CN211633481U

CN211633481U - Cholecystolithiasis lithotriptor for laparoscope

Info

Publication number: CN211633481U
Application number: CN202020165247.XU
Authority: CN
Inventors: 耿金宏; 吴鸣; 马保金
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-10-09
Anticipated expiration: 2030-02-13

Abstract

The utility model discloses a cholecystolithiasis lithotripter for peritoneoscope, include: the cutting strip fixing ball, the cutting strip sleeve, the cutting strip pull rod, the outer sleeve, the air leakage preventing valve, the fixed end, the fixed handle, the pull spring, the movable end and the movable handle are arranged on the outer sleeve; this a cholecystolithiasis lithotripter for peritoneoscope adopts the utility model discloses when carrying out peritoneoscope cholecystolithiasis operation, great when meetting the cholecystolithiasis, when can not taking out from the peritoneoscope operation incision, the cutting strip of this apparatus head end can be convenient will put into the cholecystolithiasis in the net and cut for diminishing, become garrulous, become the great calculus of diameter and become the diameter and be less than notched calculus, conveniently on not enlarging former notched basis, take out in the operation incision, obviously practice thrift operating time, improve the operation security.

Description

Cholecystolithiasis lithotriptor for laparoscope

Technical Field

The utility model relates to the technical field of laparoscopic surgery application, in particular to a cholecystolithiasis lithotripter for laparoscope.

Background

The development of modern medicine, minimally invasive surgery has been the development direction of surgical operation at present, and minimally invasive surgery has the advantages of small wound, quick recovery and less pain, and has become the object and the direction which are jointly pursued by modern medicine. Laparoscopic techniques are in some respects gradually replacing traditional surgery. When a patient with gall-bladder stones needs surgery, a common method is minimally invasive Laparoscopic Cholecystectomy (LC), when the laparoscopic cholecystectomy is performed, a common three-hole puncture method is adopted, a puncture hole with the length of 10mm at the lower edge of a navel is an observation hole, a puncture hole with the length of 5mm at the lower edge of a right rib is an auxiliary traction hole, a puncture hole with the length of 10mm below a xiphoid process is a main operation hole, after the gall-bladder stone surgery succeeds, gall-bladder and gall-bladder stone specimens are loaded in a specimen belt in an abdominal cavity and are usually taken out from a surgical incision with the length of 10mm below the xiphoid process, when the gall-bladder stones of the patient are larger than 10mm, the gall-bladder stones are not easy to be directly taken out from the 10mm surgical incision, and an operator needs to take various: some operators choose to enlarge the incision to an operation incision larger than the diameter of the cholecystolithiasis, so that the trauma of a patient is increased, and the minimally invasive concept is not met; some operators break the calculus in the abdominal cavity, the specimen bag is used for breaking the calculus into calculus fragments smaller than 10mm, and then the calculus fragments are taken out one by one from a minimally invasive incision with the length of 10 mm.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cholecystolithiasis lithotriptor for peritoneoscope, it can the effectual problem that exists of solving among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cholecystolithiasis lithotripter for laparoscopy, comprising: the cutting strip fixing ball, the cutting strip sleeve, the cutting strip pull rod, the outer sleeve, the air leakage preventing valve, the fixed end, the fixed handle, the pull spring, the movable end and the movable handle are arranged on the outer sleeve; the method is characterized in that: the front end of the cutting strip is fixed on the cutting strip fixing ball, and the rear end of the cutting strip is fixedly connected with the cutting strip pull rod; the cutting strip sleeve is fixed at the front end of the outer sleeve; the rear end of the cutting bar pull rod is connected with the movable end on the movable handle through an air leakage prevention valve; the movable handle is fixed on the fixed end; one end of the tension spring is fixed on the movable handle, and the other end of the tension spring is fixed on the fixed handle.

Furthermore, the cutting strip fixing ball is a metal solid round ball for fixing the cutting strip, and the diameter of the metal solid round ball is slightly larger than that of the cutting strip sleeve.

Furthermore, the cutting strip is three high-strength triangular steel wires which are fixed on the cutting strip pull rod and elastically spread outwards, and the cutting strip can pass through the cutting strip sleeve after being closed.

Further, the cutting strip sleeve is a cylinder which can enable the three cutting strips to be closed, retracted and passed through and is fixed at the front end of the outer sleeve.

Furthermore, the air leakage prevention valve is a rubber valve which can prevent air leakage when the cutting strip pull rod moves.

Furthermore, the tension spring is a spring with tension force and fixed between the movable handle and the fixed handle.

Further, the movable handle is a handle capable of moving around the fixed end in an arc shape, and the fixed handle is a fixed handle.

Further, the movable end is a connection port which can move up and down and back and forth; the fixed end is a connecting port which can only move back and forth and can not move up and down.

Compared with the prior art, this cholecystolithiasis lithotripter for peritoneoscope, adopt the utility model discloses when carrying out peritoneoscope cholecystolithiasis operation, after gall-bladder and cholecystolithiasis are successfully amputated, when following the internal abdominal cavity of taking out of patient, at first need adorn the gall-bladder as in the sample bag, patient B super discovery before the art if the calculus is greater than more than 10mm when, can cut the gall-bladder in the abdominal cavity, bile in the gall-bladder is siphoned off to the peritoneoscope aspirator, use this cholecystolithiasis lithotripter for peritoneoscope to carry out the operation of cholecystolithiasis, put into three cutting strips in the head end of this lithotripter with the calculus in the middle of, this apparatus movable handle is pulled in hand, will be greater than 10. The large gallstone can be repeatedly cut for a plurality of times until all gallstones are less than 10mm, and the gallstone can be taken out from the original puncture cannula opening with smaller abdomen more conveniently under the condition of not prolonging and enlarging the original minimally invasive abdominal incision of the operation. The instrument is ingenious in design, convenient to use, flexible to operate and capable of obviously saving the time for taking the cholecystolithiasis specimen under the laparoscope after clinical use. The operation safety is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the reference symbols:

the cutting strip fixing device comprises a cutting strip fixing ball 1, a cutting strip 2, a cutting strip sleeve 3, a cutting strip pull rod 4, an outer sleeve 5, an air leakage prevention valve 6, a fixed end 7, a fixed handle 8, a tension spring 9, a movable end 10 and a movable handle 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1; the utility model provides a technical scheme:

a cholecystolithiasis lithotripter for laparoscopy, comprising: the cutting strip fixing device comprises a cutting strip fixing ball 1, a cutting strip 2, a cutting strip sleeve 3, a cutting strip pull rod 4, an outer sleeve 5, an air leakage prevention valve 6, a fixed end 7, a fixed handle 8, a tension spring 9, a movable end 10 and a movable handle 11; the method is characterized in that: the front end of the cutting strip 2 is fixed on the cutting strip fixing ball 1, and the rear end is fixedly connected with the cutting strip pull rod 4; the cutting strip sleeve 3 is fixed at the front end of the outer sleeve 5; the rear end of the cutting strip pull rod 4 is connected with a movable end 10 on a movable handle 11 through an air leakage prevention valve 6; the movable handle 11 is fixed on the fixed end 7; one end of a tension spring 9 is fixed on the movable handle 11, and the other end is fixed on the fixed handle 8.

Further, the cutting strip fixing ball 1 is a metal solid round ball for fixing the cutting strip 2, and the diameter of the metal solid round ball is slightly larger than that of the cutting strip sleeve 3.

Further, the cutting strip 2 is three high-strength triangular steel wires which are fixed on the cutting strip pull rod 4 and elastically expand outwards, and the three high-strength triangular steel wires can pass through the inside of the cutting strip sleeve 3 after being closed.

Further, the cutting strip sleeve 3 is a cylinder which can just enable the three cutting strips 2 to be closed, retracted and passed through, and is fixed at the front end of the outer sleeve 5.

Further, the air leakage prevention valve 6 is a rubber valve capable of preventing air leakage when the cutting strip pull rod 4 moves.

Further, the tension spring 9 is a spring with tension force fixed between the movable handle 11 and the fixed handle 8.

Further, the movable handle 11 is a handle capable of moving in an arc shape around the fixed end 7, and the fixed handle 8 is a handle which is not fixed.

Further, the movable end 10 is a connection port capable of moving up and down and back and forth; the fixed end 7 is a connection port which can only move back and forth and can not move up and down.

The utility model discloses when the design:

the cholecystolithiasis lithotripter for the laparoscope has the advantages that: at present, the most common operation mode of the cholecystectomy (LC) under the clinical laparoscope is that in the operation process, a patient adopts a head-high and foot-bottom position, a left-leaning 30-degree position, a camera device is placed in a puncture cannula with the lower edge of a navel position being 10mm, the puncture cannula with the lower edge being 10mm is used as a main operation hole, the puncture cannula with the lower edge being 10mm is used as a gallbladder drawing puncture cannula at the bottom of a right-side axillary anterior line gallbladder, after the three puncture cannulas are established, the cholecystectomy operation is started, when the cholecystectomy succeeds, the gallbladder and cholecystolithiasis are put into a sample bag in an abdominal cavity, the sample bag in the abdominal cavity is cut by using laparoscopic scissors, a laparoscopic aspirator is applied to suck gallstone in the gallbladder juice, meanwhile, the gallstone in the gallbladder is put into the sample bag, and the cholecystolithiasis is usually larger than 10mm (one of gallbladder operation, the patient gallstone can not be taken out from the incision of the 10mm minimally invasive puncture cannula made on the abdomen of the patient, at this time, the cholecystolithiasis lithotripter for laparoscope is only needed to be put into the abdominal cavity through the puncture cannula, in the specimen bag, the calculus is put into the three cutting strips 2 at the front end of the instrument, the movable handle 11 is pulled back, under the action of the pull back force of the cutting strip pull rod 4, the three cutting strips 2 can be pulled into the cutting strip sleeve 3, the three leg cutting strips 2 can be reduced, retracted and close to each other in the process of being pulled into the cutting strip sleeve 3, because the three cutting strips 2 are high-strength triangular steel wires and the components of the gallstone are generally cholesterol crystals with low hardness, in the process of pulling back the three cutting strips 2, the high-strength triangular steel wires can easily cut the gallstone placed in the three cutting strips 2, and then the gallstone with the size larger than 10mm is changed into the gallstone with the size smaller than 10 mm. When the cholecystolithiasis is completely changed into the cholecystolithiasis smaller than 10mm, the operation is very convenient, and the 10mm abdominal cavity puncture cannula established through the operation can be taken out of the abdominal cavity, thereby obviously saving the operation time for taking the cholecystolithiasis.

The specific connecting structure of the gallstone lithotripter for the laparoscope comprises the following components: the utility model provides a cholecystolithiasis lithotriptor for laparoscope, which is a cholecystolithiasis lithotriptor for laparoscope. Its characteristic connection structure includes: the cutting strips 2 are made of high-strength Trapa high-strength rigid wire materials with tension and capable of being automatically opened and opened, and can be automatically opened and opened in a naturally relaxed state, so that the space between the three cutting strips 2 is obviously enlarged, and the gallstone with enough size can be put down. The front ends of the three cutting strips 2 are fixed on a cutting strip fixing ball 1 in a metal solid round spherical shape, the diameter of the cutting strip fixing ball is slightly larger than the inner diameter of a cutting strip sleeve 3, the cutting strip fixing ball 1 can be clamped at the cutting strip sleeve 3 in the hula cutting strip 2 process, and meanwhile, the cutting strip fixing ball 1 is of a round and smooth structure, so that tissue damage can be effectively protected when the instrument is used. The rear end fixed connection of cutting strip 2 is on cutting strip pull rod 4, pull back cutting strip pull rod 4, can make three cutting strips 2 that strut all retract in cutting strip sleeve 3, cutting strip sleeve 3 is the thinner sleeve of fixing at 5 front ends of outer sleeve, the aperture that three closed cutting strips 2 passed through is just held down to cutting strip sleeve 3 internal diameter, cutting strip sleeve 3 internal diameter is less than the fixed diameter of asking of cutting strip, outer sleeve 5 is for can conveniently passing through current peritoneoscope puncture sheathed tube sleeve. The rear end of the outer sleeve 5 is sealed and fixed by an air leakage prevention valve 6, the air leakage prevention valve 6 is a softer rubber valve, the cutting strip pull rod 4 passes through the air leakage prevention valve 6 and does not leak air in the process of back and forth movement of the cutting strip pull rod 4, a fixed handle 8 is arranged at the end of the air leakage prevention valve 6 of the outer sleeve 5 and fixed on the outer sleeve 5, the fixed handle 8 is a fixed handle, a fixed end 7 is arranged on the fixed handle 8, a tension spring 9 and a movable handle 11 are connected on the fixed end 7, a movable end 10 is arranged on the movable handle 11, one end of the tension spring 9 is connected and fixed on the fixed end 7, the other end is fixedly connected on the movable end 10 (the movable end 10 is a port which is used for connecting the cutting strip pull rod 4 and the tension spring 9 and can move up and down and back and forth, the fixed end 7 is a fixed port, The disclosed connecting port method with mature technology is not the technical difficulty and the technical key point of the patent, and is not detailed here), the tension spring 9 is a spring with tension, and under the natural state, the tension has the tension, the cutting strip 2 can be pulled back in the cutting strip sleeve 3, the movable handle 11 is pulled back, the cutting strip pull rod 4 is driven to be pulled back, and the cutting strip 2 can be pulled back in the cutting strip sleeve 3.

The specific use method of the gallstone lithotripter for the laparoscope comprises the following steps: when the cholecystectomy operation is performed under a laparoscope, after anesthesia is successful, the operating bed is adjusted to be the position of the head of a patient, the body of the patient inclines leftwards by 30 degrees, an intestinal canal in an abdominal cavity moves leftwards and downwards, potential risks of intestinal injury possibly caused in the operation process are prevented, and meanwhile, the gallbladder operation area is favorably and fully exposed, the most common operation mode is that in the operation process, a camera device is placed on a puncture sleeve with the length of 10mm at the lower edge of the navel, the puncture sleeve with the length of 10mm below the xiphoid process is a main operation hole, a puncture sleeve with the length of 5mm at the bottom of a right-side axillary anterior line gallbladder is a gallbladder traction puncture sleeve, after the three puncture sleeves are established, the cholecystectomy operation is started, after the cholecystectomy is successful, the gallbladder and cholecystolithiasis are put into a sample bag in the abdominal cavity, laparoscopic scissors are used for cutting the, the gallbladder stone breaker is characterized in that juice in a gallbladder inner container is sucked, meanwhile, gallstone in the gallbladder is placed in a specimen bag, the gallstone is usually larger than 10mm (one of gallbladder stone operation indications means that the gallstone is larger than 20mm, and a patient is recommended to perform operation treatment), so the gallstone of the patient can not be taken out from a 10mm minimally invasive puncture cannula incision made on the abdomen of the patient directly, at the moment, the gallstone breaker for the laparoscope is only needed to be used, the gallstone breaker is placed in the abdominal cavity through a patient abdominal wall puncture cannula, in the specimen bag, the gallstone larger than 10mm is changed into the gallstone smaller than 10mm, and the specific use method is: taking the instrument, an operator firstly returns the movable handle 11 until the cutting strips 2 are all retracted inside the cutting strip sleeve 3, the cutting strip fixing ball 1 in front of the cutting strips 2 is clamped at the cutting strip sleeve 3, at the moment, when the instrument is used, the cutting strip fixing ball 1 is of a soft and smooth spherical structure, so that organ tissues in an abdominal cavity cannot be damaged in the process of moving back and forth, when the instrument is determined to be placed in a specimen bag filled with gall bladder and gall bladder stones in the abdominal cavity, the movable handle 11 is pushed forwards, the cutting strips 2 are moved out of the cutting strip sleeve 3 under the thrust action of the cutting strip pull rod 4, at the moment, under the action of the external tension of the three cutting strips 2, the three cutting strips 2 are unfolded and diffused, when the cutting strips 2 are diffused to be capable of containing the size of the gall bladder stones, the gall bladder stones are placed inside the three diffused cutting strips 2, at the moment, pull back movable handle 11, under the pulling force effect of cutting strip pull rod 4, three cutting strips 2 are pulled back into cutting strip sleeve 3, three cutting strips 2 are the closed state that reduces simultaneously, at the inside gall-bladder calculus of three cutting strips 2, cut by the cutting strip 2 of high strength triangular wire, become the lithangiuria that is less than original size, relapse a lot of same operations, can become the lithangiuria that the diameter is less with great gall-bladder calculus, after the rubble, pull back movable handle 11, cutting strip 2 is under the pulling force effect of cutting strip pull rod 4, it is in cutting strip sleeve 3 to retract back, cutting strip fixing ball 1 card is at the front end of cutting strip sleeve 3, it is intraductal convenient from the abdominal cavity puncture, take out this rubble surgical instruments. The instrument may be sterilized using plasma.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cholecystolithiasis lithotripter for laparoscopy, comprising: the cutting strip fixing ball, the cutting strip sleeve, the cutting strip pull rod, the outer sleeve, the air leakage preventing valve, the fixed end, the fixed handle, the pull spring, the movable end and the movable handle are arranged on the outer sleeve; the method is characterized in that: the front end of the cutting strip is fixed on the cutting strip fixing ball, and the rear end of the cutting strip is fixedly connected with the cutting strip pull rod; the cutting strip sleeve is fixed at the front end of the outer sleeve; the rear end of the cutting bar pull rod is connected with the movable end on the movable handle through an air leakage prevention valve; the movable handle is fixed on the fixed end; one end of the tension spring is fixed on the movable handle, and the other end of the tension spring is fixed on the fixed handle.

2. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the cutting strip fixing ball is a metal solid round ball for fixing the cutting strip, and the diameter of the cutting strip fixing ball is slightly larger than that of the cutting strip sleeve.

3. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the cutting strip is three high-strength triangular steel wires which are fixed on the cutting strip pull rod and elastically spread outwards, and the cutting strip can pass through the cutting strip sleeve after being closed.

4. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the cutting strip sleeve is a cylinder which can just enable the three cutting strips to be closed, retracted and passed through, and is fixed at the front end of the outer sleeve.

5. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the air leakage prevention valve is a rubber valve which can prevent air leakage when the cutting strip pull rod moves.

6. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the tension spring is a spring with tension and fixed between the movable handle and the fixed handle.

7. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the movable handle is a handle capable of moving around the fixed end in an arc shape, and the fixed handle is a fixed handle.

8. A laparoscopic gallstone lithotripter as claimed in claim 1, wherein: the movable end is a connecting port which can move up and down and back and forth; the fixed end is a connecting port which can only move back and forth and can not move up and down.