CN111839617A

CN111839617A - Single-port multi-channel laparoscopic surgery device

Info

Publication number: CN111839617A
Application number: CN202010865379.8A
Authority: CN
Inventors: 蔡常春; 莫海锋; 冯耿超
Original assignee: Shenzhen Surgscience Medical Technology Co ltd
Current assignee: Shenzhen Surgscience Medical Technology Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2020-10-30

Abstract

The invention discloses a single-hole multichannel laparoscopic surgery device, which comprises a multichannel surgery operation table and an incision protection sleeve, wherein the multichannel surgery operation table comprises: the flexible body is provided with an outlet and is transparent or semitransparent, the outlet end of the flexible body is hermetically connected with the inlet end of the incision protective sleeve, and the side wall of the flexible body is provided with a fetching port and an air inlet/outlet port; the guide channels are arranged on the flexible body and communicated with the interior of the flexible body, and the guide channels are arranged at intervals; the object fetching bag is accommodated in the object fetching port, and the inlet end of the object fetching bag is hermetically connected with the object fetching port; the locking cover is detachably connected with the object taking opening and used for sealing the object taking opening. The in-process of using this haplopore multichannel laparoscopic surgery device to carry out the operation, the doctor can place the tissue sample that the excision comes in getting the thing bag and keep in, has realized need not to demolish the device and can take out the tissue sample to can maintain pneumoperitoneum when the tissue sample takes out, make the operation process more smooth and easy, efficiency is higher.

Description

Single-port multi-channel laparoscopic surgery device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a single-hole multi-channel laparoscopic surgery device.

Background

The single-hole multi-channel puncture outfit is used for completing the laparoscopic surgery, a plurality of surgical instruments (such as the puncture outfit, the anastomat and the like) can enter the human body through the hole to perform the surgery by only forming the hole on the human body, the number of the holes formed on the body of a patient is reduced to one, and the pain and the inconvenience of the surgery of the patient are reduced. In recent years, only one hole is formed in a human body, the wound is small, the pain is light, and a patient can be discharged as soon as possible and recover more quickly after the operation. In the long term, the postoperative opening leaves few scars, and the visual beauty effect is achieved as far as possible. The advantages of small wound, light pain, quick recovery, less scars, outstanding beauty effect and the like are achieved, and the method is the development direction of minimally invasive surgery.

In the existing minimally invasive laparoscopic surgery, 3 to 5 puncture outfits or other surgical instruments are inserted into the abdominal cavity during surgery to form an introduction channel of the surgical instruments, so that the surgical instruments enter the abdominal cavity through the introduction channel to complete the surgical operation. In order to insert a plurality of puncture instruments, a plurality of incisions are cut into the abdominal wall, and then puncture instruments or other surgical instruments are inserted in sequence. This operation is cumbersome, and the opening and recovery of the plurality of holes causes much surgical pain and inconvenience to the patient, causes many wounds to the patient, and leaves a plurality of incisional scars. In addition, in the operation process of the surgical instrument, the large probability of forming a plurality of holes on a human body can cause the adhesion between subcutaneous layers or organs, which brings inconvenience to the operation, and the single-hole multi-channel operation can enter from the navel to cause the adhesion phenomenon as less as possible; in addition, in terms of post-operative recovery, there is a much smaller chance that only one opening in the body will adhere to the surrounding organs when healing, than many openings.

The single-hole multi-channel puncture outfit on the market has the following problems: in the operation process, if the excised tissue specimen needs to be taken out of the body, the whole multi-channel operation operating platform needs to be disassembled at the moment and then the specimen is taken out, and the platform is installed and recovered after the specimen is taken out, so that pneumoperitoneum maintained in the operation can be seriously deflated, and the operation is complex and the efficiency is low.

Disclosure of Invention

The invention aims to provide a single-hole multichannel laparoscopic surgical device which can take out a tissue specimen without dismantling the device and maintain pneumoperitoneum not to be damaged.

In order to achieve the purpose, the invention adopts the following technical scheme:

a single port, multi-channel laparoscopic surgical device comprising a multi-channel surgical console and an incision protection sleeve, the multi-channel surgical console comprising:

the flexible body is provided with an outlet and is transparent or semitransparent, the outlet end of the flexible body is hermetically connected with the inlet end of the incision protective sleeve, and the side wall of the flexible body is provided with an object taking port and an air inlet/outlet port;

the guide channels are arranged on the flexible body and communicated with the interior of the flexible body, and the guide channels are arranged at intervals;

the object taking bag is accommodated in the object taking opening, and the inlet end of the object taking bag is connected with the object taking opening in a sealing manner; and

the locking cover is detachably connected with the fetching port and used for sealing the fetching port.

In some embodiments, the access end of the access pouch is bonded to the access opening; or

The inlet end of the object taking bag is adhered with a circular ring plastic part, an external thread is arranged on the circular ring plastic part, an internal thread is arranged on the inner wall of the object taking opening, and the internal thread is in sealing fit with the external thread.

In some embodiments, the locking cover is in threaded, snap-fit, or magnetic connection with the access opening.

In some embodiments, a plurality of the introduction channels are dispersed at different angles around a vertical centerline of the flexible body, the plurality of introduction channels differing in inner diameter and/or length.

In some embodiments, a plurality of the introduction channels are distributed on both the top and the side of the flexible body, and the top of the flexible body is disposed opposite to the outlet end of the flexible body.

In some embodiments, a sealing member is installed in the introduction channel, the sealing member is provided with a channel for a surgical instrument to pass through, and the channel is in a closed and sealed state when the surgical instrument is not inserted into the channel.

In some embodiments, the seal comprises any one or any combination of a gel seal with a cut in the middle that extends through both ends of the gel seal to form the channel, a silicone seal, and a gas check valve.

In some embodiments, the incision protection sleeve comprises a film channel and a protection chassis with an annular bulge, wherein the inlet end of the film channel is provided with a film fixing ring, the outlet end of the film channel is provided with an elastic inner lantern ring, and the inlet end of the film channel is outwards turned and then is installed on the annular bulge of the protection chassis through the film fixing ring; the outlet end of the flexible body is provided with a platform base, and the platform base is detachably connected with the protection chassis.

In some embodiments, the incision protection sleeve comprises a film channel, an elastic inner sleeve ring and a film fixing ring, the film channel is integrally formed with the flexible body and is communicated with the flexible body, the film channel is provided with the film fixing ring at an outlet end, and the outlet end of the film channel penetrates through the elastic inner sleeve ring and then turns outwards to wrap the elastic inner sleeve ring inside.

In some embodiments, the single port, multichannel laparoscopic surgical device further includes an inner pull ring secured by a tether having one end secured to the elastic inner collar.

In some embodiments, the number of the introduction channels is 3 to 8.

In some embodiments, the inner diameter of the introduction channel is 3mm to 20 mm.

The single-port multi-channel laparoscopic surgery device at least has the following beneficial effects:

(1) the object taking opening is formed in the side wall of the flexible body of the multi-channel operation operating table, the locking cover is detachably connected with the object taking opening, the object taking bag is stored in the object taking opening, and the inlet end of the object taking bag is connected with the object taking opening, so that after the tissue specimen is cut off in an operation, a doctor takes down the locking cover to release the object taking bag, gas in the pneumoperitoneum can expand the object taking bag, and at the moment, the doctor only needs to place the tissue specimen in the object taking bag for temporary storage, and can continue to finish other operation operations; or the fetching bag and the tissue specimen can be quickly detached from the multi-channel operation console, and the fetching cover is locked on the fetching cover to take away the tissue specimen for examination. The single-hole multi-channel laparoscopic surgery device can take out the tissue specimen without dismantling the device, and can maintain pneumoperitoneum not to be damaged when the tissue specimen is taken out, so that the operation process is more convenient and faster, the surgery process is smoother, and the efficiency is higher.

(2) The flexible body is soft in texture, can maintain a convex state when being expanded by gas pressure, forms a convex operation space outside the abdominal wall, and has certain elasticity, thereby increasing the activity space after surgical instruments enter the device, avoiding mutual interference among the surgical instruments, improving the smoothness of the operation, and reducing the operation difficulty of doctors.

(3) By designing a plurality of leading-in channels, only a single incision or a navel incision is needed to be made on the abdominal wall when the single-hole multi-channel laparoscopic surgery device is used, a channel entering the body is formed on the abdominal wall by using the incision protection sleeve of the single-hole multi-channel laparoscopic surgery device, and the plurality of leading-in channels on the flexible body can allow a plurality of surgical instruments to be led in and operated at the same time, so that a plurality of scars caused by the fact that the surgical instruments are inserted into the abdominal cavity are avoided, the beautifying effect is achieved, and the injury to a patient is reduced; meanwhile, the operation time of a doctor is reduced, the operation steps are simplified, the operation is simple and convenient, and the operation efficiency is improved.

(4) The plurality of introduction channels are distributed around the vertical central line of the flexible body in a dispersed manner at different angles, and the inner diameters and/or the lengths of the plurality of introduction channels are different, so that the operation requirements of various surgical instruments are met; the inner diameter of the leading-in channel can be 3 mm-20 mm, so that the leading-in channel can be used for leading in surgical instruments with various diameters (such as 3mm, 5mm, 10mm or 12mm and the like), especially surgical instruments with large diameters, such as a puncture outfit with the diameter of more than 10 mm; the lengths of the plurality of leading-in channels are different, so that the device can meet the requirements of the surgical instruments with various lengths for entering and exiting and operating, and the difficulty in entering the instruments due to the fact that the leading-in channels are too long is avoided.

(5) A sealing element is arranged in the guide-in channel, a channel for the surgical instrument to pass through is arranged on the sealing element, and the channel is in a closed and sealed state when the surgical instrument is not inserted, so that the gas is prevented from flowing back; the sealing element comprises any one or any combination of a gel sealing element, a silica gel sealing element and a gas check valve, a sealing barrier is formed on the leading-in channel by using gel in the gel sealing element, the barrier has high air tightness and excellent ductility, good air tightness is guaranteed when surgical instruments do not enter, stable and reliable pneumoperitoneum can be kept in the process of entering and exiting the surgical instruments and operating the surgical instruments, and doctors can operate the surgical instruments more flexibly and smoothly.

Drawings

FIG. 1 is a schematic structural diagram of a single-port multi-channel laparoscopic surgical device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of another perspective of the single port, multi-channel laparoscopic surgical device of FIG. 1;

FIG. 3 is one of the partially exploded schematic views of the single port, multi-channel laparoscopic surgical device of FIG. 1;

FIG. 4 is a second partially exploded view of the single port, multi-channel laparoscopic surgical device of FIG. 1;

FIG. 5 is a schematic view of a multi-channel surgical console of the single-port multi-channel laparoscopic surgical device of FIG. 1;

FIG. 6 is a schematic view of another perspective of the multi-channel surgical console of FIG. 5;

FIG. 7 is a schematic view of another perspective of the multi-channel surgical console of FIG. 6;

FIG. 8 is a schematic view of the incision protection cover in the single-port, multi-channel laparoscopic surgical device of FIG. 1;

FIG. 9 is a second schematic structural view of a single-port multi-channel laparoscopic surgical device according to an embodiment of the present invention;

FIG. 10 is a schematic structural diagram of an introduction passage according to an embodiment of the present invention;

FIG. 11 is a second schematic structural view of a guiding channel according to the embodiment of the present invention;

FIG. 12 is a third schematic structural view of an introducing passage according to the present invention;

FIG. 13 is a schematic view of the introduction of surgical instruments into the single port, multi-channel laparoscopic surgical device;

FIG. 14 is a schematic view of the structure of the specimen bag of the single port multi-channel laparoscopic surgical device for placing tissue specimens.

The reference numbers illustrate:

10. a multi-channel surgical console; 11. a flexible body; 12. a lead-in channel; 13. a fetching port 14 and an air inlet/outlet port; 15. fetching bags; 16. a locking cover; 17. a platform base; 18. buckling; 20. an incision protection sleeve; 21. a membrane channel; 22. protecting the chassis; 23. a film fixing ring; 24. an elastic inner collar; 31. a gel seal; 32. a silicone sealing element; 33. a duckbill valve; 34. a multi-petal sealing valve; 41. an inner pull ring; 42. a tether; 50. a surgical instrument; 60. tissue specimens; 121. a channel upper shell; 122. and a channel lower shell.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The present embodiment provides a single-port multichannel laparoscopic surgical device, as shown in fig. 1 to 14, the single-port multichannel laparoscopic surgical device includes a multichannel surgical console 10 and an incision protection cover 20, the multichannel surgical console 10 includes a flexible body 11, a plurality of introduction channels 12, an object-taking bag 15 and a locking cover 16, the flexible body 11 is a transparent or semitransparent structure and has an outlet, the outlet end of the flexible body 11 is hermetically connected with the inlet end of the incision protection cover 20, and an object-taking port 13 and an air inlet/outlet port 14 are formed on the side wall of the flexible body 11; the plurality of introducing channels 12 are all arranged on the flexible body 11 and communicated with the interior of the flexible body 11, and the plurality of introducing channels 12 are arranged at intervals; the object fetching bag 15 is accommodated in the object fetching opening 13, and the inlet end of the object fetching bag 15 is hermetically connected with the object fetching opening 13; the locking cover 16 is detachably connected with the fetching port 13 and is used for closing the fetching port 13. Here, the "plurality of introduction passages 12" means two or more introduction passages 12.

According to the single-hole multi-channel laparoscopic surgery device, the fetching opening 13 is formed in the side wall of the flexible body 11 of the multi-channel surgery operation table 10, the locking cover 16 is detachably connected with the fetching opening 13, the fetching bag 15 is stored in the fetching opening 13, and the inlet end of the fetching bag 15 is connected with the fetching opening 13, so that after a tissue specimen 60 is cut in a surgery, a doctor can fetch the tissue specimen 60 into the multi-channel surgery operation table 10 through the incision protective sleeve 20, the fetching bag 15 is released by taking down the locking cover 16 at the same time, the fetching bag 15 is expanded by gas in the pneumoperitoneum, and the doctor only needs to place the tissue specimen 60 in the fetching bag 15 for temporary storage at the moment and can continue to complete other surgery operations; alternatively, the specimen bag 15 with the tissue specimen 60 may be quickly removed from the multi-channel surgical console 10 and the locking cap 16 may be closed over the specimen access opening 13 to remove the tissue specimen 60 for testing. This single-port multichannel laparoscopic surgery device has realized need not to demolish the device and can take out tissue specimen 60 to can maintain pneumoperitoneum not to receive destruction when tissue specimen 60 takes out, make the operation process more convenient, the operation process is more smooth and easy, and efficiency is higher.

It can be understood that, by using the transparent or semitransparent flexible body 11, the real-time status inside the flexible body 11 can be observed through the flexible body 11 from the outside, for example, during the operation, the doctor can observe the activity status of the surgical instrument 50 inside the flexible body 11 through the flexible body 11, and can observe the specimen taking-out status in real time when the tissue specimen 60 is taken out, thereby improving the operation controllability and flexibility.

The single-hole multi-channel puncture outfit on the market has the following problems: the multi-channel operation operating platform 10 is flat and narrow, so that congestion is caused after the multiple surgical instruments 50 enter, the surgical instruments 50 are interfered with each other, the operation is seriously affected, the smoothness of the operation is reduced, and the operation difficulty of doctors is increased. In order to solve the problem, the flexible body 11 is preferably made of a flexible polymer material, so that the flexible body 11 is soft, can maintain a convex state when being expanded by the pressure of the gas, forms a convex operation space outside the abdominal wall, and has certain elasticity, thereby increasing the activity space of the surgical instruments 50 after entering the device, avoiding the mutual interference among the surgical instruments 50, improving the smoothness of the operation, and reducing the operation difficulty of doctors.

Optionally, the flexible body 11 is provided with two air inlet/outlet ports 14 (as shown in fig. 7), the two air inlet/outlet ports 14 are respectively provided on two opposite sides of the side wall of the flexible body 11, the air inlet/outlet ports 14 can control the inlet and outlet of gas (such as carbon dioxide), so that the pneumoperitoneum can be controlled, and one or two air inlet/outlet ports 14 can be selectively opened during the operation.

The object fetching bag 15 and the object fetching opening 13 have various connection modes. As shown in fig. 3, in some embodiments, the inlet end of the bag 15 is adhered to the bag access opening 13, i.e. the inlet end of the bag 15 is adhered to the outlet end of the bag access opening 13, so as to ensure air tightness. During operation, after the doctor places the tissue specimen 60 in the object obtaining bag 15, if the doctor needs to take the tissue specimen 60, the knife or the scissors can be used to cut and separate the object obtaining bag 15 and the object obtaining opening 13, then the object obtaining bag 15 is taken together with the tissue specimen 60 in the object obtaining bag 15, and the locking cover 16 is used to cover the object obtaining opening 13 immediately.

In other embodiments, as shown in fig. 4, an annular plastic member is adhered to the inlet end of the object-taking bag 15, an external thread is provided on the annular plastic member, an internal thread is provided on the inner wall of the object-taking opening 13, and the internal thread is in threaded sealing engagement with the external thread, so as to connect and separate the object-taking opening 13 and the inlet end of the object-taking bag 15. Specifically, the fetching port 13 is made of plastic material, and the opening end of the fetching bag 15 is connected and fixed on the fetching port 13, so that the fetching bag has sealing performance; the object fetching bag 15 can be folded and placed in the object fetching opening 13, and the locking cover 16 is connected to the object fetching opening 13 after covering the object fetching bag 15.

The locking lid 16 is connected with dismantling of getting thing mouth 13 has multiple mode, for example, locking lid 16 can with get thing mouth 13 threaded connection, specifically can set up the internal thread on the inner wall of locking lid 16, set up on the outer wall of getting thing mouth 13 can with the internal thread screw-thread fit's on the locking lid 16 inner wall external screw thread. Alternatively, the locking cover 16 may be snap-fit or magnetically attached to the access opening 13. After the locking cover 16 is released, the fetching bag 15 can be completely unfolded, the tissue specimen 60 can be temporarily stored in the fetching bag 15, and the multi-channel operation operating platform 10 still keeps air tightness at the moment. If a doctor needs to take the tissue specimen 60 from the multi-channel operation operating table 10, the doctor only needs to separate the object taking bag 15 from the object taking opening 13, and the locking cover 16 is covered on the object taking opening 13 again after the separation, so that the airtightness can be continuously kept, and the pneumoperitoneum can be maintained.

Alternatively, the introducing channels 12 may be made of plastic, and each introducing channel 12 is sealed on the flexible body 11 and is communicated with the inside of the flexible body 11. It can be understood that, by designing a plurality of introduction channels 12, when the single-port multi-channel laparoscopic surgical device is used, only a single incision or a transumbilical incision is needed to be made on the abdominal wall, and the incision protection sleeve 20 of the single-port multi-channel laparoscopic surgical device forms a channel entering the body on the abdominal wall, the plurality of introduction channels 12 on the flexible body 11 can allow a plurality of surgical instruments 50 to be introduced and operated simultaneously, so that a plurality of scars left by the plurality of surgical instruments 50 inserted into the abdominal cavity are avoided, a cosmetic effect is achieved, and the harm to a patient is reduced; meanwhile, the operation time of a doctor is reduced, the operation steps are simplified, the operation is simple and convenient, and the operation efficiency is improved.

The single-hole multi-channel puncture outfit on the market also has the following problems: the opening of the introduction passage 12 is too small, some surgical instruments 50 with curved members or surgical instruments 50 with large diameters (e.g., a puncture outfit of 10mm or more) cannot enter the surgical passage of the human body through the introduction passage 12, or the introduction passage 12 is too long, which makes it difficult to get some surgical instruments 50 in and out. To solve this problem, the single-port multi-channel laparoscopic surgical device provided in this embodiment dispersedly arranges the plurality of introduction channels 12 at different angles around the vertical center line of the flexible body 11, and the plurality of introduction channels 12 have different inner diameters and/or lengths, so as to be adapted to the operational requirements of various surgical instruments 50. The inner diameters of the plurality of introduction channels 12 are different in size, and the inner diameter of the introduction channel 12 can be 3mm to 20 mm, so that the surgical instrument 50 with various diameters (such as 3mm, 5mm, 10mm or 12 mm) can be introduced, particularly the surgical instrument with a large diameter, such as a puncture outfit with a diameter of more than 10 mm; the plurality of introduction channels 12 have different lengths, so that the introduction channels can meet the access and operation requirements of surgical instruments 50 with various lengths, and the difficulty of instrument access caused by the overlong introduction channels 12 is avoided. Alternatively, the number of introduction passages 12 is 3 to 8.

Alternatively, the plurality of introduction channels 12 may be respectively distributed at an included angle of 15 °, 30 °, 45 °, 60 °, and the like with the vertical center line of the flexible body 11. As shown in fig. 6, some introduction channels 12 may be distributed on the top of the flexible body 11, the top of the flexible body 11 is disposed opposite to the outlet end of the flexible body 11, and some introduction channels 12 may be distributed on the side of the flexible body 11 to avoid interference among the introduced surgical instruments 50.

The single-hole multi-channel puncture outfit on the market also has the following problems: the introduction passage 12 has a poor sealing effect and there is a leakage phenomenon when the surgical instrument 50 is inserted or when the surgical instrument 50 is not inserted. In order to solve this problem, the single-port multi-channel laparoscopic surgical device according to the present embodiment is configured such that a sealing member is installed in the introduction channel 12, and a channel through which the surgical instrument 50 passes is formed in the sealing member, and the channel is in a closed and sealed state when the surgical instrument 50 is not inserted, thereby preventing the backflow of gas.

In some embodiments, the seal comprises any one or any combination of a gel seal 31, a silicone seal 32, and a gas check valve. That is, at least one of the three seals of the gel seal 31, the silicone seal 32, and the gas check valve, or any combination thereof may be installed in the introduction passage 12.

As shown in fig. 10, the middle of the gel sealing member 31 has a cut, the cut penetrates through both ends of the gel sealing member 31 to form a channel, and the channel is in a closed and sealed state when standing, and the surgical instrument 50 enters the flexible body 11 through the channel. The gel seal 31 is made of a gel material having high air tightness and excellent malleability, which allows the surgical instrument 50 to have more free movement space during operation while ensuring good air tightness. The gel sealing member 31 forms a sealing barrier to the introducing channel 12 by the gel, the barrier has high air tightness and excellent ductility, good air tightness is ensured when the surgical instrument 50 is not introduced, stable and reliable pneumoperitoneum can be maintained during the process of the surgical instrument 50 entering and exiting and the operation, and a doctor can operate the surgical instrument 50 more flexibly and smoothly. Optionally, fibers may be added within the gel seal 31 to promote stability.

As shown in fig. 11, when the sealing members installed in the introduction passage 12 are the silicone sealing member 32 and the gas check valve, the silicone sealing member 32 and the gas check valve can also ensure airtightness, prevent excessive gas leakage, and maintain a pneumoperitoneum state during the operation when the surgical instrument 50 is not inserted or the surgical instrument 50 is moved in and out and operated. Optionally, as shown in fig. 12, the gas check valve, which can further prevent backflow of gas, includes a duckbill valve 33 and/or a multi-flap seal valve 34.

Illustratively, as shown in fig. 10, the introduction passage 12 includes a passage upper shell 121 and a passage lower shell 122, the passage lower shell 122 is used for being mounted on the flexible body 11, the passage upper shell 121 is detachably connected with the passage lower shell 122, and only one kind of sealing member, namely, the gel sealing member 31, is mounted in the introduction passage 12. As shown in fig. 11, the introducing passage 12 includes a passage upper shell 121 and a passage lower shell 122, the passage lower shell 122 is configured to be mounted on the flexible body 11, the passage upper shell 121 is detachably connected to the passage lower shell 122, two sealing members, namely a silicone sealing member 32 and a duckbill valve 33, are mounted in the introducing passage 12, and the silicone sealing member 32 is located on an inlet side of the duckbill valve 33. As shown in fig. 12, the introduction channel 12 includes a channel upper shell 121 and a channel lower shell 122, the channel lower shell 122 is configured to be mounted on the flexible body 11, the channel upper shell 121 is detachably connected to the channel lower shell 122, two gas check valves, namely a multi-flap sealing valve 34 and a duckbill valve 33, are mounted in the introduction channel 12, and the multi-flap sealing valve 34 is located on an inlet side of the duckbill valve 33.

As shown in fig. 8, in some embodiments, the incision protection cover 20 comprises a film channel 21 and a protection chassis 22 having an annular protrusion, wherein the inlet end of the film channel 21 is provided with a film fixing ring 23, the outlet end of the film channel 21 is provided with an elastic inner collar 24, the inlet end of the film channel 21 is turned outwards and then is mounted on the annular protrusion of the protection chassis 22 through the film fixing ring 23, and the elastic inner collar 24 is located on the inner wall of the outlet end of the film channel 21; the outlet end of the flexible body 11 is provided with a platform base 17, and the platform base 17 is detachably connected with the protection chassis 22. Optionally, the platform base 17 is snap-fit or magnetically attached to the protective chassis 22.

Specifically, the bottom of the multi-channel operation console 10 is a platform base 17, the platform base 17 is a circular ring-shaped plastic part, the flexible body 11 is located above the platform base 17, and the flexible body 11 is fixed on the platform base 17 around the circumferential connection of the platform base 17. The protective chassis 22 is approximately annular and matched with the platform base 17 of the multi-channel operation operating platform 10, and the protective chassis and the platform base can be assembled; the platform base 17 is provided with a catch 18 for catching a protective chassis 22 of the incision protection cover 20. The film channel 21 is made of a high polymer material, the surface of the film channel is frosted, the film channel is cylindrical as a whole, and a hollow channel is formed in the middle of the film channel 21. The film fixing ring 23 has a certain elasticity and can be fastened on the annular projection of the protective chassis 22. The membrane channel 21 also has strength for opening an incision in the body so that a variety of surgical instruments of different lengths and sizes can pass through the incision without difficulty.

In other embodiments, as shown in fig. 9, the incision protection cover 20 comprises a film channel 21, an elastic inner collar 24 and a film fixing ring 23, the film channel 21 is integrally formed with the flexible body 11 and is communicated with the flexible body, the outlet end of the film channel 21 is provided with the film fixing ring 23, and the outlet end of the film channel 21 passes through the elastic inner collar 24 and then turns outwards to wrap the elastic inner collar 24 inside. Further, the single-port multi-channel laparoscopic surgery device further comprises an inner pull ring 41, the inner pull ring 41 is fixed through a tether 42, the tether 42 is preferably flat, one end of the tether 42 is fixed on the elastic inner sleeve ring 24, the fixing mode can be binding, bonding, punching and fixing and the like, and the inner pull ring 41 is used for facilitating the taking out of the elastic inner sleeve ring 24 after the surgery is finished.

Specifically, the entry end of film passageway 21 links together with the exit end of flexible body 11, and the whole integral type passageway that forms, the exit end of film passageway 21 is connected with the solid fixed ring 23 of film, turns up after passing interior lantern ring 24 of elasticity with the exit end of film passageway 21 during the use, can be with in the lantern ring 24 parcel of elasticity, the specification size of lantern ring 24 in the elasticity can be selected, changed according to actual demand, can control the in-service use height of film passageway 21 when the operation through turning over film passageway 21, the flexible operation.

The single-port multichannel laparoscopic surgical device provided by the embodiment is used as follows:

cutting a cut of about 2.5 cm at the umbilical part, inserting the elastic inner lantern ring 24 at one end of the film channel 21 into the abdominal cavity through the cut, and then adjusting the use height of the film channel 21 to enable the film channel 21 and the elastic inner lantern ring 24 to press the abdominal cavity, so that the fixation is firm; connecting a pneumoperitoneum machine to form a pneumoperitoneum; as shown in fig. 13, the surgical instrument 50 passes through the introduction passage 12, the flexible body 11 and the incision protection cover 20 in sequence and then enters the abdominal cavity; as shown in fig. 14, during the operation, the tissue specimen 60 can be taken out into the extraction bag 15 through the extraction opening 13; after completion of the operation, the surgical instrument 50 is withdrawn and the incision is closed.

It should be noted that when one portion is referred to as being "secured to" another portion, it may be directly on the other portion or there may be an intervening portion. When a portion is said to be "connected" to another portion, it may be directly connected to the other portion or intervening portions may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A single port, multi-channel laparoscopic surgical device, comprising a multi-channel surgical console (10) and an incision protection cover (20), said multi-channel surgical console (10) comprising:

the flexible body (11) is provided with an outlet and is transparent or semitransparent, the outlet end of the flexible body (11) is connected with the inlet end of the incision protective sleeve (20) in a sealing manner, and the side wall of the flexible body (11) is provided with an article taking port (13) and an air inlet/outlet port (14);

a plurality of lead-in channels (12), wherein the lead-in channels (12) are all arranged on the flexible body (11) and communicated with the interior of the flexible body (11), and the lead-in channels (12) are arranged at intervals;

the object taking bag (15), the object taking bag (15) is contained in the object taking opening (13), and the inlet end of the object taking bag (15) is connected with the object taking opening (13) in a sealing mode; and

the locking cover (16), locking cover (16) with get thing mouth (13) and can dismantle the connection, be used for sealing get thing mouth (13).

2. The single port, multichannel laparoscopic surgical device according to claim 1, wherein an inlet end of said access bag (15) is bonded at said access port (13); or

The inlet end of the object taking bag (15) is bonded with a circular ring plastic part, an external thread is arranged on the circular ring plastic part, an internal thread is arranged on the inner wall of the object taking opening (13), and the internal thread is in thread sealing fit with the external thread.

3. The single port, multi-channel laparoscopic surgical device according to claim 1 or 2, wherein said locking cap (16) is screwed, snapped or magnetically attached to said access port (13).

4. The single port, multi channel laparoscopic surgical device according to claim 1, wherein a plurality of said introduction channels (12) are divergently arranged at different angles around a vertical center line of said flexible body (11), and inner diameters and/or lengths of said plurality of introduction channels (12) are different.

5. The single port, multi channel laparoscopic surgical device according to claim 1 or 4, wherein said flexible body (11) has a plurality of said introduction channels (12) distributed on both top and side thereof, the top of said flexible body (11) being disposed opposite to said outlet end of said flexible body (11).

6. The single-port multi-channel laparoscopic surgical device according to claim 1, wherein a sealing member is installed in said introduction channel (12), said sealing member having a channel for passing a surgical instrument (50) therethrough, said channel being in a closed and sealed state when said surgical instrument (50) is not inserted.

7. The single port, multi channel laparoscopic surgical device according to claim 6, wherein said sealing member comprises any one or any combination of a gel sealing member (31), a silicone sealing member (32) and a gas check valve, said gel sealing member (31) having a cut in the middle, said cut penetrating both ends of said gel sealing member (31) to form said channel.

8. The single port, multi-channel laparoscopic surgical device according to claim 1, wherein said incision protection cover (20) comprises a membrane channel (21) and a protection chassis (22) having an annular protrusion, an inlet end of said membrane channel (21) is provided with a membrane fixing ring (23), an outlet end of said membrane channel (21) is provided with an elastic inner collar (24), and an inlet end of said membrane channel (21) is everted and then mounted on said annular protrusion of said protection chassis (22) through said membrane fixing ring (23); the outlet end of the flexible body (11) is provided with a platform base (17), and the platform base (17) is detachably connected with the protection chassis (22).

9. The single port, multi channel laparoscopic surgical device according to claim 1, wherein said incision protection sleeve (20) comprises a membrane channel (21), an elastic inner collar (24) and a membrane securing ring (23), said membrane channel (21) is integrally formed with said flexible body (11) and communicates with each other, said membrane channel (21) has an outlet end provided with said membrane securing ring (23), said membrane channel (21) has an outlet end passing through said elastic inner collar (24) and then everted to wrap said elastic inner collar (24) therein.

10. The single port, multi-channel laparoscopic surgical device according to claim 9, wherein said single port, multi-channel laparoscopic surgical device further comprises an inner pull ring (41), said inner pull ring (41) is fixed by a tether (42), one end of said tether (42) is fixed on said elastic inner collar (24).

11. The single port, multi-channel laparoscopic surgical device according to claim 1, wherein the number of said introduction channels (12) is 3 to 8.

12. The single port, multi channel laparoscopic surgical device according to claim 1 or 4, wherein the inner diameter of said introduction channel (12) is 3mm to 20 mm.