CN107028627A - It is a kind of safely, be difficult the tumor biopsy device system of bleeding - Google Patents
It is a kind of safely, be difficult the tumor biopsy device system of bleeding Download PDFInfo
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- CN107028627A CN107028627A CN201710413094.9A CN201710413094A CN107028627A CN 107028627 A CN107028627 A CN 107028627A CN 201710413094 A CN201710413094 A CN 201710413094A CN 107028627 A CN107028627 A CN 107028627A
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- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 73
- 238000001574 biopsy Methods 0.000 title claims abstract description 60
- 230000000740 bleeding effect Effects 0.000 title abstract description 13
- 230000027455 binding Effects 0.000 claims description 15
- 238000009739 binding Methods 0.000 claims description 15
- 208000006568 Urinary Bladder Calculi Diseases 0.000 claims description 4
- 208000007097 Urinary Bladder Neoplasms Diseases 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002980 postoperative effect Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract 1
- 210000001519 tissue Anatomy 0.000 description 13
- 208000032843 Hemorrhage Diseases 0.000 description 10
- 230000000007 visual effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000036770 blood supply Effects 0.000 description 4
- 206010051077 Post procedural haemorrhage Diseases 0.000 description 3
- 208000037486 Postoperative Hemorrhage Diseases 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001575 pathological effect Effects 0.000 description 3
- 238000002271 resection Methods 0.000 description 3
- 208000017667 Chronic Disease Diseases 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 2
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- 210000004369 blood Anatomy 0.000 description 2
- 230000023555 blood coagulation Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
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- 239000000284 extract Substances 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 230000002601 intratumoral effect Effects 0.000 description 2
- 230000000302 ischemic effect Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
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- 206010028851 Necrosis Diseases 0.000 description 1
- 206010071229 Procedural haemorrhage Diseases 0.000 description 1
- 208000010378 Pulmonary Embolism Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 206010047249 Venous thrombosis Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
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- 201000011510 cancer Diseases 0.000 description 1
- 206010008118 cerebral infarction Diseases 0.000 description 1
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- 238000001727 in vivo Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/307—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the urinary organs, e.g. urethroscopes, cystoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
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- Molecular Biology (AREA)
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- Heart & Thoracic Surgery (AREA)
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- Radiology & Medical Imaging (AREA)
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Abstract
The present invention relates to it is a kind of safely, be difficult the tumor biopsy device system of bleeding, it is provided with cystoscope and taking equipment；Described cystoscope is provided with inside telescope, eyepiece, cold light source interface and negative pressure connecting tube, described telescope provided with instrument channel, observation passage and drainage channel；Described taking equipment is provided with master cylinder, auxiliary cylinder, negative pressure suction ball and snare component, described auxiliary cylinder is socketed on the inside of master cylinder and the two can relatively slidably, described negative pressure suction ball is located at the near-end of auxiliary cylinder, and described snare component is used to entangle the tumour for sucking auxiliary cylinder distal internal by negative pressure suction ball along the outside of auxiliary cylinder；Under working condition, described taking equipment arrives at focus through instrument channel.Bleeding is difficult after the tumor biopsy device system biopsy of the present invention, easy to learn easy to operate, minimally invasive, post-operative recovery is fast, and simple in construction, cost is low, is particularly suitable for the biopsy of tumor of bladder.
Description
Technical field
The present invention relates to technical field of medical instruments, specifically, be related to it is a kind of safely, be difficult the tumor biopsy device of bleeding
Tool system.
Background technology
With the pollution and aging population of environment, clinically various tumor patients are increasing at present, increase
Family and social medical burden are added.Tumor biopsy is to judge benign from malignant tumors, and formulates the key of next step diagnosis and treatment scheme
Step.Existing tumor biopsy art is mainly the excision of row tumor section, stings and remove or puncture, and possesses following drawback：Due to tumour compared with
Normally tissue blood vessel enriches, and growth is quick, and the operation of above-mentioned biopsy often results in postoperative hemorrhage incessantly, needs to add in treatment
With expensive hemostatic and haemostatic effect is imprecise, other position Intravascular Thrombus shapes are added after some patientss application hemostatic
Into risk, the severe complication, also some patientss biopsy such as postoperative easy venous thrombosis in lower extremities, pulmonary embolism, cerebral infarction
Postoperative hemorrhage is more, it is necessary to which further blood transfusion, adds the possibility of Transfusion Transmission disease, and has aggravated natively clinical ischemic
Nervous situation, while also increasing Medical Tangles risk.For these reasons, conventional biopsy is for some advanced ages
Patient, dysfunction of blood coagulation and risk is larger for merging the patients of other various chronic diseases, these patients are often due to worry
Art risk and postoperative complications and cause biopsy to be difficult to carry out, and then cause be delayed disease diagnosis and follow-up specific aim
Chemicotherapy treatment opportunity.
Chinese patent literature notification number CN202942149U, day for announcing 2013.05.22, disclose a kind of new entity and swell
Knurl biopsy device, including handle and cutter hub, described cutter hub two ends are cutter head and cutter hub afterbody respectively, and cutter hub afterbody is through handle
Cavity, described cutter hub is the metal circular tube of both ends open, and semi-circular cutter are provided with outside cutter head, and described semi-circular is cut
Cutter is connected with push rod, and the push rod other end is provided with head is stirred, and described stirs head above the L-shaped groove of handle.This is new
The cutter head of solid tumor biopsy apparatus is provided in round, and materials are sufficient, and circular knife edge design contributes to intra-tumor hemostasis with packs；It is living
The L-shaped groove side examined on device handle is provided with scale, and the position that can stir head when using according to push rod controls the depth of biopsy；It is living
Examine device and cut tissue from the bottom of biopsy by semi-circular cutter, be easy to take out the complete Pathologic specimen of bulk, reduce
Visual area bleeding；The cutter hub circular tube structure of biopsy device runs through handle, is easy to use promotion rod by the tumor tissues obtained by biopsy at cutter head
Release.But the utility model is that, to facilitate hemostasis with packs after sampling, can not fundamentally subtract knife-edge design into circle
Few biopsy bleeding, effect is limited, and is not appropriate for the tumor biopsy that the operation under cystoscope carries out urinary system.
As fully visible, intraoperative hemorrhage can effectively be reduced by needing one kind badly, be adapted to operate with cystoscope, can it is quick, efficiently,
Safety, the apparatus for realizing to minimally invasiveization tumor biopsy, but relevant report is had no at present.
The content of the invention
The purpose of the present invention be for it is of the prior art it is not enough there is provided it is a kind of safely, be difficult the tumor biopsy device of bleeding
Tool system.
To achieve the above object, the present invention is adopted the technical scheme that：
A kind of tumor biopsy device system, provided with cystoscope and taking equipment；Described cystoscope is provided with telescope, eyepiece, cold
Provided with instrument channel, observation passage and drainage channel inside light source interface and negative pressure connecting tube, described telescope；Described extracts
Device is provided with master cylinder, auxiliary cylinder, negative pressure suction ball and snare component, and described auxiliary cylinder is socketed on the inside of master cylinder and the two can relatively certainly
By sliding, described negative pressure suction ball is located at the near-end of auxiliary cylinder, described snare component be used for along the outside of auxiliary cylinder entangle by
Negative pressure suction ball sucks the tumour of auxiliary cylinder distal internal；Under working condition, described taking equipment arrives at focus through instrument channel.
As the preference of the present invention, described snare component includes fixing groove and elastic ring, described fixing groove
On the outer wall of auxiliary cylinder distal end and around auxiliary cylinder one week, described elastic ring is assemblied in fixing groove.
More preferably, described auxiliary cylinder external diameter is equal with the internal diameter of master cylinder.
More preferably, described elastic ring is annular shape, and diameter in its natural state is the 1/5-1/3 of auxiliary cylinder internal diameter.
More preferably, the longitudinal cross-section of described fixing groove is less than or equal to the arc-shaped of 1/2 circle, the horizontal stroke of described elastic ring
Circle is in section and radius is equal with the arc radius of the longitudinal cross-section of fixing groove.
More preferably, the diameter of the cross section of described elastic ring is less than the wall thickness of master cylinder.
As another preference of the present invention, described snare component is provided with binding, push rod and pull bar, described binding by
Distal end to near-end is followed successively by prefabricated coil, slip-knot and free end, and described free end is through hollow push rod and then free end
Near-end is fixed on pull bar, is pulled the slip-knot described in during pull bar to be stopped by the distal end end face of push rod and is caused described prefabricated coil
Diminish.
More preferably, described prefabricated coil be because the distal end of binding is fixed on slip-knot, and proximal end through live
Formed by the hole tied.
More preferably, described binding is absorbable thread.
More preferably, described tumor biopsy device system also includes Bladder stone equipment.
The invention has the advantages that：
1st, provided with taking equipment, sampled again by fundamentally blocking tumor tissues blood supply, therefore will not bleeding after biopsy.It is special
Not Shi He knub position it is deeper, the position that routine operation can not be related to, and elderly patient, dysfunction of blood coagulation, merge other
Various chronic diseases etc. should not row routine autopsy operation patient, expand Operation indication；Postoperative complications are small, and amount of bleeding is few,
Some patient's post-operative hemorrhage volumes are avoided, need to further stop blooding, transfuse blood etc. may；Reduce the psychology of patient and family members to operation
Burden, alleviates the operation psychological pressure of operative doctor；Surgery cost is reduced simultaneously, social benefit is good.
2nd, provided with cystoscope, it is adaptable to tumor of bladder biopsy under the conditions of visualization.
3rd, extract ligation tumour easy to operate, without other special instruments, operating time, especially beginner can be shortened
It is easy to grasp and uses.
4th, snare modular construction is simple, cheap, and its application can accordingly reduce the high Endo-GIA of price
(Endo-GIA) consumption, reduces medical expense to a certain extent.
To sum up, tumor biopsy apparatus of the invention is suitable to clinically wide popularization and application.
Brief description of the drawings
Fig. 1 is the structural representation of the cystoscope of tumor biopsy device system of the present invention.
Fig. 2 is Fig. 1 A-A sectional views.
Fig. 3 is a kind of structural representation of taking equipment of tumor biopsy device system of the present invention.
Fig. 4 is the longitudinal cross-section schematic diagram of fixing groove and elastic ring.
Fig. 5 is the structural representation of the snare component of another taking equipment of tumor biopsy device system of the present invention.
Embodiment
The embodiment that the present invention is provided is elaborated below in conjunction with the accompanying drawings.
The reference and part being related in accompanying drawing are as follows：
1. cystoscope, 11. telescopes, 12. eyepieces, 13. cold light source interfaces, 14. negative pressure connecting tubes, 15. instrument channels, 16.
Observe passage, 17. drainage channels
2. taking equipment, 21. master cylinders, 22. auxiliary cylinders, 23. negative pressure suction balls, 24. snare components, 241. fixing grooves, 242. bullets
Property circle, 243. bindings, 2431. prefabricated coils, 2432. slip-knots, 2433. free ends, 244. push rods, 245. pull bars
A kind of tumor biopsy device system of the present invention of embodiment 1
The tumor biopsy device system of the present invention is provided with cystoscope 1 and taking equipment 2.
Fig. 1 is referred to, Fig. 1 is the structural representation of the cystoscope of tumor biopsy device system of the present invention.Described bladder
Mirror 1 is provided with telescope 11, eyepiece 12, cold light source interface 13 and negative pressure connecting tube 14, and described telescope 11 is generally cylindrical, described
Eyepiece 12 on the near-end outer wall of telescope 11, described cold light source interface 13 is also on the near-end outer wall of telescope 11 and positioned at mesh
The distal end of mirror 12, described negative pressure connecting tube 14 is also on the near-end outer wall of telescope 11 and positioned at the distal end of cold light source interface 13.
Fig. 2 is referred to, Fig. 2 is Fig. 1 A-A sectional views.The described inside of telescope 11 is provided with instrument channel 15, observation passage
16 and drainage channel 17.The both ends open of described instrument channel 15 is located at the proximal face and distal end end face of telescope 11 respectively,
The described observation distal openings of passage 16 are described in the distal end end face of telescope 11, near-end connection eyepiece 12 and cold light source interface 13
The distal openings of drainage channel 17 in the distal end end face of telescope 11, near-end connection negative pressure connecting tube 14.
Fig. 3 is referred to, Fig. 3 is a kind of structural representation of taking equipment of tumor biopsy device system of the present invention.Described
Taking equipment 2 is provided with master cylinder 21, auxiliary cylinder 22, negative pressure suction ball 23 and snare component 24.Described master cylinder 21 and auxiliary cylinder 22 is two
The hollow tubular body of end opening, described auxiliary cylinder 22 is socketed on the inside of master cylinder 21, the external diameter of auxiliary cylinder 22 and the internal diameter of master cylinder 21
Equal, i.e. the outer wall of auxiliary cylinder 22 and the inwall of master cylinder 21 is tangent, and the two can relatively slidably, and the length of auxiliary cylinder 22 is more than master cylinder
21 length.Described negative pressure suction ball 23 is located at the near-end of auxiliary cylinder 22.Described snare component 24 includes the (figure of fixing groove 241
In do not mark) and elastic ring 242, described fixing groove 241 was located on the outer wall of the distal end of auxiliary cylinder 22, around auxiliary cylinder 22 1 weeks, and
Plane where fixing groove 241 is parallel with the cross section of auxiliary cylinder 22.Described elastic ring 242 is assemblied in fixing groove 241.It is described
Elastic ring 242 it is generally circular, the diameter under nature (i.e. not by any external force) is the 1/5- of the internal diameter of auxiliary cylinder 22
1/3。
Fig. 4 is referred to, Fig. 4 is the longitudinal cross-section schematic diagram of fixing groove and elastic ring.The longitudinal direction of described fixing groove 241 is cut
Face is less than or equal to the arc-shaped of 1/2 circle.The cross section of described elastic ring 242 is circle, and its radius is vertical with fixing groove 241
It is equal to the arc radius in section.The diameter of the cross section of elastic ring 241 is less than the wall thickness of master cylinder 21.
The application method of the tumor biopsy apparatus of the present embodiment is：In art, the cold light source interface 13 of cystoscope 1 is connected cold
Then the per urethra of telescope 11 is inserted bladder simultaneously by light source, the connection visual device of eyepiece 12, the connection negative pressure device of negative pressure connecting tube 14
Focus is arrived at, then the master cylinder 21 and auxiliary cylinder 22 of taking equipment 2 are inserted through instrument channel 15 and focus is arrived at, in the visual condition of hysteroscope
Under, auxiliary cylinder 22 is distally directed at cauliflower-like tumour, tumour is sucked to the inside of the distal end of auxiliary cylinder 22 with negative pressure suction ball 23, with auxiliary cylinder 22
Tumour is propped up, master cylinder 21 is pushed to distal end and then pushes elastic ring 242 to distal end until enclosing tumour root, now elastic ring
242 contract next time in natural elasticity effect firmly tightens tumour root blocking intratumoral vasculature, reuses soft tissue resection instrument
The tumor tissues outside the snare of elastic ring 242 are cut off, for further pathological examination.Negative pressure connecting tube 14 can be passed through during operation
The negative pressure device connected rinses visual area or pump contents thing etc. and ensures the clear of visual area.
Another tumor biopsy device system of the present invention of embodiment 2
The tumor biopsy device system be the same as Example 1 of the present embodiment, the difference is that only：The circle of described taking equipment 2
The structure for covering component 24 is different from embodiment 1.
Fig. 5 is referred to, Fig. 5 is that the structure of the snare component of another taking equipment of tumor biopsy device system of the present invention is shown
It is intended to.Described snare component 24 is provided with binding 243, push rod 244 and pull bar 245.Described binding 243 by distal end to near-end according to
Secondary is prefabricated coil 2431, slip-knot 2432 and free end 2433.Described prefabricated coil 2431 is because of the distal end of binding 243
It is fixed on slip-knot 2432, and formed by proximal end through the hole on slip-knot 2432.During described free end 2433 is passed through
Empty push rod 244, then the near-end of free end 2433 be fixed on pull bar 245.Described slip-knot 2432 is located at the remote of push rod 244
Hold and stopped by the distal end end face of push rod 244 and the inside of push rod 244 can not be entered.Pull bar 245 is pulled, due to the quilt of slip-knot 2432
The distal end end face of push rod 244 is stopped so that prefabricated coil 2431 diminishes.
The application method of the tumor biopsy apparatus of the present embodiment is：In art, the cold light source interface 13 of cystoscope 1 is connected cold
Then the per urethra of telescope 11 is inserted bladder simultaneously by light source, the connection visual device of eyepiece 12, the connection negative pressure device of negative pressure connecting tube 14
Focus is arrived at, then the distal end of auxiliary cylinder 22 is entangled with the prefabricated coil 2431 of snare component 24, by the master cylinder 21 and auxiliary cylinder of taking equipment 2
22 and the push rod 244 of snare component 24 inserted through instrument channel 15 and arrive at focus, under the conditions of hysteroscope is visual, auxiliary cylinder 22 is remote
End alignment cauliflower-like tumour, tumour is sucked the inside of the distal end of auxiliary cylinder 22 with negative pressure suction ball 23, tumour is propped up with auxiliary cylinder 22, to
Distal end pushes master cylinder 21 and pushes prefabricated coil 2431 to distal end until enclosing tumour root, pulls pull bar 245 to tighten up prefabricated coil
2431, which firmly tighten tumour root, blocks intratumoral vasculature, reuses outside the soft tissue resection instrument excision snare of prefabricated coil 2431
Tumor tissues, for further pathological examination.The negative pressure device punching that can be connected during operation by negative pressure connecting tube 14
Wash visual area or pump contents thing etc. and ensure the clear of visual area.
It should be noted that：
Herein, described " distal end " refers to the one end of apparatus apart from patient farther out in operative process, and described is " near
End " refers to the one end nearer apart from patient of apparatus in operative process.
The tumor biopsy device system of the present invention is provided with cystoscope, it is adaptable to the biopsy tumor of bladder under the conditions of visualization.
The tumor biopsy apparatus of the present invention is provided with taking equipment 2, and taking equipment 2 includes master cylinder 21, auxiliary cylinder 22, negative pressure suction ball 23 and snare group
Part 24, tumour clinically is generally cauliflower-like, and the band base of a fruit can be inhaled into auxiliary cylinder 22 by tumour head in the presence of negative pressure suction ball 23
Inside, and then its root is tightened by snare component 24 again and blood supply is blocked, then wipe out tumor tissues then will not bleeding, this kind of mode
The problem of fundamentally solving tumor biopsy bleeding.
External diameter on auxiliary cylinder 22 is equal with the internal diameter of master cylinder 21, can use 0.5-1.2mm in actual product therebetween
Gap, be so more convenient for the two it is freely relative slide, and do not interfere with push effect.Described negative pressure suction ball 23 is used
During one end connect auxiliary cylinder 22 near-end, the other end connection negative pressure suction device suction；The Capacity design of negative pressure suction ball 23 is
50-150ml, preferably 100ml, attract to attract to obtain the required tissue of pathology detection, art of being more convenient for through single extrusion
Person grasps resection organization's amount.
For the taking equipment 2 of embodiment 1：Described master cylinder 21 is socketed in the outside of auxiliary cylinder 22, and the inwall of master cylinder 21 with
The outer wall of auxiliary cylinder 22 is tangent, and the design makes master cylinder 21 under the guide effect of auxiliary cylinder 22, more accurate can be enclosed with smoothly push
Cover the elastic ring 242 of component 24.The wall thickness of master cylinder 21 is more than the diameter of the cross section of elastic ring 242, by increasing capacitance it is possible to increase with elastic ring 242
Contact surface, so that elastic ring 242 is axially pushed into, prevent elastic ring 242 to be enclosed on during push on the outer wall of master cylinder 21.
Described fixing groove 241 is used to fix elastic ring 242, is dropped so that elastic ring 242 is difficult slippage under non-push state, described
Fixing groove 241 be designed to longitudinal cross-section be less than or equal to 1/2 circle arc-shaped, and by the radial design of elastic ring 242 into
The arc radius of the longitudinal cross-section of fixing groove 241 is equal, then fixing groove 241 can play good fixation elastic ring effect, while again
It can guarantee that master cylinder 21 smoothly can release elastic ring 242 out of fixing groove 241, preferably longitudinal section of described fixing groove 241
Face is the arc-shaped of 1/3 circle, finds that effect is most prominent during clinical practice use.Described elastic ring 242 is generally justified
Ring-type, cross section is circle, is more convenient on the outer wall of auxiliary cylinder 22 rolling push, but its shape is not limited in the present embodiment,
If its cross section is square, rectangle etc. are also feasible；The diameter of elastic ring 242 in its natural state is the internal diameter of auxiliary cylinder 22
1/5-1/3, so 2/3-4/5 can be compressed in the tumor tissues root equal with the internal diameter of auxiliary cylinder 22, block tumour blood supply
Effect is more protruded；Elastic ring 242 is preferably the big material of resilience, and the effect for blocking tumor blood supply will be apparent from, and have
Body material is not limited, rubber, silica gel etc..The design of the snare component 24 of embodiment 1 is particularly suitable for operating under cystoscope, treats
Tumor biopsy is complete, remote organization's ischemic necrosis after a couple of days, elastic ring 242 can self falling, excreted with urine.
For the taking equipment 2 of embodiment 2：Described slip-knot 2432 can be that coiling itself is formed by binding 243.Described
Prefabricated coil 2431 preferably uses the network gutstring for meeting water expansion, then slip-knot 2432 is difficult voluntarily to unclamp.Described binding 243
Absorbable thread is preferably used, small to the reaction of tissue after inserting in vivo, operation has invertibity, when ligation site is unsatisfied with
Can directly it cut, and the cutting strength of 243 pairs of tissues of binding presss from both sides small than titanium, is not susceptible to the cut-off situation of tissue, safely may be used
Lean on.
The tumor biopsy device system of the present invention also can further include Bladder stone equipment, and Bladder stone equipment is used for cutting ring
The tumour root after terminating is covered, tissue is difficult bleeding.
The tumor biopsy device system of the present invention is particularly suitable for use in tumor of bladder biopsy, but is not limited only to this, applies also for
Various cavity tumor biopsies, such as abdominal cavity, kidney, thoracic cavity.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, on the premise of the inventive method is not departed from, can also make some improvement and supplement, and these are improved and supplement also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of tumor biopsy device system, it is characterised in that provided with cystoscope and taking equipment；Described cystoscope is provided with mirror
Provided with instrument channel, observation passage and drainage channel inside pipe, eyepiece, cold light source interface and negative pressure connecting tube, described telescope；
Described taking equipment is provided with master cylinder, auxiliary cylinder, negative pressure suction ball and snare component, and described auxiliary cylinder is socketed on the inside of master cylinder and two
Person can relatively slidably, and described negative pressure suction ball is located at the near-end of auxiliary cylinder, and described snare component is used for along auxiliary cylinder
Entangle the tumour that auxiliary cylinder distal internal is sucked by negative pressure suction ball in outside；Under working condition, described taking equipment is through instrument channel
Arrive at focus.
2. tumor biopsy device system according to claim 1, it is characterised in that described snare component includes fixing groove
And elastic ring, described fixing groove is located on the outer wall of auxiliary cylinder distal end and around auxiliary cylinder one week, described elastic ring, which is assemblied in, to be consolidated
Determine in groove.
3. tumor biopsy device system according to claim 2, it is characterised in that described auxiliary cylinder external diameter and master cylinder it is interior
Footpath is equal.
4. tumor biopsy device system according to claim 2, it is characterised in that described elastic ring is annular shape,
Diameter under nature is the 1/5-1/3 of auxiliary cylinder internal diameter.
5. tumor biopsy device system according to claim 2, it is characterised in that the longitudinal cross-section of described fixing groove is
Less than or equal to the arc-shaped of 1/2 circle, the cross section of described elastic ring is circle and the arc of the longitudinal cross-section of radius and fixing groove
Radius is equal.
6. tumor biopsy device system according to claim 5, it is characterised in that the cross section of described elastic ring it is straight
Footpath is less than the wall thickness of master cylinder.
7. tumor biopsy device system according to claim 1, it is characterised in that described snare component provided with binding,
Push rod and pull bar, described binding are followed successively by prefabricated coil, slip-knot and free end by distal end to near-end, and described free end is passed through
Hollow push rod and then the near-end of free end are fixed on pull bar, pull the slip-knot described in during pull bar to be hindered by the distal end end face of push rod
Block so that described prefabricated coil diminishes.
8. tumor biopsy device system according to claim 7, it is characterised in that described prefabricated coil is because of binding
Distal end is fixed on slip-knot, and formed by proximal end through the hole on slip-knot.
9. tumor biopsy device system according to claim 7, it is characterised in that described binding is absorbable thread.
10. tumor biopsy device system according to claim 1, it is characterised in that described tumor biopsy device system
Also include Bladder stone equipment.
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| CN201710413094.9A CN107028627A (en) | 2017-06-05 | 2017-06-05 | It is a kind of safely, be difficult the tumor biopsy device system of bleeding |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875674A (en) * | 2017-12-06 | 2019-06-14 | 刘珈 | Tumour ablation equipment |
| CN110251164A (en) * | 2019-06-14 | 2019-09-20 | 上海交通大学医学院附属仁济医院 | A kind of dyeing interpretation method of cell capture device, cystoscope and sample cell |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188350Y (en) * | 1994-01-21 | 1995-02-01 | 中国人民解放军空军吉林医院 | Gun type casing and tieing device for proctopolypus |
| CN2710553Y (en) * | 2004-07-28 | 2005-07-20 | 高永康 | Controllable multipurpose and fast piles therapeutic appliance |
| WO2006136053A1 (en) * | 2005-06-21 | 2006-12-28 | Guangzhou Huodi Medical Appliances Co., Ltd. | An automatic hemorrhoid ligator |
| US20070016224A1 (en) * | 2005-07-15 | 2007-01-18 | Nakao Naomi L | Endoscope cutting and retrieving snare instrument |
| WO2007079674A1 (en) * | 2006-01-09 | 2007-07-19 | The 3Rd Hospital Affiliated To The 3Rd Military Medical University | Negative pressure suction-type haemorrhoidal treatment device |
| JP2007319345A (en) * | 2006-05-31 | 2007-12-13 | Terumo Corp | Access instrument |
| WO2010142662A1 (en) * | 2009-06-08 | 2010-12-16 | Scopeguard Limited | Endoscope sheath removal |
| CN102028505A (en) * | 2010-12-30 | 2011-04-27 | 广州宝胆医疗器械科技有限公司 | Integrated color Doppler ultrasonic cystoscope system |
| CN102197989A (en) * | 2011-06-01 | 2011-09-28 | 广州宝胆医疗器械科技有限公司 | Intelligent electronic cystoscope system |
| US20120203066A1 (en) * | 2011-02-03 | 2012-08-09 | Olympus Corporation | Endoscope, guide unit, guide wire, medical-device guiding system, and medical-device guiding method |
| CN202942149U (en) * | 2012-12-03 | 2013-05-22 | 上海交通大学医学院附属上海儿童医学中心 | Novel biopsy device for solid tumor |
| CN103190954A (en) * | 2013-03-18 | 2013-07-10 | 张振声 | Loop ligature device for bladder tumor |
| US20150164639A1 (en) * | 2002-06-13 | 2015-06-18 | Guided Delivery Systems Inc. | Delivery devices and methods for heart valve repair |
| CN207768434U (en) * | 2017-06-05 | 2018-08-28 | 太仓市中医医院 | A kind of tumor biopsy device system being not easy bleeding |
-
2017
- 2017-06-05 CN CN201710413094.9A patent/CN107028627A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188350Y (en) * | 1994-01-21 | 1995-02-01 | 中国人民解放军空军吉林医院 | Gun type casing and tieing device for proctopolypus |
| US20150164639A1 (en) * | 2002-06-13 | 2015-06-18 | Guided Delivery Systems Inc. | Delivery devices and methods for heart valve repair |
| CN2710553Y (en) * | 2004-07-28 | 2005-07-20 | 高永康 | Controllable multipurpose and fast piles therapeutic appliance |
| WO2006136053A1 (en) * | 2005-06-21 | 2006-12-28 | Guangzhou Huodi Medical Appliances Co., Ltd. | An automatic hemorrhoid ligator |
| US20070016224A1 (en) * | 2005-07-15 | 2007-01-18 | Nakao Naomi L | Endoscope cutting and retrieving snare instrument |
| WO2007079674A1 (en) * | 2006-01-09 | 2007-07-19 | The 3Rd Hospital Affiliated To The 3Rd Military Medical University | Negative pressure suction-type haemorrhoidal treatment device |
| JP2007319345A (en) * | 2006-05-31 | 2007-12-13 | Terumo Corp | Access instrument |
| WO2010142662A1 (en) * | 2009-06-08 | 2010-12-16 | Scopeguard Limited | Endoscope sheath removal |
| CN102028505A (en) * | 2010-12-30 | 2011-04-27 | 广州宝胆医疗器械科技有限公司 | Integrated color Doppler ultrasonic cystoscope system |
| US20120203066A1 (en) * | 2011-02-03 | 2012-08-09 | Olympus Corporation | Endoscope, guide unit, guide wire, medical-device guiding system, and medical-device guiding method |
| CN102197989A (en) * | 2011-06-01 | 2011-09-28 | 广州宝胆医疗器械科技有限公司 | Intelligent electronic cystoscope system |
| CN202942149U (en) * | 2012-12-03 | 2013-05-22 | 上海交通大学医学院附属上海儿童医学中心 | Novel biopsy device for solid tumor |
| CN103190954A (en) * | 2013-03-18 | 2013-07-10 | 张振声 | Loop ligature device for bladder tumor |
| CN207768434U (en) * | 2017-06-05 | 2018-08-28 | 太仓市中医医院 | A kind of tumor biopsy device system being not easy bleeding |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875674A (en) * | 2017-12-06 | 2019-06-14 | 刘珈 | Tumour ablation equipment |
| CN110251164A (en) * | 2019-06-14 | 2019-09-20 | 上海交通大学医学院附属仁济医院 | A kind of dyeing interpretation method of cell capture device, cystoscope and sample cell |
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Application publication date: 20170811 |