CN208910312U - Suction integration is through scope aspiration biopsy instrument - Google Patents

Suction integration is through scope aspiration biopsy instrument Download PDF

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Publication number
CN208910312U
CN208910312U CN201820418699.7U CN201820418699U CN208910312U CN 208910312 U CN208910312 U CN 208910312U CN 201820418699 U CN201820418699 U CN 201820418699U CN 208910312 U CN208910312 U CN 208910312U
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needle
tube
handle
suction
puncture
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CN201820418699.7U
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Chinese (zh)
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不公告发明人
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张广祥
毛思云
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Abstract

The utility model discloses suction integrations through scope aspiration biopsy instrument, its structure includes suction unit, limiting component, outer tube, outer tube handle, needle tubing, syringe handle and interior core filaments, the needle tubing is placed in outer tube bore, needle tubing is made of needle point section and needle body section, the needle point section is pierced by distal outer tube, needle body section is pierced by proximal outer tube and connect with syringe handle, and the proximal end of syringe handle is connect with suction unit;The proximal end of the limiting component and outer tube handle is rotatablely connected, and the syringe handle is equipped with sliding block, and the sliding block is slidably connected with limiting component.The movable detecting apparatus can satisfy the needs of any endoscopic ultrasonography mediation of alimentary canal and tracheae, it may also be used for the pincers road through non-endoscopic ultrasonography realizes that direct-view is lower and punctures depth biopsy, drawing liquid etc., and high degree simplifies puncture procedure, improves operational safety.

Description

Suction integration is through scope aspiration biopsy instrument
Technical field
The utility model relates to a kind of instruments, and specifically suction integration is through scope aspiration biopsy instrument.
Background technique
It is a kind of minimally invasive Clinics completed by scope working clamp road through scope puncture technique, although belonging in advanced Mirror technology, but in the past 30 years, mature development has been obtained in the whole world.The technology be by puncture realize obtain cell, The diagnosis sample of tissue, liquid also can be carried out tapping treatment, moreover it is possible to realize the purpose of injection treatment.It is presently used in wearing The scope of thorn generally includes the puncture of endoscopic ultrasonography and non-endoscopic ultrasonography (i.e. common scope), wherein according in Different Organs Application and design difference, and in particular to transtracheal mirror puncture, transtracheal endoscopic ultrasonography puncture, through digestive endoscopy puncture, warp Alimentary canal endoscopic ultrasonography puncture etc..
Paracentesis depth has no way of selecting when the common feature of existing puncture biopsy needle product is cutting operation, this strongly limits The application range of puncture biopsy needle product, especially TBNA biopsy needle, needle body extension elongation only have a kind of length, face it Bed has no way of selecting, and causes not implementing to perform the operation, or punctures and too deep lead to operative failure.
Utility model content
The purpose of this utility model is to provide suction integrations through scope aspiration biopsy instrument, which can expire The needs that any endoscopic ultrasonography of sufficient alimentary canal and tracheae mediates, it may also be used for the pincers road through non-endoscopic ultrasonography is realized under direct-view Deep biopsy, drawing liquid etc. are punctured, high degree simplifies puncture procedure, improves operational safety.
The technical solution adopted by the utility model to solve its technical problems is that: suction integration is through scope aspiration biopsy device Tool, structure include suction unit, limiting component, outer tube, outer tube handle, needle tubing, syringe handle and interior core filaments, and the needle tubing is set In outer tube bore, needle tubing is made of needle point section and needle body section, and the needle point section is pierced by distal outer tube, and needle body section is pierced by proximal outer tube It is connect with syringe handle, the proximal end of syringe handle is connect with suction unit;The proximal end of the limiting component and outer tube handle rotates Connection, the syringe handle are equipped with sliding block, and the sliding block is slidably connected with limiting component.
Further, the limiting component is rotatablely connected by rotating hole and outer tube handle proximate end, and limiting component is equipped with 15mm puncture tank and 20mm puncture tank, the sliding block on syringe handle are slidably connected with 15mm puncture tank or 20mm puncture tank;It is described 15mm puncture tank and 20mm puncture tank side are respectively equipped with corresponding mark.
Further, the suction unit is negtive-pressure implement, is made of pull handle, locating piece, locating slot and piston.
Further, the interior core filaments cross section is round, and interior core filaments are in needle tube body portion, the interior core filaments and needle tubing There are axial lacuna between wall, beyond except distal tip, proximal end connects the handle of negtive-pressure implement for the distal end of interior core filaments;The inner core The distal end of silk is time round end, uniform inclined-plane or a more inclined-planes.
Further, the needle point of the needle tubing is sharp keen uniform beveled point, semicircle needle point or arc needle point.
Further, it is set on the limiting component there are two 15mm puncture tank and two 20mm puncture tanks, adjacent puncture tank Angle is 90 degree.
Further, the needle point section hair side of the needle tubing or irregular processing.
Further, the diameter of the needle tubing is 17g-25g, and g is writing a Chinese character in simplified form for unit gauge.
The beneficial effects of the utility model are:
The puncture effect of the movable detecting apparatus is ideal, is especially suitable for obtaining growth structure sample;The needle tube body of puncture biopsy needle Section hardness compared to equivalent diameter other punctures thread a needle design it is much smaller, this make needle tubing with pincers road buckling when operation resistance Reduce;Meanwhile needle length can be selected according to required paracentesis depth in operating process;In art, patient can be implemented with unrestricted choice Organize biopsy or cell Needle aspiration.High degree simplifies puncture procedure, improves operational safety, is both suitble to digestion Road endoscopic ultrasonography is also suitble to tracheae endoscopic ultrasonography, is also suitable for through the conventional non-super endoscopic puncture of sound.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the state diagram that syringe handle skids off limiting component;
Fig. 3 is the cross-sectional view of limiting component;
Fig. 4 is the left view of limiting component;
Fig. 5 is the schematic diagram of the first form of needle tubing needle tip;
Fig. 6 is the schematic diagram of second of form of needle tubing needle tip;
Fig. 7 is the schematic diagram of the third form of needle tubing needle tip.
In figure:
1- negtive-pressure implement, 2- limiting component, 3- outer tube handle, 4- outer tube, 5- needle tubing, core filaments, 7- pull handle, 8- positioning in 6- Block, 9- locating slot, 10- piston, 11- syringe handle, 12-15mm puncture tank, 13-20mm puncture tank, 14- rotating hole, 15- are not It is regular face, 16- beveled point, core filaments in 17- fillet, 18- semicircle needle point, core filaments in the inclined-plane 19-, 20- arc needle point, 21 sliding Block.
Specific embodiment
The suction integration of the utility model is said in detailed below through scope aspiration biopsy instrument referring to Figure of description It is bright.
As shown in Figure 1 and Figure 2, through scope aspiration biopsy instrument, structure includes suction for the suction integration of the utility model Device, limiting component 2, outer tube 4, outer tube handle 3, needle tubing 5, syringe handle 11 and interior core filaments 6, the needle tubing 5 are placed in outer tube Chamber, needle tubing 5 are made of needle point section and needle body section, and the needle point section is pierced by 4 distal end of outer tube, and needle body section is pierced by proximal outer tube and needle tubing Handle connection, the proximal end of syringe handle is connect with suction unit;The proximal end of the limiting component 2 and outer tube handle 3 is rotatablely connected, The syringe handle 11 is equipped with sliding block 21, and the sliding block 21 is slidably connected with limiting component 2.The material of the outer tube is polyethers Ether ketone;Outer length of tube can process different preferred lengths according to different need for bronchoscope, digestive endoscope etc..Outside The effect of pipe is to form needle tubing and its internal instrument to clamp safe, smooth in road pass through.
The diameter of the needle tubing is 17g-25g, and g is writing a Chinese character in simplified form for unit gauge.
As shown in figure 3, the limiting component 2 is rotatablely connected by rotating hole 14 and 3 proximal end of outer tube handle, limiting component 2 It is equipped with 15mm puncture tank 12 and 20mm puncture tank 13, sliding block 21 and 15mm puncture tank or 20mm puncture tank on syringe handle 11 It is slidably connected;The 15mm puncture tank and 20mm puncture tank side are respectively equipped with corresponding mark.Mark can turn convenient for operator Different paracentesis depths is selected when dynamic limiting component,
The suction unit is negtive-pressure implement 1, is made of pull handle 7, locating piece 8, locating slot 9 and piston 10.
6 cross section of interior core filaments is round, and interior core filaments pass through needle tube body portion, between the interior core filaments and needle interior wall There are axial lacuna, beyond except distal tip, proximal end connection controls the drawing of the mobile negtive-pressure implement 1 of interior core filaments for the distal end of interior core filaments Handle 7;The distal end of the interior core filaments be a time round end be as shown in Figure 7 core filaments 17 in fillet, in uniform inclined-plane, that is, inclined-plane core filaments 19 or More inclined-planes.
The needle point of the needle tubing 5 is sharp keen uniform beveled point 16, semicircle needle point 18 or arc needle point 20.
As shown in figure 4, setting on the limiting component, there are two 15mm puncture tank and two 20mm puncture tanks, adjacent puncture tanks Angle be 90 degree.The corresponding depth of rotary spacing subassembly selection, is slided in corresponding puncture tank by sliding block and is punctured.
The needle point section hair side of the needle tubing or irregular face 15 are handled, and can be developed under ultrasound visible.Needle point section Play the effect for being pierced into tissue and cutting tissue.Needle tubing proximal end is open, and needle tubing proximal end is connected needle tubing lever.Needle tubing can be in pincers road The bending in the road Nei Suiqian and be bent, and can be moved forward and backward, material is stainless steel or nickel-titanium alloy material.
As shown in figure 5, needle point is arc needle point, interior core filaments end is uniform inclined-plane, is especially easily punctured to sclerous tissues' needle point Radian is easily cut.
As shown in fig. 6, needle point is semicircle needle point, soft tissue can be caught to be not easy to slip off for two needle points of soft tissue, cooperated End is that the interior core filaments on sharp keen uniform inclined-plane assist puncturing.It is suitble to puncture soft tissue.
Since the shape of needle point in Fig. 4 and Fig. 5 is arc and semicircle, the needle point of both shapes is not easy to puncture, so The interior core filaments on sharp keen uniform inclined-plane are cooperated to assist puncturing.
Negtive-pressure implement is attracted as negative pressure is applied, and is connect with syringe handle 11, and negative pressure channel is formed.
Outer tube handle 3 is connect with outer tube 4, reaches fixed outer tube 4.
Syringe handle 11 is connect with needle tubing 5, reaches fixed needle tubing 5, and controls the movement of needle tubing 5.
Piston 10 in negtive-pressure implement 1 is connect with interior core filaments 6, is reached fixed interior core filaments 6, is passed through 7 motion control inner core of pull handle Silk 6 moves.
Embodiment:
The lymphoglandulae tracheales biopsy of transtracheal scope guidance:
(1) specification of puncture biopsy needle instrument are as follows: 4 effective length of outer tube is 120cm, and 5 diameter of needle tubing is 20g, interior core filaments 6 Diameter is 24g.
(2) it is distributed map according to lymphoglandulae tracheales, after scope is inserted to purpose site of puncture, is inserted into outer tube 4 through pincers road, makes it Direct view under endoscope is visible.
(3) the 15mm puncture tank 12 needed for selection or 20mm puncture tank 13 push syringe handle 11 that needle tubing 5 is released outer tube 4 and fixed, it pinches outer tube 4 and needle tubing 5 is pierced into destination organization, pull 2 pull handle 7 of negtive-pressure implement simultaneously fixed, pinch before outer tube 5 carries out After move, intert needle tubing 5 20 times or so in purpose tissue, the general tissue samples for completing large volume extract.
(4) it pulls syringe handle 11 to take in needle tubing 5 in outer tube 4, outer tube 4 is extracted from endoscopic forceps channel.
(5) 1 pull handle 7 of negtive-pressure implement is pushed, sample is discharged out of needle tubing 5 using air, commonly uses glass slide or sample collection Bottle makes a collection of specimens.
(6) aforesaid operations are completed again carry out aspiration biopsy cell and tissue specimen.
The puncture effect of the movable detecting apparatus of the utility model is ideal, is especially suitable for obtaining growth structure sample;Aspiration biopsy The hardness of the needle tube body section of needle compared to equivalent diameter other punctures thread a needle design it is much smaller, this make needle tubing with pincers road buckling When operation resistance reduce;Meanwhile needle length can be selected according to required paracentesis depth in operating process;In art, patient can be certainly Tissue biopsy or cell Needle aspiration are implemented by selection.High degree simplifies puncture procedure, improves operational safety, Both it is suitble to alimentary canal endoscopic ultrasonography, is also suitble to tracheae endoscopic ultrasonography, is also suitable for through the conventional non-super endoscopic puncture of sound.
The above, some principles of the utility model that only explains through diagrams, this specification are not intended to this is practical It is novel to be confined in the shown specific structure and the scope of application, thus it is all it is all may be utilized accordingly modify and wait Jljl belongs to the applied the scope of the patents of the utility model.
In addition to the technical characteristic described in the specification, remaining technical characteristic is technology known to those skilled in the art.

Claims (8)

1. suction integration is through scope aspiration biopsy instrument, characterized in that including suction unit, limiting component, outer tube, outer tube hand Handle, needle tubing, syringe handle and interior core filaments, the needle tubing are placed in outer tube bore, and needle tubing is made of needle point section and needle body section, the needle Apical segment is pierced by distal outer tube, and needle body section is pierced by proximal outer tube and connect with syringe handle, and the proximal end of syringe handle and suction unit connect It connects;The proximal end of the limiting component and outer tube handle is rotatablely connected, and the syringe handle is equipped with sliding block, the sliding block and limit Component is slidably connected.
2. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that the limiting component is logical It crosses rotating hole and outer tube handle proximate end is rotatablely connected, limiting component is equipped with 15mm puncture tank and 20mm puncture tank, syringe handle On sliding block be slidably connected with 15mm puncture tank or 20mm puncture tank;The 15mm puncture tank and 20mm puncture tank side are set respectively There is corresponding mark.
3. suction according to claim 1 integration is through scope aspiration biopsy instrument, characterized in that the suction unit is Negtive-pressure implement is made of pull handle, locating piece, locating slot and piston.
4. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that the interior core filaments are transversal Face is round, and interior core filaments pass through needle tube body portion, there are axial lacuna between the interior core filaments and needle interior wall, interior core filaments it is remote Beyond except distal tip, proximal end connects the pull handle of negtive-pressure implement at end;The distal end of the interior core filaments is time a round end, uniform inclined-plane or more Inclined-plane.
5. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that the needle point of the needle tubing For sharp keen uniform beveled point, semicircle needle point or arc needle point.
6. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that on the limiting component If there are two 15mm puncture tank and two 20mm puncture tanks, the angle of adjacent puncture tank is 90 degree.
7. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that the needle point of the needle tubing Section hair side or irregular surface treatment.
8. suction integration according to claim 1 is through scope aspiration biopsy instrument, characterized in that the diameter of the needle tubing It is writing a Chinese character in simplified form for unit gauge for 17g-25g, g.
CN201820418699.7U 2018-03-26 2018-03-26 Suction integration is through scope aspiration biopsy instrument Active CN208910312U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820418699.7U CN208910312U (en) 2018-03-26 2018-03-26 Suction integration is through scope aspiration biopsy instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820418699.7U CN208910312U (en) 2018-03-26 2018-03-26 Suction integration is through scope aspiration biopsy instrument

Publications (1)

Publication Number Publication Date
CN208910312U true CN208910312U (en) 2019-05-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820418699.7U Active CN208910312U (en) 2018-03-26 2018-03-26 Suction integration is through scope aspiration biopsy instrument

Country Status (1)

Country Link
CN (1) CN208910312U (en)

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