CN214017633U

CN214017633U - Sampler for medical oncology puncture biopsy

Info

Publication number: CN214017633U
Application number: CN202022871181.9U
Authority: CN
Inventors: 刘鹏
Original assignee: Rudong People's Hospital
Current assignee: Rudong People's Hospital
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-24
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a sampler for medical oncology needle biopsy, its technical scheme main points are: the sampling device comprises a limiting cylinder, two limiting mechanisms which are symmetrical to each other are arranged on the bottom wall of the limiting cylinder, a limiting ring is arranged on the limiting mechanism, a sliding ring is arranged right above the limiting ring, a hollow columnar inserting cylinder is integrally formed on the bottom surface of the sliding ring, the inserting cylinder is inserted into the limiting ring and is in sliding connection with the limiting ring, a reset spring is arranged between the limiting ring and the sliding ring, a sampler is further inserted and matched in the cylinder at the top of the limiting cylinder, the sampler comprises an injection cylinder which is arranged in the limiting cylinder and is in sliding connection with the limiting cylinder, an inserting pipe is integrally formed at the bottom end of the injection cylinder, a needle head is integrally formed at the bottom end of the inserting pipe, a sampling hook is arranged on the rod body at the bottom end of the needle head, and a sample groove is formed on the top surface of the sampling hook; the utility model discloses the degree of depth in the skin is pierced to the adjustment syringe needle of being convenient for, makes things convenient for the sample operation, offers convenience for the user.

Description

Sampler for medical oncology puncture biopsy

Technical Field

The utility model relates to a sampling equipment technical field, concretely relates to sampler for medical oncology needle biopsy.

Background

The oncology department is a secondary discipline of clinical medicine and is divided into an oncology department, a tumor radiotherapy department, a tumor surgery department and the like, and the oncology department is mainly used for the medical treatment of various benign and malignant tumors; biopsy refers to a technique of taking out a diseased tissue from a patient by cutting, clamping, or puncturing, etc., and performing pathological examination, as required for diagnosis and treatment; when tumour internal medicine carries out the tumour treatment operation, often need carry out puncture biopsy sampling operation, need use corresponding sampler when carrying out puncture biopsy sampling operation, but conventional sampler exists when using, can not adjust the pjncture needle and go deep into the degree of depth in the skin, and the pjncture needle pierces too deeply or too shallowly all brings inconvenience for sampling operation, also brings certain inconvenience for the user simultaneously.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a sampler for medical oncology needle biopsy to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a sampler for medical oncology needle biopsy, includes a spacing section of thick bamboo, be provided with the stop gear of two mutual symmetries on the diapire of a spacing section of thick bamboo, the last spacing ring that is provided with of stop gear, be provided with the slip ring directly over the spacing ring, integrated into one piece has the section of thick bamboo of pegging graft that is the hollow column on the bottom surface of slip ring, the section of thick bamboo of pegging graft insert extremely in the spacing ring and with sliding connection between the spacing ring, the spacing ring with be provided with reset spring between the slip ring, the cooperation of pegging graft has the sampler in the top barrel of a spacing section of thick bamboo still.

Through adopting above-mentioned technical scheme, guarantee when using, can utilize stop gear to adjust the position of spacing ring to reach and adjust the maximum depth of sampler downstream, finally reach and pierce the degree of depth of patient's skin to the sampler and adjust, facilitate the use.

Preferably, the bottom end of the return spring is tightly welded on the limit ring, and the top end of the return spring is tightly welded on the sliding ring.

Through adopting above-mentioned technical scheme, guarantee reset spring's structure more firm stable, simultaneously, after the slip ring is pushed down, when loosening the slip ring, under reset spring's elasticity effect, can drive the slip ring and get back to initial position.

Preferably, the surface of the limiting cylinder is provided with scale marks arranged along the height direction of the limiting cylinder.

Through adopting above-mentioned technical scheme, convenient to use person in time knows the position of spacing ring to reach and pierce the degree of depth in the skin to the sampler and judge.

Preferably, the wall of the limiting cylinder is provided with two limiting sliding grooves which are symmetrical to each other and are arranged along the vertical direction, the limiting mechanism comprises a micro motor fixedly mounted on the bottom wall of the limiting cylinder, the tail end of an output shaft of the micro motor is provided with a screw rod which is vertically and upwards arranged, a threaded sleeve is in threaded connection with the screw rod, a limiting ring is fixedly mounted on the threaded sleeve, a limiting sliding block is arranged at a position on the threaded sleeve, which is opposite to the limiting sliding grooves, and the limiting sliding block is located in the limiting sliding grooves corresponding to the limiting sliding block and is in sliding connection with the limiting sliding grooves.

By adopting the technical scheme, the micro motor can be used for working when the sampler is used, the output shaft on the micro motor rotates to drive the threaded sleeve to move upwards or downwards, the limiting ring is further driven to move upwards or downwards, and the downward movement path of the sampler is adjusted.

Preferably, the fixed base on the micro motor is fixedly mounted on the bottom wall of the limiting cylinder through a plurality of fastening screws.

Through adopting above-mentioned technical scheme, conveniently carry out the fixed mounting operation to micro motor.

Preferably, a sampling hole communicated with the outside is formed in the center of the bottom wall of the limiting cylinder.

Through adopting above-mentioned technical scheme, the syringe needle on the sampler of being convenient for can normally pass the thief hole and pierce in the skin.

To sum up, the utility model discloses mainly have following beneficial effect:

the limiting mechanism and the limiting ring are arranged, so that the depth of the sampler penetrating into the skin can be adjusted, and inconvenience brought to sampling operation due to too deep or too shallow penetration is avoided; through the arranged sliding ring, and the reset spring is arranged between the sliding ring and the limiting ring, the sampler is more smoothly pulled out; finally, through the scale marks arranged on the surface of the limiting cylinder, a user can observe the position of the limiting ring and the position of the corresponding scale mark conveniently, so that the position of the limiting ring can be adjusted more accurately, and the use is facilitated.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic structural view of the limiting mechanism of the present invention;

fig. 4 is a sectional view of the limiting cylinder of the present invention;

fig. 5 is a schematic structural diagram of the sampler of the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

reference numerals: 1. a limiting cylinder; 10. scale lines; 11. a limiting chute; 111. a sampling hole; 12. a limiting mechanism; 121. a micro motor; 122. a screw; 123. a threaded sleeve; 124. a limiting slide block; 13. a limiting ring; 14. a return spring; 15. a slip ring; 16. a plug-in barrel; 2. a sampler; 20. an injection syringe; 21. inserting a pipe; 22. a needle head; 23. a sampling hook; 231. a sample tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a sampler for medical oncology needle biopsy comprises a limiting cylinder 1, two mutually symmetrical limiting mechanisms 12 are arranged on the bottom wall of the limiting cylinder 1, a limiting ring 13 is arranged on the limiting mechanisms 12, two mutually symmetrical limiting chutes 11 arranged along the vertical direction are arranged on the cylinder wall of the limiting cylinder 1, the limiting mechanisms 12 comprise micro motors 121 fixedly mounted on the bottom wall of the limiting cylinder 1, and fixing bases on the micro motors 121 are fixedly mounted on the bottom wall of the limiting cylinder 1 through a plurality of fastening screws, so that the micro motors 121 can be conveniently and fixedly mounted; the tail end of an output shaft of the micro motor 121 is tightly welded with a screw 122 which is vertically and upwards arranged, a threaded sleeve 123 is connected to the screw 122 in a threaded manner, a limiting ring 13 is tightly welded to the threaded sleeve 123, a limiting slide block 124 is integrally formed at a position, opposite to the limiting slide groove 11, on the threaded sleeve 123, the limiting slide block 124 is positioned in the limiting slide groove 11 corresponding to the limiting slide block and is in sliding connection with the limiting slide groove 11, a sampler 2 is further inserted and matched in the barrel at the top of the limiting barrel 1, and the micro motor 121 can be used for working when the micro motor is used, the output shaft on the micro motor rotates to drive the threaded sleeve 123 to move upwards or downwards, and further drives the limiting ring 13 to move upwards or downwards, so that the maximum depth of the sampler 2 moving downwards is adjusted, and finally the depth of the sampler 2 penetrating into the skin of a patient is adjusted, and the micro motor is convenient to use;

specifically, be provided with the slip ring 15 directly over the spacing ring 13, the slip ring 15 be located spacing section of thick bamboo 1 and with sliding connection between the spacing section of thick bamboo 1, integrated into one piece has the section of thick bamboo 16 of pegging graft that is hollow column on the bottom surface of slip ring 15, peg graft section of thick bamboo 16 insert to spacing ring 13 in and with sliding connection between the spacing ring 13, be provided with reset spring 14 between spacing ring 13 and the slip ring 15, reset spring 14's bottom zonulae occludens on spacing ring 13, reset spring 14's top zonulae occludens on slip ring 15, guarantee that reset spring 14's structure is more firm stable, and simultaneously, after slip ring 15 is pushed down, when loosening slip ring 15, under reset spring 14's elastic force effect, can drive slip ring 15 and get back to the initial position.

Further, as shown in fig. 1, fig. 2, fig. 5 and fig. 6, the sampler 2 includes the syringe tube 20 that sets up in a spacing section of thick bamboo 1 and with sliding connection between a spacing section of thick bamboo 1, the bottom integrated into one piece of syringe tube 20 has a peg graft pipe 21, peg graft pipe 21 and slip ring 15 and peg graft and all peg graft cooperation between the section of thick bamboo 16, the bottom integrated into one piece of peg graft pipe 21 has a syringe needle 22, be provided with sample hook 23 on the body of rod of the bottom of syringe needle 22, be provided with sample groove 231 on the top surface of sample hook 23, when guaranteeing to use, after inserting syringe needle 22 in the skin, along with pulling out of syringe needle 22, sample hook 23 can hook partial sample, conveniently carry out sampling operation, simultaneously through the syringe tube 20 that sets up, also be convenient for when needs, can inject the liquid medicine.

In addition, the surface of a spacing section of thick bamboo 1 is provided with scale mark 10 along the setting of a 1 direction of height of a spacing section of thick bamboo, and a 1 transparent material of a spacing section of thick bamboo, and convenient to use person in time knows the position of spacing ring 13 when using to reach and pierce the degree of depth in the skin to sampler 2 and judge.

It is worth to say that, the central position of the bottom wall of the limiting cylinder 1 is provided with a sampling hole 111 communicated with the outside, so that the needle 22 on the sampler 2 can normally pass through the sampling hole 111 and penetrate into the skin.

It is noted that the micro motor 121 in the present embodiment is a conventional technology, and is not described herein again.

The utility model discloses a sampler for medical oncology needle biopsy is when using, at first judge the degree of depth that syringe needle 22 need puncture in the skin, switch on external power supply and make its work with micro motor 121, micro motor 121 works, output shaft forward rotation or reverse rotation on it drives screw rod 122 to rotate, screw rod 122 forward rotation or reverse rotation drive with its threaded connection's threaded sleeve 123 upwards or move downwards, further drive spacing ring 13 upwards or move downwards, after spacing ring 13 moved to suitable position, insert syringe needle tube 20 in spacing section of thick bamboo 1, and guarantee that grafting pipe 21 and syringe needle 22 all insert in slip ring 15 and grafting section of thick bamboo 16, on hugging closely the skin with spacing section of thick bamboo 1, extrude syringe needle tube 20 downwards, along with syringe needle tube 20 moves downwards can drive syringe needle 22 to pierce the tumour position in the skin, extract syringe needle tube 20 again, at this moment, the sampling hook 23 can hook part of samples, and the sampling operation is conveniently carried out, so that the problem that the conventional sampler cannot adjust the depth of the puncture needle deep into the skin when in use, and the puncture needle is punctured too deeply or too shallowly to bring inconvenience to the sampling operation and also bring certain inconvenience to a user is solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sampler for medical oncology needle biopsy which characterized in that: including a limiting cylinder (1), be provided with stop gear (12) of two mutual symmetries on the diapire of a limiting cylinder (1), be provided with spacing ring (13) on stop gear (12), be provided with slip ring (15) directly over spacing ring (13), integrated into one piece has a section of thick bamboo (16) of pegging graft that is hollow column on the bottom surface of slip ring (15), peg graft a section of thick bamboo (16) insert extremely in spacing ring (13) and with sliding connection between spacing ring (13), spacing ring (13) with be provided with reset spring (14) between slip ring (15), it has sampler (2) to go back the grafting cooperation in the top barrel of a limiting cylinder (1).

2. The sampler for needle biopsy in oncology department according to claim 1, characterized in that: the bottom end of the return spring (14) is tightly welded on the limiting ring (13), and the top end of the return spring (14) is tightly welded on the sliding ring (15).

3. The sampler for needle biopsy in oncology department according to claim 1, characterized in that: the surface of the limiting cylinder (1) is provided with scale marks (10) arranged along the height direction of the limiting cylinder (1).

4. The sampler for needle biopsy in oncology department according to claim 1, characterized in that: the limiting mechanism is characterized in that two limiting sliding grooves (11) which are symmetrical to each other and are arranged along the vertical direction are formed in the wall of the limiting cylinder (1), the limiting mechanism (12) comprises a micro motor (121) fixedly installed on the bottom wall of the limiting cylinder (1), a screw rod (122) which is vertically and upwards arranged is arranged at the tail end of an output shaft of the micro motor (121), a threaded sleeve (123) is connected onto the screw rod (122) in a threaded mode, a limiting ring (13) is fixedly installed on the threaded sleeve (123), a limiting sliding block (124) is arranged at the position, right opposite to the limiting sliding grooves (11), on the threaded sleeve (123), and the limiting sliding block (124) is located in the limiting sliding grooves (11) corresponding to the limiting sliding block and is connected with the limiting sliding grooves (11) in a sliding mode.

5. The sampler for needle biopsy in oncology department according to claim 4, characterized in that: the fixing base on the micro motor (121) is fixedly installed on the bottom wall of the limiting cylinder (1) through a plurality of fastening screws.

6. The sampler for needle biopsy in oncology department according to claim 1, characterized in that: and a sampling hole (111) communicated with the outside is formed in the center of the bottom wall of the limiting cylinder (1).