CN205198041U - Through scope puncture sampler - Google Patents

Through scope puncture sampler Download PDF

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Publication number
CN205198041U
CN205198041U CN201520966558.5U CN201520966558U CN205198041U CN 205198041 U CN205198041 U CN 205198041U CN 201520966558 U CN201520966558 U CN 201520966558U CN 205198041 U CN205198041 U CN 205198041U
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China
Prior art keywords
needle tubing
scale
plastic tube
needle
bent plastic
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CN201520966558.5U
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Chinese (zh)
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不公告发明人
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龙飞
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Abstract

The utility model discloses a through scope puncture sampler belongs to medical instrument, its structure include handle components, can bent plastic tubing, needle tubing and inner core silk, the needle tubing be located within can bent plastic tubing and its diameter be less than can bent plastic tubing the internal diameter, the inner core silk be located the needle tubing, can bent plastic tubing, needle tubing and inner core silk link to each other with handle components respectively, handle components on set up the narrowing stop device. Compared with the prior art, the utility model discloses an it is spacing occasionally that through scope puncture sampler has the needle tubing of being provided with recession, and the mucous membrane can not pulled out to the needle point, can not cause the vacuum aspiration inefficacy, can not cause the operation failure, improves characteristics such as operation success rate, therefore have fine popularization and application value.

Description

A kind of through scope puncture sampler
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of be applicable to through the fine needle biopsy of the ultrasonic endoscope of digestive tract and trachea and through bronchoscope biopsy through scope puncture sampler.
Background technology
Be a kind of Wicresoft's Clinics completed through scope working clamp road through scope puncture technique, although belong to senior endoscopic technic, over nearly 30 years, obtain ripe development in the whole world.This technology is the diagnosis specimen realizing obtaining cell, tissue, liquid by puncture, also can carry out tapping treatment, can also realize the object of injection for curing.The scope of used puncture at present, comprise the puncture of ultrasonic endoscope and non-ultrasonic endoscope (i.e. common scope) substantially, wherein, according to the difference of the application & design in Different Organs, be specifically related to through tracheascope puncture, through the puncture of trachea ultrasonic endoscope, through digestive endoscopy puncture, through digestive tract ultrasonic endoscope puncture etc.
When the common feature of existing puncture needle product is cutting operation, recession infinite place, needle point easily pulls out mucosa, and vacuum suction was lost efficacy, and cause operative failure, successful operation rate is lower, this strongly limits the range of application of puncture needle product.
Utility model content
Technical assignment of the present utility model provides a kind of through scope puncture sampler for above-mentioned deficiency of the prior art, this one through scope puncture sampler have be provided with needle tubing recession time limited location, needle point can not pull out mucosa, vacuum suction can not be caused to lose efficacy, can not operative failure be caused, improve the feature of successful operation rate.
This utility model solves the technical scheme that its technical problem adopts: it comprise Handleset, can bent plastic tube, needle tubing and inner core silk, described needle tubing be positioned at can within bent plastic tube and its diameter be less than can the internal diameter of bent plastic tube, described inner core silk is positioned at needle tubing, described bent plastic tube, needle tubing can be connected with Handleset respectively with inner core silk, described Handleset to be arranged narrowing stopping means.
Described Handleset comprises inner core silk joystick, needle tubing joystick, can bent plastic tube hands handle, scale core bar, scale stopping means and regulating handle, described inner core silk joystick is connected with the near-end of inner core silk, needle tubing joystick is connected with the near-end of needle tubing, can bent plastic tube handle with can be connected by bent plastic tube, described needle tubing joystick is arranged in operating grip, and be fixedly connected with operating grip, one end of described scale core bar is stretched in operating grip, the other end stretches in regulating handle, be locked by bolt between regulating handle and scale core bar, can be connected with the scale core bar stretched in regulating handle by bent plastic tube handle, described regulating handle is provided with lock tube, described scale core bar is provided with scale, described scale stopping means is spacing collar, spacing collar is arranged on the scale core bar between regulating handle and operating grip, spacing collar and scale core bar are fixed by bolt,
Described narrowing stopping means comprises limited block and stopper slot, described limited block is arranged on the scale core bar between spacing collar and operating grip, described limited block is staged, comprise great circle end and ringlet end, great circle end is positioned at outside operating grip, ringlet end stretches in operating grip, the periphery of ringlet end is provided with a boss, described stopper slot is arranged on operating grip, boss is arranged in stopper slot, described stopper slot is Z-type groove, comprise two translots and a vertical slot, vertical slot is vertically set between two translots, the spacing of the centrage of two translots is 5mm.
Described needle tubing is made up of the needle point section of one and needle body section, and needle point section can pass can the far-end of bent plastic tube, and needle point section rear end is hair side, and front end is homogeneous inclined-plane.
The diameter of described needle tubing is 17g-22g.
The cross section of described inner core silk is circular, and the far-end of inner core silk is a round end, and is greater than the length of needle tubing, leaves axial lacuna between inner core silk and needle tubing.
Described inner core silk joystick is threaded with between needle tubing joystick.
The long 80cm of described needle tubing, diameter is 22g, and inner core filament diameter is 25g.
One of the present utility model through scope puncture sampler compared to the prior art, there is following outstanding beneficial effect: the needs that can meet any ultrasonic endoscope mediation of digestive tract and trachea, also can be used for the pincers road through non-ultrasonic endoscope, realize the dark biopsy of the lower puncture of direct-view, drawing liquid; Change traditional maloperation, in art, patient freely can lift puncture needle, implements the cutting of tissue, is designed with narrowing stopping means, does not need to worry that the needle point of needle tubing skids off from mucosa in operating process; High degree simplifies puncture procedure, improves success rate and the safety of operation, more simple to the training of operator, is conducive to extensively universal.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of main TV structure schematic diagram through scope puncture sampler;
Accompanying drawing 2 is a kind of partial sectional views through scope puncture sampler;
Accompanying drawing 3 is can bent plastic tube, needle tubing and inner core silk syndeton schematic diagram;
Accompanying drawing 4 is can bent plastic tube, needle tubing and inner core silk sectional structure schematic diagram;
Accompanying drawing 5 is that partial sectional view is looked on an a kind of left side through scope puncture sampler;
Description of reference numerals:
1 Handleset, 11 inner core silk joysticks, 12 needle tubing joysticks, 13 can bent plastic tube handle, 14 scale core bars, 15 scale stopping means, 16 regulating handles, 17 operating grips, 18 bolts, 19 lock tubes,
2 can bent plastic tube,
3 needle tubings, 31 needle point sections, 32 needle body sections,
4 inner core silks,
5 narrowing stopping means, 51 limited blocks, 511 boss, 52 stopper slots, 521 translots, 522 vertical slots.
Detailed description of the invention
With reference to Figure of description 1 to accompanying drawing 5, one of the present utility model is described in detail below through scope puncture sampler.
One of the present utility model to puncture sampler through scope, its structure comprise Handleset 1, can bent plastic tube 2, needle tubing 3 and inner core silk 4, described needle tubing 3 be positioned at can within bent plastic tube 2 and its diameter be less than can the internal diameter of bent plastic tube 3, it is can move freely in bent plastic tube 3, described inner core silk 4 is positioned at needle tubing 3, described bent plastic tube 2, needle tubing 3 can be connected with Handleset 1 respectively with inner core silk 4, described Handleset 1 to be arranged narrowing stopping means 5.
Described Handleset 1 comprises inner core silk joystick 11, needle tubing joystick 12, can bent plastic tube handle 13, scale core bar 14, scale stopping means 15 and regulating handle 16, described inner core silk joystick 11 is connected with the near-end of inner core silk 4, needle tubing joystick 12 is connected with the near-end of needle tubing 3, can bent plastic tube handle 13 with can be connected by bent plastic tube 2, described needle tubing joystick 12 is arranged in operating grip 17, and be fixedly connected with operating grip 17, one end of described scale core bar 14 is stretched in operating grip 17, the other end stretches in regulating handle 16, regulating handle 16 can slide up and down on scale core bar 14, be locked by bolt 18 between regulating handle 16 and scale core bar 14, reach and regulate and can stretch out the length of Handleset 1 by bent plastic tube 2, can be connected with the scale core bar 14 stretched in regulating handle 16 by bent plastic tube handle 13, described regulating handle 16 is provided with lock tube 19, lock tube 19 is on regulating handle 16, descending compression adjustment handle 16, reach regulating handle 16 to be connected to a fixed with endoscopic forceps road junction joint, described scale core bar 14 is provided with scale, scale is 0, 1, 2, 3, 4, 5, data pitch between two adjacent scales is 10mm, described scale stopping means 15 is spacing collar, spacing collar is arranged on the scale core bar 14 between regulating handle 16 and operating grip 17, spacing collar on scale core bar 14 slidably, spacing collar and scale core bar 14 are fixed by bolt 18, reach and control needle tubing 3 extension elongation,
Described narrowing stopping means 5 comprises limited block 51 and stopper slot 52, described limited block 51 is arranged on the scale core bar 14 between spacing collar and operating grip 17, described limited block 51 is staged, comprise great circle end and ringlet end, great circle end is positioned at outside operating grip 17, ringlet end stretches in operating grip 17, the periphery of ringlet end is provided with a boss 511, described stopper slot 52 is arranged on operating grip 17, boss 511 is arranged in stopper slot 52, described stopper slot 52 is Z-type groove, comprise two translots 521 and a vertical slot 522, vertical slot 522 is vertically set between two translots 521, the spacing of the centrage of two translots 521 is 5mm.Boss 511 moves in the translot on stopper slot 52 top, and reaching that needle tubing 3 can not recall completely can in bent plastic tube 2.
Described needle tubing 3 is made up of needle point section 31 integrally and needle body section 32, needle point section 31 can pass can the far-end of bent plastic tube 2, needle point section 31 rear end is hair side, be convenient to ultrasound wave perception reflex, can be visible in ultrasonic lower development, front end is homogeneous inclined-plane, and needle point section 31 plays and thrusts tissue and the effect cut and organized.
The diameter of described needle tubing 3 is 17g-22g (g is that unit gauge writes a Chinese character in simplified form, same in full).
The cross section of described inner core silk 4 is circular, the far-end of inner core silk 4 is a round end, and be greater than the length of needle tubing 3, axial lacuna is left between inner core silk 4 and needle tubing 3, far-end passes needle tubing 3, the inner core silk joystick 11 of inner core silk 4 near-end connection control inner core silk 4, the convenient inner core silk 4 that controls stretches out needle tubing 3 or exits needle tubing 3.Inner core silk joystick 11, can be the cap nut structure that a body portion has anti-slip veins, or other is easy to the design etc. of hand-held.
Described inner core silk joystick 11 is threaded with between needle tubing joystick 12.
The described long 80cm of needle tubing 3, diameter is 22g, and inner core silk 4 diameter is 25g.
Described can bent plastic tube 2, its material is polyether-ether-ketone; Bent plastic tube 2 length can need according to the difference for bronchoscope, digestive endoscope etc. and process different preferred lengths.Can the effect of bent plastic tube 2 be formed needle tubing and internal instrument thereof in pincers road safety, smooth and easyly to pass through.
Needle tubing 3, Ke Qian Dao Neisuiqian road bending and bending, and can move forward and backward, its material is stainless steel material.
Inner core silk joystick 11 is connected with inner core silk 4, controls inner core silk 4 and stretches out or exit needle tubing 3.
Needle tubing joystick 12 is connected with needle tubing 3, controls out pin and narrowing, and is provided with narrowing stopping means 5, and when controlling to lift puncture needle in art, needle point is always at intralesional.
Can bent plastic tube handle 13 with can be connected by bent plastic tube 2, control can bent plastic tube 2 penetrate and extract pincers road time location.
With scale core bar 14, all Handlesets are linked as entirety, and realize each assembly function.
Scale stopping means 15 moves at the scale place with scale core bar 14 and fixes, restriction needle tubing joystick 12 shift position, reaches the length controlling needle tubing 3 and stretch out.
Regulating handle 16 is moving with on scale core bar 14, and finely tune outer length of tube, and be connected with endoscopic forceps channel interface, reach and be integrated with scope, convenient operation person operate separately.
Needle tubing joystick 12 is connected with operating grip 17, and operating grip 17 can slide up and down on scale core bar 14, reaches the control that needle tubing 3 moves.
Lymphoglandulae tracheales biopsy through trachea scope ultrasonic guidance:
(1) specification of puncture needle apparatus is: the long 80cm of needle tubing 3, and needle tubing 3 diameter is 22g, inner core silk 4 diameter is 25g, and needle tubing 3 is than stretching out long 5cm by bent plastic tube 2.
(2) according to lymphoglandulae tracheales distribution collection of illustrative plates, after scope is inserted to object site of puncture, inserting through pincers road can bent plastic tube 2, lock tube 19 presses down and regulating handle 16 and pincers road junction is fixed by socket, regulating handle 16 regulates can bent plastic tube 2 length, makes its direct view under endoscope visible, and fix, slip spacing collar controls needle tubing 3 extension elongation, and locks.
(3) needle tubing 3 is advanced the object degree of depth by depression handle 17.Moved to by the boss 511 of limited block 51 in the translot 521 on stopper slot 52 top, operation inner core silk joystick 11, extract inner core silk 4, negtive-pressure implement is connected with needle tubing joystick 12, and adds negative pressure.Operation operating grip 17, makes needle tubing 3 intert 10 times in object tissue, generally namely completes the tissue samples of large volume.
(4) being recovered to by needle tubing 3 can in bent plastic tube 2, and fixing needle tubing 3, then can extract from endoscopic forceps channel by bent plastic tube 2.
(5) push negtive-pressure implement piston, utilize air to discharge specimen in needle tubing 3; Or inject normal saline with syringe through needle tubing 3; Or discharge specimen with pushing away inner core silk 4 to needle tubing 3 far-end.Conventional microscope slide or sample collection bottle make a collection of specimens.
(6) again complete aforesaid operations and carry out aspiration biopsy biological cells and tissues specimen.
Cited above embodiment is only for understanding this utility model; it is not the restriction to the technical scheme described by this utility model; the those of ordinary skill of related fields; on the basis of technical scheme described in claim; can also make multiple change or distortion, all equivalent changes or distortion all should be encompassed within claims of the present utility model.This utility model does not describe part in detail, is the known technology of those skilled in the art of the present technique.

Claims (7)

1. one kind through scope puncture sampler, it is characterized in that: comprise Handleset, can bent plastic tube, needle tubing and inner core silk, described needle tubing be positioned at can within bent plastic tube and its diameter be less than can the internal diameter of bent plastic tube, described inner core silk is positioned at needle tubing, described bent plastic tube, needle tubing can be connected with Handleset respectively with inner core silk, described Handleset to be arranged narrowing stopping means.
2. one according to claim 1 to puncture sampler through scope, it is characterized in that: described Handleset comprises inner core silk joystick, needle tubing joystick, can bent plastic tube hands handle, scale core bar, scale stopping means and regulating handle, described inner core silk joystick is connected with the near-end of inner core silk, needle tubing joystick is connected with the near-end of needle tubing, can bent plastic tube handle with can be connected by bent plastic tube, described needle tubing joystick is arranged in operating grip, and be fixedly connected with operating grip, one end of described scale core bar is stretched in operating grip, the other end stretches in regulating handle, be locked by bolt between regulating handle and scale core bar, can be connected with the scale core bar stretched in regulating handle by bent plastic tube handle, described regulating handle is provided with lock tube, described scale core bar is provided with scale, described scale stopping means is spacing collar, spacing collar is arranged on the scale core bar between regulating handle and operating grip, spacing collar and scale core bar are fixed by bolt,
Described narrowing stopping means comprises limited block and stopper slot, described limited block is arranged on the scale core bar between spacing collar and operating grip, described limited block is staged, comprise great circle end and ringlet end, great circle end is positioned at outside operating grip, ringlet end stretches in operating grip, the periphery of ringlet end is provided with a boss, described stopper slot is arranged on operating grip, boss is arranged in stopper slot, described stopper slot is Z-type groove, comprise two translots and a vertical slot, vertical slot is vertically set between two translots, the spacing of the centrage of two translots is 5mm.
3. one according to claim 1 to puncture sampler through scope, it is characterized in that: described needle tubing is made up of the needle point section of one and needle body section, and needle point section can pass can the far-end of bent plastic tube, and needle point section rear end is hair side, and front end is homogeneous inclined-plane.
4. one according to claim 1 to puncture sampler through scope, it is characterized in that: the diameter of described needle tubing is 17g-22g.
5. one according to claim 1 to puncture sampler through scope, it is characterized in that: the cross section of described inner core silk is for circular, and the far-end of inner core silk is a round end, and is greater than the length of needle tubing, leaves axial lacuna between inner core silk and needle tubing.
6. one according to claim 2 to puncture sampler through scope, it is characterized in that: described inner core silk joystick is threaded with between needle tubing joystick.
7. one according to claim 4 to puncture sampler through scope, and it is characterized in that: the long 80cm of described needle tubing, diameter is 22g, and inner core filament diameter is 25g.
CN201520966558.5U 2015-11-26 2015-11-26 Through scope puncture sampler Active CN205198041U (en)

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Application Number Priority Date Filing Date Title
CN201520966558.5U CN205198041U (en) 2015-11-26 2015-11-26 Through scope puncture sampler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520966558.5U CN205198041U (en) 2015-11-26 2015-11-26 Through scope puncture sampler

Publications (1)

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CN205198041U true CN205198041U (en) 2016-05-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105943091A (en) * 2016-06-01 2016-09-21 南京法迈特科技发展有限公司 Endoscopic biopsy apparatus
CN108992074A (en) * 2018-08-04 2018-12-14 北京怡成生物电子技术股份有限公司 microdialysis probe implanted device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105943091A (en) * 2016-06-01 2016-09-21 南京法迈特科技发展有限公司 Endoscopic biopsy apparatus
CN108992074A (en) * 2018-08-04 2018-12-14 北京怡成生物电子技术股份有限公司 microdialysis probe implanted device

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