A kind of internal medicine operation basin bottom operation puncturing deviceTechnical field
The present invention relates to technical field of medical equipment, specially a kind of internal medicine operation basin bottom operation puncturing device.
Background technique
Abdominopelvic cavity operation puncturing device is a kind of medical product, and having matching with micro-traumatic equipment is abdominal cavity pelvic cavity Minimally Invasive Surgery providerThe effect of tool channel, the scope of application, various micro-wound surgical operations can be used, and have perfect in shape and function, nontoxic, sterile, more traditionalPuncture instrument have incomparable superiority.
In view of the drawbacks of the prior art, Chinese patent (publication number: CN101474089A) proposes a kind of high reliability and wearsThe advantages of thorn device, the high-reliability puncture outfit is the generation for preventing skull patch phenomenon, the sealing effect after improving surgical instrument extraction,Surgical instrument movement resistance is small, and carry out real time temperature measurement to motor, but still remain following defect and need to solve: this is highly reliableThe length of the stab knife of property puncture outfit is fixed, therefore is made in the different patient of the fat deposit to epidermis and epidermis bottomUsed time, which can not make trocar sleeve reach ideal position, can not even pass through fat deposit, and puncture outfit needs doctor to be pushed to trouble manuallyPerson's is internal, but the hand size of each doctor is different, and the biggish doctor of palm is pushed to puncture outfit by the centre of the palm, is easy to appearPuncture outfit inclination is not easy to hold and exert a force, and puncture outfit makes puncture outfit be not easily disconnected from patient by the bellows on trocar sleeveEpidermis, but will appear when operating detecting instrument or operation tool enters inside of human body by trocar sleeve and all around shakeDynamic situation, stability are poor.
Summary of the invention
The present invention provides a kind of internal medicine operation basin bottom operation puncturing device, has and be easier to make operator to hold and applyPower is adapted to the high advantage of the different crowd of skin layer thickness, stability, solves the stab knife of the high-reliability puncture outfitLength fix, therefore the different patient of the fat deposit to epidermis and epidermis bottom using when can not make puncture coverCylinder, which reaches ideal position, can not even pass through fat deposit, and puncture outfit needs doctor to be pushed to the internal of patient manually, but eachThe hand size of doctor is different, and the biggish doctor of palm is pushed to puncture outfit by the centre of the palm, is easy to appear puncture outfit inclination, inconvenientIn holding and exerting a force, puncture outfit makes puncture outfit be not easily disconnected from patient's epidermis by the bellows on trocar sleeve, but is operatingDetecting instrument or operation tool will appear the case where all around shaking, stability when entering inside of human body by trocar sleeveThe problem of difference.
The invention provides the following technical scheme: a kind of internal medicine operation basin bottom operation puncturing device, including footstock, the footstockThe two sides on top offer rectangular channel respectively, are hinged with passive buckle, the passive card in the middle part of the back side inside the rectangular channelThe bottom end of button side is fixedly connected with reset spring, the other end of the reset spring and the fixed company in side inside rectangular channelIt connects, the bottom end of the passive buckle other side is fixedly connected with L shape bar, and the top of the L shape bar is run through and extends to rectangular channelTop, the internal activity of the rectangular channel, which is socketed with, actively to be buckled, and the top of active buckle is run through and extends to rectangleThe top of slot and it is fixedly connected with square, the bottom end of the footstock is fixedly installed with trocar sleeve, the upper trocar sleeveBottom end offers annular groove, and the internal whorl of the annular groove is socketed with ring block, and the bottom end of the ring block is run through and extendedTo annular groove lower section and be fixedly connected with lower trocar sleeve, be fixedly connected in the middle part of the square bottom end positioned at upper puncture coverUpper stab knife inside cylinder, the bottom end screw thread of the upper stab knife are socketed with the lower stab knife inside lower trocar sleeve, instituteIt states and offers card slot in the middle part of lower stab knife side, the middle part fixing sleeve inside the lower trocar sleeve close to card slot side is connected toTelescopic rod, the other end of the telescopic rod are fixedly connected with fixture block, and the external activity of the telescopic rod is socketed with ring spring, describedBe respectively fixedly connected with cylinder in the middle part of footstock two sides, the internal activity of the cylinder is socketed with round bar, the round bar it is anotherEnd is run through and extends to the outside of cylinder and be fixedly connected with rectangular slab, and the external activity of the round bar is socketed in cylinderThe compressed spring in portion, the quadrangle of the footstock bottom end have been respectively articulated with loop bar, and the internal activity of the loop bar is socketed with square bar, instituteIt states and offers sliding slot in the middle part of square bar side, bottom end screw thread of the loop bar close to sliding slot side is socketed with threaded rod, the spiral shellThe bottom end of rasp bar is fixedly connected with the clamping plate inside sliding slot, the bottom end of the square bar run through and extend to loop bar outside andIt is hinged with disk.
Preferably, active buckle be located at it is passive buckle the side far from L shape bar, and the actively bottom end of buckle and passiveThe top of buckle is clamped.
Preferably, crimp ring is fixedly attached in the middle part of the upper trocar sleeve, the number of crimp ring on the upper trocar sleeveAmount is eight.
Preferably, one end of the ring spring is fixedly connected with the side of fixture block, the other end of the ring spring withThe side of lower trocar sleeve is fixedly connected.
Preferably, the inside of card slot is run through and extended in one end of the fixture block, and the front and back of fixture block respectively withFront and back inside card slot is slidably connected.
Preferably, one end of the round bar is fixedly connected with the round block positioned at cylinder interior, and round block is outer on the round barThe connection of the internal slide of portion and cylinder.
Preferably, one end of the compressed spring is fixedly connected with one end of cylinder interior, the compressed spring it is anotherEnd is fixedly connected with one end of round bar.
Preferably, the loop bar interior shape is rectangular, and the slide outside of the inside of loop bar and square bar connects.
Preferably, the bottom end of the clamping plate is fixedly connected with rubber strip, and the quantity of rubber strip is four on the clamping plate.
The present invention have it is following the utility model has the advantages that
1, the internal medicine operation makes rectangle by being used cooperatively for compressed spring, cylinder and round bar with basin bottom operation puncturing devicePlate can change the distance between footstock value, make different size of palm that can hold internal medicine operation basin bottom operation puncturingDevice makes the more easily force of doctor in use, is easier handle with basin bottom operation puncturing device to reach internal medicine operationThe purpose held and exerted a force.
2, internal medicine operation basin bottom operation puncturing device, passes through ring spring, telescopic rod, fixture block, card slot, ring block and ringShape slot is used cooperatively, and making lower trocar sleeve rotation, stab knife can also rotate together at present, and then change lower trocar sleeve bottomEnd and the distance between lower stab knife bottom end and footstock value, are adapted to reach internal medicine operation with basin bottom operation puncturing deviceThe purpose of the different crowd of skin layer thickness.
3, the internal medicine operation stretches square bar by being used cooperatively for sliding slot, threaded rod and clamping plate with basin bottom operation puncturing deviceThe inside of loop bar out, and can be fixed in disk contact human body, and then square bar and loop bar is allow to play support to footstockIt is interior when detecting instrument and operation tool being made to enter inside of human body by upper trocar sleeve and lower trocar sleeve with the effect of limitSection's operation will not all around be shaken with basin bottom operation puncturing device, to improve the steady of internal medicine operation basin bottom operation puncturing deviceIt is qualitative.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the fixture block schematic diagram of structure of the invention；
Fig. 3 is enlarged diagram at the A of structure of the invention；
Fig. 4 is enlarged diagram at the B of structure of the invention.
In figure: 1, footstock；2, rectangular channel；3, passive buckle；4, reset spring；5, L shape bar；6, it actively buckles；7, square；8, upper trocar sleeve；9, annular groove；10, ring block；11, lower trocar sleeve；12, upper stab knife；13, lower stab knife；14, blockSlot；15, telescopic rod；16, fixture block；17, ring spring；18, cylinder；19, round bar；20, rectangular slab；21, compressed spring；22, it coversBar；23, square bar；24, sliding slot；25, threaded rod；26, clamping plate；27, disk.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, completeSite preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based onEmbodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every otherEmbodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of internal medicine operation basin bottom operation puncturing device, including footstock 1, the two sides point on 1 top of footstockRectangular channel 2 is not offered, passive buckle 3 is hinged in the middle part of the 2 inside back side of rectangular channel, and the passive bottom end for buckling 3 sides is fixedIt is connected with reset spring 4, the other end of reset spring 4 is fixedly connected with the side inside rectangular channel 2, passive to buckle 3 other sidesBottom end be fixedly connected with L shape bar 5, the top of rectangular channel 2 is run through and is extended on the top of L shape bar 5, and the inside of rectangular channel 2 is livingDynamic be socketed with actively buckle 6, actively buckle 6 positioned at passively buckling 3 sides far from L shape bar 5, and actively buckle 6 bottom end andThe top clamping of passive buckle 3 by actively buckling 6, passively buckles being used cooperatively for 3, reset spring 4 and L shape bar 5, the side of makingBlock 7 can easily be fixed on footstock 1 or separate with footstock 1, and then facilitate stab knife 12 and lower stab knife 13Installation and removal actively buckle 6 top and run through and extend to the top of rectangular channel 2 and be fixedly connected with square 7, footstock 1Bottom end is fixedly installed with trocar sleeve 8, and the middle part of upper trocar sleeve 8 is fixedly attached crimp ring, crimp ring on upper trocar sleeve 8Quantity be eight, by the crimp ring on eight upper trocar sleeves 8, increase between trocar sleeve 8 and human epidermal layerFrictional force will not when detecting instrument and operation tool being made to enter inside of human body by upper trocar sleeve 8 and lower trocar sleeve 11Upper trocar sleeve 8 and lower trocar sleeve 11 is set to be detached from human body because of shaking, to improve internal medicine operation basin bottom operation puncturingThe stability of device, the bottom end of upper trocar sleeve 8 offer annular groove 9, and the internal whorl of annular groove 9 is socketed with ring block 10, ringThe bottom end of shape block 10 is run through and is extended to the lower section of annular groove 9 and is fixedly connected with lower trocar sleeve 11, the middle part of 7 bottom end of squareBe fixedly connected be located at upper trocar sleeve 8 inside upper stab knife 12, the bottom end screw thread of upper stab knife 12 is socketed be located under wearThe lower stab knife 13 inside sleeve 11 is pierced, card slot 14 is offered in the middle part of lower 13 side of stab knife, is leaned on inside lower trocar sleeve 11The middle part fixing sleeve of nearly 14 side of card slot is connected to telescopic rod 15, and the other end of telescopic rod 15 is fixedly connected with fixture block 16, fixture block 16The inside of card slot 14 is run through and extended in one end, and the front and back of fixture block 16 respectively with the front and back inside card slot 14It is slidably connected, when ensure that the rotation of lower trocar sleeve 11, lower stab knife 13 can be with rotating together, to improve internal medicine handThe reasonability of art basin bottom operation puncturing device, the external activity of telescopic rod 15 are socketed with ring spring 17, and the one of ring spring 17End is fixedly connected with the side of fixture block 16, and the other end of ring spring 17 is fixedly connected with the side of lower trocar sleeve 11, is passed throughRing spring 17, telescopic rod 15, fixture block 16, card slot 14, ring block 10 and annular groove 9 are used cooperatively, and make lower trocar sleeve 11At present stab knife 13 can also rotate together for rotation, and then change lower 11 bottom end of trocar sleeve and lower 13 bottom end of stab knife and footstockThe distance between 1 value, is adapted to the different crowd of skin layer thickness with basin bottom operation puncturing device to reach internal medicine operationPurpose, be respectively fixedly connected with cylinder 18 in the middle part of 1 two sides of footstock, the internal activity of cylinder 18 is socketed with round bar 19, round bar19 one end is fixedly connected with the round block inside cylinder 18, and the internal slide of the outside of round block and cylinder 18 connects on round bar 19It connects, ensure that round bar 19 when stretching out the outside of cylinder 18, will not shake, to improve internal medicine operation basin bottom operation puncturingThe other end of the stability of device, round bar 19 runs through and extends to the outside of cylinder 18 and be fixedly connected with rectangular slab 20, round bar 19External activity be socketed with the compressed spring 21 inside cylinder 18, one end and one end inside cylinder 18 of compressed spring 21It is fixedly connected, the other end of compressed spring 21 is fixedly connected with one end of round bar 19, passes through compressed spring 21, cylinder 18 and round bar19 be used cooperatively, makes rectangular slab 20 can change the distance between footstock 1 value, hold different size of palm canInternal medicine operation basin bottom operation puncturing device makes the more easily force of doctor in use, to reach internal medicine operation useBasin bottom operation puncturing device is easier to hold and the purpose of force, the quadrangle of 1 bottom end of footstock have been respectively articulated with loop bar 22, in loop bar 22Portion's shape is rectangular, and the inside of loop bar 22 is connect with the slide outside of square bar 23, ensure that square bar 23 in the inside of loop bar 22It will not rotate, so that clamping plate 26 is detached from sliding slot 24, to improve the reasonability of internal medicine operation basin bottom operation puncturing device, loop bar 22Internal activity be socketed with square bar 23, sliding slot 24, bottom of the loop bar 22 close to 24 side of sliding slot are offered in the middle part of 23 side of square barEnd screw thread is socketed with threaded rod 25, and the bottom end of threaded rod 25 is fixedly connected with the clamping plate 26 inside sliding slot 24, clamping plate 26Bottom end is fixedly connected with rubber strip, and the quantity of rubber strip is four on clamping plate 26, increases folder by the rubber strip on clamping plate 26Frictional force between plate 26 and sliding slot 24 rotates threaded rod 25, after clamping plate 26 is contacted with sliding slot 24, can fix square bar 23,To improve the reasonability of internal medicine operation basin bottom operation puncturing device, the bottom end of square bar 23 is run through and extends to the outer of loop bar 22Portion and it is hinged with disk 27.
Working principle rotates clockwise or counterclockwise lower trocar sleeve 11, lower trocar sleeve according to service condition first11 drive telescopic rod 15 to rotate, and telescopic rod 15 drives fixture block 16 to rotate, and fixture block 16 drives lower stab knife 13 to rotate by card slot 14,Change lower 13 bottom end of stab knife and the distance between lower 11 bottom end of trocar sleeve and footstock 1 value, then pulls rectangular slab 20, palmIn addition to four fingers of thumb hold two cylinders 18 respectively, rectangular slab 20 is unclamped, the centre of the palm of palm encases square 7 and footstock 1, willLower stab knife is directed at insertion point and pierces through the epidermis of people, and the crimp ring on trocar sleeve 8 is made to be placed in the inside of epidermis,It pulls loop bar 22 to adjust support angle, rotates clockwise threaded rod 25, be that clamping plate 26 moves up, pull out square bar 23, work as diskAfter 27 with human contact, rotate counterclockwise threaded rod 25, decline clamping plate 26 and contact fixation square bar 23 with sliding slot 24, finally toL shape bar 5 is inside pressed, make passively to buckle 3 inclinations and is separated with actively buckling 6, square 7 is lifted upwards, due to the side of fixture block 16It is circle with the side inside card slot 14, when moving up lower stab knife 13, fixture block 16 can be detached from card slot, take out square7, upper stab knife 12 and lower stab knife 13 will test instrument or operation tool and pass through upper trocar sleeve 8 and lower trocar sleeve 11Into the inside of human body.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a realityBody or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operationIn any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended toNon-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including thoseElement, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipmentIntrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be withA variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understandingAnd modification, the scope of the present invention is defined by the appended.