CN115670536B - Tumor detection sampling device and method - Google Patents
Tumor detection sampling device and method Download PDFInfo
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- CN115670536B CN115670536B CN202310000594.5A CN202310000594A CN115670536B CN 115670536 B CN115670536 B CN 115670536B CN 202310000594 A CN202310000594 A CN 202310000594A CN 115670536 B CN115670536 B CN 115670536B
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Abstract
The invention discloses a tumor detection sampling device and method, and relates to the technical field of tumor sampling. According to the invention, by arranging the shock-proof buffering piece, when the guide block is restored under the action of the reset spring, the gas pumped into the gas receiving cavity can be discharged out of the gas receiving cavity through the second connecting gas hole by pushing the gas plug plate, and in the process, as the diameter of the gas receiving cavity is larger than that of the second connecting gas hole, the gas in the gas receiving cavity can be slowly extruded out, so that the movement of the guide block can be decelerated, the stability of the guide block in restoration can be improved, the situation that a sampling part deviates from a placing position due to larger swinging inertia of the disposable sampling clamping block can be prevented, and the accuracy of sampling and placing can be ensured.
Description
Technical Field
The invention relates to the technical field of tumor sampling, in particular to a tumor detection sampling device and method.
Background
In medical science, a sampling mode is basically adopted for research on tissues, the physiological condition of the whole body is judged, in the treatment of tumors, tumor tissues are completely cut off to achieve the treatment effect, the detection of the tumor tissues is needed before the cutting, the condition of the tumor tissues is measured, and the error operation is avoided, so that the sampling step is needed before the operation.
General sampling is earlier to carry out the centre gripping through tweezers to the sample part, come to cut the processing to the sample part through the cutter afterwards, the sample position after will cutting passes through tweezers centre gripping to detection department afterwards, at this in-process staff need press tweezers constantly, if press from both sides the in-process finger and appear slightly not hard up just can lead to the sample part to drop, it is very inconvenient to operate, staff's intensity of labour has been increased simultaneously, if the sample part drops at the in-process that moves to detection department, still need carry out the resampling, so just can influence detection efficiency.
Disclosure of Invention
The invention aims to: in order to solve the problem that a sampling part is easy to fall off when being moved to a detection position, a tumor detection sampling device and a tumor detection sampling method are provided.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a tumour detection sampling device and method, includes horizontal position piece even, horizontal position piece top even is fixed with holds even palm piece, the outside of horizontal position piece even has cup jointed the position guide piece, the outside of position guide piece is provided with lock clamp card even, lock clamp card even is including being fixed in the side position dog at horizontal position piece both ends even, the bottom of side position dog is provided with the link board, the bottom of link board is provided with the locating column, the bottom of locating column is connected with the cutter piece through horizontal position cutting, the both sides of link board are fixed with side and link a set position post, the outside of side link a set position post is through being provided with the U-shaped perk frame that links to each other with lock clamp card even, and the bottom of U-shaped perk frame is fixed with the pendulum rod, the bottom of pendulum rod is connected with disposable sample clamp piece through transposition lock card ware.
As a still further scheme of the invention: the clamping device comprises a guide block sleeved on the outer side of a transverse connecting block, one side of the guide block is provided with a deviation limit connecting groove penetrating through the other side of the guide block, two sides of the guide block are provided with side position connecting plates, one ends of the side position connecting plates are connected with an inclined pushing guide plate in a rotating mode through rotating shafts, one ends of the transverse connecting block are provided with second insertion grooves, one ends of the side position connecting plates are provided with reset springs located on the inner sides of the second insertion grooves, one ends of the reset springs are connected with one ends of the side position stop blocks, one ends of the U-shaped tilting frame are provided with movable grooves penetrating through the other ends of the U-shaped tilting frame, one ends, far away from the inclined pushing guide plate, of the side position connecting plates are fixed with movable position pins extending to the inner sides of the movable grooves, the bottoms of the inclined pushing guide plates are connected with pushing guide blocks through rotating shafts, one ends, far away from the reset springs, of the guide block are provided with anti-seismic buffering position parts, and one ends of the guide block and the single-pendulum stop clamping device are distributed at the top of the guide block and one ends of the side position stop block.
As a still further scheme of the invention: the single pendulum card stopper is including being fixed in the board that shifts that hinders that leads position piece top and bottom, the one end that hinders the board has been seted up first insertion groove, a plurality of single continuous pieces that shift are installed to the inboard in first insertion groove, and a plurality of single continuous pieces that shift are distributed along the horizontal axis equidistance that hinders the board, one side of side position dog is fixed with the definite rotation shaft board, the inboard of definite rotation shaft board is rotated through the pivot and is connected with trapezoidal double pendulum even piece, one side of trapezoidal double pendulum even piece is fixed with the single commentaries on classics and blocks the board, one side that trapezoidal double pendulum even piece kept away from the single commentaries on classics and blocks the board is fixed with the pressure potential plate, the bottom of pressure potential plate is connected with the curved spring.
As a still further scheme of the invention: the damping buffer piece comprises a gas connecting cavity arranged inside a transverse connecting block, a second gas connecting hole penetrating to the bottom of the transverse connecting block is formed in the top of the transverse connecting block, first gas connecting holes located on two sides of the second gas connecting hole are formed in the top of the transverse connecting block, a power guide rod is fixed to one end, away from a reset spring, of the guide block, one end of the power guide rod extends to the inner side of the gas connecting cavity, and a gas pushing plug plate is fixed to one end of the power guide rod.
As a still further scheme of the invention: the horizontal cutting piece comprises a rotary sleeve which is connected to the outer side of a fixed connecting column in a rotating mode through a rotating shaft, a large-scale tooth connecting disc which is located on the inner side of the rotary sleeve is arranged at the bottom of the fixed connecting column, the inner wall of the rotary sleeve is connected with a movable rotary follow-up column which is located on one side of the fixed connecting column in a rotating mode through a rotating shaft, a small-scale tooth connecting disc which is meshed with the large-scale tooth connecting disc is arranged at the bottom of the movable rotary follow-up column, a partial rotary connecting plate is fixed at the bottom of the small-scale tooth connecting disc, an eccentric pin is fixed at the bottom of the partial rotary connecting plate, a straight groove guide block is sleeved on the outer side of the eccentric pin, a re-moving rod connected with a cutting blade is arranged on one side of the straight groove guide block, and a limited-connection telescopic sleeve connected with the inner wall of the rotary sleeve is arranged on one side, away from the re-moving rod, of the straight groove guide block.
As a still further scheme of the invention: the width of the inner wall of the straight groove guide block is larger than the diameter of the small-sized toothed disc, a through hole matched with the re-moving rod is formed in the outer side of the rotary sleeve, and the eccentric pin is far away from the circle center of the movable rotary follow-up column.
As a still further scheme of the invention: the displacement locking device comprises a spring connecting bin fixed at the bottom of a displacement rod, a static straight groove penetrating to the other side of the displacement rod is formed in one side of the displacement rod, a clamping block is fixed at the bottom of the spring connecting bin, a rotation limiting positioning groove penetrating to the other side of the clamping block is formed in one side of the clamping block, a PVC plastic buckling clamping block is connected to the top of the disposable sampling clamping block, a pulling movable plate is placed on the inner side of the static straight groove, a positioning column penetrating to the inner side of the clamping block is fixed at the bottom of the pulling movable plate, a groove filling block is fixed at the bottom of the positioning column, a spring guide plate located on the inner side of the spring connecting bin is arranged on the outer side of the positioning column, and a pushing spring connected with the spring connecting bin is fixed at the top of the spring guide plate.
As a still further scheme of the invention: the clamping block is of a hollow bottomless cuboid structure, the closest distance from the top of the PVC plastic buckling block to the bottom of the connecting spring bin is larger than the height of the groove filling block, the two sides of the pulling movable plate are attached to the inner sides of the static straight grooves, and through holes matched with the connecting columns are formed in the top and the bottom of the connecting spring bin.
As a still further scheme of the invention: the diameter of the air receiving cavity is larger than that of the second air connecting hole, the diameter of the U-shaped tilting frame is larger than that of the second air connecting hole and smaller than that of the air receiving cavity, and the distance from the second air connecting hole to the circle center of the first air connecting hole is equal to the maximum movable distance of the guide block.
The invention also discloses a tumor detection sampling device and a tumor detection sampling method, and the tumor detection sampling device and the tumor detection sampling method comprise the following steps:
s1: when the device is used, the disposable sampling clamping block is firstly placed at a sampling part, and then the holding palm block is held;
s2: the pushing guide block is pressed by the forefinger, so that the pushing guide block moves towards the bottom of the horizontal connecting block, the pushing guide block can press the guide block towards the side position stop block through the oblique pushing guide plate in the process, the side position connecting plate can push the U-shaped tilting frame to swing through the moving pin at the moment, the moving pin can slide in the moving groove along with the swinging of the U-shaped tilting frame in the process, the disposable sampling clamping block can move towards the central axis of the horizontal connecting block at the moment, the part to be sampled between the disposable sampling clamping blocks can be clamped, and the reset spring can contract along with the movement of the guide block at the moment;
s3: then, the rotating sleeve is rotated, the movable rotating following column rotates along with the rotating sleeve, the small and medium-sized toothed connecting discs can rotate along the outer side of the large-sized toothed connecting disc in the process, so that the small toothed connecting disc can rotate along the central axis of the fixed connecting column, the eccentric pin can drive the straight groove guide block to move, the straight groove guide block can move in a reciprocating mode along with the rotation of the eccentric pin, the connection limiting telescopic sleeve shrinks along with the movement of the straight groove guide block in the process, and the reciprocating rod drives the cutting blade to move in a reciprocating mode along with the movement of the straight groove guide block, so that the cutting blade can move in a reciprocating mode during rotation, smoothness of the cutting of the clamped sampling part by the cutting blade is improved, and the cutting efficiency is improved;
s4: in the process, the guide block drives the air pushing plug plate to move through the power guide rod, at the moment, outside air enters the air receiving cavity through the blocking plate, and meanwhile, the original air in the air receiving cavity is discharged out of the air receiving cavity through the first air connecting hole;
s5: the resistance plate pushes the trapezoidal double-pendulum connecting block through the single-pendulum connecting block and the inclined plane of the trapezoidal double-pendulum connecting block, the trapezoidal double-pendulum connecting block swings relative to the fixed rotating shaft plate under the pushing of the single-pendulum connecting block, the bent position spring bends at the moment, when the single-pendulum connecting block is separated from the trapezoidal double-pendulum connecting block, the trapezoidal double-pendulum connecting block is restored under the elastic restoring force of the bent position spring, so that one end of the trapezoidal double-pendulum connecting block is buckled into the first inserting groove again, the single-rotation resistance plate at the moment can hinder the reverse swinging of the trapezoidal double-pendulum connecting block, the plane position of the trapezoidal double-pendulum connecting block can hinder the reverse movement of the single-pendulum connecting block, the guide block can move towards one direction only, the disposable sampling clamping block cannot move towards the direction far away from the vertical central axis of the holding connecting block when the cut sampling part is moved to the detection position, and the stability of the disposable sampling clamping block on the clamping part can be increased, the subsequent sampling part is prevented from falling off, and the detection efficiency is improved;
s6: when the sampling part is moved to a detection position, the pressing plate can be pressed, so that the pressing plate drives the trapezoidal double-pendulum connecting block to swing, the top end of the trapezoidal double-pendulum connecting block is far away from the first inserting groove, and the moving resisting plate can lose the shielding limit of the trapezoidal double-pendulum connecting block and recover under the action of a return spring;
s7: at the moment, the air plug plate is pushed, so that the gas pumped into the gas receiving cavity can be discharged out of the gas receiving cavity through the second connecting air hole, and in the process, as the diameter of the gas receiving cavity is larger than that of the second connecting air hole, the gas in the gas receiving cavity can be slowly extruded out, so that the movement of the guide block can be decelerated, the stability of the guide block in the recovery process is improved, the situation that a sampling part deviates from a placing position due to the fact that the inertia of the swing of the disposable sampling clamping block is large is prevented, and the accuracy of sampling and placing is guaranteed;
s8: when the disposable sampling clamping block is installed, the pulling and positioning movable plate can be pulled firstly, so that the pulling and positioning movable plate drives the groove filling block to move through the positioning column, the pushing and positioning spring can be extruded by the guide spring plate in the process, a certain gap can be formed between the PVC plastic buckle and clamping blocks, then the PVC plastic buckle and clamping blocks can be pressed and buckled into the clamping blocks, when one end of each PVC plastic buckle and clamping block is aligned with the rotation limiting and positioning groove, the PVC plastic buckle and clamping blocks can recover under the action of the elasticity of the PVC plastic buckle and can be buckled into the rotation limiting and positioning groove, so that the disposable sampling clamping block can be limited by the rotation limiting and positioning groove and the PVC plastic buckle and clamped by the PVC plastic buckle and clamping blocks, then the pulling and positioning movable plate is loosened, the groove filling block can recover under the action of the pushing and positioning spring, the gap between the PVC plastic buckle and clamping blocks can be filled by the groove filling block, the stability of connection between the rotation limiting and positioning groove and the PVC plastic buckle and clamping block is improved, and the disposable sampling clamping block can be quickly disassembled in the same way, and the disposable sampling clamping block can be replaced so that the disposable sampling efficiency is improved.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the locking clip connecting piece and the simple swinging card stopper, the pushing guide block is pressed by the forefinger to move towards the bottom of the transverse connecting block, in the process, the position pushing guide block can push the position guiding block towards the side position stop block through the inclined position pushing guide plate, at the moment, the side position connecting plate can push the U-shaped tilting frame to swing through the position moving pin, in the process, the movable pin can slide in the movable groove along with the swinging of the U-shaped tilting frame, at the moment, the disposable sampling clamping block can move towards the central axis of the transverse connecting block, therefore, the part to be sampled between the disposable sampling clamping blocks can be clamped, at the moment, the reset spring can contract along with the movement of the guide block, the moving resistance plate can push the trapezoidal double-pendulum connecting block through the single-moving connecting block and the inclined surface of the trapezoidal double-pendulum connecting block, at the moment, the trapezoidal double-pendulum connecting block can swing relative to the fixed rotating shaft plate under the pushing of the single-moving connecting block, at the moment, the curved spring can be bent, when the single-moving connecting block is separated from the trapezoidal double-pendulum connecting block, the trapezoidal double-pendulum connecting block can be restored under the action of the elastic restoring force of the curved spring, so that one end of the trapezoidal double-pendulum connecting block can be buckled into the first inserting groove again, the single-rotation block will block the reverse swing of the trapezoidal double-pendulum connecting block, the plane position of the trapezoidal double-pendulum connecting block will block the reverse movement of the single-movement connecting block, so that the guide block can only move towards one direction, and the disposable sampling clamping block can not move towards the direction far away from the vertical central axis of the palm holding block when the cut sampling part is moved to a detection position, therefore, the stability of the disposable sampling clamping block for clamping the sampling part can be increased, and the sampling part is prevented from falling off when being moved to a detection position;
2. through the arrangement of the shock-proof buffering piece, when the guide block is restored under the action of the reset spring, the gas sucked into the gas receiving cavity can be discharged out of the gas receiving cavity through the second connecting gas hole by the gas pushing plug plate, and in the process, as the diameter of the gas receiving cavity is larger than that of the second connecting gas hole, the gas in the gas receiving cavity can be slowly extruded out, so that the moving of the guide block can be decelerated, the stability of the guide block in restoration is improved, the situation that a sampling part deviates from a placing position due to the fact that the swinging inertia of the disposable sampling clamping block is large is prevented, and the accuracy of sampling and placing is guaranteed;
3. through the arrangement of the horizontal cutting piece, the rotating sleeve can be rotated when a clamped sampling part is cut, at the moment, the movable rotating following rotating column can rotate along with the rotating sleeve, the small and medium-sized toothed disc can rotate along the outer side of the large-sized toothed disc in the process, so that the small-sized toothed disc can rotate along the central axis of the fixed connecting column, and can rotate simultaneously, the eccentric pin can drive the straight slot guide block to move, the straight slot guide block can reciprocate along with the rotation of the eccentric pin, the connecting telescopic sleeve can be limited to contract along with the movement of the straight slot guide block in the process, and the reciprocating rod can drive the cutting blade to reciprocate along with the movement of the straight slot guide block, so that the cutting blade can carry out certain reciprocating movement during rotation, the smoothness of the clamped sampling part by the cutting blade is improved, and the cutting efficiency is improved;
4. through setting up the alternative locking device, can stimulate the drawing movable plate earlier when installing disposable sample fixture block, make the drawing movable plate pass through the position post, drive the caulking groove piece and remove, draw the spring plate in this in-process can extrude the locating spring, certain space just can appear between the PVC plastics knot fixture block this moment, can press PVC plastics knot fixture block afterwards and detain PVC plastics knot fixture block in the screens piece, when one end of PVC plastics knot fixture block aligns with the spacing constant head tank soon, PVC plastics knot fixture block just can recover under self elastic effect, so that make one end of PVC plastics knot fixture block detain in the spacing constant head tank soon, so can through the spacing constant head tank soon, PVC plastics knot fixture block carries out spacing to disposable sample fixture block, loosen the drawing movable plate afterwards, the caulking groove piece just can recover under the effect of pushing away the locating spring this moment, so can fill up soon the space between the PVC plastics knot fixture block through the caulking groove piece and fill up the stability of limiting constant head tank and PVC plastics knot block connection, can change disposable sample the fixture block fast with this reason, this improves the efficiency of once taking a sample.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged view of the invention at A in FIG. 1;
FIG. 3 is a schematic view of the connection between the guide block and the movement-resisting plate of the present invention;
FIG. 4 is a partial cross-sectional view of the transverse link of the present invention;
FIG. 5 is a schematic view of the internal structure of the rotating sleeve of the present invention;
FIG. 6 is a schematic structural diagram of the alternative card locking device of the present invention;
FIG. 7 is a schematic view of the connection between the positioning block and the horizontal block of the present invention;
fig. 8 is a schematic view of the connection between the pressing plate and the side stopper according to the present invention.
In the figure: 1. connecting blocks at horizontal positions; 2. holding the palm block; 301. a lateral position stop block; 302. a position connecting plate; 303. a U-shaped warping frame; 304. fixing a connecting column; 305. a positioning rod; 306. rotating the sleeve; 307. moving the rod again; 308. cutting a blade; 309. pushing a guide block; 310. obliquely pushing the guide plate; 311. a single rotation resistance plate; 312. a first vent hole; 313. a guide block; 314. a resistance plate; 315. a displacement groove; 316. a motion pin; 317. the side is connected with a sleeve position column; 318. a lateral position connecting plate; 319. a first insertion slot; 320. a deviation limit connecting groove; 321. a power lead bar; 322. a plug plate is pushed; 323. single-moving the connecting block; 324. a second air connecting hole; 325. a gas receiving cavity; 326. a pressing plate; 327. a second insertion slot; 328. a return spring; 329. a large toothed disc; 330. a connection-limited telescopic sleeve; 331. a partial rotation connecting plate; 332. a straight groove guide block; 333. an eccentric pin; 334. a small toothed disc; 335. moving and rotating the following column; 336. a disposable sampling clamping block; 337. a static straight groove; 338. connecting a spring with a bin; 339. a bit block; 340. pulling the displacement plate; 341. connecting a position column; 342. PVC plastic fastener blocks; 343. filling the groove block; 344. a rotation limiting positioning groove; 345. a lead spring plate; 346. a push spring; 347. a position-bending spring; 348. a trapezoidal double-pendulum connecting block; 349. and a fixed rotating shaft plate.
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.
As shown in fig. 1 to 8, in the embodiment of the present invention, a tumor detection sampling device and method include a lateral connecting block 1, a holding palm block 2 is fixed on the top of the lateral connecting block 1, a guide block 313 is sleeved on the outer side of the lateral connecting block 1, a locking and clamping connecting piece is arranged on the outer side of the guide block 313, the locking and clamping connecting piece includes lateral stoppers 301 fixed on both ends of the lateral connecting block 1, a connecting plate 302 is arranged at the bottom of the lateral stoppers 301, a positioning column 304 is arranged at the bottom of the connecting plate 302, the bottom of the positioning column 304 is connected to a cutting blade 308 through a horizontal cutting piece, lateral connecting and sleeving columns are fixed on both sides of the connecting plate 302, a U-shaped tilting frame 303 connected to the locking and clamping connecting piece is arranged on the outer side of the lateral connecting and clamping column, a positioning rod 305 is fixed at the bottom of the U-shaped tilting frame 303, and a disposable sampling clamping block 336 is connected to the bottom of the positioning rod 305 through a displacement locking and clamping device 336.
In this embodiment:
s1: in use of the device, the disposable sampling holder block 336 is placed at the sampling site and then the grip block 2 is grasped;
s2: then the sampling part can be stably clamped by the locking clamp connecting piece, so that the stability of the disposable sampling clamping block 336 for clamping the sampling part is improved;
s3: then, the sampling part can be cut through the matching between the horizontal cutting piece and the cutting blade 308, so that the smoothness of cutting is ensured, and the cutting efficiency is improved;
s4: moving the cut sampling part to a detection position through a locking clamp connecting piece, and then detecting and processing the local part of the tumor through detection equipment;
s5: the disposable sample block 336 is then quickly replaced by a replacement lock, thereby reducing the time required to replace the disposable sample block 336.
As shown in fig. 1, 2, 3, 4, 7, the locking clip fastener includes a guiding block 313 sleeved outside a transverse connecting block 1, a deviation limiting connecting groove 320 penetrating to the other side of the guiding block 313 is formed in one side of the guiding block 313, side position connecting plates 318 are arranged on two sides of the guiding block 313, one end of each side position connecting plate 318 is connected with an inclined pushing guide plate 310 through a rotating shaft in a rotating manner, a second inserting groove 327 is formed in one end of the transverse connecting block 1, a return spring 328 located inside the second inserting groove 327 is arranged at one end of each side position connecting plate 318, one end of each return spring 328 is connected with one end of each side position stopper 301, a movable groove 315 penetrating to the other end of the U-shaped tilting frame 303 is formed in one end of the U-shaped tilting frame 303, a movable pin 316 is fixed at one end of each side position connecting plate 318 far away from the inclined pushing guide plate 310, the movable pin 316 extends to the inner side of each movable groove 315, a pushing guide block 309 is connected to the bottom of the inclined pushing guide plate 310 through a rotating manner, one end of each guiding block 313 far away from the return spring 328, and a single side position stopper 301 and a single-stop block 313 and a single-position stopper 301 are arranged at the top of the top.
In this embodiment: when the device is used, the disposable sampling clamping block 336 is firstly placed at a sampling position, then the holding palm block 2 is held, the pushing guide block 309 is pressed by a forefinger, so that the pushing guide block 309 moves towards the bottom of the transverse connecting block 1, in the process, the pushing guide block 309 presses the guide block 313 towards the side stop block 301 by obliquely pushing the guide plate 310, at the same time, the side connecting plate 318 pushes the U-shaped tilting frame 303 to swing by the moving pin 316, in the process, the moving pin 316 slides in the moving groove 315 along with the swinging of the U-shaped tilting frame 303, at the same time, the disposable sampling clamping block 336 moves towards the central axis of the transverse connecting block 1, so that the position to be sampled between the disposable sampling clamping blocks 336 can be clamped, at the same time, the return spring 328 contracts along with the movement of the guide block 313, in the process, the guide block 313 can be limited by the simple swing card stopper to prevent the guide block 313 from being restored under the action of the elastic restoring force of the return spring 328, so that the disposable sampling clamping block 336 can not move towards the direction far away from the sampling part to prevent the cut sampling part from falling off when moving to the detection part, the stability of the disposable sampling clamping block 336 for clamping the sampling part is increased, meanwhile, the worker is not required to press the pushing guide block 309 all the time to reduce the labor intensity of the worker, the guide block 313 can be lost for limiting when clamping the sampling part to the detection part, at the moment, the guide block 313 can drive the pushing guide block 309 to restore under the action of the return spring 328, and the positioning pin 316 can drive the disposable sampling clamping block 336 to restore under the action of the movable groove 315, the U-shaped tilting frame 303 and the positioning rod 305, in the process, the guide block 313 can be slowly restored through the damping and buffering piece, so that the position of the sampling part adhered to the disposable sampling clamping block 336 is prevented from being shifted due to the fact that the guide block 313 has large inertia in the restoring process, and the subsequent detection of the sampling part is prevented from being influenced.
As shown in fig. 1, 3, 4, 7, and 8, the single pendulum locking device includes a blocking plate 314 fixed on the top and the bottom of a guide block 313, a first insertion slot 319 is formed at one end of the blocking plate 314, a plurality of single-shift connecting blocks 323 are installed on the inner side of the first insertion slot 319, the plurality of single-shift connecting blocks 323 are equidistantly distributed along the transverse central axis of the blocking plate 314, a fixed rotating shaft plate 349 is fixed on one side of a side position stop block 301, a trapezoidal double pendulum connecting block 348 is rotatably connected on the inner side of the fixed rotating shaft plate 349 through a rotating shaft, a single-rotation blocking plate 311 is fixed on one side of the trapezoidal double pendulum connecting block 348, a pressing plate 326 is fixed on one side of the trapezoidal double pendulum connecting block 348 away from the single-rotation blocking plate 311, and a deflection spring 347 is connected on the bottom of the pressing plate 326.
In this embodiment: when the stop plate 314 moves toward the side stop 301 along with the movement of the guide block 313, the stop plate 314 pushes the trapezoidal double pendulum link 348 through the inclined surfaces of the single displacement link 323 and the trapezoidal double pendulum link 348, at this time, the trapezoidal double pendulum link 348 swings relative to the fixed pivot 349 under the pushing of the single displacement link 323, at this time, the zigzag spring 347 bends, when the single displacement link 323 is separated from the trapezoidal double pendulum link 348, the trapezoidal double pendulum link 348 is restored under the elastic restoring force of the zigzag spring 347, so that one end of the trapezoidal double pendulum link 348 is buckled into the first insertion slot 319 again, at this time, the single rotation stop plate 311 blocks the reverse swing of the trapezoidal double pendulum link 348, at this time, the planar position of the trapezoidal double pendulum link 348 blocks the reverse movement of the single displacement link 323, so that the guide block 313 can move toward one direction, at this time, when the cut sampling portion 348 moves toward the central axis 348, the central axis of the detection clamp 348 is moved toward the side stop 348, so that the sampling portion 336 can be moved away from the sampling clamp 328, and the sampling portion 336 can be slowly moved away from the sampling clamp 326, and the sampling portion 336 can be removed, so that the sampling portion 326 can be slowly, when the sampling portion 326 is removed, and the sampling portion 336 is removed, the sampling portion 326, the sampling portion is removed, and the sampling portion can be prevented.
As shown in fig. 2 and 4, the shock-absorbing and cushioning element includes an air-receiving cavity 325 opened inside the lateral connecting block 1, a second air-connecting hole 324 penetrating through the bottom of the lateral connecting block 1 is opened at the top of the lateral connecting block 1, first air-connecting holes 312 located at two sides of the second air-connecting hole 324 are opened at the top of the lateral connecting block 1, a power guiding rod 321 is fixed at one end of the guiding block 313 far from the return spring 328, one end of the power guiding rod 321 extends to the inner side of the air-receiving cavity 325, and an air-pushing plug plate 322 is fixed at one end of the power guiding rod 321.
In this embodiment: when the guide block 313 moves towards the direction far away from the vertical central axis of the transverse connecting block 1, the guide block 313 drives the air pushing plug plate 322 to move through the power guiding rod 321, at the same time, the outside air enters the air receiving cavity 325 through the blocking plate 314, and meanwhile, the original air in the air receiving cavity 325 is exhausted out of the air receiving cavity 325 through the first connecting air hole 312, when the guide block 313 recovers under the action of the return spring 328, the guide block 313 pushes the air pushing plug plate 322 to move through the power guiding rod 321, at the same time, the air pushed into the air receiving cavity 325 can be exhausted out of the air receiving cavity 325 through the second connecting air hole 324 by the air pushing plug plate 322, in the process, because the diameter of the air receiving cavity 325 is larger than that of the second connecting air hole 324, at the time, the air in the air receiving cavity 325 can be slowly extruded, the movement of the guide block 313 can be decelerated, so as to increase the stability of the recovery of the guide block 313, the sampling part is prevented from deviating from the placed position 336 due to the larger inertia of the swing of the one-time sampling clamping block, and the accuracy of the placing position is ensured.
As shown in fig. 1 and 5, the horizontal cutting member includes a rotary sleeve 306 rotatably connected to the outer side of the fixed connecting post 304 through a rotating shaft, a large toothed disc 329 located inside the rotary sleeve 306 is disposed at the bottom of the fixed connecting post 304, a movable rotary post 335 located at one side of the fixed connecting post 304 is rotatably connected to the inner wall of the rotary sleeve 306 through a rotating shaft, a small toothed disc 334 engaged with the large toothed disc 329 is disposed at the bottom of the movable rotary post 335, a bias rotary plate 331 is fixed at the bottom of the small toothed disc 334, an eccentric pin 333 is fixed at the bottom of the bias rotary plate 331, a straight slot guide 332 is sleeved on the outer side of the eccentric pin 333, a reciprocating rod 307 connected to the cutting blade 308 is disposed at one side of the straight slot guide 332, and a connection limiting telescopic sleeve 330 connected to the inner wall of the rotary sleeve 306 is disposed at the side of the straight slot guide 332 far from the reciprocating rod 307.
In this embodiment: the rotating sleeve 306 can be rotated when the clamped sampling part is cut, the movable rotating following column 335 rotates along with the rotating sleeve 306, the small-sized toothed disc 334 rotates along the outer side of the large-sized toothed disc 329 in the process, so that the small-sized toothed disc 334 rotates along the central axis of the fixed connecting column 304, the eccentric pin 333 drives the straight-slot guide block 332 to move, the straight-slot guide block 332 moves back and forth along with the rotation of the eccentric pin 333, the connecting telescopic sleeve 330 is limited to contract along with the movement of the straight-slot guide block 332 in the process, the reciprocating rod 307 drives the cutting blade 308 to move back and forth along with the movement of the straight-slot guide block 332, the cutting blade 308 moves back and forth to a certain extent when rotating, the smoothness of the cutting blade 308 for cutting the clamped sampling part is increased, and the cutting efficiency is improved.
As shown in fig. 5, the width of the inner wall of the straight slot guiding block 332 is larger than the diameter of the small toothed disc 334, the outer side of the rotating sleeve 306 is provided with a through hole matched with the reciprocating rod 307, and the eccentric pin 333 is far away from the center of the movable rotating column 335.
In this embodiment: by arranging the structure, when the movable rotary column 335 rotates, the bottom of the eccentric pin 333 rotates along the center of the movable rotary column 335, so that the bottom of the eccentric pin 333 drives the straight groove guide block 332 to reciprocate, the stability of reciprocating movement of the reciprocating rod 307 is increased, and the stability of cutting the sampling part by the cutting blade 308 is improved.
As shown in fig. 1 and 6, the alternative locking device includes a spring connecting bin 338 fixed at the bottom of the swinging rod 305, one side of the swinging rod 305 is provided with a straight static groove 337 penetrating to the other side of the swinging rod 305, the bottom of the spring connecting bin 338 is fixed with a blocking block 339, one side of the blocking block 339 is provided with a rotation limiting positioning groove 344 penetrating to the other side of the blocking block 339, the top of the disposable sampling clamping block 336 is connected with a PVC plastic buckling block 342, a pulling and positioning plate 340 is placed inside the straight static groove 337, the bottom of the pulling and positioning plate 340 is fixed with a positioning column 341 penetrating to the inner side of the blocking block 339, the bottom of the positioning column 341 is fixed with a groove filling block 343, the outer side of the positioning column 341 is provided with a spring guiding plate 345 located inside the spring connecting bin 338, and the top of the spring guiding plate 345 is fixed with a pushing and positioning spring 346 connected with the spring connecting bin 338.
In this embodiment: when the disposable sampling clamping block 336 is installed, the pulling movable plate 340 can be pulled firstly, so that the pulling movable plate 340 drives the groove filling block 343 to move through the connecting column 341, in the process, the spring guide plate 345 can extrude the pushing spring 346, a certain gap can be formed between the PVC plastic clamping blocks 342, then the PVC plastic clamping blocks 342 can be pressed and clamped into the clamping block 339, when one end of each PVC plastic clamping block 342 is aligned with the rotation limiting positioning groove 344, the PVC plastic clamping blocks 342 can restore under the action of the elasticity of the PVC plastic clamping blocks 342, so that one end of each PVC plastic clamping block 342 is clamped into the rotation limiting positioning groove 344, the disposable sampling clamping block 336 can be limited through the rotation limiting positioning groove 344 and the PVC plastic clamping blocks 342, then the pulling movable plate 340 is loosened, the groove filling block 343 can restore under the action of the pushing spring 346, so that the gap between the PVC plastic clamping blocks 342 can be limited through the groove filling block 343, the gap between the PVC plastic clamping blocks 342 can be increased, the clamping block can be connected with the rotation limiting positioning groove 344, and the sampling clamping block 336 can be replaced conveniently by the disposable sampling clamping block 342, and the sampling clamping block 336.
As shown in fig. 6, the blocking block 339 is a hollow bottomless rectangular structure, the closest distance from the top of the PVC plastic buckling block 342 to the bottom of the spring connecting bin 338 is greater than the height of the slot filling block 343, two sides of the pulling movable plate 340 are attached to the inner side of the static straight slot 337, and through holes engaged with the connecting columns 341 are formed in the top and the bottom of the spring connecting bin 338.
In this embodiment: the structure is adopted to limit the left and right swinging directions of the pulling and positioning plate 340 by the static straight groove 337, so that the moving stability of the pulling and positioning plate 340, the catching column 341 and the groove filling block 343 is increased, and meanwhile, the groove filling block 343 is far away from the PVC plastic clamping block 342 by pulling the pulling and positioning plate 340, so that a movable space is provided for the bending of the PVC plastic clamping block 342.
As shown in fig. 4, the diameter of the air receiving cavity 325 is larger than the diameter of the second air connecting hole 324, the diameter of the U-shaped tilting frame 303 is larger than the diameter of the second air connecting hole 324 and smaller than the diameter of the air receiving cavity 325, and the distance from the second air connecting hole 324 to the center of the first air connecting hole 312 is equal to the maximum movable distance of the guide block 313.
In this embodiment: when the structure is arranged to discharge the gas in the gas receiving cavity 325 through the second connecting air hole 324 or the first connecting air hole 312, the discharged gas is blocked to a certain extent through the second connecting air hole 324 or the first connecting air hole 312, so as to drive the slowing effect, thereby increasing the stability of the movement of the guide block 313 during the restoration.
The following tumor detection sampling device and method are combined to provide a tumor detection sampling device and method, and the method specifically comprises the following steps:
s1: in use of the device, the disposable sampling holder block 336 is placed at the sampling site and then the grip block 2 is grasped;
s2: the index finger presses the pushing guide block 309, so that the pushing guide block 309 moves towards the bottom of the horizontal connecting block 1, in the process, the pushing guide block 309 pushes the guide block 313 towards the side stop block 301 through the inclined pushing guide plate 310, at the moment, the side connecting plate 318 pushes the U-shaped cocking frame 303 to swing through the moving pin 316, in the process, the moving pin 316 slides in the moving groove 315 along with the swinging of the U-shaped cocking frame 303, at the moment, the disposable sampling clamping block 336 moves towards the central axis of the horizontal connecting block 1, so that the part to be sampled between the disposable sampling clamping blocks 336 can be clamped, and at the moment, the return spring 328 contracts along with the movement of the guide block 313;
s3: then the rotating sleeve 306 is rotated, the movable rotating following column 335 rotates along with the rotating sleeve 306, in the process, the small-sized toothed disc 334 rotates along the outer side of the large-sized toothed disc 329, so that the small-sized toothed disc 334 rotates along the central axis of the fixed connecting column 304, so that the eccentric pin 333 drives the straight slot guide block 332 to move, the straight slot guide block 332 reciprocates along with the rotation of the eccentric pin 333, the connection limiting telescopic sleeve 330 contracts along with the movement of the straight slot guide block 332 in the process, and the reciprocating rod 307 drives the cutting blade 308 to reciprocate along with the movement of the straight slot guide block 332, so that the cutting blade 308 performs a certain reciprocating movement during the rotation, so that the smoothness of the cutting blade 308 for the clamped sampling part is improved, and the cutting efficiency is improved;
s4: in the process, the guide block 313 drives the air plug 322 to move through the power guide rod 321, at the moment, the outside air enters the air receiving cavity 325 through the blocking plate 314, and the original air in the air receiving cavity 325 is discharged out of the air receiving cavity 325 through the first air connecting hole 312;
s5: the resistance plate 314 pushes the trapezoidal double-pendulum connecting block 348 through the inclined surfaces of the single-pendulum connecting block 323 and the trapezoidal double-pendulum connecting block 348, at the moment, the trapezoidal double-pendulum connecting block 348 swings relative to the fixed rotating shaft plate 349 under the pushing of the single-pendulum connecting block 323, at the moment, the curved spring 347 bends, when the single-pendulum connecting block 323 is separated from the trapezoidal double-pendulum connecting block 348, the trapezoidal double-pendulum connecting block 348 is restored under the elastic restoring force of the curved spring 347, so that one end of the trapezoidal double-pendulum connecting block 348 can be buckled into the first insertion groove 319 again, at the moment, the single-rotation resistance plate 311 resists the reverse swinging of the trapezoidal double-pendulum connecting block 348, at the moment, the plane position of the trapezoidal double-pendulum connecting block 348 resists the reverse movement of the single-pendulum connecting block 323, so that the guide block 313 can move only in one direction, at the moment, when the cut sampling part is moved to the detection position 336, the one-time sampling clamping block can not move in the vertical direction far away from the central axis, and the subsequent sampling clamping part can be prevented from falling off, and the sampling part 336 can be detected once;
s6: when the sampling part is moved to the detection position, the pressing plate 326 can be pressed, so that the pressing plate 326 drives the trapezoidal double-pendulum connecting block 348 to swing, the top end of the trapezoidal double-pendulum connecting block 348 is far away from the first insertion groove 319, and thus the blocking and moving plate 314 can lose the shielding limit of the trapezoidal double-pendulum connecting block 348 and restore under the action of the return spring 328;
s7: at the moment, the gas plug plate 322 can discharge the gas pumped into the gas receiving cavity 325 out of the gas receiving cavity 325 through the second connecting air hole 324, and in the process, because the diameter of the gas receiving cavity 325 is larger than that of the second connecting air hole 324, the gas in the gas receiving cavity 325 can be slowly extruded out, so that the movement of the guide block 313 can be decelerated, the stability of the guide block 313 in the recovery process is improved, the situation that a sampling part deviates from a placing position due to the fact that the inertia of the swing of the disposable sampling clamping block 336 is large is prevented, and the accuracy of sampling and placing is guaranteed;
s7: when the disposable sampling clamping block 336 is installed, the pulling movable plate 340 can be pulled first, so that the pulling movable plate 340 drives the groove filling block 343 to move through the connecting column 341, in the process, the spring guide plate 345 extrudes the pushing spring 346, a certain gap is formed between the PVC plastic clamping blocks 342, then the PVC plastic clamping blocks 342 can be pressed, and the PVC plastic clamping blocks 342 are clamped into the clamping block 339, when one end of each PVC plastic clamping block 342 is aligned with the rotation limiting positioning groove 344, the PVC plastic clamping blocks 342 can restore under the action of the elasticity of the PVC plastic clamping blocks 342, so that one end of each PVC plastic clamping block 342 is clamped into the rotation limiting positioning groove 344, the disposable sampling clamping block 336 can be limited through the rotation limiting positioning groove 344 and the PVC plastic clamping blocks 342, then the pulling movable plate 340 is loosened, the groove filling block 343 can restore under the action of the pushing spring 346, so that the gap between the PVC plastic clamping blocks 342 can be limited through the groove filling positioning groove 344, the gap between the PVC plastic clamping blocks 342 can be increased, the clamping block can be connected with the rotation limiting positioning groove 344, and the PVC plastic clamping block can be quickly replaced, and the stability of the PVC plastic clamping blocks 342 can be improved, and the sampling clamping block 336 can be quickly disassembled.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. The tumor detection sampling device comprises a transverse connecting block (1), and is characterized in that a holding palm block (2) is fixed to the top of the transverse connecting block (1), a guide block (313) is sleeved on the outer side of the transverse connecting block (1), a locking clamp connecting piece is arranged on the outer side of the guide block (313), the locking clamp connecting piece comprises side position stop blocks (301) fixed to two ends of the transverse connecting block (1), a connecting plate (302) is arranged at the bottom of each side position stop block (301), a positioning column (304) is arranged at the bottom of each connecting plate (302), a cutting blade (308) is connected to the bottom of each positioning column (304) through a horizontal cutting piece, side connecting sleeve positioning columns (317) are fixed to two sides of each connecting plate (302), a U-shaped tilting frame (303) connected with the locking clamp connecting piece is arranged on the outer side of each side connecting sleeve positioning column (317), a swinging rod (305) is fixed to the bottom of each U-shaped tilting frame (303), and a primary sampling clamp block (305) is connected to the bottom of each swinging rod (305);
the clamping block connecting piece comprises a guide block (313) sleeved on the outer side of a transverse connecting block (1), a deviation limit connecting groove (320) penetrating to the other side of the guide block (313) is formed in one side of the guide block (313), side position connecting plates (318) are arranged on two sides of the guide block (313), an inclined pushing guide plate (310) is connected to one end of each side position connecting plate (318) in a rotating mode through a rotating shaft, a second inserting groove (327) is formed in one end of the transverse connecting block (1), a return spring (328) located on the inner side of the second inserting groove (327) is arranged at one end of each side position connecting plate (318), one end of each return spring (328) is connected with one end of the corresponding side position stop (301), a movable position pin (316) is fixed to one end of the U-shaped tilting guide plate (303) penetrating through one end of the U-shaped tilting guide frame (303) is arranged at one end of the U-shaped tilting guide plate (318), a movable position pin (316) is arranged at one end of each side position connecting plate (318) far away from the inclined pushing guide plate (310), and a single side position pushing guide block (313) is connected with a single-pushing guide block (309) and a rotating stop block (309) which is connected with the top of the rotating mode.
2. The tumor detection and sampling device according to claim 1, wherein the single pendulum stopper comprises a blocking plate (314) fixed on the top and the bottom of the guide block (313), a first insertion groove (319) is formed in one end of the blocking plate (314), a plurality of single-displacement connecting blocks (323) are installed on the inner side of the first insertion groove (319), the plurality of single-displacement connecting blocks (323) are equidistantly distributed along the transverse central axis of the blocking plate (314), a fixed rotating shaft plate (349) is fixed on one side of the side position stopper (301), a trapezoidal double pendulum connecting block (348) is rotatably connected on the inner side of the fixed rotating shaft plate (349) through a rotating shaft, a single-rotation blocking plate (311) is fixed on one side of the trapezoidal double pendulum connecting block (348), a pressing plate (326) is fixed on one side of the trapezoidal double pendulum connecting block (348) far away from the single-rotation blocking plate (311), and a bending spring (347) is connected to the bottom of the pressing plate (326).
3. The tumor detection and sampling device according to claim 2, wherein the shock-absorbing and buffering member comprises an air-receiving cavity (325) formed inside the lateral connecting block (1), the top of the lateral connecting block (1) is provided with a second air-connecting hole (324) penetrating to the bottom of the lateral connecting block (1), the top of the lateral connecting block (1) is provided with first air-connecting holes (312) located at two sides of the second air-connecting hole (324), one end of the guiding block (313) far away from the return spring (328) is fixed with a power guide rod (321), one end of the power guide rod (321) extends to the inner side of the air-receiving cavity (325), and one end of the power guide rod (321) is fixed with an air-pushing plug plate (322).
4. The tumor detection and sampling device according to claim 1, wherein the horizontal cutting member comprises a rotary sleeve (306) rotatably connected to the outside of the fixed connecting column (304) through a rotating shaft, the bottom of the fixed connecting column (304) is provided with a large toothed connecting disc (329) located inside the rotary sleeve (306), the inner wall of the rotary sleeve (306) is rotatably connected with a movable rotation following column (335) located on one side of the fixed connecting column (304) through the rotating shaft, the bottom of the movable rotation following column (335) is provided with a small toothed connecting disc (334) engaged with the large toothed connecting disc (329), the bottom of the small toothed connecting disc (334) is fixed with a deviation connecting plate (331), the bottom of the deviation connecting plate (331) is fixed with an eccentric pin (333), the outside of the eccentric pin (333) is sleeved with a straight groove guide block (332), one side of the straight groove guide block (332) is provided with a return rod (307) connected with the cutting blade (308), and one side of the straight groove guide block (332) away from the inner wall of the return rod (307) is provided with a limit sleeve (330).
5. The tumor detection and sampling device according to claim 4, wherein the width of the inner wall of the straight-slot guide block (332) is larger than the diameter of the small toothed disc (334), the outer side of the rotating sleeve (306) is provided with a through hole matched with the reciprocating rod (307), and the eccentric pin (333) is far away from the center of the movable rotating follow-up column (335).
6. The tumor detection and sampling device according to claim 1, wherein the displacement lock catch comprises a spring connecting bin (338) fixed at the bottom of the positioning rod (305), a straight slot (337) penetrating to the other side of the positioning rod (305) is formed in one side of the positioning rod (305), a catch block (339) is fixed at the bottom of the spring connecting bin (338), a rotation limiting positioning slot (344) penetrating to the other side of the catch block (339) is formed in one side of the catch block (339), a PVC plastic catch block (342) is connected to the top of the disposable sampling catch block (336), a pulling plate (340) is placed inside the straight slot (337), a positioning column (341) penetrating to the inside of the catch block (339) is fixed at the bottom of the pulling plate (340), a slot filling block (343) is fixed at the bottom of the positioning column (341), a spring guiding plate (338) located inside the spring connecting bin (338) is arranged outside the positioning column (341), and a spring pushing plate (345) connected to the spring connecting bin (338) is connected to the top of the spring connecting bin (338).
7. The tumor detection and sampling device according to claim 6, wherein the clamping block (339) is a hollow cuboid structure without a bottom, the closest distance from the top of the PVC plastic buckling and clamping block (342) to the bottom of the spring connecting bin (338) is greater than the height of the filling block (343), two sides of the pulling and positioning plate (340) are attached to the inner side of the static straight slot (337), and through holes engaged with the positioning columns (341) are formed in the top and the bottom of the spring connecting bin (338).
8. The tumor detection and sampling device according to claim 3, wherein the diameter of the air receiving cavity (325) is larger than that of the second air connecting hole (324), the diameter of the U-shaped tilting frame (303) is larger than that of the second air connecting hole (324) and smaller than that of the air receiving cavity (325), and the distance from the second air connecting hole (324) to the center of the first air connecting hole (312) is equal to the maximum movable distance of the guide block (313).
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| CN115887228B (en) * | 2023-02-22 | 2023-05-16 | 潍坊医学院附属医院 | Nursing medicine feeding device and method for tumor patients |
| CN116609256B (en) * | 2023-07-20 | 2023-09-19 | 天津中科先进技术产业有限公司 | Device and method for detecting corrosion resistance of metal bipolar plate coating of hydrogen fuel cell |
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| CN109394279A (en) * | 2018-12-21 | 2019-03-01 | 青岛市肿瘤医院 | A kind of tumor sampling device |
| CN113040832A (en) * | 2021-03-10 | 2021-06-29 | 李美兰 | Tumor sampling device for oncology department |
| CN115177304A (en) * | 2022-07-29 | 2022-10-14 | 青岛市肿瘤医院 | Tumor specimen sampling device for oncology department |
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| US7846107B2 (en) * | 2005-05-13 | 2010-12-07 | Boston Scientific Scimed, Inc. | Endoscopic apparatus with integrated multiple biopsy device |
| CN212489984U (en) * | 2020-04-21 | 2021-02-09 | 中国人民解放军西部战区总医院 | Sampler is used in medical oncology nursing |
| WO2021243807A1 (en) * | 2020-06-02 | 2021-12-09 | 南京融康博临床医学研究院有限公司 | Tumor sampling device for lung cancer |
| CN112244952B (en) * | 2020-09-28 | 2021-07-06 | 南通大学附属医院 | Safety protection type breast tumor puncture device and working method |
| CN215384221U (en) * | 2021-05-28 | 2022-01-04 | 李云霞 | Sampling device for tumor detection |
| CN217611165U (en) * | 2022-03-05 | 2022-10-21 | 中国人民解放军总医院第四医学中心 | Sampling device that tumour was intervene |
| CN115517719A (en) * | 2022-04-28 | 2022-12-27 | 王卫兵 | Tumor sampling instrument and method with good tumor separation effect |
| CN115165430A (en) * | 2022-06-08 | 2022-10-11 | 遵义医科大学第二附属医院 | Tumor sampling device convenient for tumor separation |
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| CN109394279A (en) * | 2018-12-21 | 2019-03-01 | 青岛市肿瘤医院 | A kind of tumor sampling device |
| CN113040832A (en) * | 2021-03-10 | 2021-06-29 | 李美兰 | Tumor sampling device for oncology department |
| CN115177304A (en) * | 2022-07-29 | 2022-10-14 | 青岛市肿瘤医院 | Tumor specimen sampling device for oncology department |
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