CN220655606U - Cell sampler - Google Patents

Abstract

The utility model belongs to the technical field of medical equipment, in particular to a cell sampler which comprises a first needle tube and a needle head; a second needle tube is fixed on the top side of the first needle tube, first sliding grooves are formed in two sides of the second needle tube, and limiting components are arranged on the first sliding grooves; through the structural design of restriction subassembly, in the sampling process, in order to improve laboratory personnel's collection efficiency, avoid the tissue at epidermis position to cause the field of vision to the sampling process to interfere, through restriction subassembly, when having fat position sampling, the second lantern ring on the first needle tubing of removal can promote first lantern ring removal through L type connecting rod, the second connecting rod drives one side of restriction board and outwards moves, thereby promote restriction board and open one side when removing, restrict the tissue at epidermis position through restriction board in the sampling process and do not cause the interference to laboratory personnel's field of vision, can smoothly quick find has fat position sampling, thereby improve the work efficiency of sampling.

Description

Cell sampler

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a cell sampler.

Background

The lipid is the general term of oil, fat and lipoid. The fat in the food is mainly oil and fat, and is generally referred to as oil which is liquid at normal temperature and is referred to as fat which is solid at normal temperature, and when fat cells are studied, it is necessary to sample and test the fat at different positions of the body, and sampling is generally performed by a sampler.

The sampler generally comprises a first needle tube, a second needle tube, a connecting tube, a needle head and the like, and an experimenter stretches the needle head to a sampling position through holding the first needle tube, and collects a fat sample through the needle head for analysis.

In the sampling process, fat cells at different positions of a body are sampled, the structures of all sampling positions are different, fat exists in subcutaneous tissues of a human body and an animal and a plant body in the sampling process, the skin layer of a wound can influence the sampling operation of an experimenter, interfere the visual field range of the samplings, and interfere the sampling process, so that the sampling effect of the fat is influenced; therefore, a cell sampler is proposed to address the above-described problems.

Disclosure of Invention

In order to make up the deficiency of the prior art, aiming at the problems that fat exists in subcutaneous tissues of human bodies and animals and plant bodies, the skin layer of wounds can influence the sampling operation of experimenters, interfere the visual field range of sampling personnel, interfere the sampling process and further influence the sampling effect of the fat, the utility model provides a cell sampler.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a cell sampler, which comprises a first needle tube and a needle head; the device comprises a first needle tube, a second needle tube, a limiting assembly, a first sliding groove, a limiting assembly, a groove, a piston, a push rod and a push plate, wherein the top side of the first needle tube is fixedly provided with the second needle tube;

the limiting component comprises a first sliding groove, a sliding block is slidably mounted in the first sliding groove, two first lantern rings are fixed on the sliding block, the first lantern rings are sleeved on the outer sides of second needle tubes, L-shaped connecting rods are fixed at the two ends of the first lantern rings, second lantern rings are fixed at the other ends of the L-shaped connecting rods, the second lantern rings are sleeved on the outer sides of the first needle tubes, first connecting lugs are welded at one ends of the first lantern rings, first connecting rods are connected with one ends of the first connecting rods through pin shaft matching, the other ends of the first connecting rods are fixed on limiting plates, second connecting rods are welded at one side of the limiting plates through pin shaft matching, the other ends of the second connecting rods are connected on a third connecting lug through pin shaft matching, the third connecting lugs are welded on one side of the second connecting rods, in the sampling process, in order to improve the sampling efficiency of experimenters, the tissue of the epidermis positions is prevented from interfering with the sampling process, the first connecting rods are fixed on one side of the limiting plates through the limiting component, the first connecting rods can be pushed by the first connecting rods, and the first connecting rods can be pushed to move smoothly, and the first connecting rods can not be pushed to the first limiting plates, and the sample position can be moved smoothly, and the first limiting plates can be prevented from moving to the first limiting plates and the sample position to the experimenting staff.

Preferably, the limiting plates are arranged in an arc shape, so that an operation view field can be better provided for experimenters.

Preferably, one side of the limiting plate is provided with a disposable foam cushion, and the disposable foam cushion can absorb tissue fluid to avoid excessive liquid from affecting fat collection.

Preferably, the convenient replacement subassembly includes the recess, the connecting pipe has been seted up to the card in the recess, first spacing groove has been seted up to the one end of connecting pipe, the second spacing groove has been seted up to one side of second needle tubing, the opposite side of second needle tubing is fixed with the spliced pole, first circular slot has been seted up in the spliced pole, sliding mounting has the gag lever post in the first circular slot, the one end of gag lever post is fixed with the arm-tie, be fixed with the plectane on the gag lever post, plectane slidable mounting is in the second circular slot, the inboard at the spliced pole is seted up to the second circular slot, the outside cover of gag lever post is equipped with reset spring, reset spring's both ends are welded respectively on plectane and second circular slot, can be according to the difference of sampling position, need change syringe needle and connecting pipe of different length, can stimulate the arm-tie to the deeper position of sampling position, remove the gag lever post from first spacing groove and second spacing inslot, remove the restriction to the connecting pipe, with longer arm-tie, release the arm-tie, can remove the arm-tie in the arm-tie, can restore to the corresponding limit stopper effect on the corresponding connecting pipe of second needle tubing under the effect of reset spring's the position to realize the corresponding limit stopper to change the first position under the effect of the corresponding connecting pipe, the position to realize the corresponding limit stopper that can change to the corresponding connecting pipe.

Preferably, the second sliding grooves are formed in the two ends of the groove, the sliding plates are slidably mounted in the second sliding grooves, and are fixed at the two ends of the connecting pipe, so that the sliding plates at the two ends of the connecting pipe can be inserted into the second sliding grooves when the connecting pipe is mounted, and the limiting rods are more conveniently inserted into the first limiting grooves and the second limiting grooves to limit the connecting pipe.

Preferably, the diameter of the limiting rod is smaller than that of the first limiting groove and that of the second limiting groove, and the diameters of the first limiting groove and the second limiting groove are equal, so that the limiting rod is more convenient to insert into the first limiting groove and the second limiting groove to limit the connecting pipe.

The utility model has the advantages that:

1. the utility model provides a cell sampler, which is characterized in that through the structural design of a limiting component, in the sampling process, in order to improve the acquisition efficiency of experimenters, the problem that the tissues at the epidermis position cause visual field interference to the sampling process is solved, through the limiting component, when the fat position is sampled, a second sleeve ring on a movable first needle tube can push the first sleeve ring to move through an L-shaped connecting rod, and the second connecting rod drives one side of a limiting plate to move outwards, so that the limiting plate is pushed to open at one side of the limiting plate in the moving process, and the tissues at the epidermis position are limited not to cause interference to the visual field of experimenters in the sampling process, so that the fat position can be smoothly and rapidly found, and the working efficiency of sampling is improved.

2. The utility model provides a cell sampler, which is characterized in that through the structural design of a convenient replacement component, needles and connecting pipes with different lengths can be replaced according to different sampling positions, a pulling plate can be pulled aiming at the deeper sampling positions, a limiting rod is moved away from a first limiting groove and a second limiting groove, the limitation of the connecting pipes is removed, a longer connecting pipe is inserted into a groove, the pulling plate is released, the limiting rod can restore the original position under the action of a reset spring, the limiting rod is inserted into the first limiting groove on the connecting pipe and the second limiting groove on a second needle tube, the limiting effect on the connecting pipes is realized, the quick replacement of the connecting pipes is realized, the sampler can replace the connecting pipes with corresponding types aiming at different sampling positions, and the application range of the sampler is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of a unitary side-view perspective;

FIG. 2 is a schematic side perspective cross-sectional view;

FIG. 3 is a schematic cross-sectional structural view at a first perspective that facilitates replacement of the assembly;

FIG. 4 is a schematic cross-sectional structural view at a second perspective that facilitates replacement of the assembly;

fig. 5 is a schematic view of a structure to facilitate replacement of components.

In the figure: 1. a first needle tube; 2. a needle; 3. a second needle tube; 4. a first chute; 5. a groove; 6. a slide block; 7. a first collar; 8. an L-shaped connecting rod; 9. a second collar; 10. a first connection lug; 11. a first connecting rod; 12. a limiting plate; 13. a second connecting ear; 14. a second connecting rod; 15. a third connecting ear; 16. a disposable sponge pad; 17. a connecting pipe; 18. a first limit groove; 19. the second limit groove; 20. a first circular groove; 21. a limit rod; 22. pulling a plate; 23. a circular plate; 24. a second circular groove; 25. a return spring; 26. a second chute; 27. a slide plate; 28. a connecting cylinder; 29. a piston; 30. a push rod; 31. a push plate; 32. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to FIGS. 1-2, a cell sampler comprises a first needle tube 1 and a needle 2; the top side of the first needle tube 1 is fixedly provided with a second needle tube 3, both sides of the second needle tube 3 are provided with a first chute 4, the first chute 4 is provided with a limiting component, one side of the second needle tube 3 is provided with a groove 5, a component convenient to replace is arranged in the groove 5, the inside of the second needle tube 3 is provided with a piston 29, one end of the piston 29 is fixedly provided with a push rod 30, and the other end of the push rod 30 is fixedly provided with a push plate 31;

the limiting assembly comprises a first sliding groove 4, sliding blocks 6 are slidably arranged in the first sliding groove 4, a first lantern ring 7 is fixed on the two sliding blocks 6, the first lantern ring 7 is sleeved on the outer side of a second needle tube 3, L-shaped connecting rods 8 are fixed at the two ends of the first lantern ring 7, a second lantern ring 9 is fixed at the other end of the L-shaped connecting rods 8, the second lantern ring 9 is sleeved on the outer side of the first needle tube 1, one end of the first lantern ring 7 is welded with a first connecting lug 10, the first connecting lug 10 is connected with a first connecting rod 11 through pin shaft fit, the other end of the first connecting rod 11 is fixed on a limiting plate 12, a second connecting lug 13 is welded in the middle of one side of the limiting plate 12, a second connecting rod 14 is connected on the second connecting lug 13 through pin shaft fit, the other end of the second connecting rod 14 is connected on a third connecting lug 15 through pin shaft fit, and the third connecting lug 15 is welded on one side of the second needle tube 3; during operation, in order to improve the collection efficiency of experimenter, avoid the tissue at epidermis position to cause the field of vision interference to the sampling process, when having fat position sampling, the second lantern ring 9 on the first needle tubing 1 of removal can promote first lantern ring 7 removal through L type connecting rod 8, drive limiting plate 12 through head rod 11 and remove, one side of limiting plate 12 is outwards removed to promote limiting plate 12 and open when removing one side, restrict the tissue at epidermis position through limiting plate 12 in the sampling process and do not cause the interference to experimenter's field of vision, can be smooth and easy quick find have fat position sampling, thereby improve the work efficiency of sampling.

The limiting plate 12 is arranged in an arc shape; during operation, the operation visual field can be better provided for experimenters.

A disposable foam cushion 16 is arranged on one side of the limiting plate 12; in operation, the disposable foam pad 16 absorbs interstitial fluid to avoid excessive fluid effects on fat collection.

Referring to fig. 3-4, the convenient replacement component comprises a groove 5, a connecting pipe 17 is clamped in the groove 5, a first limit groove 18 is formed in one end of the connecting pipe 17, a second limit groove 19 is formed in one side of the second needle tube 3, a connecting column 28 is fixed on the other side of the second needle tube 3, a first round groove 20 is formed in the connecting column 28, a limit rod 21 is slidably installed in the first round groove 20, a pull plate 22 is fixed at one end of the limit rod 21, a circular plate 23 is fixed on the limit rod 21, the circular plate 23 is slidably installed in the second round groove 24, the second round groove 24 is formed in the inner side of the connecting column 28, a reset spring 25 is sleeved on the outer side of the limit rod 21, two ends of the reset spring 25 are welded on the circular plate 23 and the second round groove 24 respectively, during working, needles and connecting pipes with different lengths are required to be replaced according to different sampling positions, the pull plate 22 is pulled in a deep position, the limit rod 21 is slidably installed in the first round groove 20, the limit rod 21 is moved from the first limit groove 18 and the second limit groove 18, a circular plate 23 is slidably installed in the second limit groove 18, the limit rod 23 is slidably installed in the second round groove 24, the limit groove 23 is slidably installed in the second limit groove 24, the limit groove is correspondingly, the limit groove 17 is replaced in the opposite direction to the corresponding limit groove 17, the two end of the limit groove is replaced in the opposite direction, the limit groove is replaced in the limit groove is opposite direction, the limit groove is opposite to the limit groove, and the limit groove is opposite to the limit groove 17, and the limit groove is replaced in the limit groove, and the limit groove is opposite to the limit groove 17, and can be replaced in the limit groove is opposite to the limit groove, and can be is replaced in the limit groove 17.

The two ends of the groove 5 are provided with second sliding grooves 26, sliding plates 27 are slidably arranged in the second sliding grooves 26, and the sliding plates 27 are fixed at the two ends of the connecting pipe 17; in operation, when the connecting pipe 17 is installed, the sliding plates 27 at two ends of the connecting pipe 17 can be inserted into the second sliding grooves 26, so that the limiting rod 21 can be conveniently inserted into the first limiting groove 18 and the second limiting groove 19 to limit the connecting pipe 17.

The diameter of the limiting rod 21 is smaller than the diameters of the first limiting groove 18 and the second limiting groove 19, and the diameters of the first limiting groove 18 and the second limiting groove 19 are equal; in operation, the limiting rod 21 is more convenient to insert into the first limiting groove 18 and the second limiting groove 19 to limit the connecting pipe 17.

Referring to fig. 5, the handle 32 is disposed on one side of the pulling plate 22; in operation, the handle 32 may facilitate movement of the stop bar 21 by an experimenter.

The utility model has the advantages of theory of operation, can be according to the difference of sampling position, the syringe needle and the connecting pipe of different length need be changed, the pulling plate 22 is to the darker position pulling arm 22 of sampling position, thereby realize the quick replacement to connecting pipe 17, the sampler can be to the connecting pipe of corresponding model of different sampling position replacement, the application scope of sampler is improved, in the sampling process, in order to improve the collection efficiency of experimenter, avoid the tissue of epidermis position to cause the interference of sampling process to the sample process, insert in recess 5 with connecting pipe 17 of longer model again, release pulling arm 22, the pulling arm 21 can resume original position under the reverse action of reset spring 25, the limiting arm 21 inserts the first spacing groove 18 on connecting pipe 17 and the second spacing groove 19 on the second needle tubing 3, thereby realize the restriction effect to connecting pipe 17, thereby realize the quick replacement to connecting pipe 17, the sampler can be to the connecting pipe of different sampling positions change corresponding model, in order to improve the collection efficiency of experimenter, avoid the tissue of epidermis position to cause the interference of sampling process, when sampling to the fat position, second promotion lantern ring 9 on the first needle tubing 1 can pass through L type 8, can drive the connecting rod 12 through the quick movement of the L type 8, thereby the connecting rod 12 can be moved to the limited by the connecting rod 12, the sample position is opened, thereby the experiment can be moved to the limited by the connecting rod 12, the sample position is moved in the limited by the sample position is 12, and the experiment position is moved out through the connecting rod is opened 12, and the sample position is opened and the position is easy to the 12.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A cell sampler, characterized in that: comprises a first needle tube (1) and a needle head (2); the novel needle tube comprises a first needle tube (1), a second needle tube (3) is fixed on the top side of the first needle tube (1), first sliding grooves (4) are formed in two sides of the second needle tube (3), limiting components are arranged on the first sliding grooves (4), grooves (5) are formed in one sides of the second needle tube (3), components convenient to replace are arranged in the grooves (5), a piston (29) is arranged in the second needle tube (3), a push rod (30) is fixed at one end of the piston (29), and a push plate (31) is fixed at the other end of the push rod (30);

the limiting component comprises a first sliding groove (4), a sliding block (6) is arranged in the first sliding groove (4), a first lantern ring (7) is fixed on the sliding block (6), the first lantern ring (7) is sleeved on the outer side of a second needle tube (3), L-shaped connecting rods (8) are fixed at two ends of the first lantern ring (7), second lantern rings (9) are fixed at the other ends of the L-shaped connecting rods (8), the second lantern rings (9) are sleeved on the outer side of the first needle tube (1), first connecting lugs (10) are welded at one ends of the first lantern rings (7), first connecting rods (11) are connected to the first connecting lugs (10) through pin shaft fit, the other ends of the first connecting rods (11) are fixed on the limiting plates (12), second connecting lugs (13) are welded at the middle parts of one sides of the limiting plates (12), second connecting rods (14) are connected to the second connecting lugs (13) through pin shaft fit, and the other ends of the second connecting rods (14) are connected to the third connecting lugs (15) through pin shaft fit to the third connecting lugs (15).

2. A cell sampler according to claim 1 wherein: the limiting plates (12) are arranged in an arc shape.

3. A cell sampler according to claim 1 wherein: one side of the limiting plate (12) is provided with a disposable foam cushion (16).

4. A cell sampler according to claim 1 wherein: the utility model provides a be convenient for change subassembly includes recess (5), recess (5) inside callipers have connecting pipe (17), first spacing groove (18) have been seted up to the one end of connecting pipe (17), second spacing groove (19) have been seted up to one side of second needle tubing (3), the opposite side of second needle tubing (3) is fixed with spliced pole (28), first circular slot (20) have been seted up in spliced pole (28), slidable mounting has gag lever post (21) in first circular slot (20), the one end of gag lever post (21) is fixed with arm-tie (22), be fixed with plectane (23) on gag lever post (21), plectane (23) slidable mounting is in second circular slot (24), the inboard at spliced pole (28) is seted up in second circular slot (24), the outside cover of gag lever post (21) is equipped with reset spring (25), the both ends of reset spring (25) are welded respectively on plectane (23) and second circular slot (24).

5. The cell sampler of claim 4, wherein: second sliding grooves (26) are formed in the two ends of the groove (5), sliding plates (27) are slidably mounted in the second sliding grooves (26), and the sliding plates (27) are fixed at the two ends of the connecting pipe (17).

6. The cell sampler of claim 4, wherein: the diameter of the limiting rod (21) is smaller than that of the first limiting groove (18) and the second limiting groove (19), and the diameters of the first limiting groove (18) and the second limiting groove (19) are equal.