CN216495409U - Sampler applied to blood tumor biopsy - Google Patents
Sampler applied to blood tumor biopsy Download PDFInfo
- Publication number
- CN216495409U CN216495409U CN202122891515.3U CN202122891515U CN216495409U CN 216495409 U CN216495409 U CN 216495409U CN 202122891515 U CN202122891515 U CN 202122891515U CN 216495409 U CN216495409 U CN 216495409U
- Authority
- CN
- China
- Prior art keywords
- inner tube
- sampler
- tube
- block
- outer tube
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000001574 biopsy Methods 0.000 title claims abstract description 25
- 208000024200 hematopoietic and lymphoid system neoplasm Diseases 0.000 title claims abstract description 17
- 206010028980 Neoplasm Diseases 0.000 claims abstract description 16
- 239000008280 blood Substances 0.000 claims abstract description 8
- 210000004369 blood Anatomy 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 abstract 1
- 238000005070 sampling Methods 0.000 description 15
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampler applied to blood tumor biopsy, which comprises an outer tube, wherein a fixed block is fixedly arranged on the upper surface of the outer tube, an inner tube is movably arranged in the outer tube, a piston block is movably arranged in the inner tube, and a piston rod is fixedly arranged on the upper surface of the piston block; the method comprises the following steps: the positioning grooves are formed in the lower surface of the inner tube and are symmetrically distributed relative to the center of the inner tube; the circular slot, the circular slot is seted up the inside of outer tube, and the circular slot about the central symmetry of outer tube distributes. This be applied to sampler of blood tumour biopsy inserts the constant head tank with the overlap joint piece when the needle tubing is installed, and the long round pin removes toward the direction of draw-in groove under the effect of first magnet and second magnet this moment, and when the long round pin that distributes about entering into corresponding draw-in groove inside, the needle tubing was installed on the inner tube promptly, after the use, the long round pin of pulling can be followed the inner tube with the needle tubing and pulled down, makes things convenient for the needle tubing to retrieve alone.
Description
Technical Field
The utility model relates to the technical field of samplers applied to blood tumor biopsy, in particular to a sampler applied to blood tumor biopsy.
Background
Before treating the tumor, the tumor needs to be sampled and analyzed for conveniently formulating a treatment scheme, and at the moment, a sampler applied to blood tumor biopsy needs to be used, such as a tumor sampler with the publication number of CN204636422U, the sampler has a simple structure, is convenient and practical, effectively improves the success rate of tumor sampling, and lightens the work burden of doctors, but after the sampler is used, the needle tube and the outer tube are inconvenient to separate, the needle tube and the outer tube need to be discarded separately after the use, and the needle tube and the outer tube are inconvenient to separate, so that the difficulty is high when the device is classified after the use;
meanwhile, the existing sampler applied to blood tumor biopsy is inconvenient to carry out deep tumor sampling when in use, the sampling result is not accurate, the treatment scheme that later-stage medical staff formulate tumors can be influenced, and the sampler is not beneficial to long-term use.
In view of the above problems, there is a need for an innovative design based on the original sampler applied to blood tumor biopsy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sampler applied to blood tumor biopsy, which solves the problems that after the sampler is used, a needle tube and an outer tube are inconvenient to separate, the needle tube and the outer tube need to be separately discarded after the sampler is used, and the needle tube and the outer tube are inconvenient to separate, so that the device is difficult to perform deep tumor sampling after the sampler is used, the sampling result is not accurate, the later medical staff can be influenced to make a tumor treatment scheme, and the long-term use is not facilitated.
In order to achieve the purpose, the utility model provides the following technical scheme: a sampler for use in blood tumor biopsy, comprising: the sampling device comprises an outer pipe, a fixed block is fixedly arranged on the upper surface of the outer pipe, an inner pipe is movably arranged in the outer pipe, a piston block is movably arranged in the inner pipe, a piston rod is fixedly arranged on the upper surface of the piston block, and the piston block is driven by pulling the piston rod to complete sampling operation;
the needle tube is movably arranged on the lower surface of the inner tube, and when the device is used, the needle tube is inserted into a part to be detected;
a sampler for use in blood tumor biopsy, comprising:
the positioning grooves are formed in the lower surface of the inner tube and are symmetrically distributed relative to the center of the inner tube, and the lapping blocks are inserted into the positioning grooves when the needle tubes are installed;
the long pin is movably arranged on the side surface of the inner tube, penetrates through the inner tube, and forms a clamping structure with the inner tube through the long pin and the clamping groove;
the long hole is formed in the side face of the outer pipe, and when the cross rod on the inner pipe is pressed, the cross rod moves in the long hole;
the circular groove is arranged in the outer pipe, the circular groove is symmetrically distributed about the center of the outer pipe, and the inner pipe is clamped with the outer pipe through the rubber block and the circular groove.
Preferably, the side of the piston block is attached to the inner wall of the inner tube, the piston rod penetrates through the inside of the fixed block, and when the device is used integrally, the piston block is driven by pulling the piston rod to complete sampling operation.
Preferably, the fixed mounting of needle tubing have with the overlap joint piece that the constant head tank corresponds, and the overlap joint piece is down "L" type to the inside fixed mounting of overlap joint piece has first magnet, when inserting the overlap joint piece in the constant head tank, magnetic force between first magnet and the second magnet makes long round pin remove toward the direction of draw-in groove, and falls the overlap joint piece of "L" structure, makes the overlap joint piece convenient and the constant head tank dock.
Preferably, the tail end of the long pin is fixedly provided with a second magnet corresponding to the first magnet, the side face of the long pin is fixedly provided with a lug, the lug is symmetrically distributed about the center of the long pin, when the long pin moves towards the direction of the clamping groove, the lug limits the moving distance of the long pin, the integral stability of the device is improved, and the symmetrically distributed lugs improve the integral stability of the device.
Preferably, the surface of the inner tube is provided with a clamping groove corresponding to the long pin, the inner portion of the inner tube is provided with a groove corresponding to the projection, and when the long pin moves, the projection slides in the groove.
Preferably, the side surface of the projection is fixedly provided with a miniature spring which plays a role in elastic reset, the other side of the miniature spring is fixedly connected with the inner wall of the inner tube, and when the projection slides in the groove, the projection can stretch the miniature spring.
Preferably, the side fixed mounting of inner tube have with the horizontal pole that the slot hole corresponds, and the side fixed mounting of horizontal pole have with the rubber piece that the circular slot corresponds, and the circular slot is in the inside equidistant distribution of outer tube when the outside that needs made the inner tube toward the outer tube removes, down pulling horizontal pole, the rubber piece can shift out present circular slot this moment, the device is whole to be prolonged this moment, the sampling depth of device has been adjusted promptly, the application range of device has been enlarged, after confirming the inner tube position, the rubber piece enters into the circular slot that corresponds, the inner tube passes through rubber piece and circular slot and outer tube constitution block structure.
Compared with the prior art, the utility model has the beneficial effects that: the sampler applied to blood tumor biopsy;
1. when the needle tube is installed in the sampler for blood tumor biopsy, the lapping block is inserted into the positioning groove, the long pin moves towards the direction of the clamping groove under the action of the first magnet and the second magnet, when the long pins distributed on the left and the right enter the corresponding clamping grooves, the needle tube is installed on the inner tube, and after the sampler is used, the needle tube can be detached from the inner tube by pulling the long pin, so that the needle tube can be conveniently and independently recovered and discarded;
2. this be applied to sampler of blood tumour biopsy when needing adjustment sampling depth, presses the horizontal pole, and the block rubber can shift out circular slot this moment, and the device is whole to be prolonged this moment, has adjusted the sampling depth of device promptly, has enlarged the application range of device, and after confirming the inner tube position, the block rubber enters into the circular slot that corresponds, and the inner tube passes through block rubber and circular slot and outer tube constitution block structure.
Drawings
FIG. 1 is a schematic cross-sectional structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a partial front cross-sectional structural view of the long pin of the present invention in an operational state;
FIG. 4 is a schematic side sectional view of a circular groove distribution state of the present invention;
fig. 5 is a schematic partial perspective view of a cross bar according to the present invention.
In the figure: 1. an outer tube; 2. a fixed block; 3. a piston rod; 4. a piston block; 5. an inner tube; 6. a needle tube; 7. positioning a groove; 8. a lapping block; 9. a first magnet; 10. a long pin; 11. a bump; 12. a micro-spring; 13. a groove; 14. a second magnet; 15. a long hole; 16. a cross bar; 17. a rubber block; 18. a circular groove; 19. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a sampler for use in blood tumor biopsy, comprising: the device comprises an outer pipe 1, wherein a fixed block 2 is fixedly arranged on the upper surface of the outer pipe 1, an inner pipe 5 is movably arranged in the outer pipe 1, a piston block 4 is movably arranged in the inner pipe 5, and a piston rod 3 is fixedly arranged on the upper surface of the piston block 4;
the needle tube 6 is movably arranged on the lower surface of the inner tube 5;
a sampler for use in blood tumor biopsy, comprising:
the positioning groove 7 is formed in the lower surface of the inner tube 5, and the positioning grooves 7 are symmetrically distributed around the center of the inner tube 5;
the long pin 10 is movably arranged on the side surface of the inner pipe 5, and the long pin 10 penetrates through the inner part of the inner pipe 5;
the long hole 15, the long hole 15 is opened on the side of the outer tube 1;
the circular groove 18, circular groove 18 opens in the inside of outer tube 1, and circular groove 18 distributes about the center symmetry of outer tube 1.
The side of the piston block 4 is attached to the inner wall of the inner tube 5, and the piston rod 3 penetrates the inside of the fixed block 2.
The needle tube 6 is fixedly provided with a lapping block 8 corresponding to the positioning groove 7, the lapping block 8 is in an inverted L shape, and the inside of the lapping block 8 is fixedly provided with a first magnet 9.
The end of the long pin 10 is fixedly provided with a second magnet 14 corresponding to the first magnet 9, the side surface of the long pin 10 is fixedly provided with a lug 11, and the lugs 11 are symmetrically distributed about the center of the long pin 10.
The surface of the inner tube 5 is provided with a clamping groove 19 corresponding to the long pin 10, and the inner part of the inner tube 5 is provided with a groove 13 corresponding to the convex block 11.
A micro spring 12 with elastic reset function is fixedly arranged on the side surface of the convex block 11, and the other side of the micro spring 12 is fixedly connected with the inner wall of the inner tube 5.
When the needle tube 6 is mounted on the inner tube 5, the lapping block 8 is inserted into the positioning groove 7, at this time, the long pin 10 moves towards the direction of the clamping groove 19 under the action of magnetic force between the first magnet 9 and the second magnet 14, at this time, the lug 11 slides in the groove 13, meanwhile, the lug 11 stretches the micro spring 12, after the long pin 10 enters the corresponding clamping groove 19, the needle tube 6 is mounted on the inner tube 5, after the device is used, the long pin 10 is pulled to enable the long pin 10 to move towards the outer side of the inner tube 5, after the tail end of the long pin 10 is moved out of the clamping groove 19, the inner tube 5 and the needle tube 6 are not in a clamping state, at this time, the needle tube 6 can be taken down from the inner tube 5, and the needle tube 6 can be collected and discarded independently.
A cross bar 16 corresponding to the long hole 15 is fixedly installed on the side surface of the inner tube 5, a rubber block 17 corresponding to a circular groove 18 is fixedly installed on the side surface of the cross bar 16, and the circular grooves 18 are distributed at equal intervals in the outer tube 1.
When the whole length of the device needs to be adjusted to change the sampling depth, the cross rod 16 on the inner tube 5 can be pressed firstly, when the cross rod 16 moves in the long hole 15, the rubber block 17 can move out of the current circular groove 18, when the whole length is determined, the rubber block 17 can enter the corresponding circular groove 18, the whole length of the device is changed, the device can be used, and meanwhile, the piston rod 3 and the piston block 4 are used for sampling.
The working principle is as follows: when the sampler applied to blood tumor biopsy is used, according to the figures 1-5, when the needle tube 6 is installed, the lapping block 8 is inserted into the positioning groove 7, at the moment, the long pin 10 moves towards the direction of the clamping groove 19 under the action of the first magnet 9 and the second magnet 14, when the long pins 10 distributed on the left and right enter the corresponding clamping grooves 19, the needle tube 6 is installed on the inner tube 5, after the sampler is used, the long pin 10 is pulled to move the long pin 10 out of the clamping groove 19, so that the needle tube 6 can be detached from the inner tube 5, and the needle tube 6 can be conveniently and independently recovered;
when the sampling depth is required to be adjusted, the cross rod 16 is pressed, the rubber block 17 can be moved out of the current circular groove 18, the whole device is prolonged at the moment, the sampling depth of the device is adjusted, the using range of the device is enlarged, after the position of the inner tube 5 is determined, the rubber block 17 enters the corresponding circular groove 18, and the inner tube 5 forms a clamping structure with the outer tube 1 through the rubber block 17 and the circular groove 18.
The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A sampler applied to blood tumor biopsy comprises an outer tube, wherein a fixed block is fixedly arranged on the upper surface of the outer tube, an inner tube is movably arranged in the outer tube, a piston block is movably arranged in the inner tube, and a piston rod is fixedly arranged on the upper surface of the piston block;
the needle tube is movably arranged on the lower surface of the inner tube;
it is characterized by comprising:
the positioning grooves are formed in the lower surface of the inner tube and are symmetrically distributed relative to the center of the inner tube;
the long pin is movably arranged on the side surface of the inner pipe and penetrates through the inner part of the inner pipe;
the long hole is formed in the side face of the outer pipe;
the circular groove is arranged inside the outer pipe and symmetrically distributed about the center of the outer pipe.
2. A sampler for blood tumour biopsy according to claim 1, characterised in that: the side of the piston block is attached to the inner wall of the inner tube, and the piston rod penetrates through the inside of the fixed block.
3. A sampler for blood tumour biopsy according to claim 1, characterised in that: the fixed mounting of needle tubing with the overlap joint piece that the constant head tank corresponds, and the overlap joint piece is "L" type of falling to the inside fixed mounting of overlap joint piece has first magnet.
4. A sampler for blood tumour biopsy according to claim 3, characterized in that: the tail end of the long pin is fixedly provided with a second magnet corresponding to the first magnet, the side surface of the long pin is fixedly provided with a lug, and the lug is symmetrically distributed around the center of the long pin.
5. A sampler for blood tumour biopsy according to claim 4, characterized in that: the surface of the inner tube is provided with a clamping groove corresponding to the long pin, and the inner part of the inner tube is provided with a groove corresponding to the convex block.
6. A sampler for blood tumour biopsy according to claim 4, characterized in that: the side face of the convex block is fixedly provided with a miniature spring which plays a role in elastic reset, and the other side of the miniature spring is fixedly connected with the inner wall of the inner tube.
7. A sampler for blood tumour biopsy according to claim 1, characterised in that: the side fixed mounting of inner tube have with the horizontal pole that the slot hole corresponds, and the side fixed mounting of horizontal pole have with the rubber piece that the circular slot corresponds, and the circular slot is in the equidistant distribution of inside of outer tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122891515.3U CN216495409U (en) | 2021-11-23 | 2021-11-23 | Sampler applied to blood tumor biopsy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122891515.3U CN216495409U (en) | 2021-11-23 | 2021-11-23 | Sampler applied to blood tumor biopsy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216495409U true CN216495409U (en) | 2022-05-13 |
Family
ID=81533452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122891515.3U Expired - Fee Related CN216495409U (en) | 2021-11-23 | 2021-11-23 | Sampler applied to blood tumor biopsy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216495409U (en) |
-
2021
- 2021-11-23 CN CN202122891515.3U patent/CN216495409U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216495409U (en) | Sampler applied to blood tumor biopsy | |
| CN111298239A (en) | Novel clinical cardiovascular radiography of interventional department pushes device | |
| CN208659374U (en) | A kind of clinical laboratory's blood taking needle facilitating installation | |
| CN216930797U (en) | Make things convenient for ditching device of pseudo-ginseng planting seeding | |
| CN108814687B (en) | Cell puncture needle for pathology examination | |
| CN208701663U (en) | Convenient for positioning the casing at pore-creating center | |
| CN203988074U (en) | A kind of automatic blood collecting device | |
| CN204260798U (en) | A kind of bone tumor biopsy needle | |
| CN205964124U (en) | Positioner punctures under CT guides | |
| CN214415438U (en) | Novel radiotherapy cover | |
| CN210843077U (en) | Split type hemostix is stored in sampling | |
| CN212871787U (en) | Soil sampling and drilling device | |
| CN105547780B (en) | Soil body one-dimensional consolidation experimental rig and its test method | |
| CN203408340U (en) | Multi-functional intracranial hematoma puncture draining trocar | |
| CN214128557U (en) | Adjustable disposable blood taking needle | |
| CN215960025U (en) | Biopsy sampler for oncology department | |
| CN215899739U (en) | Oral cavity squamous cell carcinoma tissue sampling device | |
| CN220069707U (en) | High-safety hemostix | |
| CN220757453U (en) | Novel children lumbar puncture device | |
| CN216495307U (en) | Vertical puncture blood taking needle | |
| CN215778107U (en) | Portable neonate's artery blood sampling auxiliary device | |
| CN210301072U (en) | Novel biopsy needle | |
| CN216411005U (en) | A device for normal position survey soil saturation permeability | |
| CN212679769U (en) | Remaining needle | |
| CN210749225U (en) | Blood collection tube capable of preventing accidental injuries |
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: 20220513 |