CN208769977U - Flexible abdominal cavity micro-invasive operation invisible endoscope channel - Google Patents

Abstract

The offer of the utility model discloses a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel, including the porous operating platform being placed in outside abdominal cavity, and be connected with porous operating platform and can be inserted into intraperitoneal abdominal cavity tube channel, porous operating platform includes platform base and the multiple mutually independent instrument channels and an at least air inlet pipe and an air outlet pipe that are set on platform base, the internal diameter of each instrument channel can be identical, can not also be identical；The distance of end face to the platform base of two adjacent instrument channels is not identical, and each instrument channel is staggered with rule or irregular arrangement mode height；Abdominal cavity tube channel is one section of fexible film channel.This kind of invisible endoscopic channel for abdominal-cavity minimal-invasion surgery is greatly reduced the mutual annoyance level of each surgical instrument, improves the efficiency of operation when surgeon operates each surgical instrument.

Description

Flexible abdominal cavity micro-invasive operation invisible endoscope channel

Technical field

The utility model relates to medical instruments field, in particular to a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel.

Background technique

With the development of medical technology, also increasingly obtain promoting at home making with the micro-wound surgical operation of laparoscopic technique With.2-4 hole operation method is mostly used in laparoscopic surgery, one of them is opened in navel (or other portions of abdomen of human body Position) on, it avoids leaving the scar of strip at patient abdominal cavity position, after recovery, only at abdominal cavity position, there are 1-3 0.5-1 lis The linear scar of rice, it may be said that it is that the surface of a wound is small, the small operation of pain, therefore also someone is referred to as " keyhole " operation.Laparoscope The development of operation alleviates the pain that patient operates on, while shorten the convalescence of patient, and the relative reduction branch of patient Expense out is the operation project quickly grown in recent years.

When some hospitals both domestic and external just start, implemented using single hole or porous laparoscopic technique through navel single hole mirror gall-bladder Resection, appendectomy, Hepatobiliary cystadenoma Tomography resection, etc..In the course of surgery, these are opened in the difference in abdomen Position, which is done, must dispose abdominal cavity channel in 5~12 millimeters of diameter of small notch, facilitate insertion into pick-up lens and various special Surgical instrument, will be inserted on the image transmitting to video screen of intraperitoneal various internal organs captured by intraperitoneal camera, Surgeon is operable to complete operation with various surgical instruments in vitro by observation image.

But since the height of more instrument channels of the laparoscope of the prior art is consistent, in the course of surgery, inserter Each medical instrument in tool channel is easy to happen interference, and medical instrument interferes between each other, and doctor's operation is more inconvenient, and holds Easily patient is damaged.

As Chinese invention patent application (application number: CN201410792450.9) disclose can not a kind of laparoscope, including Mirror tube, the video transmission channels being set in the mirror tube, luminous source optical fiber channel and instrument channel, the video transmission channels Front end is equipped with composition lens, and its rear end is equipped with ocular head, and the luminous source optical fiber channel is connected with cold light source interface, and the instrument is logical The rear end in road is connected with seal cap, and the diameter of the instrument channel in the mirror tube is at least 5mm, is additionally provided with and pours water in the mirror tube Channel, exhalant canal, the channel of pouring water are connected with interface of pouring water, and the exhalant canal passes through water outlet mouthpiece and negtive-pressure implement phase Connection.Only one entrance of the instrument channel of this kind of laparoscope can not be inserted into a variety of surgical instruments simultaneously in the course of surgery, Using more inconvenient.

For another example Chinese invention patent application (application number: 201110272200.9) discloses a kind of dismountable flexible abdominal cavity Micro-invasive operation invisible endoscope channel is connected and dismountable including the perforated platform containing valve being placed in outside abdominal cavity with perforated platform It is inserted into the flexible abdominal cavity tube channel in abdominal cavity, is equipped between the perforated platform containing valve and the flexible abdominal cavity tube channel for being inserted into abdominal cavity One quick separating/coupling mechanism；The perforated platform is equipped with the individual instrument channel of multiple bands and one group of tracheae and outlet The individual event valve of pipe, abdominal cavity tube channel are one section of approximate circle fexible film channel, and the upper end connects porous operating platform, lower end Connection one is circular to turn over circle；And being externally provided with one in the abdominal cavity tube channel that fexible film is constituted can be achieved freely up and down to be displaced Inside race with lift belt.The height of each instrument channel of this kind of endoscope passage is all the same, is easy to happen in the course of surgery The interference of medical instrument.

Therefore, smooth arrival lateral run-out how is solved apart from farther away lesion, and adapts to various medical devices simultaneously Enter from same incision, and after various medical devices are inserted into the patient simultaneously, the part for being exposed at exterior will not It interferes, has become problem to be solved in clinical Minimally Invasive Surgery.

Utility model content

The utility model discloses a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channels, more outside abdominal cavity including being placed in Hole operation platform, and be connected with porous operating platform and can be inserted into intraperitoneal abdominal cavity tube channel, porous operating platform packet Include platform base and multiple mutually independent instrument channels for being set on platform base and at least an air inlet pipe and outlet Pipe, the internal diameter of each instrument channel can be identical, can not also be identical；The end faces of two adjacent instrument channels to platform base away from It is identical from not, and each instrument channel is staggered with rule or irregular arrangement mode height；Abdominal cavity tube channel is a Duan Rou Property thin film channel, the upper end of abdominal cavity tube channel connects porous operating platform, and lower end connects the shape phase of one with abdominal cavity tube channel Same turns over circle；And abdominal cavity tube channel that fexible film is constituted be externally provided with one can freely up and down move with lift belt Inside race.

Flexible abdominal cavity channel using this kind with double-layer linkage airtight construction, surgeon can electric knife, endoscope and point It is stayed in the independent instrument channel hole on external porous operating platform from the insertion of the instruments such as pincers, surgical instrument is enable to reach transverse direction The farther away lesions position of deviation distance, while again can be using having a check valve and pre-drilled cavity in each individually instrument channel hole Seal cap constitute the double-deck tight mechanism of linkage, so ensure that surgical procedure is air tight, maintain a constant pneumoperitoneum pressure Power, and the height for the adjacent instrument channel stretching platform base being arranged on porous operating platform is different, therefore, When surgeon operates each surgical instrument, the mutual annoyance level of each surgical instrument is greatly reduced, improves the effect of operation Rate.

Further, the arrangement mode of each instrument channel is that spiral gradually opens arrangement mode or zigzag staggered pattern.

Preferably, the cross sectional shape of abdominal cavity tube channel is straight tube shape, trapezoidal, closing waist shape or stairstepping.

Further, the outer diameter of inside race is less than the internal diameter for turning over circle.

Preferably, instrument channel is from top to bottom successively by pre-drilled cavity seal cap, socket inner ring, socket outer ring, unidirectional valve pocket It is folded to constitute.

Further, the platform base of porous operating platform, each instrument channel, air inlet pipe and an air outlet pipe are by flexible material It is made, flexible material is silica gel, Polyurethane, poly- ternary rubber, polyvinyl chloride, medical grade rubber or other flexible materials, can also be by Two or more in above-mentioned material mixes.

Preferably, the material of the elastic ring outside inside race is silica gel, Polyurethane, poly- ternary rubber, polyvinyl chloride, medical rubber Glue or other flexible materials can also be mixed by two or more in above-mentioned material.

Further, check valve is single valve chip architecture valve or more valve structure valves.

Preferably, the outer surface of abdominal cavity tube channel film-form tube channel is coated with hydrophilic coating or greasing substance, Hydrophilic coating is polyvinylpyrrolidone, in polyethylene glycol oxide, polyethylene glycol, polypropylene glycol, polyacrylamide, polyacrylic acid One or more compounds；Greasing substance be Medical silicone oil, medical ventolin.

Further, porous operating platform is round, oval, rectangular, other polygons or crescent.

As above, the utility model relates to hysteroscope structure it is simple, it is light weight, small in size, it is easily operated, be greatly reduced The mutual annoyance level of each surgical instrument, improves the efficiency of operation.

For the above content of the utility model can be clearer and more comprehensible, preferred embodiment is cited below particularly, and in conjunction with attached drawing, make Detailed description are as follows.

Detailed description of the invention

The utility model is introduced below in conjunction with attached drawing.

Fig. 1 is the overall structure diagram of flexible abdominal cavity micro-invasive operation invisible endoscope channel；

Fig. 2 is the structural schematic diagram of porous operating platform；

Fig. 3 is the structural schematic diagram that abdominal cavity tube channel is columnar invisible endoscopic channel for abdominal-cavity minimal-invasion surgery；

Fig. 4 is the decomposition diagram of Fig. 2；

Fig. 5 is the detail view of double-layer linkage tight mechanism.Wherein, the check valve of 2,3 and 4 valve blocks is depicted respectively.

Component label instructions

11 instrument channels

12 air inlet pipe

13 escape pipes

14 porous operating platforms

15 abdominal cavity tube channels

16 inside races

17 lift belts

18 pull rings

19 turn over circle

111 pre-drilled cavity seal caps

112 socket inner ring

113 socket outer rings

114 check valves

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this theory The bright revealed content of book understands other advantages and effect of the utility model easily.

It should be noted that in the present invention, the upper and lower, left and right in attached drawing 1 are considered as flexible abdomen in this specification The upper and lower, left and right of chamber micro-invasive operation invisible endoscope channel.

As shown in Figures 1 to 5, the utility model provides a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel, including sets Porous operating platform 14 outside abdominal cavity, and be connected with porous operating platform 14 and to can be inserted into intraperitoneal abdominal cavity logical Deferent 15, more do-nothing operation platforms can be used as the shared instrument entrance of a variety of instruments.

As shown in Fig. 2, porous operating platform 14 includes platform base and is set to multiple mutually only on platform base Vertical instrument channel 11 and at least an air inlet pipe 12 and escape pipe 13, the internal diameter of each instrument channel 11 can be identical, can also be with It is not identical；The wall thickness of each instrument channel 11 can communicate, and can also be different.In process of production, porous operating platform 14 is mostly Integrated formed structure can be mass after die sinking, and production cost is low.

Further, the distance of end face to the platform base of two neighboring instrument channel 11 is not identical, and each instrument channel 11 are staggered with rule or irregular arrangement mode height, so that doctor operates the operation in insertion instrument channel 11 It will not be interfered when instrument；Further, in the present invention, in order to allow surgeon that there is more easily operation, It is preferred that the height that each instrument channel 11 stretches out platform base is all different, both platform base was arrived in the end face of each instrument channel 11 Apart from different, to be further reduced while the annoyance level between the surgical instrument be inserted into, the convenience of operation is improved.

Further, instrument channel 11 can arrange in various ways, in the present invention, it is preferred to use spiral is gradually opened Arrangement mode or zigzag staggered pattern are arranged, but the utility model is not limited merely to this, other also can be used Various regular and irregular mixing arrangement modes are arranged, as long as the height of two adjacent instrument channels 11 is not identical.

Porous operating platform 14 and multiple individual instrument channels 11 constitute the body of flexible micro-invasive operation invisible endoscope channel Outer portion, porous operating platform 14 and multiple individual instrument channels 11 all have soft characteristic, peep in surgeon's operation When the surgical instruments such as mirror, soft porous operating platform 14 and multiple individual instrument channels 11 hardly limit the full side of instrument The movement of position.

Further, in the present invention, the material of flexible and hidden endoscope passage is preferably silica gel, Polyurethane, poly- three First rubber, polyvinyl chloride, medical grade rubber or other flexible materials, can also be by the mixing of two or more in above-mentioned material Material composition.

In the present invention, as shown in figure 3, abdominal cavity tube channel 15 is one section of fexible film channel, abdominal cavity tube channel 15 Upper end connect porous operating platform 14, lower end connects one and identical with the shape of abdominal cavity tube channel 15 turns over circle 19；And The abdominal cavity tube channel 15 that fexible film is constituted is externally provided with the inside race 16 with lift belt 17 that can freely up and down move. The preferred straight tube shape of the cross sectional shape of abdominal cavity tube channel 15, trapezoidal, closing waist type, stairstepping, but the utility model is not limited merely to This, it is also an option that cross sectional shape of other various shapes as abdominal cavity tube channel 15.Due to 15 tube wall of abdominal cavity tube channel compared with It is thin, better notch can be obtained using the abdominal cavity tube channel 15 of above-mentioned cross sectional shape in the course of surgery, shape is presented, reduced The gauffer degree of thin film channel more swimmingly passes in and out notch convenient for surgical instrument, reduces surgical instrument and pierces the several of bad thin film channel Rate improves operation safety.

Further, in the present invention, more at least one air inlet pipe 12 and extremely are additionally provided on porous operating platform 14 A few escape pipe 13,12 nozzle of air inlet pipe are equipped with female Luer, can connect with external air source；It is cut on 13 surface of escape pipe An exhaust outlet is gone out, escape pipe 13 can utilize the flexible feature of itself material, and exhaust outlet is made to keep long closed state, tool There is long closure feature, in order to notch be pulled open manually by surgeon, realize degassing function when operation needs.

Further, multiple individual instrument channels 11 of flexible micro-invasive operation invisible endoscope channel have double-layer linkage gas Close structure, the linkage bilayer tight mechanism in each individually instrument channel 11 include pre-drilled cavity seal cap 111, socket inner ring 112, It is socketed outer ring 113 and check valve 114.Pneumoperitoneum pressure is kept by the self-closing structure feature of check valve 114 in original state； When instrument is inserted into pre-drilled cavity seal cap 111, instrument has been lived by the material of pre-drilled cavity seal cap 111 elastic packaging itself, has been protected Pneumoperitoneum pressure is held, check valve 114 is also at closed state at this time, while keeping pneumoperitoneum pressure；When instrument is further inserted into list When to valve 114, although check valve 114 loses closure feature, lived by the material elastic packaging of pre-drilled cavity seal cap 111 The feature of instrument continues to keep pneumoperitoneum pressure.Here the check valve 114 used can both use single valve chip architecture, can also be with The more valve structures formed using multi-disc valve block.

In the present invention, the abdominal cavity tube channel 15 for probeing into intraperitoneal part of flexible micro-invasive operation invisible endoscope channel Tube body outside be nested with an elastic inside race 16, due to inside race 16 have good elastic characteristic.After being squeezed and deformed, first Abdominal cavity is filled in, the elasticity of itself material is then relied on, inside race 16 restores original shape, realizes left-hand thread function.Pass through simultaneously Design is fixed on a lift belt 17 on inside race 16, and a pull ring 18.It is light to draw pull ring 18 at the end of operation, it draws Power is transmitted on inside race 16 by lift belt 17,16 stress deformation of inside race, is skidded off from notch external.

Further, flexible micro-invasive operation invisible endoscope channel further includes the fexible film channel handle of one section of approximate drum-shaped Outer body and internal body portion connect.The thin film channel upper end is connected with flexible, porous operating platform 14, lower end connection one It is a circular to turn over circle 19.The thin film channel turns down once outward, and intracorporal inside race 16 will be entered by turning over to be inserted in.Establish gas In the case of insufflation pressure, which is compressed tightly against the tissue of abdominal incision surrounding.

In the present invention, in order to reduce abdominal cavity channel running resistance in operative incision, the abdominal cavity of form of film is logical Hydrophilic coating is coated on the outer surface in road.Further, the hydrophilic coating or lubricator of thin film channel outer surface coating It is of fine quality to be selected as polyvinylpyrrolidone, polyethylene glycol oxide, polyethylene glycol, polypropylene glycol, polyacrylamide, one in polyacrylic acid Kind or their compound.Greasing substance is Medical silicone oil, medical ventolin, etc..

When practical operation, surgeon is inserted into medical instrument by the channel on perforated platform, such as: laparoscope, divides nipper From cutting etc., since perforated platform is soft, the full side of instrument will not be influenced on the obstruction power that invisible endoscopic channel generates Position movement, can be convenient and rapidly carry out abdominal surgery.At the end of operation, pull ring 18 can pull out inside race easily 16, thin film channel is then pulled out, is finally sewed up the incision, entire operating time is shortened.

This flexible abdominal cavity micro-invasive operation invisible endoscope channel, by using a kind of flexibility with double-layer linkage airtight construction Abdominal cavity channel, after the umbilical region of patient or nearly umbilical region cut a small notch, elastic inside race 16 be extruded after through abdomen Chamber notch channel is pushed in abdomen body, and then 16 automatic rebounding of inside race is to strut to form an approximate circle left-hand thread Cover, left-hand thread lives notch in vivo, then pulls up and turns down circle 19 to tubular conduit to suitable position, just establishes one closely Like the tubular conduit of circular through lesions position.The insertion of its tool such as electric knife, endoscope and elastic separating plier is stayed in body by surgeon In 11 hole of independent instrument channel on outer porous operating platform 14, it can implement to perform the operation.Because of each independent instrument channel There is the seal cap of a check valve 114 and pre-drilled cavity to constitute the double-deck tight mechanism of linkage in 11 holes, performed the operation so ensure that Journey is air tight, maintains a constant pneumoperitoneum pressure.It can be widely applied to through navel single-hole laparoscopic cholecystectomy, appendectomy Art, stomach fistulization, splenectomy, completely through total Extraperitoneal Repair outside, it can also be used to prostatectomy adrenalectomizes The fields such as art, orchiopexy, orchiectomy, ureterolithotomy, nephrectomy, nephropyeloplasty.

In conclusion flexible abdominal cavity micro-invasive operation invisible endoscope channel structure involved in the utility model is simple, cost Cheap, easy to use, the annoyance level between the surgical instrument of reduction while insertion improves the convenience of operation, while can also It obtains better notch and shape is presented, reduce the gauffer degree of thin film channel, more swimmingly pass in and out notch convenient for surgical instrument, The probability that surgical instrument pierces bad thin film channel is reduced, operation safety is improved, is worth carrying out wide popularization and application.

The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new Type.Anyone skilled in the art can all repair above-described embodiment under the spirit and scope without prejudice to the utility model Decorations change.Therefore, those skilled in the art without departing from the utility model it is revealed spirit with completed under technical idea All equivalent modifications or change, should be covered by the claim of the utility model.

Claims (10)

1. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel, including the porous operating platform being placed in outside abdominal cavity, Yi Jiyu The porous operating platform be connected and can be inserted into intraperitoneal abdominal cavity tube channel, which is characterized in that

The porous operating platform includes platform base and multiple mutually independent instruments for being set on the platform base The internal diameter of channel and at least an air inlet pipe and an air outlet pipe, each instrument channel can be identical, can not also be identical；Adjacent two The distance of the end face of the instrument channel to the platform base is not identical, and each instrument channel is with regular or irregular Arrangement mode height is staggered；

The abdominal cavity tube channel is one section of fexible film channel, and the upper end of the abdominal cavity tube channel connects porous operating platform, under End connection one is identical with the shape of the abdominal cavity tube channel to turn over circle；And in the abdominal cavity tube channel peripheral hardware that fexible film is constituted There is the inside race with lift belt that can freely up and down move.

2. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that each instrument The arrangement mode in channel is that spiral gradually opens arrangement mode or zigzag staggered pattern.

3. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as claimed in claim 2, which is characterized in that the abdominal cavity is logical The cross sectional shape of deferent is straight tube shape, trapezoidal, closing waist shape or stairstepping.

4. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that the inside race Outer diameter be less than the internal diameter for turning over circle.

5. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that the instrument is logical Road is successively made of pre-drilled cavity seal cap, socket inner ring, socket outer ring, check valve intussusception from top to bottom.

6. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that the porous behaviour Make the platform base of platform, each instrument channel, air inlet pipe and an air outlet pipe to be made of flexible material, the flexible material is Silica gel, Polyurethane, poly- ternary rubber, polyvinyl chloride or medical grade rubber.

7. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that the inside race The material of outer elastic ring is silica gel, Polyurethane, poly- ternary rubber, polyvinyl chloride or medical grade rubber.

8. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as claimed in claim 5, which is characterized in that the check valve For single valve chip architecture valve or more valve structure valves.

9. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, which is characterized in that the abdominal cavity is logical The outer surface of deferent film-form tube channel is coated with hydrophilic coating or greasing substance, and the hydrophilic coating is polyethylene One of pyrrolidones, polyethylene glycol oxide, polyethylene glycol, polypropylene glycol, polyacrylamide, polyacrylic acid；The lubrication Substance is Medical silicone oil or medical ventolin.

10. a kind of flexible abdominal cavity micro-invasive operation invisible endoscope channel as described in claim 1, it is characterised in that: described porous Operating platform is round, oval, rectangular, polygon or crescent.