is formed in the sleeve pipe assembly; the air inlet mechanism comprises a shell assembly, a valve core assembly, a first valve body and a second valve body, the shell assembly is installed on the sleeve assembly, an inflation cavity is formed in the shell assembly, and the inflation cavity is provided with an installation opening and an air passing opening communicated with an inflation channel; the valve core assembly extends into the inflation cavity from the mounting port to cause the volume change of the inflation cavity, and an air inlet channel is formed in the valve core assembly and communicated with the inflation cavity and the outside; the first valve body is movably arranged on the valve core assembly and used for opening or blocking the air inlet channel; the second valve body is movably arranged on the shell component and used for opening or blocking the air passing port. The technical scheme of the utility model realizes the inflatable function of facilitating the medical personnel to use the puncture outfit and improves the convenience of the puncture outfit.

Description

Inflatable puncture outfit

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an inflatable puncture outfit.

Background

In actual operation, particularly in laparoscopic operation, pneumoperitoneum needs to be established to separate the abdominal cavity inner wall and the internal organ part of a patient, and an operation space is established, and in the prior art, the operation space is established in the patient body, gas is injected into an operation position of the patient, so that an inflating device needs to be additionally arranged, the step of preparing the inflating device for inflating the puncture outfit is added, for example, the inflating device is found, and the operation process is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an inflatable puncture outfit, which aims to facilitate the medical care personnel to use the inflatable function of the puncture outfit and improve the convenience of the puncture outfit.

To achieve the above object, the present invention provides an inflatable puncture device comprising

The puncture outfit comprises a puncture outfit body, wherein the puncture outfit body comprises a sleeve pipe assembly, and an air charging channel is formed in the sleeve pipe assembly; and

an air intake mechanism, the air intake mechanism comprising:

the shell assembly is mounted on the sleeve assembly, an inflation cavity is formed in the shell assembly, and the inflation cavity is provided with a mounting port and a gas passing port communicated with the inflation channel;

the valve core assembly extends into the inflation cavity from the mounting port and is used for causing the volume change of the inflation cavity, an air inlet channel is formed in the valve core assembly and is communicated with the inflation cavity and the outside;

the first valve body is movably arranged on the valve core assembly and used for opening or blocking the air inlet channel; and

the second valve body is movably arranged on the shell component and is used for opening or blocking the air passing port;

when the valve core assembly enables the volume of the inflation cavity to be reduced, the second valve body opens the air passing port, air in the inflation cavity is pressed into the inflation channel, when the valve core assembly enables the volume of the inflation cavity to be increased, the second valve body blocks the air passing port, and the first valve body opens the air inlet channel, so that outside air is supplemented into the inflation cavity.

Optionally, the valve core assembly comprises a button and a valve core which are fixedly connected, the outer wall of the button is in sealing connection with the cavity wall of the inflation cavity, the air inlet channel is formed in the button and is provided with an air inlet hole and an air outlet hole which are communicated with the air inlet channel, and the first valve body is located between the button and the valve core and corresponds to the air outlet hole.

Optionally, the button includes air inlet portion and protruding locating the outside sealing of air inlet portion, air inlet portion is formed with intake duct, inlet port and venthole, the sealing with the centre gripping has the sealing washer between the chamber wall in inflation chamber.

Optionally, the sealing portion is disposed around the air inlet portion, an annular groove is formed on the sealing portion in a concave manner, and the sealing ring is embedded in the annular groove.

Optionally, the valve core includes a post fastening portion, the post fastening portion is located in the inflation cavity and extends towards the air vent, the inflation cavity includes a first cavity section and a second cavity section which are communicated with each other, wherein the inner diameter of the second cavity section is larger than that of the first cavity section, the button is installed in the first cavity section, under the action of external force, after the sealing portion enters the second cavity section, the post fastening portion pushes the second valve body, and the inflation cavity is communicated with the inflation channel and the outside.

Optionally, the housing assembly includes a housing body and a limiting portion disposed on an inner wall of the mounting opening, and the limiting portion is configured to limit the sealing portion to separate from the housing body.

Optionally, the shell body includes first casing and second casing of fixed connection, the puncture ware body still includes the intercommunication portion, the intercommunication portion install in the outer wall of thimble assembly, the intercommunication portion with aerify and say the intercommunication, the second casing with intercommunication portion fixed connection, the second casing has seted up the gas passing port, first casing has seted up the installing port and forms first chamber section and second chamber section, wherein, post knot portion overcoat is equipped with reset spring, reset spring both ends are fixed in respectively first casing with the second casing, the button install in first chamber section, under the external force orders about, the button orientation the motion of second chamber section, when external force disappears, the button is in move to the external world under reset spring's effect and by spacing portion blocks.

Optionally, the second casing includes fixed connection's installation department and butt joint portion, the gas passing mouth runs through the installation department with butt joint portion, the installation department with intercommunication portion fixed connection, the second valve body be located the installation department with between the intercommunication portion, annular mounting groove has been seted up to butt joint portion, reset spring is fixed in annular mounting groove.

Optionally, the second valve body is located between the communication portion and the second housing and is disposed corresponding to the air passing port.

Optionally, the sleeve assembly includes a hollow tube, a sleeve sleeved outside the hollow tube, and a positioning ring installed on an outer wall of the sleeve, the air charging channel is formed between the hollow tube and the sleeve, a balloon is connected to a tail end of the sleeve, and the balloon is located below the positioning ring.

According to the technical scheme, the air inlet mechanism is arranged on the sleeve assembly of the puncture outfit body, so that medical personnel can directly act on the air inlet mechanism to convey outside air to the inflation channel in the sleeve assembly, the purpose of operation is further achieved, and the convenience of the puncture outfit is improved. During the use, drive the valve core subassembly, make the chamber volume of aerifing in the casing subassembly diminish, the air in chamber is aerifyd in further compression, the gas port has been opened to the second valve body, make the air admission and aerify the gas channel of chamber intercommunication, when the valve core subassembly resets, the gas port is crossed in the shutoff of second valve body, first valve body opens the intake duct this moment and makes the outside air supply fill in and aerify the chamber, when driving the valve core subassembly once more, the air that is located aerify the chamber is impressed and is filled the gas channel, so drive the valve core subassembly repeatedly, alright carry into in the puncture ware with the outside air, and then establish an operation space, and is simple and convenient, can accelerate the operation process, also make things convenient for medical personnel's operation, improve the convenience of puncture ware.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an inflatable puncture outfit according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a cross-sectional view of the structure of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a schematic perspective view of the valve element.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an inflatable puncture outfit.

Referring to fig. 1 to 4, in the embodiment of the present invention, the inflatable puncture outfit comprises a puncture outfit body 1 and an air inlet mechanism 2, the puncture outfit body 1 comprises a cannula assembly 10, and an inflation channel 103 is formed in the cannula assembly 10; the air inlet mechanism 2 comprises a shell assembly 20, a valve core assembly 30, a first valve body 401 and a second valve body 402, wherein the shell assembly 20 is mounted on the sleeve assembly 10, an inflation cavity 201 is formed in the shell assembly 20, and the inflation cavity 201 is provided with a mounting port 204 and a gas passing port 207 communicated with the inflation channel 103; the valve core assembly 30 extends into the inflation cavity 201 from the mounting port 204 to cause the volume change of the inflation cavity 201, an air inlet channel 301 is formed in the valve core assembly 30, and the air inlet channel 301 is communicated with the inflation cavity 201 and the outside; the first valve body 401 is movably mounted on the valve core assembly 30 and used for opening or blocking the air inlet channel 301; the second valve body 402 is movably mounted on the housing assembly 20 for opening or closing the air vent 207; when the valve core assembly 30 enables the volume of the inflation cavity 201 to be reduced, the second valve body 402 opens the air passing opening 207, air in the inflation cavity 201 is pressed into the inflation channel 103, when the valve core assembly 30 enables the volume of the inflation cavity 201 to be increased, the second valve body 402 blocks the air passing opening 207, and the first valve body 401 opens the air inlet channel 301, so that outside air is supplemented into the inflation cavity 201.

Further, the sleeve assembly 10 includes a hollow tube 101, a sleeve 102 sleeved outside the hollow tube 101, and a positioning ring 104 mounted on an outer wall of the sleeve 102, an inflation channel 103 is formed between the hollow tube 101 and the sleeve 102, a balloon 105 is connected to a tail end of the sleeve 102, and the balloon 105 is located below the positioning ring 104.

The puncture outfit comprises a puncture needle (not shown) and a puncture outfit body 1, when puncture is carried out, a doctor holds the puncture outfit, after the puncture needle cuts the skin of a patient into an incision part, force is continuously applied to the puncture outfit body 1, when the puncture outfit body 1 is inserted into the incision part of the patient, a balloon 105 is completely arranged in the incision, and a positioning ring 104 is clamped on the skin of the patient, gas is filled into the balloon 105 in the body through an external force driving air inlet mechanism 2, so that the balloon 105 is expanded and tightly attached into the incision, at the moment, under the matching action of the positioning ring 104 and the balloon 105, the puncture outfit body 1 is firmly and reliably fixed at the incision part of the patient, and the operation can be continued.

The shell assembly 20 is fixed to the sleeve assembly 10 through welding or bonding, other connection modes such as clamping and threading are also applicable, the valve core assembly 30 extends into the inflation cavity 201 from the mounting port 204 on the shell assembly 20, the volume of the inflation cavity 201 can be changed through the movable valve core assembly 30, and then air in the inflation cavity 201 enters the inflation channel 103 of the sleeve assembly 10, and air is injected into the balloon 105 to expand and clamp the cut part; the first valve body 401 is movably installed in the valve core assembly 30, when external air enters the air inlet channel 301, the external air pressure is higher than the air pressure in the air charging cavity 201, so that the first valve body 401 deforms to open the air inlet channel 301, and further, the external air enters the air charging cavity 201 through the first valve body 401; the second valve body 402 is movably arranged between the shell assembly 20 and the sleeve assembly 10, the volume of the inflation cavity 201 is changed by pushing the valve core assembly 30 to approach the sleeve assembly 10, the air pressure in the inflation cavity 201 is increased, the second valve body 402 deforms to open the air vent 207, the first valve body 401 reversely deforms to block the air inlet channel 301, the air in the inflation cavity 201 enters the air inflation channel 103 under the pushing of the valve core assembly 30, the air is injected into the air bladder 105 in the opening in a beveling manner, when the air pressure in the air inflation channel 103 is higher than the air pressure in the inflation cavity 201, the air in the air inflation channel 103 enables the second valve body 402 to reversely deform to block the air vent 207, the unidirectional circulation of the air is realized, and the inflation efficiency is improved; in order to realize the elastic deformation of the first valve body 401 and the second valve body 402, the first valve body 401 and the second valve body 402 are made of silicone, but other materials with elastic deformation may be used.

This application sleeve 102 cover is located hollow tube 101 and at sleeve 102 outer wall fixed connection holding ring 104, and sleeve 102 tail end connection sacculus 105, so that the sacculus 105 that is full of the air can with the common epidermis of centre gripping incision position of holding ring 104, further fix puncture ware body 1, reduce slippage and gas leakage phenomenon, and sacculus 105 also can the shutoff incision position, play certain hemostasis by compression effect, in other embodiments, hollow tube 101 optional cover is established outside sleeve 102, holding ring 104 is located the hollow tube 101 outer wall, set up the gas pocket on hollow tube 101 with the intercommunication lie in the sacculus 105 on hollow tube 101 outer wall, it is located hollow tube 101 to fill air flue 103 this moment, also can carry out air injection to sacculus 105.

According to the technical scheme, the air inlet mechanism 2 is arranged on the sleeve assembly 10 of the puncture outfit body 1, so that medical personnel can directly act on the air inlet mechanism 2 to convey outside air to the inflation channel 103 in the sleeve assembly 10, the purpose of operation is further achieved, and the convenience of the puncture outfit is improved. During the use, valve element assembly 30 is driven, make the chamber 201 volume of aerifing in the casing subassembly 20 diminish, further compress the air of aerifing chamber 201, gas port 207 is opened to second valve body 402, make the air admission and aerify the gas channel 103 of aerifing the chamber 201 intercommunication, when valve element assembly 30 resets, gas port 207 is crossed in the shutoff of second valve body 402, first valve body 401 opens intake duct 301 this moment and makes the external air supply fill in aerify chamber 201, when driving valve element assembly 30 once more, the air that is located aerify chamber 201 is impressed and is aerifyd gas channel 103, so drive valve element assembly 30 repeatedly, alright carry into in the puncture ware with external air, and then establish an operating space, and is simple and convenient, can accelerate the operation process, also make things convenient for medical personnel's operation, improve the convenience of puncture ware.

Referring to fig. 2 to 4, in an embodiment, the valve core assembly 30 includes a button 302 and a valve core 306 fixedly connected, an outer wall of the button 302 is in sealed connection with a cavity wall of the charging cavity 201, an air inlet 301 is formed in the button 302 and is provided with an air inlet hole 303a and an air outlet hole 303b communicated with the air inlet 301, and the first valve body 401 is located between the button 302 and the valve core 306 and is arranged corresponding to the air outlet hole 303 b. Further, the button 302 includes an air inlet portion 303 and a sealing portion 304 protruding from the air inlet portion 303, the air inlet portion 303 is formed with an air inlet channel 301, an air inlet hole 303a and an air outlet hole 303b, and a sealing ring 305 is clamped between the sealing portion 304 and the wall of the inflation cavity 201. Specifically, the sealing portion 304 is provided around the air intake portion 303, an annular groove 304a is formed in the sealing portion 304 in a recessed manner, and the seal ring 305 is fitted in the annular groove 304 a.

The button 302 of the present application includes an air inlet portion 303 and a sealing portion 304, an air inlet channel 301 is formed in the air inlet portion 303, the air inlet channel 301 is formed on the air inlet portion 303 and is provided with at least one air inlet hole 303a and an air outlet hole 303b, as can be seen from the above description, the valve core assembly 30 is hermetically installed in the housing assembly 20, the sealing portion 304 can be convexly disposed outside the air inlet portion 303 or concavely disposed outside the air inlet portion 303, and a sealing ring 305 is clamped between the sealing portion 304 and a cavity wall of the inflation cavity 201, so that the valve core assembly 30 and the housing assembly 20 are hermetically connected, air leakage into the inflation cavity 201 is prevented, and the inflation effect is affected, the air inlet portion 303 is provided with two air inlet holes 303a, and the two air inlet holes 303a are symmetrically disposed on two sides of the air inlet channel 301, so as to increase the air inflow, the air inlet holes 303a are located outside the housing assembly 20, so that air enters the air inlet channel 301, the air inlet portion 303 is provided with an air outlet hole 303b, and is located housing assembly 20, and outside air gets into intake duct 301 and concentrated and flow out by a venthole 303b by two inlet holes 303a, is favorable to increaseing the power of assaulting first valve body 401 for first valve body 401 takes place to warp, improves air intake efficiency.

Referring to fig. 2 and 4 to 5, in an embodiment, the valve core 306 includes a post-buckling portion 307, the post-buckling portion 307 is located in the inflation cavity 201 and extends toward the air vent 207, the inflation cavity 201 includes a first cavity segment 201a and a second cavity segment 201b which are communicated with each other, wherein an inner diameter of the second cavity segment 201b is larger than an inner diameter of the first cavity segment 201a, the button 302 is installed on the first cavity segment 201a, and after the sealing portion 304 enters the second cavity segment 201b under the urging of an external force, the post-buckling portion 307 pushes the second valve body 402 open, and the inflation cavity 201 is communicated with the inflation cavity 103 and the outside.

In the application, a button 302 is arranged on a first cavity section 201a, external air enters a second cavity section 201b through an air inlet channel 301 of the button 302, and the button 302 is driven to move towards an air outlet 207 by external force, so that the air in the second cavity section 201b enters an air charging channel 103, and in the process, the button 302 is always positioned on the first cavity section 201a and is in sealing connection with the cavity wall of the first cavity section 201 a; the first valve body 401 is located between the button 302 and the valve core 306, the valve core 306 includes a post-buckling portion 307, the post-buckling portion 307 includes a connecting block 307c and a buckling arm 307b which are fixedly connected, one end of the buckling arm 307b facing the air passing hole 207 is provided with a buckling portion 307a, the buckling portion 307a is convexly arranged on the outer wall surface of the buckling arm 307b, the outer diameter of the buckling portion 307a is gradually reduced in the direction of the air passing hole so that the buckling portion 307a can enter the air passing hole, the outer wall surface of the buckling portion 307a is provided with at least one avoiding surface 307d, the two avoiding surfaces 307d are symmetrically arranged on the outer wall surface of the buckling portion 307a to accelerate the air discharging rate, the connecting block 307c is provided with at least one avoiding hole 306a and is fixedly connected with the button 302, which can be relatively fixed in a connection manner such as welding or clamping, the first valve body 401 is movably arranged between the connecting block 307c and the button 302, when the first valve body 401 is deformed to open the air outlet hole 303b of the button 302, allowing outside air to pass through the first valve body 401 and enter the second chamber section 201b through the relief hole 306 a; in another embodiment, the stud portion 307 includes a connecting frame and a latch arm 307b, which are fixedly connected, one end of the latch arm 307b facing the air passing hole 207 is provided with a latch portion 307a, the latch portion 307a is protruded on an outer wall surface of the latch arm 307b, and an outer diameter of the latch portion 307a gradually decreases in a direction facing the air passing hole, so that the latch portion 307a enters the air passing hole, the outer wall surface of the latch portion 307a is symmetrically provided with two avoiding surfaces 307d, the connecting frame is composed of a plurality of connecting ribs, and is fixedly connected with the button 302 through the connecting ribs, which may be relatively fixed by welding or clamping, and an avoiding hole 306a is provided between two adjacent connecting ribs, when the first valve body 401 deforms to open the air outlet hole 303b, so that the outside air passes through the first valve body 401 and enters the second cavity section 201b through the avoiding hole 306 a.

When the locking portion 307a enters the air vent 207 and the top end of the locking portion 307a pushes the second valve body 402 away from the air vent 207, the sealing portion 304 enters the second cavity segment 201b, the sealing portion 304 is separated from the cavity wall of the first cavity segment 201a, so that the second cavity segment 201b is communicated with the first cavity segment 201a and the outside, the post locking portion 307 is clamped in the air vent 207 through the locking portion 307a and is fixedly connected with the housing assembly 20, and the air in the air inflation channel 103 enters the air vent 207 through the second valve body 402 and enters the air inflation cavity 201 through a gap between the air vent 207 and the air relief surface 307 d. The post-locking portion 307 is made of silicone material and can be pressed into the air-passing opening 207 and pushed open the second valve body 402.

Referring to fig. 4, in an embodiment, the housing assembly 20 includes a housing body 202 and a position-limiting portion 205 disposed on an inner wall of the mounting opening 204, wherein the position-limiting portion 205 is configured to limit the sealing portion 304 from being separated from the housing body 202. Further, the housing body 202 includes a first housing 203 and a second housing 206 that are fixedly connected, the puncture outfit body 1 further includes a communicating portion 106, the communicating portion 106 is installed on an outer wall of the cannula assembly 10, the communicating portion 106 is communicated with the inflation channel 103, the second housing 206 is fixedly connected with the communicating portion 106, the second housing 206 is provided with an air passing port 207, the first housing 203 is provided with an installation port 204 and forms a first cavity section 201a and a second cavity section 201b, wherein a return spring 308 is sleeved outside the post buckle portion 307, two ends of the return spring 308 are respectively fixed to the first housing 203 and the second housing 206, the button 302 is installed on the first cavity section 201a, the button 302 moves toward the second cavity section 201b under the driving of an external force, and when the external force disappears, the button 302 moves to the outside under the action of the return spring 308 and is blocked by the limiting portion 205. Further, the second housing 206 includes a mounting portion 208 and an abutting portion 209 that are fixedly connected, the air passing port 207 penetrates through the mounting portion 208 and the abutting portion 209, the mounting portion 208 is fixedly connected with the communicating portion 106, the second valve body 402 is located between the mounting portion 208 and the communicating portion 106, the abutting portion 209 is provided with an annular mounting groove 210, and the return spring 308 is fixed to the annular mounting groove 210. Specifically, the second valve body 402 is located between the communication portion 106 and the second housing 206, and is provided corresponding to the air passing port 207.

The shell assembly 20 comprises a shell body 202 and a limiting part 205 arranged on the inner wall of the mounting hole 204, the button 302 enters the shell assembly 20 from the mounting hole 204 and is in sealing connection with the inner wall of the shell assembly 20, the outer wall of the air inlet part 303 of the button 302 is convexly provided with a sealing part 304, the sealing part 304 can be matched with the limiting part 205, the button 302 is prevented from being separated from the shell body 202, and the structure of the air inlet mechanism 2 is further compact; the shell body 202 comprises a first shell 203 and a second shell 206, the first shell 203 and the second shell 206 can be fixed through welding or threaded connection and other connection modes, the button 302 is movably installed in the first shell 203, a post buckle portion 307 fixedly connected with the button 302 is sleeved with a return spring 308, the second shell 206 comprises a butting portion 209, the butting portion 209 is provided with an annular installation groove 210 for fixing the return spring 308, the button 302 drives the post buckle portion 307 to move towards the second shell 206 under the driving of external force, the return spring 308 is compressed at the moment, when the external force disappears, the compressed return spring 308 can push the button 302 reversely to be blocked by the limiting portion 205, and the button 302 is further prevented from popping out of the first shell 203 under the action of the return spring 308; the second housing 206 further includes a mounting portion 208, the puncture outfit body 1 further includes a communication portion 106, the second housing 206 and the communication portion 106 are fixedly connected, which may be in a connection manner such as welding, clamping or screwing, and the second valve body 402 is located between the second housing 206 and the communication portion 106.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An inflatable puncture outfit, which is characterized by comprising

an air intake mechanism, the air intake mechanism comprising:

2. The inflatable puncture outfit of claim 1, wherein the valve core assembly comprises a button and a valve core which are fixedly connected, the outer wall of the button is hermetically connected with the cavity wall of the inflation cavity, the air inlet channel is formed in the button and is provided with an air inlet hole and an air outlet hole which are communicated with the air inlet channel, and the first valve body is positioned between the button and the valve core and is arranged corresponding to the air outlet hole.

3. The inflatable puncture outfit of claim 2, wherein the button comprises an air inlet portion and a sealing portion protruding from the air inlet portion, the air inlet portion is formed with the air inlet channel, the air inlet hole and the air outlet hole, and a sealing ring is clamped between the sealing portion and the wall of the inflation cavity.

4. The inflatable puncture instrument according to claim 3, wherein the sealing portion is disposed around the air inlet portion, the sealing portion is recessed to form an annular groove, and the sealing ring is fitted into the annular groove.

5. The inflatable puncture instrument of claim 3, wherein the valve core comprises a post-buckling portion, the post-buckling portion is located in the inflation cavity and extends towards the air vent, the inflation cavity comprises a first cavity section and a second cavity section which are communicated with each other, the inner diameter of the second cavity section is larger than that of the first cavity section, the button is installed on the first cavity section, after the sealing portion enters the second cavity section under the driving of an external force, the post-buckling portion jacks the second valve body, and the inflation cavity is communicated with the inflation channel and the outside.

6. The inflatable puncture instrument of claim 5, wherein the housing assembly comprises a housing body and a stopper portion provided on an inner wall of the mounting opening, the stopper portion being configured to restrict the sealing portion from being detached from the housing body.

7. The inflatable puncture instrument of claim 6, wherein the housing body comprises a first housing and a second housing fixedly connected, the puncture outfit body also comprises a communicating part which is arranged on the outer wall of the sleeve assembly, the communicating part is communicated with the inflation channel, the second shell is fixedly connected with the communicating part, the second shell is provided with the air passing port, the first shell is provided with the mounting port and forms the first cavity section and the second cavity section, wherein, the column buckle part is sleeved with a return spring, two ends of the return spring are respectively fixed on the first shell and the second shell, the button is arranged on the first cavity section, under the external force drive, the button moves towards the second cavity section, and when the external force disappears, the button moves outwards under the action of the return spring and is blocked by the limiting part.

8. The inflatable puncture outfit of claim 7, wherein the second housing comprises a mounting portion and an abutting portion, the air vent penetrates through the mounting portion and the abutting portion, the mounting portion is fixedly connected with the communicating portion, the second valve body is located between the mounting portion and the communicating portion, the abutting portion is provided with an annular mounting groove, and the return spring is fixed in the annular mounting groove.

9. The inflatable puncture instrument of claim 7, wherein the second valve body is located between the communication portion and the second housing and is disposed in correspondence with the air vent.

10. The inflatable puncture outfit of claim 1, wherein the sleeve assembly comprises a hollow tube, a sleeve sleeved outside the hollow tube, and a positioning ring mounted on the outer wall of the sleeve, the inflation channel is formed between the hollow tube and the sleeve, and a balloon is connected to the tail end of the sleeve and located below the positioning ring.