CN213606539U - Liver directional puncture sampling device - Google Patents
Liver directional puncture sampling device Download PDFInfo
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- CN213606539U CN213606539U CN202022258490.9U CN202022258490U CN213606539U CN 213606539 U CN213606539 U CN 213606539U CN 202022258490 U CN202022258490 U CN 202022258490U CN 213606539 U CN213606539 U CN 213606539U
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Abstract
The utility model relates to the technical field of medical supplies, in particular to a liver directional puncture sampling device, which comprises an outer tube, a puncture needle head is fixedly connected to the left center of the outer tube, a sealing block is slidably connected to the left sides of the top and the bottom of the inner wall of the outer tube, a connecting block is fixedly connected to the left sides of the top and the bottom of the outer tube, a pull rod is slidably connected to the inside of the connecting block, a spring is fixedly connected to the inside of the connecting block, a sampling tube is movably connected to the inside of the outer tube, a connecting tube is fixedly connected to the left center of the sampling tube, a sealing slider is slidably connected to the inside of the sampling tube, a threaded rod is fixedly connected to the center of the right side of the sealing slider, a rotating plate is rotatably connected; the utility model discloses only need puncture alright sample many samples, it is troublesome to avoid causing unnecessary in the air admission liver simultaneously.
Description
Technical Field
The utility model relates to the technical field of medical supplies, concretely relates to directional puncture sampling equipment of liver.
Background
In modern medicine, the directional treatment has become a normal state, the disease of a patient is required to be cured, pathological changes are known by testing diseased organs or tissues, so that accurate diagnosis is made and the scheme of the directional treatment is customized according to the inspection result, the effect of rapid treatment is achieved, the directional treatment of liver diseases is also achieved, medical staff is required to sample and test the liver tissues, a puncture sampling device is required for extracting the liver tissues, but the testing of the liver tissues is a complex process, multiple times of sample extraction is required for the liver, only one sample can be extracted by one puncture of the conventional puncture sampling device, multiple times of puncture is required for extracting multiple samples, the trouble is brought to the liver, meanwhile, the sealing performance of the conventional puncture sampling device is poor, redundant air is easily brought into the liver, and unnecessary trouble is caused.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a directional puncture sampling device of liver possesses once and punctures and draws many samples, and the leakproofness is good to be avoided bringing the air into advantage such as liver, has solved and has drawed many samples and need puncture many times, and the leakproofness is poor to bring unnecessary air into the problem in the liver easily.
The utility model discloses a liver directional puncture sampling device, which comprises an outer tube, the left central fixedly connected with puncture needle head of the outer tube, the left sides of the top and the bottom of the inner wall of the outer tube are all connected with a sealing block in a sliding way, the left sides of the top and the bottom of the outer tube are all connected with a connecting block in a fixed way, the inside of the connecting block is connected with a pull rod in a sliding way, the inside of the connecting block is fixedly connected with a spring, the inside of the outer tube is movably connected with a sampling tube, the left central fixedly connected with a connecting tube of the sampling tube, the inside of the sampling tube is connected with a sealing slide block in a sliding way, the central fixedly connected with a threaded rod on the right side of the sealing slide block, the right side of the sampling tube is rotatably connected with a rotating plate, the top and, and a baffle is connected between the two slide rails in a sliding manner.
The utility model discloses a directional puncture sampling device of liver, wherein the pull rod be close to outer tube central one side run through the inner wall of outer tube and with the surperficial looks fixed connection of block, the surface of one side through connection piece of outer tube central authorities is kept away from to the pull rod, this structure setting for medical personnel only need through the pulling pull rod alright drive the block and remove in the inside of outer tube.
The utility model discloses a directional puncture sampling device of liver, wherein the spring cup joints in the surface of pull rod, the top and the bottom of spring respectively with the inner wall of connecting block and the surperficial looks fixed connection of pull rod, this structure setting for after the pull rod does not receive exogenic action, can drive the seal piece under the spring action of spring and get back to initial position, play sealed effect to the inside of outer pipe.
The utility model discloses a directional puncture sampling device of liver, wherein the left and right sides of connecting pipe runs through the left side on sampling tube surface and the left side of inner wall respectively, the shape size of sealed slider agrees with mutually with the inside shape size of sampling tube, and this structure sets up for in the connecting pipe can be with inhaling the liver sample suction sampling tube in the outer tube.
The utility model discloses a directional puncture sampling device of liver, wherein the right side of threaded rod runs through the sampling tube simultaneously and changes the right side of board, the surface of threaded rod is connected with the commentaries on classics board through threaded connection, and this structure sets up for medical personnel only need rotate and change the board, alright utilize to change the threaded connection between board and the threaded rod and drive the threaded rod and remove, thereby utilize the threaded rod to control the sealed slider and remove, and the medical personnel of being convenient for operate the device.
The utility model discloses a directional puncture sampling device of liver, wherein the draw-in groove has been seted up on the right side of fixed block, the shape size of fixture block agrees with mutually with the shape size of this draw-in groove, the left side of baffle is laminated mutually with the right side of fixed block and the shape size of baffle is greater than the shape size of seting up the draw-in groove on the fixed block, and this structure sets up for the device can utilize the baffle to fix the fixture block in the draw-in groove, thereby fixes the position of outer tube and sampling tube, and the sampling tube is deviate from the inside of outer tube when avoiding taking a sample.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an outer tube and the puncture syringe needle that sets up, the cooperation sampling tube, connecting pipe and sealed slider, make the device only need utilize the puncture syringe needle to puncture the liver, alright utilize the sampling tube, connecting pipe and sealed slider take a sample to the liver tissue, simultaneously when the many samples of needs sample, only need with trading the sampling tube, and need not take out the puncture syringe needle from the liver, make the device only need puncture alright sample many samples of taking a sample once, through connecting block and the pull rod that sets up, the cooperation blocking, make the device can utilize the blocking to improve the inside leakproofness of the device, make when trading the sampling tube avoid the air to get into the liver from outer tube and puncture syringe needle in.
2. The utility model discloses a threaded rod that sets up, the cooperation changes the board for medical personnel only need rotate and change the board, alright utilize the threaded connection between commentaries on classics board and the threaded rod to drive the sealed slider and remove, make things convenient for medical personnel to operate the device, through the fixed block and the fixture block that set up, cooperation slide rail and baffle have fixed the position of sampling tube in the outer tube, when avoiding taking a sample, the sampling tube is deviate from the inside of outer tube.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a right view structural diagram of the fixing block and the baffle of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1.
In the figure: 1. an outer tube; 2. a puncture needle head; 3. sealing blocks; 4. connecting blocks; 41. a pull rod; 42. a spring; 5. a sampling tube; 51. a connecting pipe; 6. sealing the sliding block; 61. a threaded rod; 62. rotating the plate; 7. a fixed block; 71. a clamping block; 8. a slide rail; 81. and a baffle plate.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-4, the liver directional puncture sampling device of the present invention comprises an outer tube 1, a puncture needle 2 is fixedly connected to the left center of the outer tube 1, a sealing block 3 is slidably connected to the top and bottom left sides of the inner wall of the outer tube 1, a connecting block 4 is fixedly connected to the top and bottom left sides of the outer tube 1, a pull rod 41 is slidably connected to the inside of the connecting block 4, a spring 42 is fixedly connected to the inside of the connecting block 4, a sampling tube 5 is movably connected to the inside of the outer tube 1, a connecting tube 51 is fixedly connected to the left center of the sampling tube 5, a sealing slider 6 is slidably connected to the inside of the sampling tube 5, a threaded rod 61 is fixedly connected to the right center of the sealing slider 6, a rotating plate 62 is rotatably connected to the right side of the sampling tube 5, fixed blocks 7 are fixedly connected to, the front and the back on fixed block 7 right side all fixedly connected with slide rail 8, sliding connection has baffle 81 between two slide rails 8.
One side that pull rod 41 is close to outer tube 1 central authorities runs through the inner wall of outer tube 1 and with the surperficial looks fixed connection of block 3, and one side through connection 4's surface in outer tube 1 central authorities is kept away from to pull rod 41, this structure setting for medical personnel only need through pulling pull rod 41 alright drive block 3 and remove in the inside of outer tube 1.
The left and right sides of connecting pipe 51 run through the left side on sampling tube 5 surface and the left side of inner wall respectively, and the shape size of sealed slider 6 agrees with mutually with the inside shape size of sampling tube 5, and this structure setting for connecting pipe 51 can be with the liver sample suction sampling tube 5 that inhales in the outer tube 1 in.
The right side of threaded rod 61 runs through sampling tube 5 and the right side of changeing board 62 simultaneously, and the surface of threaded rod 61 is connected with changeing board 62 through threaded connection, and this structure setting for medical personnel only need rotate changeing board 62, alright utilize the threaded connection between changeing board 62 and the threaded rod 61 to drive threaded rod 61 and remove, thereby utilize threaded rod 61 to control sealed slider 6 and remove, the medical personnel of being convenient for operate the device.
The draw-in groove has been seted up on the right side of fixed block 7, the shape size of fixture block 71 agrees with the shape size of this draw-in groove mutually, the left side of baffle 81 is laminated mutually with the right side of fixed block 7 and the shape size of baffle 81 is greater than the shape size of seting up the draw-in groove on the fixed block 7, this structure sets up, make the device can utilize baffle 81 to fix fixture block 71 in the draw-in groove, thereby fix the position of outer tube 1 and sampling tube 5, sampling tube 5 is deviate from the inside of outer tube 1 when avoiding taking a sample.
When the utility model is used, when the medical staff uses the device, the medical staff only needs to puncture the liver by the puncture needle 2, then pulls the pull rod 41 to make the pull rod 41 drive the sealing block 3 to move to the side far away from the center of the outer tube 1, at the moment, a gap exists between the two pull rods 41, then the medical staff only needs to rotate the rotating plate 62, utilizes the rotating plate 62 to drive the threaded rod 61 to move rightwards, at the moment, the sealing slide block 6 moves rightwards under the action of the threaded rod 61, the device can suck the liver tissue sample into the inner part of the outer tube 1 through the puncture needle 2, then enters the sampling tube 5 through the connecting pipe 51, after sampling of one sample is finished, the medical staff only needs to slide the baffle 81 to separate the left side of the baffle 81 from the right side of the clamping groove arranged on the fixed block 7, then the sampling tube 5 can be taken out from the outer tube 1, before taking out the sampling tube, at this moment, the pull rod 41 and the sealing block 3 rebound to the initial position under the action of the spring 42, two sealing blocks 3 are mutually attached to seal the inside of the outer tube 1, the sealing performance of the device is improved, the air is prevented from entering the liver, then, medical personnel can insert the new sampling tube 5 into the outer tube 1 from the right side of the outer tube 1, and the clamping block 71 is clamped into the clamping groove formed in the fixing block 7, and finally, the sliding baffle 81 is arranged, so that the left side of the baffle 81 is attached to the clamping groove formed in the fixing block 7, the pull rod 41 can be pulled again, and the rotating plate 62 is rotated to sample liver tissues.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A directional puncture sampling device for liver, which comprises an outer tube (1), and is characterized in that: the puncture needle is fixedly connected with the left center of the outer tube (1), the sealing block (3) is fixedly connected with the top of the inner wall of the outer tube (1) and the left side of the bottom of the outer tube (1), the connecting block (4) is fixedly connected with the left side of the top of the outer tube (1) and the left side of the bottom of the outer tube, the pull rod (41) is slidably connected with the inside of the connecting block (4), the spring (42) is fixedly connected with the inside of the connecting block (4), the sampling tube (5) is movably connected with the inside of the outer tube (1), the connecting tube (51) is fixedly connected with the left center of the sampling tube (5), the sealing slide block (6) is slidably connected with the inside of the sampling tube (5), the threaded rod (61) is fixedly connected with the center of the right side of the sealing slide block (6), the rotating plate (62), equal fixedly connected with fixture block (71) in right side of sampling tube (5) top and bottom, the front on fixed block (7) right side and the equal fixedly connected with slide rail (8) in the back, two sliding connection has baffle (81) between slide rail (8).
2. A liver directional penetration sampling device according to claim 1 wherein: one side of the pull rod (41) close to the center of the outer tube (1) penetrates through the inner wall of the outer tube (1) and is fixedly connected with the surface of the sealing block (3), and one side of the pull rod (41) far away from the center of the outer tube (1) penetrates through the surface of the connecting block (4).
3. A liver directional penetration sampling device according to claim 1 wherein: the spring (42) is sleeved on the surface of the pull rod (41), and the top and the bottom of the spring (42) are respectively and fixedly connected with the inner wall of the connecting block (4) and the surface of the pull rod (41).
4. A liver directional penetration sampling device according to claim 1 wherein: the left and right sides of connecting pipe (51) run through the left side on sampling tube (5) surface and the left side of inner wall respectively, the shape size of sealed slider (6) agrees with the inside shape size of sampling tube (5) mutually.
5. A liver directional penetration sampling device according to claim 1 wherein: the right side of threaded rod (61) runs through sampling tube (5) and the right side of changeing board (62) simultaneously, the surface of threaded rod (61) is connected with changeing board (62) through threaded connection.
6. A liver directional penetration sampling device according to claim 1 wherein: the right side of the fixing block (7) is provided with a clamping groove, the shape and the size of the clamping block (71) are matched with those of the clamping groove, the left side of the baffle plate (81) is attached to the right side of the fixing block (7), and the shape and the size of the baffle plate (81) are larger than those of the clamping groove formed in the fixing block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258490.9U CN213606539U (en) | 2020-10-12 | 2020-10-12 | Liver directional puncture sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258490.9U CN213606539U (en) | 2020-10-12 | 2020-10-12 | Liver directional puncture sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN213606539U true CN213606539U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022258490.9U Active CN213606539U (en) | 2020-10-12 | 2020-10-12 | Liver directional puncture sampling device |
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| CN (1) | CN213606539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114010239A (en) * | 2021-12-20 | 2022-02-08 | 武汉鼠贝利生物科技有限公司 | Rat liver puncture biopsy device and method for research on anti-hepatic fibrosis of medicine |
-
2020
- 2020-10-12 CN CN202022258490.9U patent/CN213606539U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114010239A (en) * | 2021-12-20 | 2022-02-08 | 武汉鼠贝利生物科技有限公司 | Rat liver puncture biopsy device and method for research on anti-hepatic fibrosis of medicine |
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