CN219940676U

CN219940676U - Tumor sampler

Info

Publication number: CN219940676U
Application number: CN202321382078.5U
Authority: CN
Inventors: 刘静冰
Original assignee: Jiangsu Provincial Insititute of Traditional Chinese Medicine
Current assignee: Jiangsu Provincial Insititute of Traditional Chinese Medicine
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-11-03
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a tumor sampler, which comprises a suction cylinder and a sampling tube connected to the bottom end of the suction cylinder in a threaded manner; the bottom end of the sampling tube is fixedly provided with a conical head; the inside of the suction cylinder is connected with a piston in a matched manner, the top of the piston is fixedly connected with a suction rod, and the top end of the suction rod is positioned above the suction cylinder; a sampling hole is formed in one side of the sampling tube, and the sampling hole is covered with a baffle capable of moving up and down to adjust opening and closing. The utility model has the advantages that the whole structure is simple, the sampling tube is connected by adopting threads, so that the sampling tube can be disassembled and replaced, and sampling can be carried out for multiple times by installing different sampling tubes, thereby realizing sampling operation at different positions of tumors.

Description

Tumor sampler

Technical Field

The utility model relates to the field of tumor sampling, in particular to a tumor sampler.

Background

Primary bronchogenic carcinoma, abbreviated as lung cancer, originates from the trachea, bronchus mucosa or glands, the most common primary malignancy of the lung; in lung cancer tumor detection, a tumor sampler is required to sample.

The utility model discloses a lung cancer tumor sampling device of CN212213774U, through the setting of fixed cylinder and finger groove, the staff holding device of being convenient for takes a sample, the anti-skidding decorative pattern has been seted up to the inside wall of finger groove, make the staff holding device more firm, through the setting of sample needle, the cylinder, the fixture block, connecting rod and carousel, prick the sample position with the sample needle, forward rotatory connecting rod through the carousel and then promote the fixture block and drive the cylinder rotation, make the sample hole coincidence on cylinder and sample needle surface, take a sample, the reverse rotation carousel is closed the sample hole after the sample is accomplished, avoid the sample to expose in the air, influence the testing result, through the setting of sampling tube and sampler, the pulling push pedal and then pulling push rod and piston are through atmospheric pressure with the sample through sample needle and the propelling movement of sampling tube in store, accomplish the sample;

although the above patent can realize sampling, it has the following defects that after sampling at a single position, the sampled sample needs to be discharged and then cleaned, and then the next position can be sampled, so that when sampling operations at a plurality of different positions are performed, the whole operation is inconvenient, and the sampling operations at a plurality of different positions are inconvenient.

Therefore, a tumor sampler is proposed to address the above-mentioned problems.

Disclosure of Invention

In this embodiment, a tumor sampler is provided for solving the problem that multiple samplings are difficult to be performed in the prior art.

According to one aspect of the present utility model, there is provided a tumor sampler comprising a suction barrel and a sampling tube threadedly connected to the bottom end of the suction barrel; the bottom end of the sampling tube is fixedly provided with a conical head; the inside of the suction cylinder is connected with a piston in a matched manner, the top of the piston is fixedly connected with a suction rod, and the top end of the suction rod is positioned above the suction cylinder; a sampling hole is formed in one side of the sampling tube, and the sampling hole is covered with a baffle capable of moving up and down to adjust opening and closing.

Further, the top end of the sampling tube is communicated with the bottom end of the suction tube.

Further, the upper end of the sampling tube is sleeved with a sealing gasket.

Further, the pull rod is connected with a through hole formed at the top end of the suction cylinder in a clearance fit manner.

Further, scales are marked on the rod surface of the drawing rod along the length direction.

Further, a handle is fixedly arranged on one side of the upper end of the suction cylinder.

Further, a positioning chute is formed in the outer pipe wall of the sampling pipe.

Further, the baffle is in sliding connection with the positioning chute.

Further, the upper end of the baffle plate is fixedly provided with a connecting steel wire.

Further, the connecting steel wire is attached to the outer wall of one side of the sampling tube, and the top end of the connecting steel wire is of a bending arc-shaped structure.

The utility model has the advantages that: compared with the prior art, the tumor sampler provided by the utility model has a simple integral structure, and the sampling pipe is connected by screw threads, so that the sampling pipe can be detached and replaced, and sampling can be carried out for multiple times by installing different sampling pipes, so that sampling operation at different positions of tumors is realized.

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 the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of a coupon mounting according to one embodiment of the present utility model;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to an embodiment of the present utility model.

In the figure: 1. a suction cylinder; 2. a sampling tube; 3. a conical head; 4. a baffle; 5. positioning a chute; 6. a sealing gasket; 7. a grip; 8. a pull rod; 9. a scale; 10. connecting steel wires; 11. a piston; 12. and a sampling hole.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to FIGS. 1-3, a tumor sampler comprises a suction tube 1 and a sampling tube 2 screwed to the bottom end of the suction tube 1;

the bottom end of the sampling tube 2 is fixedly provided with a conical head 3;

the inside of the suction cylinder 1 is connected with a piston 11 in a matched manner, the top of the piston 11 is fixedly connected with a drawing rod 8, and the top end of the drawing rod 8 is positioned above the suction cylinder 1;

a sampling hole 12 is formed in one side of the sampling tube 2, and the sampling hole 12 is covered with a baffle 4 capable of moving up and down to adjust opening and closing.

The top end of the sampling tube 2 is communicated with the bottom end of the suction tube 1; the upper end of the sampling tube 2 is sleeved with a sealing washer 6 for sealing connection.

The suction rod 8 is connected with a through hole formed at the top end of the suction cylinder 1 in a clearance fit manner.

The rod surface of the drawing rod 8 is provided with scales 9 along the length direction, so that the drawing position of the drawing rod 8 can be conveniently judged.

A grip 7 is fixedly arranged on one side of the upper end of the suction cylinder 1 and is used for holding.

The outer tube wall of the sampling tube 2 is provided with a positioning chute 5.

The baffle 4 is in sliding connection with the positioning chute 5.

The upper end of the baffle plate 4 is fixedly provided with a connecting steel wire 10; the connecting steel wire 10 is attached to the outer wall of one side of the sampling tube 2, the top end of the connecting steel wire 10 is of a bent arc-shaped structure, and the baffle is driven to move through the connecting steel wire 10.

The using method comprises the following steps: when the tumor sampler provided by the utility model is used for sampling, the handle 7 is used for holding, then the cone head 3 is pricked into a sampling position, the baffle 4 is upwards moved by pulling the upper end of the connecting steel wire 10, the baffle 4 is slidingly guided by the positioning sliding chute 5, the sampling hole 12 is opened, then the lifting pull rod 8 is used for lifting the piston 11 upwards in the suction cylinder 1, suction is carried out through the bottom of the suction cylinder 1, negative pressure is generated, and thus suction is carried out through the sampling hole 12, and sampling is realized;

after sampling, the connecting steel wire 10 is pushed down to enable the baffle 4 to shelter the sampling hole 12 again, so that shielding is completed; sampling again, namely sampling at different positions, namely, replacing the sampling tube 2, unscrewing the sampling tube 2 through threads, screwing a new sampling tube 2 at the bottom end of the sampling tube 2, and sampling at the next position through the sampling operation;

compared with the prior art, the tumor sampler provided by the utility model has a simple integral structure, and the sampling pipe 2 is connected by threads, so that the sampling pipe 2 can be detached and replaced, and multiple sampling can be performed by installing different sampling pipes 2, so that sampling operation at different positions of tumors is realized.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A tumor sampler, characterized in that: comprises a suction cylinder (1) and a sampling tube (2) which is connected to the bottom end of the suction cylinder (1) in a threaded way;

the bottom end of the sampling tube (2) is fixedly provided with a conical head (3);

the inside of the suction cylinder (1) is connected with a piston (11) in a matched mode, the top of the piston (11) is fixedly connected with a drawing rod (8), and the top end of the drawing rod (8) is positioned above the suction cylinder (1);

a sampling hole (12) is formed in one side of the sampling tube (2), and the sampling hole (12) is covered with a baffle (4) capable of moving up and down to adjust opening and closing.

2. The tumor sampler of claim 1, wherein: the top end of the sampling tube (2) is communicated with the bottom end of the suction tube (1).

3. The tumor sampler of claim 1, wherein: the upper end of the sampling tube (2) is sleeved with a sealing gasket (6).

4. The tumor sampler of claim 1, wherein: the suction rod (8) is connected with a through hole arranged at the top end of the suction cylinder (1) in a clearance fit manner.

5. The tumor sampler of claim 1, wherein: the rod surface of the drawing rod (8) is provided with scales (9) along the length direction.

6. The tumor sampler of claim 1, wherein: a handle (7) is fixedly arranged on one side of the upper end of the suction cylinder (1).

7. The tumor sampler of claim 1, wherein: the outer pipe wall of the sampling pipe (2) is provided with a positioning chute (5).

8. The tumor sampler of claim 7, wherein: the baffle (4) is in sliding connection with the positioning chute (5).

9. The tumor sampler of claim 1, wherein: the upper end of the baffle (4) is fixedly provided with a connecting steel wire (10).

10. The tumor sampler of claim 9, wherein: the connecting steel wire (10) is attached to the outer wall of one side of the sampling tube (2), and the top end of the connecting steel wire (10) is of a bending arc structure.