CN210843189U

CN210843189U - Sampler for medical oncology

Info

Publication number: CN210843189U
Application number: CN201921436930.6U
Authority: CN
Inventors: 林旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-06-26
Anticipated expiration: 2029-08-29

Abstract

The utility model provides a sampler for medical oncology. The sampler for medical oncology includes: the cylinder body is of a cylindrical structure with one open end; the hemostatic mechanism is connected in the barrel; sampling mechanism, sampling mechanism connects in the barrel, and sampling mechanism includes sampling needle, disc, pipe, opening, telescopic link, drain pipe, first piston, push rod, first piston cylinder, push pedal and catch basin, through the first piston cylinder of support fixedly connected with in the barrel, the surface intercommunication of first piston cylinder has the drain pipe, and sliding connection has first piston in the first piston cylinder, the one end of a side fixed connection push rod of first piston, the other end of push rod runs through first piston cylinder and fixedly connected with push pedal, and the one end of telescopic link connecting tube is passed through to the another side of first piston. The utility model provides a sampler for medical oncology has the advantage that the sample position can be adjusted.

Description

Sampler for medical oncology

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a sampler for medical oncology.

Background

The tumor is a new organism formed by local histiocyte proliferation of an organism under the action of various tumorigenic factors, and the new organism is mostly in an occupied block-shaped bulge, also called a neoplasm, and the tumor needs to be sampled and detected in the clinical treatment process of the tumor.

In-process at clinical sampling, also can carry out the pathology typing to the tumour through the sample to tumour hydrops, present sampler for medical oncology is when using, and after the device inserted the patient internal, its sample position just has been fixed to the requirement and the positioning accuracy of earlier stage tumour position to the doctor require highly, thereby increase the degree of difficulty of sample.

Therefore, there is a need to provide a new sampler for oncology to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a sampler for medical oncology that sample position can be adjusted.

The utility model provides a sampler for medical oncology includes: the cylinder body is of a cylindrical structure with one open end; the hemostatic mechanism is connected in the barrel; the sampling mechanism is connected in the cylinder body, the sampling mechanism comprises a sampling needle, a disc, a guide pipe, an opening, a telescopic rod, a liquid outlet pipe, a first piston, a push rod, a first piston cylinder, a push plate and a water storage tank, the first piston cylinder is fixedly connected in the cylinder body through a support, the liquid outlet pipe is communicated with the outer surface of the first piston cylinder, a first piston is connected in the first piston cylinder in a sliding mode, one side face of the first piston is fixedly connected with one end of the push rod, the other end of the push rod penetrates through the first piston cylinder and is fixedly connected with the push plate, the other side face of the first piston is connected with one end of the guide pipe through the telescopic rod, the opening is formed in one end, located in the first piston cylinder, of the guide pipe, the other end of the guide pipe penetrates through the first piston cylinder and is communicated with the water storage tank in the disc, the sampling needle is connected with the, and the sampling needle is arranged deviating from the rotation center of the disc.

Preferably, the hemostasis mechanism comprises hemostasis cotton cloth, a mounting plate, an air guide tube, an air bag, a connecting rod, a spring, a second piston cylinder and a second piston, the second piston cylinder is fixedly connected to the outer surface of the guide tube, the second piston is slidably connected in the second piston cylinder, one end, far away from the opening of the cylinder body, of the second piston cylinder is connected to one end of the air guide tube, and the other end of the air guide tube penetrates through the cylinder body and is connected with the air bag; one end of a second piston fixed connection connecting rod, one end of the connecting rod, which is located in the second piston cylinder, is provided with a spring in series, the other end of the connecting rod penetrates through the second piston cylinder, the disc and the fixed connection mounting plate, and the mounting plate and the disc are fixedly connected with hemostatic cotton cloth in the back.

Preferably, the sampling needle passes through the opening of the barrel and extends to the outside of the barrel.

Preferably, the liquid outlet pipe is positioned outside the cylinder body, and a sealing cover is in threaded connection with an opening of the liquid outlet pipe.

Preferably, the guide pipe is fixedly connected with a side rotation center of the disc.

Preferably, the sampling needle is in threaded connection with the disc.

Preferably, one end of the cylinder body close to the opening of the cylinder body is provided with a round angle.

Compared with the prior art, the utility model provides a sampler for medical oncology has following beneficial effect:

the utility model provides a sampler for oncology, when using, and puncture tumour tissue through the sampling needle, then the pulling push pedal, make first piston slide in first piston cylinder, thereby make tumour hydrops lead-in to first piston cylinder in through sampling needle and pipe, accomplish the sample of tumour hydrops, and make first piston rotate through rotating the push pedal, under the effect of telescopic link and pipe, make disc and sampling needle rotate, and then the sampling needle can rotate when guaranteeing that the barrel does not rotate, thereby make the puncture position of sampling needle adjust, the flexibility that the improvement device used, reduce the degree of difficulty of tumour sample, and reduce patient's uncomfortable and feel.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a sampler for medical oncology provided in the present invention;

FIG. 2 is a schematic view of a portion of the sampling mechanism of FIG. 1;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

Reference numbers in the figures: 1. hemostasis mechanism, 11, hemostasis cotton cloth, 12, mounting panel, 13, air duct, 14, gasbag, 15, connecting rod, 16, spring, 17, second piston section of thick bamboo, 18, second piston, 2, barrel, 3, support, 4, sampling mechanism, 41, sample needle, 42, disc, 43, pipe, 44, opening, 45, telescopic link, 46, drain pipe, 47, first piston, 48, push rod, 49, first piston section of thick bamboo, 49a, push pedal, 49b, catch basin.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a sampler for medical oncology according to a preferred embodiment of the present invention; FIG. 2 is a schematic view of a portion of the sampling mechanism of FIG. 1; fig. 3 is a partially enlarged view of a portion a in fig. 1. Sampler for medical oncology includes: the cylinder body 2 is of a cylindrical structure with one open end; the hemostatic mechanism 1 is connected in the barrel body 2; and the sampling mechanism 4 is connected in the barrel 2.

In the specific implementation process, as shown in fig. 1 and fig. 2, the sampling mechanism 4 includes a sampling needle 41, a disc 42, a conduit 43, an opening 44, an expansion link 45, a liquid outlet pipe 46, a first piston 47, a push rod 48, a first piston cylinder 49, a push plate 49a and a water storage tank 49b, the first piston cylinder 49 is fixedly connected inside the cylinder 2 through the bracket 3, the liquid outlet pipe 46 is communicated with the outer surface of the first piston cylinder 49, the first piston 47 is connected inside the first piston cylinder 49 in a sliding manner, one side surface of the first piston 47 is fixedly connected with one end of the push rod 48, the other end of the push rod 48 penetrates through the first piston cylinder 49 and is fixedly connected with the push plate 49a, and the side surface of the first piston 47 is connected with one end of the conduit 43 through the expansion link 45, wherein one end of the conduit 43 inside the first piston cylinder 49 is provided with the opening 44, and the other end of the conduit 43 penetrates through the first piston cylinder 49 and is communicated with, and the disc 42 is connected with the sampling needle 41 on the opposite side of the conduit 43, the sampling needle 41 is also communicated with the water storage tank 49b, and the sampling needle 41 is arranged deviating from the rotation center of the disc 42.

Need to explain: when the device is used, the cylinder body 2 is inserted into a patient body (such as an esophagus), the sampling needle 41 punctures tumor tissues, then the push plate 49a is pulled, the first piston 47 slides in the first piston cylinder 49, so that tumor effusion is guided into the first piston cylinder 49 through the sampling needle 41 and the conduit 43, sampling of the tumor effusion is completed, the first piston 47 rotates by rotating the push plate 49a, the disc 42 and the sampling needle 41 rotate under the action of the telescopic rod 45 and the conduit 43, and the sampling needle 41 can rotate when the cylinder body 1 does not rotate, so that the puncture position of the sampling needle 41 is adjusted, the flexibility of the device is improved, the difficulty of tumor sampling is reduced, and discomfort of the patient is reduced.

Referring to fig. 1 and 3, the hemostatic mechanism 1 includes a hemostatic cotton cloth 11, a mounting plate 12, an air duct 13, an air bag 14, a connecting rod 15, a spring 16, a second piston cylinder 17 and a second piston 18, the outer surface of the guide tube 43 is fixedly connected with the second piston cylinder 17, the second piston cylinder 17 is slidably connected with the second piston 18, one end of the second piston cylinder 17, which is far away from the opening of the cylinder body 2, is connected to one end of the air duct 13, and the other end of the air duct 13 penetrates through the cylinder body 2 and is connected with the air bag 14; one end of a connecting rod 15 is fixedly connected with the second piston 18, a spring 16 is strung at one end of the connecting rod 15, which is positioned in the second piston cylinder 17, the other end of the connecting rod 15 penetrates through the second piston cylinder 17, the disc 42 and the mounting plate 12, and the mounting plate 12 and the disc 42 are fixedly connected with hemostatic cotton cloth 11 in a back-to-back mode.

Need to explain: have the hemostasis liquid medicine on the hemostasis cotton 11, after the sample is accomplished, through extrusion gasbag 14, make gas in the gasbag 14 enter into second piston cylinder 17, thereby promote the motion of second piston 18, under the effect of connecting rod 15, make mounting panel 12 and the motion of hemostasis cotton 11, thereby the puncture position to sampling needle 41 of hemostasis liquid medicine through on the hemostasis cotton 11 stanchs, thereby the device has hemostatic function, and need not insert other hemostasis devices again patient internal, thereby reduce patient's misery.

Referring to fig. 1, the sampling needle 41 passes through the opening of the barrel 2 and extends to the outside of the barrel 2.

Need to explain: ensuring that the sampling needle 41 can penetrate the tumor tissue.

Referring to fig. 1, the liquid outlet pipe 46 is located outside the cylinder 2, and a sealing cover is screwed at the opening of the liquid outlet pipe 46.

Need to explain: the tumor effusion after sampling is drained through the drainage tube 46.

Referring to fig. 1 with reference to fig. 2, the guide tube 43 is fixedly coupled to one side rotation center of the disk 42.

Need to explain: the disc 42 can be ensured to rotate stably in the cylinder 1.

Referring to fig. 1, the sampling needle 41 is threadedly coupled to the disk 42.

Need to explain: the needle 41 can be separated from the disk 42 by rotating the needle 41, thereby facilitating the replacement of the needle 41.

Referring to fig. 1, one end of the cylinder 2 near the opening is provided with a round angle.

Need to explain: the rounded corners make the cartridge 1 more rounded.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A sampler for medical oncology, comprising:

the cylinder body (2), the cylinder body (2) is a cylinder structure with one open end;

the hemostatic mechanism (1), the hemostatic mechanism (1) is connected in the barrel (2);

sampling mechanism (4), sampling mechanism (4) is connected in barrel (2), and sampling mechanism (4) includes sampling needle (41), disc (42), pipe (43), opening (44), telescopic link (45), drain pipe (46), first piston (47), push rod (48), first piston cylinder (49), push pedal (49a) and catch basin (49b), through support (3) fixedly connected with first piston cylinder (49) in barrel (2), the surface intercommunication of first piston cylinder (49) has drain pipe (46), and sliding connection has first piston (47) in first piston cylinder (49), the one end of push rod (48) is fixedly connected to a side of first piston (47), the other end of push rod (48) runs through first piston cylinder (49) and fixedly connected with push pedal (49a), and the one end of pipe (43) is connected through telescopic link (45) to another side of first piston (47), wherein opening (44) have been seted up to the one end that pipe (43) are located first piston cylinder (49), and the other end of pipe (43) runs through first piston cylinder (49) and communicates each other with catch basin (49b) in disc (42), and disc (42) and the face that pipe (43) were carried on the back is connected with sampling needle (41), sampling needle (41) also communicate each other with catch basin (49b), and sampling needle (41) skew the center of rotation setting of disc (42).

2. The sampler for the oncology department according to claim 1, wherein the hemostasis mechanism (1) comprises hemostasis cotton cloth (11), a mounting plate (12), an air guide tube (13), an air bag (14), a connecting rod (15), a spring (16), a second piston cylinder (17) and a second piston (18), the outer surface of the guide tube (43) is fixedly connected with the second piston cylinder (17), the second piston (18) is connected in the second piston cylinder (17) in a sliding manner, one end, far away from the opening of the cylinder body (2), of the second piston cylinder (17) is connected to one end of the air guide tube (13), and the other end of the air guide tube (13) penetrates through the cylinder body (2) and is connected with the air bag (14); one end of second piston (18) fixed connection connecting rod (15), one end that connecting rod (15) are located second piston cylinder (17) has spring (16) in cluster, and the other end of connecting rod (15) runs through second piston cylinder (17) and disc (42) and fixedly connected with mounting panel (12), and face fixedly connected with hemostasis cotton (11) that mounting panel (12) and disc (42) carried on the back mutually.

3. Sampler for oncology according to claim 1, characterized in that the sampling needle (41) passes through the opening of the barrel (2) and extends outside the barrel (2).

4. Sampler for oncology department according to claim 1, characterized in that the outlet tube (46) is located outside the barrel (2) and a sealing cover is screwed to the opening of the outlet tube (46).

5. Sampler for medical oncology according to claim 1, characterized in that the guide tube (43) is fixedly connected to a side centre of rotation of the disc (42).

6. Sampler for oncology according to claim 1, characterized in that the sampling needle (41) is screwed to the disc (42).

7. Sampler for medical oncology according to claim 1, characterized in that the end of the cylinder (2) close to its opening is rounded.