A sampler for tumor genetic detection

Abstract

The utility model relates to the technical field of samplers, and discloses a sampler for tumor genetic detection, including a sampling syringe. Both the front and rear ends of the sampling syringe are designed with protruding threaded tubes. The front end threaded tube of the sampling syringe is sleeved with a sealing ring on the outside. The front and rear sides of the sampling syringe are respectively sleeved with the same sleeve as the mounting sleeve. A needle tube for extracting samples is fixedly mounted on the outside. A control push rod is inserted into the interior of the sampling syringe. In the utility model, a cleaning rod for cleaning is provided. After the entire cleaning rod is installed, it is sleeved on the front end of the sampling syringe and rotated and locked. After the control push rod is pushed deep into the interior of the sampling syringe, the front end of the cleaning rod is pushed into the needle head installed on the outside. The brush layer on the surface of the cleaning rod contacts the inside of the needle head. When used for a long time, it is more convenient to clean the inside of the needle head. When the device is cleaned and disinfected after use, it can be completely disassembled for cleaning, which greatly improves the convenience of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of samplers, in particular to a sampler for tumor genetic detection. Background Art

[0002] Currently, biopsies are required in clinical oncology. There are two common methods: one is to take samples directly with a scalpel, and the other is to take samples with a syringe. The needle and syringe of the existing injection sampler cannot be disassembled, which makes it inconvenient to clean and disinfect after use, and there are potential health hazards. For this reason, we propose a sampler for tumor genetic testing. Utility Model Content

[0003] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a sampler for tumor genetic detection.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a sampler for tumor genetic detection, including a sampling syringe, the front and rear ends of the sampling syringe are both designed with protruding threaded tubes, the front section of the threaded tube of the sampling syringe is externally sleeved with a sealing ring, the front and rear sides of the sampling syringe are respectively sleeved with a mounting sleeve 1, and a needle tube for extracting samples is fixedly installed on the outside, a control push rod is inserted into the interior of the sampling syringe, the front end of the control push rod passes through the jack opened inside the mounting sleeve 1 and enters the interior of the sampling syringe, one end of the control push rod located inside the sampling syringe protrudes outward to form a limiting column, the interior of the control push rod is a hollow structure, and the front end of the control push rod is also sleeved with a mounting sleeve 2, which is a rubber structure and the overall size is adapted to the inner diameter of the sampling syringe, and the mounting sleeve 2 is installed inside the sampling syringe through the control push rod.

[0005] Furthermore, a docking cavity having an inner diameter corresponding to the outer diameter of the front end of the control push rod is provided inside the second installation sleeve, and a docking groove is provided on a side wall of the second installation sleeve away from the control push rod, and the docking groove is connected to the inside of the docking cavity.

[0006] Furthermore, a cleaning rod is inserted and installed inside the docking cavity, a brush layer is installed on the front end surface of the cleaning rod, and a T-shaped mounting column is installed at one end of the cleaning rod corresponding to the mounting sleeve 2, and the cylindrical part of the mounting column passes through the docking groove and enters into the interior of the docking cavity.

[0007] Furthermore, the mounting column has two alignment holes for positioning on its end surface close to the mounting sleeve 2, and the front end surface of the control push rod has a fixing screw hole corresponding to the size of the two alignment holes. The mounting column is inserted into the front end of the control push rod and locked by bolts.

[0008] Furthermore, the outer diameter of the limiting column is adapted to the size of the through hole inside the docking cavity. After the second installation sleeve is mounted on the outside of the limiting column, the front end of the limiting column passes through the inside of the docking cavity and enters the docking groove.

[0009] Beneficial Effects

[0010] The utility model provides a sampler for tumor genetic detection, which has the following beneficial effects:

[0011] 1. The sampler for tumor genetic detection is provided with a spliced ​​installation sleeve 2 and a cleaning rod. The control push rod is passed through the through hole opened in the installation sleeve 1 for subsequent installation. The installation sleeve 2 is mounted on the outside of the limiting column so that the front end of the control push rod enters the inside of the docking cavity. When the limiting column passes through the through hole inside the docking cavity and enters the inside of the docking groove, the installation sleeve 2 will not move anymore. Then, the alignment socket is inserted into the hollow part inside the limiting column. After the disc part of the alignment socket is stuck into the inside of the docking groove and fits, a bolt is used to pass through two fixing screw holes and lock it inside the two alignment sockets to complete the positioning of the entire cleaning rod. After the cleaning rod is locked, the installation sleeve 2 is installed at the front end of the control push rod, and the installation sleeve 2 is sent into the interior of the sampling syringe and the installation sleeve 1 is rotated to fix it to complete the installation. Finally, the rotating sleeve is connected to the front end of the sampling syringe for use. The device is easy to disassemble and can be disinfected and cleaned more carefully.

[0012] 2. This sampler for tumor genetic detection is provided with a cleaning rod for cleaning, and a brush layer for cleaning is installed at the front end of the cleaning rod. When the entire cleaning rod is installed, it is sleeved on the front end of the sampling syringe and rotated and locked. After the control push rod is pushed deep into the interior of the sampling syringe, the front end of the cleaning rod is pushed into the needle installed outside, and the brush layer on the surface of the cleaning rod contacts the inside of the needle. When used for a long time, it is more convenient to clean the inside of the needle. When the device is cleaned and disinfected after use, it can be completely disassembled for cleaning, which greatly improves the convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, so they have no substantial technical significance.

[0014] Figure 1 This is a diagram of the device being disassembled;

[0015] Figure 2 This is a schematic diagram of the control push rod installation;

[0016] Figure 3 This is a diagram for installing the cleaning rod.

[0017] Legend:

[0018] 1. Sampling syringe; 2. Sealing ring; 3. Mounting sleeve 1; 4. Control push rod; 5. Mounting sleeve 2; 6. Cleaning rod; 7. Limiting column; 8. Fixing screw hole; 9. Snap-in ring; 10. Docking cavity; 11. Docking groove; 12. Mounting column; 13. Alignment socket. DETAILED DESCRIPTION

[0019] A sampler for tumor genetic detection, such as Figures 1 to 3 As shown, it includes a sampling syringe 1, and the front and rear ends of the sampling syringe 1 are both designed with protruding threaded tubes. A sealing ring 2 is installed on the outside of the front end threaded tube of the sampling syringe 1, and the front and rear sides of the sampling syringe 1 are respectively installed with 14 and a mounting sleeve 3, and a needle tube for extracting samples is fixedly installed on the outside of 14. A control push rod 4 is inserted into the interior of the sampling syringe 1, and the front end of the control push rod 4 passes through the jack opened in the mounting sleeve 3 and enters the interior of the sampling syringe 1. One end of the control push rod 4 located in the interior of the sampling syringe 1 protrudes outward to form a limiting column 7. The interior of the control push rod 4 is a hollow structure, and the front end of the control push rod 4 is also installed with a mounting sleeve 2 5. The mounting sleeve 2 5 is a rubber structure, and the overall size of the mounting sleeve 2 5 is adapted to the inner diameter of the sampling syringe 1. The mounting sleeve 2 5 is installed in the interior of the sampling syringe 1 through the control push rod 4.

[0020] A docking cavity 10 having an inner diameter corresponding to the outer diameter of the front end of the control push rod 4 is formed inside the mounting sleeve 5 , and a docking groove 11 is formed on the wall surface of the mounting sleeve 5 on one side away from the control push rod 4 , and the docking groove 11 is connected to the inside of the docking cavity 10 .

[0021] A cleaning rod 6 is inserted and installed inside the docking cavity 10, and a brush layer is installed on the front end surface of the cleaning rod 6. A T-shaped mounting column 12 is installed at one end of the cleaning rod 6 corresponding to the mounting sleeve 25, and the cylindrical part of the mounting column 12 passes through the docking groove 11 and enters into the docking cavity 10.

[0022] The mounting column 12 is provided with two alignment holes 13 for positioning on one end surface close to the mounting sleeve 2 5, and the front end surface of the control push rod 4 is provided with a fixing screw hole 8 corresponding to the size of the two alignment holes 13. The mounting column 12 is inserted into the front end of the control push rod 4 and locked by bolts.

[0023] The outer diameter of the limiting column 7 is adapted to the size of the through hole inside the docking cavity 10. After the installation sleeve 25 is installed on the outside of the limiting column 7, the limiting column 7 will pass through the docking cavity 10 and enter the inside of the docking groove 11. After that, the alignment socket 13 is inserted into the hollow part inside the front end of the limiting column 7, and the bolt is passed through the two fixing screw holes 8 and docked to the inside of the two alignment sockets 13 to complete the locking of the installation column 12. After the disc part of the installation column 12 is inserted into the inside of the docking groove 11, the entire installation sleeve 25 is fixed to the outside of the limiting column 7.

[0024] The working principle of this utility model:

[0025] By providing a spliced ​​installation sleeve 2 5 and a cleaning rod 6, the control push rod 4 is passed through the through hole opened inside the installation sleeve 1 3 for subsequent installation, and the installation sleeve 2 5 is sleeved on the outside of the limiting column 7 so that the front end of the control push rod 4 enters the inside of the docking cavity 10. When the limiting column 7 passes through the through hole inside the docking cavity 10 and enters the inside of the docking groove 11, the installation sleeve 2 5 will not move anymore, and then the alignment socket 13 is inserted into the hollow part inside the limiting column 7. The alignment socket 13 After the disc part is inserted into the interior of the docking groove 11 and fits together, a bolt is used to pass through the two fixing screw holes 8 and lock it in the two alignment sockets 13 to complete the positioning of the entire cleaning rod 6. After the cleaning rod 6 is locked, the mounting sleeve 2 5 is installed at the front end of the control push rod 4, and the mounting sleeve 2 5 is sent into the interior of the sampling syringe 1 and the mounting sleeve 1 3 is rotated to fix it to complete the installation. Finally, 14 is rotated and sleeved on the front end of the sampling syringe 1 for use. The device is easy to disassemble and can be disinfected and cleaned more carefully.

[0026] A cleaning rod 6 for cleaning is provided, and a brush layer for cleaning is installed at the front end of the cleaning rod 6. After the entire cleaning rod 6 is installed, 14 is sleeved on the front end of the sampling syringe 1 and rotated and locked. After the control push rod 4 is pushed deep into the interior of the sampling syringe 1, the front end of the cleaning rod 6 is pushed into the needle installed outside 14. The brush layer on the surface of the cleaning rod 6 contacts the inside of the needle, which makes it more convenient to clean the inside of the needle when used for a long time. The device can be completely disassembled for cleaning after use and disinfection, which greatly improves the convenience of the device.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A sampler for tumor genetic detection, comprising a sampling syringe (1), wherein both the front and rear ends of the sampling syringe (1) are designed as protruding threaded tubes, characterized in that: The front end threaded tube of the sampling syringe (1) is sleeved with a sealing ring (2) on the outside, and the front and rear sides of the sampling syringe (1) are sleeved with (14) and a mounting sleeve (3) respectively. A needle tube for extracting samples is fixedly mounted on the outside of (14). A control push rod (4) is inserted into the interior of the sampling syringe (1). The front end of the control push rod (4) passes through a plug hole provided inside the mounting sleeve (3) and enters the interior of the sampling syringe (1). One end of the control push rod (4) located inside the sampling syringe (1) protrudes outward to form a limiting column (7). The interior of the control push rod (4) is a hollow structure. The front end of the control push rod (4) is also sleeved with a mounting sleeve (5). The mounting sleeve (5) is a rubber structure whose overall size is adapted to the inner diameter of the sampling syringe (1). The mounting sleeve (5) is installed inside the sampling syringe (1) by limiting the control push rod (4).

2. A sampler for tumor genetic detection according to claim 1, characterized in that: The interior of the second installation sleeve (5) is provided with a docking cavity (10) whose inner diameter corresponds to the outer diameter of the front end of the control push rod (4); the wall surface of the second installation sleeve (5) away from the control push rod (4) is provided with a docking groove (11); the docking groove (11) is communicated with the interior of the docking cavity (10).

3. A sampler for tumor genetic detection according to claim 2, characterized in that: A cleaning rod (6) is inserted and installed inside the docking cavity (10), and a brush layer is installed on the front end surface of the cleaning rod (6). A T-shaped mounting column (12) is installed at one end of the cleaning rod (6) corresponding to the second mounting sleeve (5), and the cylindrical part of the mounting column (12) passes through the docking groove (11) and enters the interior of the docking cavity (10).

4. A sampler for tumor genetic detection according to claim 3, characterized in that: The mounting column (12) is provided with two alignment holes (13) for positioning on one end surface close to the second mounting sleeve (5), and the front end surface of the control push rod (4) is provided with a fixing screw hole (8) corresponding in size to the two alignment holes (13). The mounting column (12) is inserted into the front end of the control push rod (4) and locked by bolts.

5. A sampler for tumor genetic detection according to claim 1, characterized in that: The outer diameter of the limiting column (7) is adapted to the size of the through hole inside the docking cavity (10). After the second installation sleeve (5) is mounted on the outside of the limiting column (7), the front end of the limiting column (7) passes through the inside of the docking cavity (10) and enters the docking groove (11).

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