CN209347177U - A kind of tissue piercing device - Google Patents
A kind of tissue piercing device Download PDFInfo
- Publication number
- CN209347177U CN209347177U CN201822042017.XU CN201822042017U CN209347177U CN 209347177 U CN209347177 U CN 209347177U CN 201822042017 U CN201822042017 U CN 201822042017U CN 209347177 U CN209347177 U CN 209347177U
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- CN
- China
- Prior art keywords
- handle
- needle tubing
- pedestal
- needle
- piercing device
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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
The utility model is suitable for the field of medical instrument technology, discloses a kind of tissue piercing device, including the first needle tubing, the second needle tubing, pedestal, first handle, second handle；The inner cavity of first needle tubing and second needle tubing is mutually indepedent；The side wall of first needle tubing is equipped with jack, and second needle tubing is set in first needle tubing and one end is stretched out by the jack；The outer wall of first needle tubing is equipped with scale strip；The short transverse along the pedestal is equipped in the pedestal through location hole thereon；The location hole hole wall is equipped with several raised vertical bars；The pedestal is equipped with the notch through the pedestal outer profile and the location hole；The upper end of first needle tubing is needle handle, and the lower end of first needle tubing is syringe needle；The first handle is fixed on the side of the pedestal.Compared with the relevant technologies, the structure of the application can effectively avoid cross-infection, while also mitigate the work difficulty of medical worker.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of tissue piercing device.
Background technique
In field of medical technology, often need to carry out pathological tissues inside to infuse in interventional therapy or Cell Aspiration inspection or tumor
The operation such as local treatments such as drug is penetrated, these operations require to pierce through pathological tissues, and relevant tissue is needed to be pierced into dress
It sets, in the related technology, Chinese Patent Application No. 201220474349.5 discloses a kind of puncture needle, including puncture needle needle body,
There is vertical metal partion (metp), by two independent tubes of needle body inner part, two independent tubes tail portions all have syringe in needle body
Interface.The deficiency of the relevant technologies is that the puncture needle is not easy to fix, and increases medical worker's operation difficulty.
Therefore, it is really necessary to provide a kind of new tissue piercing device solution above-mentioned technical problem.
Utility model content
The purpose of this utility model is that in view of the above technical problems, the utility model provides a kind of tissue piercing device,
Its structure can effectively avoid cross-infection, while also mitigate the work difficulty of medical worker.Structure can effectively avoid handing over
Fork infection, while also mitigating the work difficulty of medical worker.
The technical solution of the utility model
In order to solve the above technical problems, a kind of tissue piercing device provided by the utility model, including the first needle tubing, second
Needle tubing, pedestal, first handle, second handle；The inner cavity of first needle tubing and second needle tubing is mutually indepedent；Described second
The caliber of needle tubing is less than the caliber of first needle tubing；The side wall of first needle tubing is equipped with jack, and second needle tubing is set
It is stretched out in first needle tubing and one end of second needle tubing by the jack；The outer wall of first needle tubing is equipped with scale
Item；The short transverse along the pedestal is equipped in the pedestal through location hole thereon；If the location hole hole wall is equipped with
Dry protrusion vertical bar；The pedestal is equipped with the notch through the pedestal outer profile and the location hole；First needle tubing
Upper end is needle handle, and the lower end of first needle tubing is syringe needle；The first handle is fixed on the side of the pedestal；Described second
Handle is fixed on the side of the needle handle；The first handle and the second handle are aligned in short transverse to be arranged.It is sharp in this way
It can effectively avoid cross-infection with the structure, while also mitigating the work difficulty of medical worker.Structure can effectively avoid handing over
Fork infection, while also mitigating the work difficulty of medical worker.
Further, sealed set between the outer wall and the jack of second needle tubing.
Further, the raised vertical bar is 3, and the protrusion vertical bar is uniformly arranged along the axis annular of the location hole
In on the inner wall of the location hole.
Further, the cross-sectional shape of the raised vertical bar is trapezoidal, the top rounded corner of the protrusion vertical bar.
Further, the pedestal is made of clear material.
Further, the pedestal is made of medical silica-gel material.
Further, the global shape of the pedestal is cuboid or cylindrical body.
Further, the first handle includes first handle connecting rod, one end and the bottom of the first handle connecting rod
The side of seat is fixed, and the other end of the first handle connecting rod is fixed with first-hand sleeve, the entirety of the first-hand sleeve
Shape is cuboid, and in the first-hand sleeve, width value is 2.5-3.5 times of thickness value, and length value is the 8-12 of thickness value
Times；Several arc-shaped recess are equipped with below the first-hand sleeve, the surface of the first-hand sleeve, which is equipped with, is used for anti-skidding annular knurl
Structure.
Further, the second handle includes second handle connecting rod, one end of the second handle connecting rod and the needle
The side of handle is fixed, and the other end of the second handle connecting rod is fixed with second-hand's sleeve, the entirety of second-hand's sleeve
Shape is cylindrical body, and second handle set top is equipped with several arc-shaped recess, and the surface of second-hand's sleeve, which is equipped with, to be used for
Anti-skidding knurling structure.
Further, in the first-hand sleeve, width value is 3 times of thickness value, and length value is 10 times of thickness value.
The utility model the utility model has the advantages that
Compared with the relevant technologies, the structure of the application can effectively avoid cross-infection, while also mitigate medical worker
Work difficulty.
Detailed description of the invention
It will be apparent and more hold by made detailed description, the above-mentioned advantage of the utility model in conjunction with the following drawings
Readily understood, these attached drawings are only schematical, are not intended to limit the utility model, in which:
Fig. 1 is a kind of overall structure diagram for organizing piercing device of the utility model；
Fig. 2 is the cross-sectional view of the pedestal in a kind of tissue piercing device of the utility model；
Fig. 3 is A in Fig. 1 to partial view.
In attached drawing, component representated by each label is as follows:
1. the first needle tubing, 11. needle handles, 12. syringe needles, 13. jacks, 14. scale strips；2. the second needle tubing, 3. pedestals, 31. is fixed
Position hole, 32. raised vertical bars, 33. notches；4. first handle, 41. first handle connecting rods, 42. first-hand sleeves；5. second handle,
51. second handle connecting rod, 52. second-hand's sleeves；6. arc-shaped recess, 7. knurling structures.
Specific embodiment
Combined with specific embodiments below with attached drawing pair, a kind of tissue piercing device of the utility model is described in detail.
The embodiment recorded herein is the specific specific embodiment of the utility model, for illustrating the utility model
Design, be it is explanatory and illustrative, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be public based on the claim of this application book and specification institute
For the content opened using obvious other technical solutions, these technical solutions include using doing to the embodiment recorded herein
The technical solution of any obvious substitutions and modifications out.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Shape and its correlation.It note that for the ease of clearly showing the structure of each component of the utility model embodiment, phase
Same reference marker is for indicating identical part.
In figure: referring to Fig. 1-3, L1 in figure: the thickness of first-hand sleeve 42；L2: the length of first-hand sleeve 42；L3: the
The width of proficiency sleeve 42.A kind of tissue piercing device, including the first needle tubing 1, the second needle tubing 2, pedestal 3, first handle 4,
Two handles 5；The inner cavity of first needle tubing 1 and the second needle tubing 2 is mutually indepedent；Pipe of the caliber of second needle tubing 2 less than the first needle tubing 1
Diameter；The side wall of first needle tubing 1 is equipped with jack 13, and the second needle tubing 2 is set in the first needle tubing 1 and one end is stretched out by jack 13；The
The outer wall of one needle tubing 1 is equipped with scale strip 14；The short transverse along pedestal 3 is equipped in pedestal 3 through location hole 31 thereon；Positioning
31 hole wall of hole is equipped with several raised vertical bars 32；Pedestal 3 is equipped with the notch 33 through 3 outer profile of pedestal and location hole 31；The
The upper end of one needle tubing 1 is needle handle 11, and the lower end of the first needle tubing 1 is syringe needle 12；First handle 4 is fixed on the side of pedestal 3；Second
Handle 5 is fixed on the side of needle handle 11；First handle 4 and second handle 5 are aligned in short transverse to be arranged.Outside second needle tubing 2
Sealed set between wall and jack 13.Raised vertical bar 32 is 3, and raised vertical bar 32 is uniformly arranged along the axis annular of location hole 31
In on the inner wall of location hole 31.The cross-sectional shape of raised vertical bar 32 is trapezoidal, the top rounded corner of raised vertical bar 32.Pedestal 3
It is made of clear material.Pedestal 3 is made of medical silica-gel material.The global shape of pedestal 3 is cuboid, it should be noted that
According to use demand, the global shape of pedestal 3 can also be cylindrical body.First handle 4 includes first handle connecting rod 41, first handle
One end of connecting rod 41 and the side of pedestal 3 are fixed, and the other end of first handle connecting rod 41 is fixed with first-hand sleeve 42, and first
The global shape of taper knob 42 is cuboid, and in first-hand sleeve 42, width value is 2.5-3.5 times of thickness value, and length value is
8-12 times of thickness value；Specifically, width value is 3 times of thickness value in first-hand sleeve 42, length value is the 10 of thickness value
Times.Several arc-shaped recess 6 are equipped with below first-hand sleeve 42, the surface of first-hand sleeve 42, which is equipped with, is used for anti-skidding knurling structure
7.Second handle 5 includes second handle connecting rod 51, and one end of second handle connecting rod 51 and the side of needle handle 11 are fixed, second handle
The other end of connecting rod 51 is fixed with second-hand's sleeve 52, and the global shape of second-hand's sleeve 52 is cylindrical body, second-hand's sleeve
52 tops are equipped with several arc-shaped recess 6, and the surface of second-hand's sleeve 52, which is equipped with, is used for anti-skidding knurling structure 7.4 He of first handle
Second handle 5 is aligned in short transverse to be arranged, and should realize the first needle tubing 1 designed for first handle 4 and the cooperation of second handle 5
It is pierced into.Sealed set between the outer wall and jack 13 of second needle tubing 2, the structure are used to guarantee that the inner cavity of the first needle tubing 1 being capable of shape
At the negative pressure space of sealing, can be used for extracting sample tissue.The structure of location hole 31 and raised vertical bar 32 and designed for being the
One needle tubing 1 provides positioning, and the scheme directly contact with location hole 31 compared to 1 outer wall of the first needle tubing, using raised vertical bar 32 and
The mode of first needle tubing, 1 outer wall contact, reduces contact area and frictional force, the first needle tubing 1 moves more flexible.Pedestal 3 is by saturating
Bright medical silica-gel material is made, and on the one hand guarantees the visualization of operation, on the other hand guarantees using safe.In use, passing through food
Finger, middle finger, the third finger and little finger of toe hold first-hand sleeve 42 together, and the shape of first-hand sleeve 42 is flat rectangle, are convenient for
Firm grip.Several arc-shaped recess 6 are used for finger grip, prevent from sliding, and knurling structure 7 is for increasing frictional force.In use, logical
It crosses thumb and holds first-hand sleeve 42.To illustrate that a kind of tissue of the utility model pierces for carrying out tumor intervention therapeutic to patient
The application method of penetrating device: when carrying out tumor intervention therapeutic to patient, medical worker is placed on pedestal 3 on the body of patient,
Because by notch 33 and transparent 3 structure of pedestal, can easily be directed at the position for needing to puncture, medical worker by index finger,
Middle finger, the third finger and little finger of toe hold first-hand sleeve 42 together, hold first-hand sleeve 42 by thumb.Thumb presses down,
The first needle tubing 1 is pushed to be pierced into tumor locus downwards, it is deep accurately can to observe and control piercing by the scale strip 14 on the first needle tubing 1
Degree after being pierced into place, can carry out carcinoma intervention to patient, in addition, can be administered by the second needle tubing 2.
Compared with the relevant technologies, the structure of the application can effectively avoid cross-infection, while also mitigate medical worker
Work difficulty.
The utility model is not limited to above embodiment, anyone can obtain other under the enlightenment of the utility model
Various forms of products, however, make any variation in its shape or structure, it is all with identical or similar to the present application
Technical solution, all fall within the protection scope of the utility model.
Claims (10)
1. a kind of tissue piercing device, which is characterized in that including the first needle tubing, the second needle tubing, pedestal, first handle, second-hand
Handle；The inner cavity of first needle tubing and second needle tubing is mutually indepedent；The caliber of second needle tubing is less than first needle
The caliber of pipe；The side wall of first needle tubing is equipped with jack, and second needle tubing is set in first needle tubing and described the
One end of two needle tubings is stretched out by the jack；The outer wall of first needle tubing is equipped with scale strip；It is equipped in the pedestal along described
The short transverse of pedestal is through location hole thereon；The location hole hole wall is equipped with several raised vertical bars；It is set on the pedestal
There is the notch through the pedestal outer profile and the location hole；The upper end of first needle tubing is needle handle, first needle tubing
Lower end be syringe needle；The first handle is fixed on the side of the pedestal；The second handle is fixed on the side of the needle handle
Portion；The first handle and the second handle are aligned in short transverse to be arranged.
2. tissue piercing device according to claim 1, which is characterized in that the outer wall and the jack of second needle tubing
Between sealed set.
3. tissue piercing device according to claim 2, which is characterized in that the protrusion vertical bar is 3, and the protrusion is perpendicular
Muscle is uniformly arranged along the axis annular of the location hole on the inner wall of the location hole.
4. tissue piercing device according to claim 3, which is characterized in that the cross-sectional shape of the protrusion vertical bar is ladder
Shape, the top rounded corner of the protrusion vertical bar.
5. tissue piercing device according to claim 4, which is characterized in that the pedestal is made of clear material.
6. tissue piercing device according to claim 5, which is characterized in that the pedestal is made of medical silica-gel material.
7. tissue piercing device according to claim 6, which is characterized in that the global shape of the pedestal be cuboid or
Cylindrical body.
8. tissue piercing device according to claim 7, which is characterized in that the first handle includes that first handle connects
Bar, one end of the first handle connecting rod and the side of the pedestal are fixed, and the other end fixation of the first handle connecting rod is set
There is a first-hand sleeve, the global shape of the first-hand sleeve is cuboid, and in the first-hand sleeve, width value is thickness value
2.5-3.5 times, length value is 8-12 times of thickness value；It is equipped with several arc-shaped recess below the first-hand sleeve, described the
The surface of proficiency sleeve, which is equipped with, is used for anti-skidding knurling structure.
9. tissue piercing device according to claim 8, which is characterized in that the second handle includes that second handle connects
Bar, one end of the second handle connecting rod and the side of the needle handle are fixed, and the other end fixation of the second handle connecting rod is set
There is second-hand's sleeve, the global shape of second-hand's sleeve is cylindrical body, and second handle set top is equipped with several arcs
Recess, the surface of second-hand's sleeve, which is equipped with, is used for anti-skidding knurling structure.
10. tissue piercing device according to claim 8 or claim 9, which is characterized in that in the first-hand sleeve, width value
It is 3 times of thickness value, length value is 10 times of thickness value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042017.XU CN209347177U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue piercing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042017.XU CN209347177U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue piercing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209347177U true CN209347177U (en) | 2019-09-06 |
Family
ID=67798402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822042017.XU Expired - Fee Related CN209347177U (en) | 2018-12-06 | 2018-12-06 | A kind of tissue piercing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209347177U (en) |
-
2018
- 2018-12-06 CN CN201822042017.XU patent/CN209347177U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 Termination date: 20201206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |