CN108143465A - A kind of tumor dissector - Google Patents

A kind of tumor dissector Download PDF

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Publication number
CN108143465A
CN108143465A CN201711419980.9A CN201711419980A CN108143465A CN 108143465 A CN108143465 A CN 108143465A CN 201711419980 A CN201711419980 A CN 201711419980A CN 108143465 A CN108143465 A CN 108143465A
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CN
China
Prior art keywords
tulwar
cutting
outer sleeve
tail end
internal box
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Granted
Application number
CN201711419980.9A
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Chinese (zh)
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CN108143465B (en
Inventor
王兰华
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Shaoyang University
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王兰华
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Priority to CN201711419980.9A priority Critical patent/CN108143465B/en
Publication of CN108143465A publication Critical patent/CN108143465A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/32Surgical cutting instruments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08Accessories or related features not otherwise provided for
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/08Accessories or related features not otherwise provided for
    • A61B2090/0801Prevention of accidental cutting or pricking
    • A61B2090/08021Prevention of accidental cutting or pricking of the patient or his organs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2217/00General characteristics of surgical instruments
    • A61B2217/002Auxiliary appliance
    • A61B2217/005Auxiliary appliance with suction drainage system

Abstract

The invention discloses a kind of tumor dissectors, belong to medical instruments field, including internal box and outer sleeve, internal box is equipped with suction nozzle cylinder, pipette, micropump and the drain pipe being sequentially communicated, its border of outer sleeve upper edge is equipped with multiple cutting tulwars, cutting tulwar includes the multilayer tulwar of inside and outside socket, and the knife tail end of innermost layer tulwar is fixedly connected with hawser, spring is equipped with along its length on the outside of hawser;The knife tail end bottom of outermost layer tulwar is fixed with fixed block, and a fixed disc being sleeved on the outside of pipette is fixed below fixed block;Micropore is furnished on cutting tulwar, cuts the telescoping tube that pipette is connected at tulwar knife tail.The present invention has the regulatory function to cutting tulwar for different size of tumour, and applicability is preferable, also helps the injury reduced to the normal structure of tumour circumferential perimeter, and application value is higher, and can disposably cut down entire tumour, and cutting efficiency is high;Also there is the mechanism for drawing blood stains, convenient for the cutting operation of doctor.

Description

A kind of tumor dissector
Technical field
The present invention relates to medical instruments fields, are specifically related to a kind of tumor dissector.
Background technology
Tumour may occur for any position of human body, mostly benign, and benign tumour has a complete knurl wall to be glued with normal structure Even.For surgery system benign tumour some need to be rejected.At present, peeling operation benign tumour with scissors, handle of a knife or Cyst wall with surrounding tissue row passivity or sharp property is detached and keeps tumour integrality by forefinger, to take out.But scissors is for adhesion It is thicker all to can be used, and tumour is easily made to rupture discharge to abdominal cavity and pelvic cavity, and make tumor planting and recurrence, expansive force after cyst wall rupture Declining also increases the difficulty of stripping.Although postoperative tumour is detached to not easy damaged knurl wall, finger with human body using finger It is shorter, it is not readily separated tumour hypomere and basal part.It is more straight using handle of a knife, rapid wear wound burr wall and normal structure, to larger Tumour is inconvenient to use.
At present, the cutting tool that existing tumor dissector uses is integrally formed cutter hub, and length is non-adjustable, should Used time is needed at the adhesion of the cutting tumour and normal structure of a part part, it is impossible to which primary cutting is completed, and cutting efficiency is relatively low. A kind of tumor dissector is disclosed in the patent for being CN 205391141U in Authorization Notice No., including drag hook fixing pipe, and is drawn Hook fixing pipe is socketed with pipe sleeve, and the both ends of pipe sleeve are stretched out at drag hook fixing pipe both ends, and drag hook fixing pipe one end is equipped with several fixations Part is hinged with the drag hook with drag hook extension rod on fixing piece.Drag hook need to be only lifted when needing and taking out tumor mass to consolidate Fixed tube pushes casing, and two drag hooks are gathered to center, clamps tumor mass, you can take out tumor mass.But due to drag hook Band stock, length is non-adjustable, and stock is not adapted to tumor surface, and cutting effect is poor, and application value is relatively low;Drag hook is only articulated with solid Determine on part, without retaining mechanism, it is impossible to stablize hold mode, when application is inconvenient;It does not suck blood dirty mechanism, blood stains may Covering cutting part and influence treat doctor cutting operation, be unfavorable for the diagnosis and treatment of patient;And since stock front end bends to hook Son, width is larger, and larger space is needed when stretching into tumor periphery, to the injury of the normal structure of tumour circumferential perimeter compared with Greatly.
Invention content
1. technical problems to be solved
The technical problem to be solved in the present invention is to provide a kind of tumor dissector have for different size of tumour To cutting the regulatory function of tulwar, applicability is preferable, also helps the injury reduced to the normal structure of tumour circumferential perimeter, should It is higher with being worth, and can disposably cut down entire tumour, cutting efficiency is high;Also there is the mechanism for drawing blood stains, be convenient for The cutting operation of doctor.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that:
A kind of tumor dissector is equipped with micropump including internal box and outer sleeve, in the internal box and is connected to miniature The pipette of top is pumped, the tubaeform suction nozzle cylinder of connection pipette is equipped at the top of the internal box, is connected below the micropump The drain pipe connected with pipette;
The outer sleeve bottom is concordant with internal box and seals, and is uniformly hinged with along its border at the top of the outer sleeve barrel At least two cutting tulwars, the cutting tulwar include the inside and outside multilayer tulwar being socketed and radian is identical, wherein outermost layer tulwar Exterior bottom be fixed in the shaft being rotationally connected at the top of outer sleeve barrel, the knife tail of each layer tulwar in outermost layer tulwar End is closed, and the knife tail end of innermost layer tulwar is fixedly connected with hawser, and the other end of the hawser sequentially passes through each layer The lower end of tulwar and last layer of tulwar is simultaneously extended in housing tube inner chamber, and connection hawser is equipped in the housing tube inner chamber Piston is pushed, the promotion piston base is connected with the catch bar across outer sleeve bottom, and the catch bar bottom is equipped with handle, The fixing bolt across outer sleeve barrel is fixed on the promotion piston side, the outer sleeve barrel is equipped with for fixed spiral shell The slide opening that bolt moves up and down, the fixing bolt on the outside of the slide opening are equipped with clamp nut, on the outside of the hawser along its length Direction is equipped with spring;
Each layer tulwar side wall and knife tail end are equipped with for micropore that is dirty and transmitting of sucking blood, tulwar described in outermost layer Side where knife tail end passes through internal box, and the internal box is equipped with the through-hole passed through for outermost layer tulwar knife tail end, the through-hole Outermost layer tulwar knife tail end is just accommodated for width, length can be outermost for the strip that outermost layer tulwar knife tail end is swung up and down The knife tail end of the layer tulwar is open to be simultaneously connected with telescoping tube, and junction is set with connection lantern ring, the telescoping tube with it is described Pipette connects, and the connection collar footprint is fixedly connected with fixed block, and at least two fixed block lower surfaces are fixed on together On one fixed disc being sleeved on the outside of pipette, the bottom surface of the fixed disc side is fixedly connected with longitudinally disposed shifting Lever, the mobile bar lower end connect push-pull rod, and the mobile bar lower end is respectively equipped with the receiving being adapted with push-pull rod upper end Slot and rotary block, the push-pull rod lower end pass through internal box bottom and are fixed with turning knob, the push-pull rod surface and interior The screw thread being adapted is furnished on the position that the bottom of box is passed through for push-pull rod;The outer sleeve outer surface is fixed with swing handle.
Specifically, the cutting tulwar includes inside and outside suit and the identical three layers of tulwar of radian, respectively small tulwar, in it is curved Knife and big tulwar.
Further, the big tulwar is internally provided with intermediate mass, and the spring includes connecting small tulwar knife tail end and centre The spring one and connection intermediate mass of block and the spring two for pushing piston.Because spring needs to push in the application piston to bullet The thrust or pulling force that spring applies are transmitted to the other end, and the shorter spring of length is than the transmission effect of the longer spring of length Good, so by spring division into spring one and spring two, and spring two can assist restriction to be fully deployed rear innermost layer tulwar and most The distance between outer layer tulwar.
Further, scale is equipped on the catch bar along its length.The distance number that scale can move catch bar Wordization visualizes, and unified adjustment criteria can be provided for multiple catch bars, and identical state is kept convenient for each cutting tulwar, from And be conducive to the stripping of tumour.
Further, the cutter head of tulwar described in innermost layer is equipped with magnet.When the point of a knife end of each cutting tulwar is collapsed in swollen During knurl bottom, by the interattraction between magnet, the in stable condition of cutting tulwar can be further ensured, and can apply true to examine Whether the point of a knife end for recognizing each cutting tulwar arrives at tumour bottom.
3. advantageous effect
(1) the cutting tulwar in the present invention includes inside and outside socket and the identical multilayer tulwar of radian, in outermost layer tulwar The knife tail end of each layer tulwar is closed, and the knife tail end of innermost layer tulwar is fixedly connected with hawser, is grown on the outside of hawser along it It spends direction and is equipped with spring.Taut wire rope can collapse multilayer tulwar in retraction outermost layer tulwar, loosen hawser and push bullet Spring can make the protruding expansion of internal tulwar, that is, realize the adjusting to cutting tulwar entire length;And the knife tail of outermost layer tulwar End bottom is fixedly connected with fixed block, and a fixed disc being sleeved on the outside of pipette is fixed below fixed block.Above push away or under Fixed disk body is drawn, can rise or fall the knife tail end of outermost layer tulwar, under the booster action of rotating shaft hinge joint, cuts tulwar Entirety is flared out or collapses, so that the blade of cutting tulwar can be then reduced to the greatest extent close to tumor surface to tumour circumferential perimeter Normal structure injury.In practical application, according to the difference of tumor size, it can adjust cutting tulwar and surround range diameter and whole Body length so that cutting tulwar is surrounded close to tumor surface into a sphere, and the point of a knife for cutting tulwar arrives at tumour bottom Portion.It follows that the regulatory function of the present invention is stronger, applicability is good, also helps normal group reduced to tumour circumferential perimeter The injury knitted, application value are higher.
(2) the promotion piston of connection hawser is equipped in the housing tube inner chamber in the present invention, piston base is pushed to be connected with Across the catch bar of outer sleeve bottom, it is easy to implement the tension of hawser and loosens and the promotion to spring, push piston side The fixing bolt across outer sleeve barrel is fixed on side, fixing bolt is equipped with clamp nut, convenient for associated mechanisms is kept to consolidate Determine location status;Mobile bar, mobile bar lower end rotation connection push-pull rod, push-and-pull are fixedly connected in the bottom surface of fixed disc side Bar lower end passes through internal box bottom and is fixed with turning knob, on push-pull rod surface and its internal box bottom corresponding site passed through The screw thread being adapted is furnished with, above pushing away or pulling down, while can keep mutually shutting down at any time to fixed disk body is realized convenient for passing through rotation Structure fixed position state.It follows that the present invention can stablize the state for keeping cutting tulwar by related retaining mechanism, convenient for answering With.The present invention is additionally provided with suction nozzle cylinder, can be against in tumour, and unlatching is miniature to generate a suction to tumour, there is preventing tumor offset Effect;Outer sleeve outer surface is fixed with swing handle, and shape is kept to the suction of tumour and cutting tulwar based on suction nozzle cylinder State is stablized, and is rotated entire tumor dissector by swing handle so that each cutting tulwar is cut around tumour, can be disposable Entire tumour is cut down, cutting efficiency is high.
(3) present invention is equipped with tubaeform suction nozzle cylinder, and pipette is connected below suction nozzle cylinder, and pipette connection micropump also connects Logical drain pipe;Micropore is furnished on the cutting tulwar, telescoping tube, telescoping tube connection imbibition are connected at the cutting tulwar knife tail Pipe.In tumour stripping process, after miniature pump startup, suction nozzle cylinder and micropore are drawn blood stains and are sent in pipette, finally from row Liquid pipe excretes, so as to be conducive to maintain the clarity of tumour cutting part, convenient for the cutting operation of doctor.
To sum up, the present invention is for different size of tumour with the regulatory function to cutting tulwar, and applicability is preferable, also Conducive to the injury reduced to the normal structure of tumour circumferential perimeter, application value is higher, and can disposably cut entire tumour Get off, cutting efficiency is high;Also there is the mechanism for drawing blood stains, convenient for the cutting operation of doctor.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structure diagram of Section A-A in Fig. 1;
Fig. 3 is the structure diagram of section B-B in Fig. 2.
Wherein, 1- micropumps, 2- pipette, 3- suction nozzle cylinders, 4- drain pipes, 5- cutting tulwars, 51- small tulwars are curved in 52- Knife, the big tulwars of 53-, 6- shafts, 7- hawsers, 8- push piston, 9- catch bars, 10- internal box, 11- handles, 12- fixation spiral shells Bolt, 13- slide openings, 14- clamp nuts, 15- micropores, 16- telescoping tubes, 17- connection lantern rings, 18- fixed blocks, 19- fixed discs, 20- outer sleeves, 21- mobile bars, 22- push-pull rods, 23- holding tanks, 24- movement blocks, 25- turning knobs, 26- screw threads, 27- turn Dynamic handle, 28- intermediate mass, 29- springs one, 30- springs two, 31- scales, 32- through-holes, 33- magnets.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
Embodiment
A kind of tumor dissector as shown in Figures 1 and 2, including internal box 10 and outer sleeve 20, in the internal box 10 Equipped with micropump 1 and the pipette 2 being connected to above micropump 1,10 top of internal box is equipped with the loudspeaker of connection pipette 2 Shape suction nozzle cylinder 3, the drain pipe 4 that the 1 lower section connection of micropump is connected with pipette 2;
20 bottom of outer sleeve is concordant with internal box 10 and seals, uniform along its border at the top of 20 barrel of outer sleeve At least two cutting tulwars 5 are hinged with, the cutting tulwar 5 includes the inside and outside multilayer tulwar being socketed and radian is identical, wherein most The exterior bottom of outer layer tulwar is fixed in the shaft 6 being rotationally connected at the top of 20 barrel of outer sleeve, each in outermost layer tulwar The knife tail end of layer tulwar is closed, and the knife tail end of innermost layer tulwar is fixedly connected with hawser 7, the hawser 7 it is another End sequentially passes through the lower end of each layer tulwar and last layer of tulwar and extends in 20 inner cavity of outer sleeve, 20 inner cavity of outer sleeve In be equipped with the promotion piston 8 of connection hawser 7, promotion piston 8 bottom is connected with the catch bar across 20 bottom of outer sleeve 9,9 bottom of catch bar is equipped with handle 11, and the promotion piston is fixed with the fixation spiral shell across 20 barrel of outer sleeve on 8 side Bolt 12,20 barrel of outer sleeve are equipped with the slide opening 13 moved up and down for fixing bolt 12, the fixation spiral shell on the outside of the slide opening Bolt 12 is equipped with clamp nut 14, and 7 outside of hawser is equipped with spring along its length;
Each layer tulwar side wall and knife tail end are equipped with for micropore 15 that is dirty and transmitting of sucking blood, tulwar described in outermost layer Knife tail end where side pass through internal box 10, the internal box 10 is equipped with the through-hole 32 passed through for outermost layer tulwar knife tail end, The through-hole 32 just accommodates outermost layer tulwar knife tail end for width, and length can be for length that outermost layer tulwar knife tail end is swung up and down Bar shaped, the knife tail end of tulwar described in outermost layer is open and is connected with telescoping tube 16, and junction is set with connection lantern ring 17, described Telescoping tube 16 is connected with the pipette 2, and 17 bottom of the connection lantern ring is fixedly connected with fixed block 18, as shown in figure 3, at least Two 18 lower surfaces of fixed block are fixed on the same fixed disc 19 being sleeved on the outside of pipette 2, the fixed circle The bottom surface of 19 side of disk is fixedly connected with longitudinally disposed mobile bar 21, and 21 lower end of mobile bar connects push-pull rod 22, described 21 lower end of mobile bar and 22 upper end of push-pull rod are respectively equipped with the holding tank 23 being adapted and rotary block 24, under the push-pull rod 22 End is across 10 bottom of internal box and is fixed with turning knob 25, and 22 surface of push-pull rod and 10 bottom of internal box supply push-pull rod 22 The screw thread 26 being adapted is furnished on the position passed through;20 outer surface of outer sleeve is fixed with swing handle 27.
In the present embodiment, the cutting tulwar 5 includes inside and outside three layers of tulwar being set with and radian is identical, respectively small curved Knife 51, middle tulwar 52 and big tulwar 53.
In the present embodiment, the big tulwar 53 is internally provided with intermediate mass 28, and the spring includes connecting small 51 knife of tulwar The spring 1 and connection intermediate mass 28 of tail end and intermediate mass 28 and the spring 2 30 for pushing piston 8.Because spring is being applied It is middle to need the thrust that piston 8 is pushed to apply spring or pulling force being transmitted to the other end, and the shorter spring of length than length compared with The transmission effect of long spring will be got well, so by spring division into spring 1 and spring 2 30, and spring 2 30 can assist limit Surely the distance between rear innermost layer tulwar and outermost layer tulwar are fully deployed.
In the present embodiment, scale 31 is equipped on the catch bar 9 along its length.Scale 31 can move catch bar 9 Dynamic and can be that multiple catch bars 9 provide unified adjustment criteria apart from digital visual, be kept convenient for each cutting tulwar 5 Identical state, so as to be conducive to the stripping of tumour.
In the present embodiment, the cutter head of tulwar described in innermost layer is equipped with magnet 33.When the point of a knife end of each cutting tulwar 5 is received When holding together tumour bottom, by the interattraction between magnet 33, the in stable condition of cutting tulwar 5 can be further ensured, and can answer Confirm whether the point of a knife end of each cutting tulwar 5 arrives at tumour bottom with to examine.
The concrete application process of above-mentioned tumor dissector is:
After cutting an osculum on envelope outside tumour, suction nozzle cylinder 3 is against in tumour, opens micropump 1, suction nozzle cylinder 3 One suction is generated to tumour, there is preventing tumor offset;Right driving handle 11, by the biography of catch bar 9 and promotion piston 8 Dynamic, hawser 7 moves up, under the action of the spring, internal tulwar start to stretch out expansion (under original state, each layer tulwar collapse in Inside outermost layer tulwar), make slowly to pierce tumour periphery at the point of a knife of cutting tulwar 5;Precession screws out turning knob 25, drives Push-pull rod 22 moves forward or back, by the transmission of mobile bar 21, fixed disc 19 and fixed block 18 so that the knife of outermost layer tulwar Tail end rises or falls, and under the booster action of 6 hinged place of shaft, cutting tulwar 5 is whole to be flared out or collapse, so that cutting Tulwar 5 arrives at tumour bottom close to tumor surface, and at the point of a knife of innermost layer tulwar (can be confirmed by the interattraction of magnet 33 Point of a knife arrives at tumour bottom), that is, it completes to adjust cutting 5 entire length of tulwar according to tumor size and surrounds range (outer sleeve 20 Along its border, uniformly hinged multiple cutting tulwars 5 surround into a sphere at the top of barrel) diameter, it is with strong applicability, it should It is higher with being worth;Then clamp nut 14 is tightened on fixing bolt 12, and passes through screw thread 26 in 22 moving process of push-pull rod Always can stablize on internal box 10, then the state for cutting tulwar 5 is maintained, then is made based on tumour by 3 suction of suction nozzle cylinder With entire tumor dissector is rotated by swing handle 27 so that each cutting tulwar 5 is cut, and cut surface is extremely around tumour It forms a circle less and (in the present embodiment, if there are two cutting tulwar 5, then needs 180 ° of rotation), disposably will can entirely swell Knurl is cut down.In cutting process, the micropore 15 on tulwar 5 is cut under the action of micropump 1, draws the blood that cutting generates Dirt, and be transported in pipette 2, suction nozzle cylinder 3 also draws part blood stains, is finally excreted from drain pipe 4.
It can be seen from the above, the present invention for different size of tumour have to cut tulwar regulatory function, applicability compared with It is good, the injury reduced to the normal structure of tumour circumferential perimeter is also helped, application value is higher, and disposably will can entirely swell Knurl is cut down, and cutting efficiency is high;Also there is the mechanism for drawing blood stains, convenient for the cutting operation of doctor.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention, And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above Change, modification will be all fallen in scope of the presently claimed invention.

Claims (5)

1. a kind of tumor dissector, which is characterized in that including internal box (10) and outer sleeve (20), set in the internal box (10) The pipette (2) for having micropump (1) and being connected to above micropump (1), internal box (10) top are equipped with connection pipette (2) tubaeform suction nozzle cylinder (3), the drain pipe (4) that micropump (1) lower section connection is connected with pipette (2);
Outer sleeve (20) bottom is concordant with internal box (10) and seals, equal along its border at the top of outer sleeve (20) barrel Even to be hinged at least two cutting tulwars (5), the cutting tulwar (5) includes the inside and outside multilayer tulwar being socketed and radian is identical, The exterior bottom of wherein outermost layer tulwar is fixed in the shaft (6) being rotationally connected at the top of outer sleeve (20) barrel, outermost layer The knife tail end of each layer tulwar in tulwar is closed, and the knife tail end of innermost layer tulwar is fixedly connected with hawser (7), the steel The other end of silk rope (7) sequentially passes through the lower end of each layer tulwar and last layer of tulwar and extends in outer sleeve (20) inner cavity, The promotion piston (8) of connection hawser (7) is equipped in outer sleeve (20) inner cavity, described promotion piston (8) bottom is connected with Across the catch bar (9) of outer sleeve (20) bottom, catch bar (9) bottom is equipped with handle (11), described promotion piston (8) side The fixing bolt (12) across outer sleeve (20) barrel is fixed on side, outer sleeve (20) barrel is equipped with for fixing bolt (12) slide opening (13) moved up and down, the fixing bolt (12) on the outside of the slide opening (13) is equipped with clamp nut (14), described Spring is equipped on the outside of hawser (7) along its length;
Each layer tulwar side wall and knife tail end are equipped with for micropore (15) that is dirty and transmitting of sucking blood, tulwar described in outermost layer Side where knife tail end passes through internal box (10), and the internal box (10) is equipped with the through-hole passed through for outermost layer tulwar knife tail end (32), the through-hole (32) just accommodates outermost layer tulwar knife tail end for width, length can be for outermost layer tulwar knife tail end above and below The strip of swing, the knife tail end of tulwar described in outermost layer is open and is connected with telescoping tube (16), and junction is set with connection Lantern ring (17), the telescoping tube (16) connect with the pipette (2), and described connection lantern ring (17) bottom is fixedly connected with fixation Block (18), at least two fixed block (18) lower surfaces are fixed on the same fixed disc being sleeved on the outside of pipette (2) (19) on, the bottom surface of fixed disc (19) side is fixedly connected with longitudinally disposed mobile bar (21), the mobile bar (21) lower end connection push-pull rod (22), mobile bar (21) lower end is respectively equipped with the receiving being adapted with push-pull rod (22) upper end Slot (23) and rotary block (24), push-pull rod (22) lower end pass through internal box (10) bottom and are fixed with turning knob (25), the spiral shell being adapted is furnished on the position that push-pull rod (22) surface and internal box (10) bottom are passed through for push-pull rod (22) Line (26);Outer sleeve (20) outer surface is fixed with swing handle (27).
2. a kind of tumor dissector according to claim 1, which is characterized in that the cutting tulwar (5) is including inner-outer sleeve Dress and the identical three layers of tulwar of radian, respectively small tulwar (51), middle tulwar (52) and big tulwar (53).
3. a kind of tumor dissector according to claim 2, which is characterized in that the big tulwar (53) is internally provided with centre Block (28), the spring include the spring one (29) for connecting small tulwar (51) knife tail end and intermediate mass (28) and connection intermediate mass (28) and push piston (8) spring two (30).
4. a kind of tumor dissector according to claim 1, which is characterized in that square along its length on the catch bar (9) To equipped with scale (31).
5. a kind of tumor dissector according to claim 1, which is characterized in that the cutter head of tulwar described in innermost layer is equipped with Magnet (33).
CN201711419980.9A 2017-12-25 2017-12-25 Tumor stripper Active CN108143465B (en)

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Cited By (4)

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CN109044493A (en) * 2018-09-04 2018-12-21 山东省肿瘤防治研究院(山东省肿瘤医院) A kind of multifunctional tumor removing scissors
CN109452956A (en) * 2018-11-20 2019-03-12 河北北方学院附属第医院 A kind of tumor in digestive tract sampler
CN109946106A (en) * 2019-03-17 2019-06-28 佳木斯大学 A kind of device for extracting breast tumor tissues
CN113331921A (en) * 2021-05-12 2021-09-03 上海长征医院 Hypertrophic obstructive cardiomyopathy cutting system

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CN109044493A (en) * 2018-09-04 2018-12-21 山东省肿瘤防治研究院(山东省肿瘤医院) A kind of multifunctional tumor removing scissors
CN109044493B (en) * 2018-09-04 2020-05-26 山东省肿瘤防治研究院(山东省肿瘤医院) Multifunctional tumor stripping scissors
CN109452956A (en) * 2018-11-20 2019-03-12 河北北方学院附属第医院 A kind of tumor in digestive tract sampler
CN109946106A (en) * 2019-03-17 2019-06-28 佳木斯大学 A kind of device for extracting breast tumor tissues
CN113331921A (en) * 2021-05-12 2021-09-03 上海长征医院 Hypertrophic obstructive cardiomyopathy cutting system

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