CN209074697U - Ultrasonic puncture biopsy needle - Google Patents
Ultrasonic puncture biopsy needle Download PDFInfo
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- CN209074697U CN209074697U CN201820993891.9U CN201820993891U CN209074697U CN 209074697 U CN209074697 U CN 209074697U CN 201820993891 U CN201820993891 U CN 201820993891U CN 209074697 U CN209074697 U CN 209074697U
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- needle tubing
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- hollow pipeline
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Abstract
The utility model discloses a kind of ultrasonic puncture biopsy needles, including being equipped with the operating device for puncturing the hollow form needle tubing of silk, run through its internal flexible hollow pipeline for needle tubing and being connected to hollow pipeline end and for controlling needle tubing advance and retreat, wherein there is on the needle tubing helical teeth shape needle point for pricking broken band detection tissue, be equipped with 3~8mm at from the helical teeth shape needle point it is a pair of be used to suck tissue to be detected fine crushing to perforation.The needle point that incising cell tissue is used on needle tubing is arranged to helical teeth shape needle point by the utility model, to perforation there are two being set at 3~8mm at from the helical teeth shape needle point simultaneously, when implementing to puncture, target area quickly take out first with helical teeth shape needle point and is wiped, helical teeth shape needle point can be particularly suitable for minimal disease or be difficult to obtain the lesion of cytology (such as multifilament) efficiently by target area tissue mashing.
Description
Technical field
The utility model relates to a kind of pipeline instruments of medical instruments field, more particularly to one kind to be suitable for small pathological tissues
Or the ultrasonic puncture biopsy needle that the cytodiagnosis material of multifilament pathological tissues obtains.
Background technique
There are independent brand puncture, main selling point in the companies such as current foreign countries COOK, Boston, Medtronic
Including reverse slope cutting groove, double inclined plane cut surface, trident formula cut surface etc..Sufficient cell material is obtained during fine needle puncture
Material is the key point of cell pathology diagnosis.However for minute lesion (according to this center experience, puncturing minimum lesion 2.5mm) or
Multifilament lesion (such as chronic pancreatitis, linitis plastica clinic are more difficult diagnoses the illness), current existing puncture needle is difficult to obtain
Cell pathology diagnosis effectively abundant.Therefore, how effectively target area to be smashed to pieces, makes cell from ambient enviroment from disengaging
It out, is the key link for improving cell material acquisition rate.
Therefore, the urgent need to resolve above problem.
Utility model content
Purpose of utility model: the ultrasound that can enhance puncture needle cell amount to obtain the purpose of the utility model is to provide one kind is worn
Pierce biopsy needle.
Technical solution: it in order to achieve the above object, the utility model discloses a kind of ultrasonic puncture biopsy needles, including is equipped with
Puncture silk hollow form needle tubing, for needle tubing through its internal flexible hollow pipeline and be connected to hollow pipeline end and
In the operating device that control needle tubing is retreated, wherein there is the helical teeth shape needle point for pricking broken band detection tissue on the needle tubing,
From set at 3~8mm at the helical teeth shape needle point there are two for suck tissue to be detected fine crushing to perforation.The utility model is in needle
Manage close to the setting of the place 3~8mm of needle point to perforation, its purpose is to ensure to perforation and needle point must and meanwhile in intralesional,
If setting is apart from too far, for small lesion (lesion region within such as 5mm) it is possible that forward tip is in lesion, and
To perforation outside lesion, it can not efficiently be aspirated；If setting distance is less than 3mm, it will affect needle tubing front end rigidity, make
It can not aspirate the cell smashed to pieces.Only settable a pair is to perforation for the utility model, because puncture biopsy needle itself is non-
It is often thin, the excessive rigidity that will affect needle tubing front end to perforation is set, easily snaps off influence suction effect instead.
Preferably, at least with the helical teeth of 3 equidistantly distributeds on the helical teeth shape needle point.At the utility model needle point
Helical teeth can seriously affect puncture effect when being less than 3.
Preferably, it is super with rough surface for extending the needle tubing surface within the scope of 20~30mm backward from described pair of perforation
Sound intensity reflection region.
Furthermore the operating device includes sequentially connected regulation pipe, fixing pipe, operation handle and punctures silk handle,
Described in one end of regulation pipe be connected with hollow pipeline end, and hollow pipeline can be driven to slidably reciprocate together along fixing pipe,
The attachment device for connecting peripheral hardware endoscopic ultrasonography device is additionally provided in the regulation pipe；The needle tubing sequentially pass through hollow pipeline,
Regulation pipe, fixing pipe and operation handle, and mutually fixed with operation handle end, and can come together along fixing pipe with operation handle
Sliding is returned, the limiting device for avoiding needle tubing from being fully retracted hollow pipeline is additionally provided in the operation handle；The puncture silk
Needle tubing, hollow pipeline, regulation pipe, fixing pipe and operation handle are sequentially passed through, and is fixedly connected with silk handle is punctured.
Further, the attachment device include public female Luer and one end be adapted with public female Luer, the other end and
The compatible crossover sub of peripheral hardware endoscopic ultrasonography device, wherein the crossover sub includes female Shandong compatible with male female Luer
Your connector and two intermediate plates for clamping peripheral hardware endoscopic ultrasonography device are connected between two intermediate plates by elastic component.
Preferably, it is calabash shaped ring structure, upper and lower ring that the limiting device, which is the cross section being made of upper and lower ring,
Internal diameter be adapted with the outer diameter of operation handle；The inner wall of ring is wherein descended to be equipped with the stop block for limit, outside the fixing pipe
Offering on wall can groove compatible with stop block and only shoulder.
A kind of application method based on ultrasonic puncture biopsy needle of the utility model, includes the following steps:
(1), endoscopic ultrasonography device is sent to the target area in human body target cavity；
(2), check whether needle tubing in hollow pipeline and is fixed on initial position, operator handles hollow pipeline, by it
It in distal end merging endoscopic ultrasonography pincers road, and send to endoscopic ultrasonography distal end, crossover sub and endoscopic ultrasonography device is locked；
(3), target area is being punctured, is adjusting the extension elongation of regulation pipe, keeping it visually visible and fixed in scope；
(4), the axial position of operation handle is adjusted, needle tubing is fixed after moving to required position together with operation handle；
(5), regulation endoscopic ultrasonography pushes endoscope, hollow pipeline is pushed out required distance and fixation to puncture position
Afterwards, the quick needle tubing released in hollow pipeline and puncture silk are pierced into tissue, and needle tubing is complete when locking limiting device prevents from lifting
Withdraw breakaway tissue in hollow pipeline；
(6), adjusting puncture silk handle, which drives, punctures silk axial movement, and puncture silk handle is inconjunction with puncture silk and is pulled out together
Out, external aspirator, operating is subnormal ambient in aspirator to needle tubing；Target area quickly take out and is wiped, helical teeth shape needle
Point can smash fibrosed tissue in target area to pieces；It then pauses 1~3 second, makes the cell smashed to pieces from closing on from helical teeth shape needle point
To perforation and needle tubing forward tip at be drawn into needle tubing；
(7), limiting device is released, operation aspirator only releases the subnormal ambient in needle tubing, operation handle is returned to just
Crossover sub and endoscopic ultrasonography device are separated by beginning position, then extract ultrasonic puncture biopsy needle along endoscopic forceps channel；
(8), above glass slide or in specimen tube, the cell tissue sample in needle tubing is taken out.
The utility model has the advantages that compared with prior art, the utility model has the advantage that the utility model will be on needle tubing first
Needle point for incising cell tissue is arranged to helical teeth shape needle point, while being equipped with a pair at 3~8mm at from the helical teeth shape needle point
To perforation, when implementing to puncture, target area quickly take out first with helical teeth shape needle point and is wiped, helical teeth shape needle point can be high
Target area tissue mashing is particularly suitable for minimal disease or is difficult to obtain the lesion of cytology (such as multifilament) by effect；With
Afterwards using of short duration pause interval, make the cell smashed to pieces from two to being drawn into needle in perforation using the subnormal ambient in needle tubing
In pipe；The apparent cell acquisition of fibrosis can be greatly enhanced using helical teeth shape needle point and to the compound action of perforation in puncture process
25-50% or so can be improved in amount, cell amount to obtain；Secondly the utility model combines to be formed using crossover sub and public female Luer
Conversion equipment is mutually fixed with endoscopic ultrasonography device, the conversion device structure advantages of simple, convenient for operation, simplifies the same of operating process
When effective guarantee operational safety；The limiting device 8 of last the utility model utilizes its calabash shaped ring structure, has it only
Have and open and close two kinds of working conditions, improves the reliability of device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial schematic diagram of needle tubing in the utility model；
Fig. 3 is the structural schematic diagram of limiting device in the utility model；
Fig. 4 is the schematic diagram that limiting device is in close state in the utility model；
Fig. 5 is the schematic diagram that limiting device is in the open state in the utility model.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawing.
As shown in Figure 1, a kind of ultrasonic puncture biopsy needle of the utility model, including puncture silk 1, needle tubing 2,3 and of hollow pipeline
Operating device, wherein operating device includes sequentially connected regulation pipe 4, fixing pipe 5, operation handle 6 and punctures silk handle 7,
Middle needle tubing 2, hollow pipeline 3, regulation pipe 4, fixing pipe 5 and operation handle 6 are hollow form structure.The puncture silk of the utility model
1 sequentially passes through needle tubing 2, hollow pipeline 3, regulation pipe 4, fixing pipe 5 and operation handle 6, is fixedly connected, wears with silk handle 7 is punctured
1~2mm of needle point end of needle tubing 2 is stretched out in the front end of ecthoaeum 1.
As shown in Fig. 2, there is the helical teeth shape needle point 201 for pricking broken band detection tissue on the needle tubing 2 of the utility model, it should
At least with the helical teeth of 3 equidistantly distributeds on helical teeth shape needle point.There are two being set at 3~8mm at from the helical teeth shape needle point 201
For suck tissue to be detected fine crushing to perforation 202.The utility model sets the needle point that incising cell tissue is used on needle tubing
It is set to helical teeth shape needle point, while being set at 3~8mm at from the helical teeth shape needle point there are two to perforation, when implementing to puncture, first
Target area quickly take out using helical teeth shape needle point and is wiped, helical teeth shape needle point can be efficiently by target area tissue mashing, especially
It is suitable for the more obvious regions of fibrosis；Followed by of short duration pause interval, make to smash to pieces using the subnormal ambient in needle tubing
Cell from two to being drawn into needle tubing in perforation.The utility model extends 20~30mm range to perforation 202 backward
Interior 2 surface of needle tubing is the ultrasonic strong reflection region 203 with rough surface.
The hollow pipeline 3 of the utility model is flexible pipe, and one end is fixedly connected with regulation pipe 4.Regulation pipe 4 passes through
First adjusting bolt 11 is connected with fixing pipe 5, and regulation pipe 4 can drive hollow pipeline 3 to slidably reciprocate together along fixing pipe 5.
The scale for showing 3 extension elongation of hollow pipeline is printed in the regulation pipe 4, when regulation pipe 4 moves to a certain scale Shi Ketong
It crosses and tightens the first adjusting bolt 11 and fix regulation pipe 4 and 5 phase of fixing pipe.
The regulation pipe 4 of the utility model is equipped with the attachment device for connecting peripheral hardware endoscopic ultrasonography device, connection dress
Set be adapted including public female Luer 9 and one end with public female Luer 9, the other end and peripheral hardware endoscopic ultrasonography device it is compatible
Crossover sub 10, wherein crossover sub 10 includes female Luer connector 11 compatible with public female Luer 9 and for clamping peripheral hardware
Two intermediate plates 12 of endoscopic ultrasonography device are connected between two intermediate plates by elastic component 13.
The utility model is combined using crossover sub and public female Luer to be formed conversion equipment and endoscopic ultrasonography device and mutually consolidates
It is fixed, the conversion device structure advantages of simple, convenient for operation, effective guarantee operational safety while simplifying operating process.
The needle tubing 2 of the utility model sequentially passes through hollow pipeline 3, regulation pipe 4, fixing pipe 5 and operation handle 6, and with behaviour
Make 6 tail end of handle mutually to fix.Operation handle 6 is connected by the second adjusting bolt 12 with fixing pipe 5, and operation handle 6 can band
Dynamic needle tubing 2 slidably reciprocates along fixing pipe 5 together.It is printed on the scale for showing needle tubing extension elongation in fixing pipe 5, works as manipulator
Handle 6 can be fixed operation handle 6 and 5 phase of fixing pipe by tightening the second adjusting bolt 12 when moving to a certain scale.This is practical
The limiting device 8 for avoiding needle tubing from being fully retracted hollow pipeline is additionally provided in novel operation handle 6.As shown in figure 3, limit
Device 8 is that the cross section being made of upper and lower ring is calabash shaped ring structure, the internal diameter of upper and lower ring and the outer diameter of operation handle 6
It is adapted；The inner wall of ring is wherein descended to be equipped with the stop block 801 for limit, offering on 5 outer wall of fixing pipe can be with stop block 801
Compatible groove 501 and only shoulder 502.As shown in Figure 4 and Figure 5, in operation, user lifts limiting device upwards
8 make lower ring be adapted and fix with operation handle, and stop block 801 is pushed into groove, when operation handle 6 drives needle tubing 2
When fixing pipe 5 slidably reciprocates together, stop block 801 moves in company with operation handle 6 and plays position-limiting action at shoulder 502 to end, can
Needle tubing is avoided to continue movement to be fully retracted hollow pipeline；Under unused state, press down on limiting device 8 make ring with
Operation handle is adapted and fixes, maloperation phenomenon caused by can avoid because of self weight；The limiting device 8 of the utility model utilizes it
Calabash shaped ring structure, making it only has two kinds of working conditions of opening and closing, improves the reliability of device.The utility model
In the wordings such as " upper and lower " be the explanation based on attached drawing, it is unrelated with protection scope.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "lower", "inner", "outside"
Or positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when usually put
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
A kind of application method based on ultrasonic puncture biopsy needle of the utility model, includes the following steps:
(1), endoscopic ultrasonography device is sent to the target area in human body target cavity；
(2), check whether needle tubing 2 in hollow pipeline 3 and is fixed on initial position, operator handles hollow pipeline 3, will
Its distal end is placed in endoscopic ultrasonography pincers road, and is sent to endoscopic ultrasonography distal end, and crossover sub 10 and endoscopic ultrasonography device are locked；
(3), target area is being punctured, is adjusting the extension elongation of regulation pipe 4, keeping it visually visible and fixed in scope；
(4), the axial position of operation handle 6 is adjusted, needle tubing is fixed after moving to required position together with operation handle；
(5), regulation endoscopic ultrasonography pushes endoscope, hollow pipeline 3 is pushed out required distance and fixation to puncture position
Afterwards, the quick needle tubing 2 released in hollow pipeline 3 and puncture silk 1 are pierced into tissue, needle tubing 2 when locking limiting device 8 prevents from lifting
Breakaway tissue in hollow pipeline 3 is withdrawn completely；
(6), adjusting puncture silk handle 7 drives puncture silk 1 to be axially moved, and will puncture silk handle 7 and be inconjunction with puncture silk 1 together
It extracts, external aspirator, operating is subnormal ambient in aspirator to needle tubing 2；Target area quickly take out and is wiped, helical teeth shape
Needle point 201 can smash fibrosed tissue in target area to pieces；It then pauses 1~3 second, makes the cell smashed to pieces from closing on helical teeth shape needle
Point place to perforate 202 and needle tubing forward tip at be drawn into needle tubing；
(7), limiting device 8 is released, operation aspirator only releases the subnormal ambient in needle tubing 2, operation handle 6 is returned to
Crossover sub 10 and endoscopic ultrasonography device are separated by initial position, then extract biopsy needle along endoscopic forceps channel；
(8), above glass slide or in specimen tube, the cell tissue sample in needle tubing 2 is taken out.
Claims (5)
1. a kind of ultrasonic puncture biopsy needle, it is characterised in that: puncture the hollow form needle tubing (2) of silk (1), for needle tubing including being equipped with
(2) through its internal flexible hollow pipeline (3) and be connected to hollow pipeline (3) end and for control needle tubing (2) into
The operating device moved back, wherein there is the helical teeth shape needle point (201) for pricking broken band detection tissue, from this on the needle tubing (2)
Be equipped at 3~8mm at helical teeth shape needle point (201) it is a pair of for suck tissue to be detected fine crushing to perforation (202)；The operation
Device includes sequentially connected regulation pipe (4), fixing pipe (5), operation handle (6) and punctures silk handle (7), wherein the adjusting
One end of pipe (4) is connected with hollow pipeline (3) end, and hollow pipeline (3) can be driven to slide back and forth along fixing pipe (5) together
It is dynamic, the attachment device for connecting peripheral hardware endoscopic ultrasonography device is additionally provided in the regulation pipe (4)；The needle tubing (2) sequentially passes through
Hollow pipeline (3), regulation pipe (4), fixing pipe (5) and operation handle (6), and mutually fixed with operation handle (6) tail end, and can be with
Operation handle (6) slidably reciprocate together along fixing pipe (5), be additionally provided on the operation handle (6) for avoiding needle tubing complete
Retract the limiting device (8) of hollow pipeline；The puncture silk (1) sequentially pass through needle tubing (2), hollow pipeline (3), regulation pipe (4),
Fixing pipe (5) and operation handle (6), and be fixedly connected with silk handle (7) are punctured.
2. ultrasonic puncture biopsy needle according to claim 1, it is characterised in that: on the helical teeth shape needle point (201) at least
Helical teeth with 3 equidistantly distributeds.
3. ultrasonic puncture biopsy needle according to claim 1 backward, it is characterised in that: extend from described pair of perforation (202)
Needle tubing (2) surface within the scope of 20~30mm is the ultrasonic strong reflection region (203) with rough surface.
4. ultrasonic puncture biopsy needle according to claim 1, it is characterised in that: the attachment device includes public female Luer
(9) and one end be adapted with public female Luer (9), the other end and the compatible crossover sub of peripheral hardware endoscopic ultrasonography device
(10), wherein the crossover sub (10) includes compatible female Luer connector (11) and for clamping with public female Luer (9)
Two intermediate plates (12) of peripheral hardware endoscopic ultrasonography device are connected between two intermediate plates by elastic component (13).
5. ultrasonic puncture biopsy needle according to claim 1, it is characterised in that: the limiting device (8) is by upper and lower ring
The cross section constituted is calabash shaped ring structure, and the internal diameter of upper and lower ring is adapted with the outer diameter of operation handle (6)；Under wherein
The inner wall of ring is equipped with the stop block (801) for limit, and offering on fixing pipe (5) outer wall can be with stop block (801) phase
The groove (501) of adaptation and only shoulder (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820993891.9U CN209074697U (en) | 2018-06-26 | 2018-06-26 | Ultrasonic puncture biopsy needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820993891.9U CN209074697U (en) | 2018-06-26 | 2018-06-26 | Ultrasonic puncture biopsy needle |
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| Publication Number | Publication Date |
|---|---|
| CN209074697U true CN209074697U (en) | 2019-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820993891.9U Active CN209074697U (en) | 2018-06-26 | 2018-06-26 | Ultrasonic puncture biopsy needle |
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|---|---|
| CN (1) | CN209074697U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108685597A (en) * | 2018-06-26 | 2018-10-23 | 南京法迈特科技发展有限公司 | Ultrasonic puncture biopsy needle and its application method |
| WO2021051678A1 (en) * | 2019-09-18 | 2021-03-25 | 声索生物科技(上海)有限公司 | Ultrasonic combined device for biopsy |
-
2018
- 2018-06-26 CN CN201820993891.9U patent/CN209074697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108685597A (en) * | 2018-06-26 | 2018-10-23 | 南京法迈特科技发展有限公司 | Ultrasonic puncture biopsy needle and its application method |
| WO2021051678A1 (en) * | 2019-09-18 | 2021-03-25 | 声索生物科技(上海)有限公司 | Ultrasonic combined device for biopsy |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP02 | Change in the address of a patent holder |
Address after: No.57 Huayuan Avenue, economic development zone, Gaochun District, Nanjing City, Jiangsu Province Patentee after: NANJING FMT MEDICAL Co.,Ltd. Address before: 210032 the four layer of B block, Ding Ye Bai Tai biological building, No. 10, Spark Road, Nanjing high tech Industrial Development Zone, Jiangsu, China. Patentee before: NANJING FMT MEDICAL Co.,Ltd. |