CN208973788U

CN208973788U - A kind of laparoscope bile duct exploration converter

Info

Publication number: CN208973788U
Application number: CN201821461682.6U
Authority: CN
Inventors: 车斯尧
Original assignee: Gaozhou Peoples Hospital
Current assignee: Gaozhou Peoples Hospital
Priority date: 2018-09-06
Filing date: 2018-09-06
Publication date: 2019-06-14
Anticipated expiration: 2028-09-06

Abstract

The utility model provides a kind of laparoscope bile duct exploration converter, including conduit part, manage portion and introduction part, portion is managed described in the conduit part connection, the portion of managing connects the introduction part, the conduit part manages connection inside portion and the introduction part, entrance hole is provided in the introduction part, one end of the conduit part is provided with bending part, and the remoter diameter of conduit part described in distance is smaller on the bending part.Structure is simple, by the way that the bending part of bent angle is arranged in one end of the conduit part, choledochoscope is oriented to, choledochoscope is turned in bile duct, on the one hand the pain for not needing exacerbation patient, on the other hand avoids the need for causing choledochoscope to damage with the instruments such as tweezers assisted diversion；The diameter of part of the bending part outside notch is bigger than the diameter for protruding into the part in notch, the bending part can be made to block notch, avoids in the bile duct plus when water, has water and leaks into and causes to infect in abdominal cavity.

Description

A kind of laparoscope bile duct exploration converter

Technical field

The utility model relates to laparoscope bile ducts to take stone operation device field, and in particular to a kind of laparoscope bile duct exploration turn Parallel operation.

Background technique

When calculus of bile duct needs to carry out surgical calculus removing, several holes usually are opened in abdomen and are inserted into casing, then draw operation Instrument enters from casing, performs the operation.

Present surgical procedure refers to Fig. 1, in abdomen aperture and is inserted into casing, after traction surgical instrument enters abdominal cavity, keeps away The organs such as appetizing, liver find the position of bile duct, and the notch on bile duct, utilize the notch of traditional converter insertion bile duct It is interior, then the instruments such as choledochoscope, lithotomy net are imported into bile duct from converter inside and are performed the operation；But because casing and abdomen The position of aperture is fixed, so the direction of protruding into of converter is also fixed, i.e., the angle of converter insertion notch and bile duct be wherein One direction is at obtuse angle, and at an acute angle with another direction, the obtuse angle direction that choledochoscope is inserted into bile duct is very convenient, but is difficult to insert Enter the acute angle direction of bile duct, usual doctor will use the instruments such as tweezers that choledochoscope is turned by force, but list can make disease in this way People is very painful, and choledochoscope is plastic material, is also easy to keep choledochoscope bad by folder.Simultaneously, it is sometimes desirable to which in bile duct plus water increases Pressure, makes bile duct swell, and enables biliary tract sem observation understand the calculus in bile duct, but the water being added drains to abdominal cavity from notch sometimes In, it be easy to cause infection.

Utility model content

Therefore, the purpose of this utility model is to provide a kind of laparoscope bile duct exploration converter, which can be solved Certainly choledochoscope is difficult to turn in bile duct and water from notch drains to the problems in abdominal cavity.

The utility model provides a kind of laparoscope bile duct exploration converter, including conduit part, manages portion and introduction part, institute It states and manages portion described in conduit part connection, the portion of managing connects the introduction part, and the conduit part manages portion and the importing Connection inside portion, is provided with entrance hole in the introduction part, and one end of the conduit part is provided with bending part, on the bending part The diameter remoter apart from the conduit part is smaller.

Further, the conduit part and the portion of managing are rigid plastics, and the introduction part is flexible plastic；Choledochoscope Equal instruments are easy to slide from rigid plastics, are easy to be inserted into from flexible plastic.

Further, auxiliary flute is provided with around the entrance hole；The auxiliary flute expands the entrance hole Inlet diameter makes it easier to the instruments such as choledochoscope being inserted into the entrance hole.

Further, the bending angle between the bending part and the conduit part is 5-30 °；Bending angle is too small or too Greatly, all small to the guiding role of the instruments such as choledochoscope, if while bending angle it is bigger, bending part is more difficult to turn in bile duct.

Further, the portion of managing is rectangle, and the angle managed in portion is polished into fillet；It is managed convenient for turning Portion, so that bending part turns in bile duct.

The utility model has the following beneficial effects: structure is simple, by the bending that bent angle is arranged in one end of the conduit part Portion is oriented to choledochoscope, and choledochoscope is turned in bile duct, does not on the one hand need the pain for aggravating patient, separately On the one hand it avoids the need for causing choledochoscope to damage with the instruments such as tweezers assisted diversion；Part of the bending part outside notch Diameter is bigger than the diameter for protruding into the part in notch, the bending part can be made to block notch, avoids in bile duct plus when water, It has water and leaks into and cause to infect in abdominal cavity.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the surgical procedure schematic diagram using conventional converters；

Fig. 2 is a kind of one of structural schematic diagram of laparoscope bile duct exploration converter of the utility model；

Fig. 3 is a kind of second structural representation of laparoscope bile duct exploration converter of the utility model；

Fig. 4 is a kind of cross-sectional view of laparoscope bile duct exploration converter of the utility model.

Wherein, 100, abdomen；200, stomach；300, liver；400, bile duct；500, notch；600, conventional converters；1, this is practical Novel converter；11, conduit part；111, bending part；12, portion is managed；13, introduction part；131, entrance hole；132, auxiliary flute.

Specific embodiment

Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Specific embodiment of the present utility model is described below in conjunction with attached drawing.

With reference to Fig. 2, Fig. 3 and Fig. 4, a kind of laparoscope bile duct exploration converter, including conduit part 11, manage portion 12 and lead Enter portion 13, the conduit part 11 connect it is described manage portion 12, the portion 12 that manages connects the introduction part 13, the conduit part 11, it manages and is connected to inside portion 12 and the introduction part 13, entrance hole 131, the conduit part are provided in the introduction part 13 11 one end is provided with bending part 111, and the remoter diameter of conduit part 11 described in distance is smaller on the bending part 111.

The conduit part 11 and the portion 12 that manages are rigid plastics, and the introduction part 13 is flexible plastic；Choledochoscope etc. Instrument is easy to slide from rigid plastics, is easy to be inserted into from flexible plastic.

Auxiliary flute 132 is provided with around the entrance hole 131；The auxiliary flute 132 expands the entrance hole 131 Inlet diameter, make it easier to the instruments such as choledochoscope being inserted into the entrance hole 131.

Bending angle between the bending part 111 and the conduit part 11 is 5-30 °；Bending angle is too small or too big, It is all small to the guiding role of the instruments such as choledochoscope, if while bending angle it is bigger, bending part 111 is more difficult to turn in bile duct 400.

The portion 12 that manages is rectangle, and the angle managed in portion 12 is polished into fillet；Convenient for turning the portion of managing 12, So that bending part 111 turns in bile duct.In this way, in actual operation, rectangular rotational angle is easier to observe, to Judge that steering angle of the bending part 111 in bile duct is more intuitive.

The distalmost end of the bending part 111 is less than the diameter of casing, the bending at a distance from 11 center of circle of conduit part The diameter of 111 distalmost end of portion with can be by choledochoscope it is suitable, the corner of the distalmost end of the bending part 111 is polished into circle Angle.

In actual operation, in 100 aperture of abdomen and it is inserted into casing, after traction surgical instrument enters abdominal cavity, avoids stomach 200, the organs such as liver 300 find the position of bile duct 400, and the notch 500 on bile duct 400, by the utility model converter 1 It is inserted into bile duct 400 from notch 500, the part of the bending part 111 enters in bile duct 400, the bending part 111 outside bile duct 400 Diameter be greater than the diameter of bending part 111 in bile duct 400, so notch 500 is blocked by the bending part 111, by biliary tract The instruments such as mirror, lithotomy net are imported from the introduction part 13 of the utility model converter 1, meeting when by the bending part 111 It is directed to, i.e., behind a direction of biliary tract sem observation complete notch 500, needs to change the observation of another direction, choledochoscope can be received It returns in bending part 111, then the bending part 111 is turned to, then skid off choledochoscope along the bending part 111, complete gallbladder The steering of road mirror.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement are for illustrative purposes only.

It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard To belong to the protection scope of the utility model.

Claims

1. a kind of laparoscope bile duct exploration converter, including conduit part, portion and introduction part are managed, described in the conduit part connection Portion is managed, the portion of managing connects the introduction part, and the conduit part manages connection inside portion and the introduction part, described Entrance hole is provided in introduction part, which is characterized in that one end of the conduit part is provided with bending part, distance on the bending part The remoter diameter of the conduit part is smaller.

2. a kind of laparoscope bile duct exploration converter according to claim 1, which is characterized in that the conduit part and described Managing portion is rigid plastics, and the introduction part is flexible plastic.

3. a kind of laparoscope bile duct exploration converter according to claim 1, which is characterized in that set around the entrance hole It is equipped with auxiliary flute.

4. a kind of laparoscope bile duct exploration converter according to claim 1, which is characterized in that the bending part with it is described Bending angle between conduit part is 5-30 °.

5. a kind of laparoscope bile duct exploration converter according to claim 1, which is characterized in that the portion of managing is rectangular Shape, the angle managed in portion are polished into fillet.