CN218009810U

CN218009810U - Multi-channel laparoscope operating platform

Info

Publication number: CN218009810U
Application number: CN202221480204.6U
Authority: CN
Inventors: 郭琪; 陈熙
Original assignee: Nanjing Xinke Medical Instrument Co ltd
Current assignee: Nanjing Xinke Medical Instrument Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-12-13
Anticipated expiration: 2032-06-14

Abstract

The utility model relates to a peritoneoscope operation platform of multichannel, including multichannel seal, puncture sleeve pipe, vent pipe and protective sheath, the multichannel seal includes base and seal membrane, the upper portion of base with seal membrane fixed connection, the lower part of base with the connection can be dismantled to the protective sheath, puncture sleeve pipe is inserted and is established on the seal membrane, vent pipe comprises two-way valve, connecting tube and passageway, two-way valve is set up connecting tube's one end, connecting tube's the other end with the one end of passageway is connected, the other end of passageway is inserted and is established in the seal membrane. The ventilation pipeline can be used for ventilation and smoke exhaust, so that the problems that an air inlet is easily shielded by a sealing body, the air inflow is insufficient, the smoke exhaust function is unavailable and the like are solved.

Description

Multi-channel laparoscope operating platform

Technical Field

The utility model relates to the field of medical equipment, concretely relates to peritoneoscope operation platform of multichannel.

Background

The laparoscopic single-port surgery is to cover an incision by utilizing a natural scar umbilical orifice of a human body and carry out the surgery by placing a laparoscope and surgical instruments. Compared with the traditional porous laparoscopic surgery, the wound is small, the recovery is fast, and the postoperative cosmetic effect is good, so that the laparoscopic single-hole surgery is a hot spot in the current surgical field and clinical application. The quantity and the position that surgical instruments got into are fixed and can not change among the current peritoneoscope puncture ware product, and air vent and gas vent position are fixed and can not change, are sheltered from by the seal easily, and the air input is not enough. For example, chinese patent CN201721490982 discloses a floating type multi-channel laparoscopic surgery access platform, which comprises an opening protector and an upper cover, wherein the upper cover comprises an upper sealing body, a flexible sealing body and a lower sealing body, the flexible sealing body is a cylindrical structure, the upper sealing body is connected with the lower sealing body through the flexible sealing body, and the lower sealing body is connected with the opening protector. The inlet channel of the product is fixedly connected with the upper sealing body in the modes of injection molding, thermosetting, gluing, thermal welding and the like. Therefore, the positions of the puncture outfit and the access channel are fixed and can not be changed at will, the surgical instruments are inconvenient to replace in the surgical operation process, the insertion tube channel surface can not be ensured to be vertical to the operation platform surface, and the excessive operation of the instruments is easily caused. When the doctor operates the instrument, the puncture instrument moves with the instrument, and the seal body deforms, so that the vent hole in the side end of the lower seal body is easily blocked.

Disclosure of Invention

In view of the problem that prior art exists, this application aims at providing a peritoneoscope operation platform of multichannel for the air inlet is sheltered from by the seal easily in solving current peritoneoscope operation, and the air input is not enough, does not have the function scheduling problem of discharging fume.

The purpose of the application is mainly realized by the following technical scheme:

the utility model provides a peritoneoscope operation platform of multichannel, includes multichannel seal, puncture sleeve pipe and protective sheath, the multichannel seal includes base and seal membrane, the upper portion of base with seal membrane fixed connection, the lower part of base with the connection can be dismantled to the protective sheath, puncture sleeve pipe is inserted and is established on the seal membrane, peritoneoscope operation platform still includes vent pipe, vent pipe comprises two-way valve, connecting tube and passageway, two-way valve is set up connecting tube's one end, connecting tube's the other end with the one end of passageway is connected, the other end of passageway is inserted and is established in the seal membrane.

The purpose of the application can be further realized by the following technical scheme:

in one embodiment, there are two of the aeration conduits, with one being used for aeration and the other being used for smoke evacuation.

In one embodiment, a plurality of slots are provided in the upper portion of the base into which a portion of the sealing membrane is snapped.

In one embodiment, a groove is provided in a lower portion of the base.

In one embodiment, a buckle is arranged on the base, and the base and the protective sleeve are detachably connected through the buckle.

In one embodiment, the puncture cannula includes a cannula cover, an upper cannula, a lower cannula, a sealing valve, and a puncture needle for piercing the sealing body to facilitate insertion of the puncture cannula into the sealing body.

In a preferred embodiment, the sleeve cover is provided with a positioning column, the sealing valve is provided with a sealing valve positioning hole, the upper sleeve is provided with an upper sleeve positioning hole, and the positioning column is in interference fit connection with the sealing valve positioning hole and the upper sleeve positioning hole.

In a preferred embodiment, a slip-off prevention element is arranged on the outside of the lower casing.

In a preferred embodiment, the puncture cannula further comprises a choke valve, which is arranged in the lower cannula and fixedly connected to the lower cannula.

In a more preferred embodiment, the choke valve is a one-way valve.

Compared with the prior art, the multichannel laparoscope operating platform has at least one of the following beneficial effects:

(1) Set up at least one air duct on the multichannel seal, this air duct can be used to ventilate and discharge fume, is convenient for connect pneumoperitoneum machine in the operation process and injects gas and exhaust for the laparoscopic surgery, has solved among the prior art air inlet and has been sheltered from by the seal easily, and the air input is not enough, does not have the function scheduling problem of discharging fume.

(2) In order to ensure the sealing performance in the operation process, the air blocking valve is additionally arranged in the puncture cannula, and the sealing valve and the air blocking valve arranged in the puncture cannula jointly form a double-air-tightness structure, so that the sealing performance of an operation system is enhanced, and the surgical instrument is ensured to be air-tight when passing through the puncture cannula.

(3) Set up by a plurality of trench on the base, increased the faying face of seal membrane with the base for the seal membrane is difficult to drop from the base, and buckle structural design on the base makes base and protective sheath interlock inseparable moreover, is difficult for droing. The improvement of the base structure enhances the connection strength of each component of the multi-channel sealing body, so that the whole laparoscope operation sealing system has better air tightness.

Drawings

The drawings, in which like reference numerals refer to like parts throughout, are for the purpose of illustrating particular embodiments only and are not to be considered limiting of the invention.

Fig. 1 is a schematic overall structure diagram of a multi-channel laparoscope operating platform according to a first embodiment of the present invention.

Fig. 2 is a schematic structural view of a multi-channel sealing body according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an air duct according to a first embodiment of the present invention.

Fig. 4a and 4b are schematic structural views of a puncture cannula according to a second embodiment of the present invention.

FIG. 5 is a schematic view of one embodiment of the cannula deployment of the puncture cannula of FIG. 4 a.

Fig. 6a is a schematic structural diagram of a base of a multi-channel sealing body according to the second embodiment of the present invention.

Fig. 6b is a schematic cross-sectional view of a base of a multi-channel sealing body according to an embodiment of the present invention.

Fig. 7 is a schematic view of a fitting connection structure between the sealing valve and the sleeve cover and the upper sleeve according to the second embodiment of the present invention.

Reference numerals are as follows:

1. a multi-channel seal body; 2. puncturing a cannula; 3. a protective sleeve; 4. an air duct; 11. buckling; 12. a base; 13. sealing the film; 21. a cannula cover; 22. sleeving a sleeve; 23. setting a sleeve; 24. a sealing valve; 25. puncturing needle; 26. a choke valve; 121. a slot position; 122. a groove; a positioning post; 221. positioning holes of the upper sleeve; 231; a drop-preventing member; 241 sealing the valve positioning hole; 41. a two-way valve; 42. connecting a pipeline; 43. a channel.

Detailed Description

The technical solutions of the present application and the advantages thereof are described in further detail below with reference to the accompanying drawings and the specific embodiments. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the concepts of the invention.

Example one

A multi-channel laparoscope operation platform is shown in figure 1 and comprises a multi-channel sealing body 1, a puncture sleeve 2, a protective sleeve 3 and a vent pipe 4, as shown in figure 2, the multi-channel sealing body 1 comprises a base 12 and a sealing film 13, the sealing film 13 is made of silica gel, the upper portion of the base 12 is fixedly connected with the sealing film 13 through a high-temperature hot-pressing integral injection molding method, so that the sealing film 13 is tightly combined with the base 12 and is not prone to falling off, the lower portion of the base 12 is detachably connected with the protective sleeve 3, the puncture sleeve 2 is inserted into the sealing film 12, a buckle 11 is arranged on the base, the buckle 11 is connected with the base 12 through a bolt, the base 12 is detachably connected with the protective sleeve 3 through the buckle 11, as shown in figure 3, the vent pipe 4 is composed of a two-way valve 41, a connecting pipe 42 and a channel 43, the two-way valve 41 is arranged at one end of the connecting pipe 42, the connecting pipe 42 is connected with the two-way valve 41 through an adhesive, the other end of the connecting pipe 42 is connected with one end of the channel 43 through an adhesive, and the other end of the channel 43 is inserted into the vent pipe 13. In one embodiment, the clasp 11 is fixedly attached to the side of the base 12.

In one embodiment, two of said air ducts 4 are inserted in suitable positions of the sealing body 13 according to the requirements, one air duct 4 being used for ventilation and the other air duct 4 being used for smoke evacuation. When ventilation is required, the pneumoperitoneum apparatus is connected to the two-way valve 41, and ventilation is performed by opening the two-way valve 41. The other ventilation duct 4 is not connected to the pneumoperitoneum machine, and when smoke evacuation is required, the two-way valve 41 is opened, and smoke is evacuated from the ventilation duct 4 as the surgical instrument swings. The utility model discloses set up at least one vent pipe 4 on multichannel seal 1, be convenient for connect the pneumoperitoneum machine in the operation process and inject into gas and exhaust in order to supply the laparoscopic surgery, solved among the prior art that the air inlet is easy to be sheltered from by the seal, the air input is not enough, does not have the function scheduling problem of discharging fume.

In order to facilitate the insertion and extraction of surgical instruments, a plurality of puncture cannulas 2 can be arranged on the sealing membrane 13, so that the operation of a doctor is facilitated. As shown in fig. 4a and 4b, the puncture cannula 2 comprises a cannula cover 21, an upper cannula 22, a lower cannula 23, a sealing valve 24 and a puncture needle 25, the puncture needle 25 being used to perforate the sealing membrane 13 in order to facilitate the insertion of the puncture cannula 2 into the sealing membrane 13. The sleeve cover 21 and the upper sleeve 22 may be integrally formed by injection molding, thermosetting, or the like, or may be connected by gluing, thermal welding, or the like. The upper sleeve 22 and the lower sleeve 23 may be integrally formed by molding, thermosetting, etc., or may be connected by gluing, thermal welding, etc., or may be fixedly connected by screwing, etc. The sealing valve 24 is disposed inside the upper sleeve 22, and fixed to the sleeve cover 21 and the upper sleeve 22 by gluing. As shown in fig. 5, a slip-off preventing member 231 is provided on the outer side of the lower casing 23. The lower sleeve 23 and the separation preventing member 231 may be integrally formed by molding, thermosetting, or the like, or may be connected by gluing, heat welding, or the like.

In operation, the puncture cannula 2 is first inserted from the tip of the sealing membrane 13 after the puncture needle 25 is pierced in the sealing membrane 13 until the stopper 231 of the lower cannula 23 comes out of the lower end of the sealing membrane 13. The surgical instrument enters the human body for operation through the puncture cannula 2. The thickness of the sealing film 13 is preferably 14-20mm, so that the puncture cannula 2 can be better fixed, and when ventilation is needed, the pneumoperitoneum machine is connected with the two-way valve 41, and the two-way valve 41 is opened for ventilation. The other ventilation duct 4 is not connected to the pneumoperitoneum machine, and when smoke is required to be exhausted, the two-way valve 41 is opened, and the smoke is exhausted from the ventilation duct 4 along with the swinging of the surgical instrument.

Example two

The present embodiment is different from the second embodiment in that:

first, a choke valve is provided inside the puncture cannula 2. As shown in fig. 4a and 4b, the puncture cannula 2 includes a cannula cover 21, an upper cannula 22, a lower cannula 23, a sealing valve 24, a choke valve 26 and a puncture needle 25, the puncture needle 25 is used for perforating the sealing membrane 13 to facilitate the insertion of the puncture cannula 2 into the sealing membrane 13, the sealing valve 24 is disposed in the upper cannula 22 and fixed with the cannula cover 21 and the upper cannula 22 by gluing, and the choke valve 26 is disposed in the lower cannula 23 and fixedly connected with the lower cannula 23 by gluing, thermal welding or the like. The choke valve 26 is a one-way valve. The sleeve cover 21 and the upper sleeve 22 may be integrally formed by injection molding, thermosetting, or the like, or may be connected by gluing, heat welding, or the like. The upper sleeve 22 and the lower sleeve 23 may be integrally formed by molding, thermosetting, etc., or may be connected by gluing, heat welding, etc. In one embodiment, the sealing valve 24 and the upper sleeve 22 may be connected by the sleeve cover 21. As shown in fig. 7, a positioning post 211 is disposed on the sleeve cover 21, a sealing valve positioning hole 241 is disposed on the sealing valve 24, an upper sleeve positioning hole 221 is disposed on the upper sleeve 22, and the positioning post 211 of the sleeve cover 21 passes through the sealing valve positioning hole 241 and then is inserted into the upper sleeve positioning hole 221, so that the positioning post 211 and the positioning holes 221, 241 are connected in an interference fit manner. In the embodiment, the sealing valve 24 and the choke valve 26 are arranged in the puncture cannula 2, in operation, a surgical instrument penetrates through the hole in the middle of the cannula cover 21, and the sealing valve 24 wraps the instrument when the surgical instrument passes through, so that the instrument cannot leak air after being inserted into the puncture cannula 2; in the case where the surgical instrument is removed and the surgical instrument is not inserted, the choke valve 26 is closed to prevent air leakage. The sealing valve 24 and the choke valve 26 together form a double-airtight structure, so that the tightness of the operating system is enhanced, and the surgical instrument is ensured to be airtight when passing through the puncture cannula.

Secondly, as shown in fig. 6a, a plurality of slots 121 are arranged at the upper part of the base 12, and when the sealing film 13 is connected, the sealing film 13 is clamped in the slots 121, so that the combination surface of the sealing film 13 and the base 12 is increased. The connection strength of the sealing film 13 and the base 12 depends on the structure of the connection position, a plurality of groove positions 121 are arranged at the connection position, the contact area is increased, and the sealing film 13 and the base 12 are connected more tightly and firmly and are not easy to fall off.

Thirdly, as shown in fig. 6b, the lower part of the base 12 is provided with a groove 122, in the operation, the user is fixed by a buckle 11 after embedding the protective sleeve 3 into the groove 122 of the base 12, and the added groove 122 enables the base 12 and the protective sleeve 3 to be tightly engaged, so that the protective sleeve 3 is more tightly connected with the multi-channel sealing body 1, is not easy to fall off, and has good air tightness.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a peritoneoscope operation platform of multichannel, includes multichannel seal, puncture sleeve pipe and protective sheath, the multichannel seal includes base and seal membrane, the upper portion of base with seal membrane fixed connection, the lower part of base with the connection can be dismantled to the protective sheath, puncture sleeve pipe is inserted and is established on the seal membrane, a serial communication port, peritoneoscope operation platform still includes vent pipe, vent pipe comprises two-way valve, connecting tube and passageway, two-way valve is set up connecting tube's one end, connecting tube's the other end with the one end of passageway is connected, the other end of passageway is inserted and is established in the seal membrane.

2. The multi-channel laparoscopic procedure platform of claim 1, wherein two of said air vent tubes are inserted in said sealing body, one of said air vent tubes being used for air venting and the other air vent tube being used for smoke evacuation.

3. The multi-channel laparoscopic platform of claim 1, wherein a plurality of slots are provided in an upper portion of said base, and a portion of said sealing membrane is snapped into said slots.

4. The multi-channel laparoscopic procedure platform of claim 1, wherein a recess is provided in a lower portion of said base.

5. The multi-channel laparoscope operating platform as recited in claim 1, wherein the base is provided with a buckle, and the base and the protective sleeve are detachably connected through the buckle.

6. The multi-channel laparoscopic procedure platform of claim 1, wherein said piercing cannula comprises a cannula cover, an upper cannula, a lower cannula, a sealing valve and a piercing needle for piercing said seal to facilitate insertion of said piercing cannula into said seal.

7. The multi-channel laparoscopic procedure platform of claim 6, wherein said cannula cover is provided with a positioning post, said sealing valve is provided with a sealing valve positioning hole, said upper cannula is provided with an upper cannula positioning hole, said positioning post is in interference fit connection with said sealing valve positioning hole and said upper cannula positioning hole.

8. The multi-channel laparoscopic procedure platform of claim 6, wherein a slip-off prevention member is provided on the outside of said lower cannula.

9. The multi-channel laparoscopic procedure platform of claim 6, wherein said puncture cannula further comprises a choke valve, said choke valve being disposed within said lower cannula and fixedly connected to said lower cannula.

10. The multi-channel laparoscopic procedure platform of claim 9, wherein said choke valve is a one-way valve.