CN205849478U - A kind of tumor biopsy device - Google Patents
A kind of tumor biopsy device Download PDFInfo
- Publication number
- CN205849478U CN205849478U CN201620558580.0U CN201620558580U CN205849478U CN 205849478 U CN205849478 U CN 205849478U CN 201620558580 U CN201620558580 U CN 201620558580U CN 205849478 U CN205849478 U CN 205849478U
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- China
- Prior art keywords
- puncture needle
- sleeve
- handle
- biopsy device
- housing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
This utility model provides a kind of tumor biopsy device, relates to technical field of medical instruments, the problem not being suitable for extracting the tumor biopsy device of tumor sample in endoscope-assistant surgery for solution.Described tumor biopsy device includes: cell taking gun and puncture needle, wherein, described cell taking gun includes the housing with cavity, described cavity is provided with sleeve, one end of described sleeve is stretched out from described cavity, and described sleeve is provided with first handle, and described sleeve is provided with puncture needle along its length and accommodates chamber, described first handle drives described sleeve to slide along described cavity, and described housing is provided with the puncture needle fixation kit for fixing described puncture needle；One end of described puncture needle is provided with sample introduction tank, and described puncture needle is connected with described housing by described puncture needle fixation kit.Described tumor biopsy device is for being sampled tumor in endoscope-assistant surgery.
Description
Technical field
This utility model relates to medical equipment technical field, especially relates to a kind of tumor biopsy device.
Background technology
The incidence rate that tumor is the highest, the treatment making tumor is more urgent.Tumor or to subtract puncture be to make a definite diagnosis tumor
Character a kind of method.
Tumor biopsy mainly has pin type biopsy and open biopsy now.Pin type biopsy generally cannot because tumor tissues is few
Obtaining clear and definite pathological examination, the diagnosis of tumor only needs a small amount of tumor tissues, and the wound that abdominal produces is bigger.
Endoscope-assistant surgery can make wound reduce, and resume speed is fast, when only needing clear and definite tumor character for
It is very useful.But, present stage is not suitable in endoscope-assistant surgery the tumor biopsy device used.Meanwhile, the quality of tumor
Crisp compared to normal structure, and rich blood vessel, it is more prone to hemorrhage, currently for the hemostasis during tumor biopsy the most too
Good method.
Utility model content
The purpose of this utility model is to provide a kind of tumor biopsy device, to solve not to be suitable for present in prior art
For extracting the technical problem of the tumor biopsy device of tumor sample in endoscope-assistant surgery.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
The tumor biopsy device that this utility model provides, including: cell taking gun and puncture needle, wherein,
Described cell taking gun includes the housing with cavity, is provided with sleeve in described cavity, and one end of described sleeve is from institute
Stating in cavity and stretch out, described sleeve is provided with first handle, described sleeve is provided with puncture needle along its length and accommodates chamber, institute
Stating first handle drives described sleeve to slide along described cavity, and described housing is provided with the puncture for fixing described puncture needle
Pin fixation kit；
One end of described puncture needle is provided with sample introduction tank, and described puncture needle is by described puncture needle fixation kit and described shell
Body is connected.
Preferably, described puncture needle fixation kit includes: spring and the fixed block with through hole, one end of described fixed block
Stretching out described housing, the through hole on described fixed block is positioned in the cavity of described housing, and the diameter of described through hole is more than or equal to institute
Stating the external diameter of puncture needle, described spring is connected with one end of described fixed block.
Preferably, it is provided with bolster between described sleeve and described housing.
Preferably, described bolster is installed on one end of described sleeve.
Preferably, described bolster is block rubber.
Preferably, described housing being provided with second handle, described second handle is oppositely arranged with described first handle, institute
State and between first handle and described second handle, connect flexible return part.
Preferably, described first handle, described second handle and described elastic recoil part are structure as a whole.
Preferably, the sidewall of described sleeve is provided with inlet opening.
Preferably, described sleeve is metal material, and described sleeve is provided with groove, is provided with permanent hair styling even in described groove
Connecing position, the opening part of described groove is covered with blanking cover.
Preferably, the cavity of described housing has two relative openings, and the puncture needle in described sleeve accommodates chamber also to be had
Having two relative openings, described tumor biopsy device also to include push rod, the external diameter of described push rod is interior less than or equal to described sleeve
Footpath.
Relative to prior art, tumor biopsy device described in the utility model has the advantage that
During using, puncture needle is inserted in sleeve, and by puncture needle fixation kit by puncture needle and housing
Being fixed up, now the syringe needle of puncture needle is positioned in sleeve, and the syringe needle of puncture needle is positioned at sleeve one end away from housing.In chamber
During videoendoscopic surgery, pull first handle so that first handle band moving sleeve slides along cavity near the direction of housing, this
Time, puncture needle is relative with the position of housing constant, and therefore, after being moved a certain distance by sleeve, the syringe needle of puncture needle is from sleeve
Opening part away from one end of housing stretches out.Hold housing and first handle moving sleeve and puncture needle, by the syringe needle of puncture needle
Inserting in tumor with partial sleeves, during being extracted from tumor by puncture needle, Partial tumors tissue is put into puncture needle
On sample introduction tank in, reversely promote first handle so that the syringe needle of puncture needle returns in sleeve, now, carry Partial tumors
The sample introduction tank of tissue is positioned in sleeve.Puncture needle is taken out from sleeve, such that it is able to by the Partial tumors tissue in sample introduction tank
Take out, thus detect tumor character.
Sleeve and puncture needle in use, only need to be inserted tumor by the tumor biopsy device provided due to this utility model
In, and the diameter of sleeve and puncture needle is the least, therefore required wound is the least, it is adaptable in endoscope-assistant surgery carry out tumor
Sampling.
Additionally, after sampling terminates, puncture needle can be taken out from sleeve pipe, inside tumor is stayed in one end of sleeve pipe,
Thus play haemostatic effect.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right
In detailed description of the invention or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation one of the tumor biopsy device that Fig. 1 provides for this utility model embodiment；
The structural representation two of the tumor biopsy device that Fig. 2 provides for this utility model embodiment；
The structural representation of puncture needle fixation kit in the tumor biopsy device that Fig. 3 provides for this utility model embodiment.
Reference:
1-housing；2-sleeve；31-first handle；
32-second handle；33-elastic recoil part；4-puncture needle；
41-sample introduction tank；51-fixed block；52-spring；
53-through hole；6-bolster；7-blanking cover.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described
Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality
Novel protected scope.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only
Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Language concrete meaning in this utility model.
The structural representation one of the tumor biopsy device that Fig. 1 provides for this utility model embodiment；Fig. 2 is that this utility model is real
Execute the structural representation two of the tumor biopsy device that example provides；The tumor biopsy device that Fig. 3 provides for this utility model embodiment is worn
The structural representation of pricker fixation kit；As Figure 1-3, the tumor biopsy device that this utility model embodiment provides, including: live
Inspection rifle and puncture needle 4, wherein, cell taking gun includes the housing 1 with cavity, is provided with sleeve 2 in cavity, one end of sleeve 2 from
Stretching out in cavity, sleeve 2 is provided with first handle 31, sleeve 2 is provided with puncture needle 4 along its length and accommodates chamber, first-hand
Handle 31 band moving sleeve 2 slides along cavity, and housing 1 is provided with the puncture needle fixation kit for fixing puncture needle 4；Puncture needle 4
One end be provided with sample introduction tank 41, puncture needle 4 is connected with housing 1 by puncture needle fixation kit.
During using, puncture needle 4 is inserted in sleeve 2, and by puncture needle fixation kit by puncture needle 4 and shell
Body 1 is fixed up, and during now the syringe needle of puncture needle 4 is positioned at sleeve 2, and the syringe needle of puncture needle 4 is positioned at sleeve 2 away from housing 1
One end.During endoscope-assistant surgery, pull first handle 31 so that first handle 31 band moving sleeve 2 along cavity near shell
Sliding in the direction of body 1, now, puncture needle 4 is relative with the position of housing 1 constant, therefore, after sleeve 2 is moved a certain distance,
The syringe needle of puncture needle 4 stretches out away from the opening part of one end of housing 1 from sleeve 2.Hold housing 1 and first handle 31 moving sleeve
2 and puncture needle 4, syringe needle and the partial sleeves 2 of puncture needle 4 are inserted in tumor, in the process extracted from tumor by puncture needle 4
In, Partial tumors tissue is put in the sample introduction tank 41 on puncture needle 4, reversely promotes first handle 31 so that the pin of puncture needle 4
Head returns in sleeve 2, and now, the sample introduction tank 41 that carry Partial tumors tissue is positioned in sleeve 2.By puncture needle 4 from sleeve 2
Take out, such that it is able to taken out by the Partial tumors tissue in sample introduction tank 41, thus detect tumor character.
The tumor biopsy device provided due to this utility model embodiment in use, only need to be by sleeve 2 and puncture needle 4
Inserting in tumor, and the diameter of sleeve 2 and puncture needle 4 is the least, therefore required wound is the least, it is adaptable in endoscope-assistant surgery
Tumor is sampled.
Additionally, after sampling terminates, puncture needle 4 can be taken out from sleeve pipe, inside tumor is stayed in one end of sleeve pipe,
Thus play haemostatic effect.
For the ease of controlling housing 1 and first handle 31, in a kind of preferred implementation of embodiment, housing 1 is pacified
Equipped with second handle 32, second handle 32 is oppositely arranged with first handle 31, connects between first handle 31 and second handle 32
Flexible return part 33.During using, operator hold first handle 31 and second handle 32 with hands simultaneously, firmly
After holding with a firm grip, first handle 31 and second handle 32 relative motion, say, that on the basis of second handle 32, first handle
31 move towards second handle 32, and owing to second handle 32 is connected with housing 1, therefore first handle 31 is to the side near housing 1
To motion, so that the syringe needle of puncture needle 4 stretches out from sleeve 2, now, elastic recoil part 33 is compressed；When reducing grip
When, the pressure that the elastic recoil part 33 between first handle 31 and second handle 32 receives reduces, therefore elastic recoil part
33 gradually extend until restoring to the original state, during elastic recoil part 33 is progressive lengthening of, if on the basis of second handle 32, and bullet
Property return part 33 promotes first handle 31 to move to the direction away from second handle 32, so that puncture needle 4 returns in sleeve 2
Portion.Being so designed that, operator are singlehanded just can complete to control the operation that first handle 31 moves, and the return mistake of first handle 31
Journey is to be automatically performed by elastic recoil part 33, therefore simplifies operating process.
Above-mentioned elastic recoil part 33 can be spring, shell fragment etc., and the two ends of elastic recoil part 33 can be respectively welded at
On one handle 31 and second handle 32, it is also possible to removably connect with first handle 31 and second handle 32 respectively, or, separately
In a kind of detailed description of the invention, first handle 31, second handle 32 and elastic recoil part 33 are structure as a whole, specifically, such as Fig. 1
Shown in, first handle 31, second handle 32 and elastic recoil part 33 are metal material, and elastic recoil part 33 is for having elastic returning
The foil of position performance.
Due to the internal upper bloodstain easy to stick of sleeve 2, internal for the ease of rinsing cleaning sleeve 2, in a kind of preferred implementation
In, the sidewall of sleeve 2 is provided with inlet opening, specifically, the top of housing 1 is provided with through hole 53, and inlet opening is positioned at sleeve 2
Region relative with through hole 53 on sidewall, needs cleaning sleeve 2 is internal when, by the through hole 53 on housing 1 top with enter
Fluid apertures is passed through liquid to sleeve 2 inside, and the liquid being passed through can be water or disinfectant solution, thus the spot inside sleeve 2 is rushed
Brush out.
In order to avoid making the most excessive during housing 1 one Slideslip for sleeve 2 between sleeve 2 and housing 1
Produce and clash into, in a preferred embodiment, between sleeve 2 and housing 1, be provided with bolster 6.Bolster 6 can be installed on
On sleeve 2, it is also possible to be installed on housing 1, when bolster 6 is installed on sleeve 2, when sleeve 2 moves towards housing 1, buffering
First part 6 contacts with housing 1, then impulsive force is absorbed by the deformation of bolster 6 itself, thus plays cushioning effect, when
Sleeve 2 is after moving away from housing 1 direction, and bolster 6 restores to the original state, and thinks that the shock being next time likely to occur is prepared.
Bolster 6 can be that spring, shell fragment, block rubber etc. have certain elastic structure.As it is shown in figure 1, bolster 6 is
Block rubber, block rubber is quality of rubber materials, has certain elasticity, and water-tight corrosion-proof, and service life is longer.
In the present embodiment, puncture needle 4 is connected with housing 1 by puncture needle fixation kit, the knot of puncture needle fixation kit
Structure has multiple, as it is shown on figure 3, in a kind of detailed description of the invention of the present embodiment, puncture needle fixation kit includes: spring 52 He
Having the fixed block 51 of through hole 53, housing 1 is stretched out in one end of fixed block 51, and the through hole 53 on fixed block 51 is positioned at the sky of housing 1
In chamber, the diameter of through hole 53 is more than or equal to the external diameter of puncture needle 4, and spring 52 is connected with one end of fixed block 51.By puncture needle 4
During fixing with housing 1, pressing fixed block 51 with hands, fixed block 51 is pressed downward against spring 52, and energy put aside by spring 52, when inciting somebody to action
After 51 times pressures of fixed block, through hole 53 moves to cavity central region, by puncture needle 4 through through hole 53, unclamps fixed block 51, applies
Pressure on spring 52 reduces, and spring 52 restores to the original state, and during spring 52 returns to original state, spring 52 is by fixed block 51
Jack-up, through hole 53 also moves with on puncture needle 4, until stopping upper shifting, now spring after puncture needle 4 and the contact internal walls of housing 1
52 still apply the power moved up to fixed block 51, and have offseted with housing 1 due to puncture needle 4, therefore cannot continue
Upper shifting, say, that puncture needle 4 is against on housing 1 by spring 52, so that the relative position between puncture needle 4 with housing 1
Will not change.
When puncture needle 4 is taken out by needs when, pressing fixed block 51 again so that through hole 53 is positioned at the cavity of housing 1
Central region, after being taken out from through hole 53 by puncture needle 4, unclamp fixed block 51, spring 52 promotes fixed block 51 to return to initially
Position.
Above-mentioned puncture needle fixation kit is advantageous in that, can stretch out the length of through hole 53 part by changing puncture needle 4,
Adjust the length that puncture needle 4 is positioned at the part of sleeve 2, so that the needle portion of puncture needle 4 can be stretched out or retract
In sleeve 2, thus the situation avoiding the head of longer puncture needle 4 to be always positioned at outside sleeve 2 occurs, say, that if having two
Kind of puncture needle 4, distance between position and the syringe needle of puncture needle 4 corresponding to through hole 53 on shorter puncture needle 4, equal to longer
Puncture needle 4 on distance between position and the syringe needle of puncture needle 4 corresponding to through hole 53, and through hole on shorter puncture needle 4
The distance between position and the backshank of puncture needle 4 corresponding to 53, is less than the position corresponding to through hole 53 on longer puncture needle 4
Put the distance between the backshank of puncture needle 4.It is so designed that so that same cell taking gun can mate the puncture needle of different length
4。
In order to play preferably haemostatic effect, in one is preferably carried out mode, sleeve 2 is metal material, on sleeve 2
Being provided with groove, be provided with permanent hair styling and connect position in groove, the opening part of groove is covered with blanking cover.When not using permanent hair styling when,
Blanking cover covers the opening part at groove, when needs stop blooding when, takes off blanking cover, connects position by sleeve 2 and permanent hair styling by permanent hair styling
Connecting, after opening permanent hair styling, owing to sleeve 2 is metal material, and one end of sleeve 2 is positioned at intra-tumor, therefore can be by set
The biopsy site of cylinder 2 permanent hair styling tumor, thus play haemostatic effect.
Above-mentioned housing 1 can only have an opening and stretch out for sleeve 2, or, in another detailed description of the invention, swollen
The cavity of the housing 1 of tumor biopsy device has two relative openings, and the puncture needle 4 in sleeve 2 accommodates chamber and also has two relatively
Opening, and after installation is complete, the tail end of sleeve 2 is positioned at the opening part of housing 1 tail end, when second handle 32 band moving sleeve 2
When moving to first handle 31 direction, the tail end of sleeve 2 stretches out the opening of housing 1 tail end.Tumor biopsy device also includes push rod, pushes away
The external diameter of bar is less than or equal to the internal diameter of sleeve 2.Specifically, two openings of sleeve 2 and two opening one_to_one corresponding of housing 1,
Being so designed that, puncture needle 4 both can stretch into from the front end of sleeve 2 or take out, it is also possible to stretches into from the rear end of sleeve 2 or takes out.
Using after Partial tumors tissue stayed in sampling groove by tumor biopsy device, by the puncture needle 4 opening from sleeve 2 rear end and housing
The opening of 1 rear end takes out, thus the Partial tumors tissue on puncture needle 4 is taken out, it is then possible to by housing 1 rear end
The opening of opening and sleeve 2 rear end puts into hemorrhage or other hemostatic materials in sleeve 2, in order to ensure that hemorrhage or other stop
Blood material can arrive the biopsy site of tumor smoothly, after putting into hemorrhage or other hemostatic materials, by push rod after housing 1
Opening and the opening of sleeve 2 rear end of end stretch in sleeve 2, by the hemorrhage in sleeve 2 or other hemostatic materials to sleeve 2
The opening part of front end promotes, owing to the front end of now sleeve 2 is positioned at the biopsy site of tumor, therefore use push rod can always by
Hemorrhage or other hemostatic materials shift the biopsy site of tumor onto, thus play anastalsis.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (10)
1. a tumor biopsy device, it is characterised in that including: cell taking gun and puncture needle, wherein,
Described cell taking gun includes the housing with cavity, is provided with sleeve in described cavity, and one end of described sleeve is from described sky
Stretching out in chamber, described sleeve is provided with first handle, described sleeve is provided with puncture needle along its length and accommodates chamber, and described the
One handle drives described sleeve to slide along described cavity, described housing is provided with the puncture needle for fixing described puncture needle solid
Determine assembly；
One end of described puncture needle is provided with sample introduction tank, and described puncture needle is by described puncture needle fixation kit and described housing phase
Even.
Tumor biopsy device the most according to claim 1, it is characterised in that described puncture needle fixation kit includes: spring and
Having the fixed block of through hole, described housing is stretched out in one end of described fixed block, and the through hole on described fixed block is positioned at described housing
Cavity in, the diameter of described through hole more than or equal to the external diameter of described puncture needle, one end phase of described spring and described fixed block
Even.
Tumor biopsy device the most according to claim 1, it is characterised in that be provided with slow between described sleeve and described housing
Stamping.
Tumor biopsy device the most according to claim 3, it is characterised in that described bolster is installed on the one of described sleeve
End.
Tumor biopsy device the most according to claim 3, it is characterised in that described bolster is block rubber.
Tumor biopsy device the most according to claim 1, it is characterised in that be provided with second handle on described housing, described
Second handle is oppositely arranged with described first handle, connects flexible return between described first handle and described second handle
Part.
Tumor biopsy device the most according to claim 6, it is characterised in that described first handle, described second handle and institute
State elastic recoil part to be structure as a whole.
Tumor biopsy device the most according to claim 1, it is characterised in that be provided with inlet opening on the sidewall of described sleeve.
Tumor biopsy device the most according to claim 1, it is characterised in that described sleeve is metal material, on described sleeve
Being provided with groove, be provided with permanent hair styling and connect position in described groove, the opening part of described groove is covered with blanking cover.
Tumor biopsy device the most according to claim 1, it is characterised in that the cavity of described housing have two relative
Opening, the puncture needle in described sleeve accommodates chamber and also has two relative openings, and described tumor biopsy device also includes push rod, institute
State the external diameter internal diameter less than or equal to described sleeve of push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558580.0U CN205849478U (en) | 2016-06-12 | 2016-06-12 | A kind of tumor biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558580.0U CN205849478U (en) | 2016-06-12 | 2016-06-12 | A kind of tumor biopsy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205849478U true CN205849478U (en) | 2017-01-04 |
Family
ID=57639657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620558580.0U Expired - Fee Related CN205849478U (en) | 2016-06-12 | 2016-06-12 | A kind of tumor biopsy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205849478U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852915A (en) * | 2016-06-12 | 2016-08-17 | 上海交通大学医学院附属上海儿童医学中心 | Tumor biopsy apparatus |
| CN115778677A (en) * | 2023-02-09 | 2023-03-14 | 中国人民解放军总医院第三医学中心 | Deep tumor extraction device of orbit |
-
2016
- 2016-06-12 CN CN201620558580.0U patent/CN205849478U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852915A (en) * | 2016-06-12 | 2016-08-17 | 上海交通大学医学院附属上海儿童医学中心 | Tumor biopsy apparatus |
| CN115778677A (en) * | 2023-02-09 | 2023-03-14 | 中国人民解放军总医院第三医学中心 | Deep tumor extraction device of orbit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20180612 |