CN220141707U

CN220141707U - Urinary tumor sampling device

Info

Publication number: CN220141707U
Application number: CN202321394646.3U
Authority: CN
Inventors: 廖文峰
Original assignee: Tianjin Medical University Cancer Institute and Hospital
Current assignee: Tianjin Medical University Cancer Institute and Hospital
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-12-08
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a urinary tumor sampling device which comprises a sampling tube, a sleeve and a backing ring, wherein a needle head and a spring tube are respectively fixed at the bottom and the top of the sampling tube, positioning blocks are fixed at the left side and the right side of the sampling tube, a sliding groove matched with the width of the positioning blocks is formed in the inner side of the sleeve, and the sleeve is in sliding connection with the sampling tube. According to the utility model, the sleeve is arranged in the sleeve, the sampling tube is supported by the backing ring, the backing ring can be placed on the skin surface of a patient for puncture sampling through the arrangement, so that the sampling tube is not easy to shake, the sampling process is more stable, secondary damage to the patient is avoided, the limiting ring and the fixing mechanism are arranged, the upper and lower positions of the limiting ring can be adjusted through the fixing mechanism, the puncture depth of the needle head can be adjusted through changing the depth of the sampling tube placed in the sleeve, and the accurate puncture sampling can be performed on patients with different fatness and thinness.

Description

Urinary tumor sampling device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a urinary tumor sampling device.

Background

The tumor of the urinary system is a tumor which occurs at any part of the urinary system and comprises tumors of the kidney, the renal pelvis, the ureter, the bladder and the urethra, wherein the viscera with a pipeline are arranged below the renal pelvis, the urothelium is covered in the cavity, the contacted internal environment is urine, the urothelium is usually caused to generate the tumor by the carcinogen through the urine, and in order to improve the subsequent treatment effect, the tumor in the patient body is sampled and detected before the operation;

the prior technical proposal has the following defects: at present, some problems still exist in the tumor sampling process, and at present, the needle and the needle are generally used for puncture sampling, however, medical staff can not avoid the condition of hand shake in the process of inserting the needle, the needle can deviate at the moment, sampling failure is caused, secondary injury can be brought to patients, in addition, due to the existence of fat, the patients with different statures need different puncture depths, and the needle used at present can not accurately control the puncture depth, so that a lot of troubles are brought to sampling work.

Disclosure of Invention

First, the technical problem to be solved

The present utility model is directed to a urinary tumor sampling device, which solves the above-mentioned problems in the prior art.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a urinary tumor sampling device, includes sampling tube, sleeve and backing ring, the bottom and the top of sampling tube are fixed with syringe needle and spring pipe respectively, the left and right sides of sampling tube all is fixed with the locating piece, telescopic inboard seted up the spout with locating piece width looks adaptation, sliding connection between sleeve and the sampling tube, telescopic bottom center department has seted up the diameter slightly and has been greater than the circular notch of syringe needle, telescopic spout slip is embedded to have the spacing ring, the outside of spacing ring is connected with fixed establishment, fixed establishment's one end is located telescopic outside, the upper end both sides of backing ring all are fixed with the support, the top of support is fixed in telescopic bottom left and right sides, the syringe needle is located the center department of backing ring.

Preferably, the fixed establishment includes connecting block, pull ring, fixture block, stopper, slide bar, gasket and spring, the one end of connecting block links to each other with the locating piece is fixed, the inboard of pull ring links to each other with the stopper is fixed, the opposite side of stopper links to each other with the slide bar is fixed, the other end of slide bar links to each other with the gasket is fixed, the spout with gasket width looks adaptation is seted up to the inboard of connecting block, the spring housing is established in the outside of slide bar and one end links to each other with the gasket is fixed, the fixture block is fixed in the inboard of pull ring, the draw-in groove with fixture block size looks adaptation is seted up to telescopic side.

Preferably, the fixture blocks are provided with two groups, the two groups of fixture blocks are symmetrically fixed on the inner side of the pull ring, and the side surfaces of the sleeve are vertical and equidistant to form clamping grooves matched with the sizes of the fixture blocks.

Preferably, the backing ring is arranged in a C shape, and a rubber sleeve is sleeved at the bottom of the backing ring.

Preferably, a fixed sleeve is fixed at the center of the bottom of the sleeve, a compression ring is fixed at the bottom of the fixed sleeve, and a sponge sheet is arranged at the lower side of the compression ring.

Preferably, the diameter of the sponge sheet is larger than that of the compression ring, and a perforation is arranged at the center of the sponge sheet.

Preferably, the inner diameter of the compression ring is slightly larger than the outer diameter of the needle, and the needle penetrates through the compression ring and the sponge sheet and extends to the lower part of the compression ring.

Preferably, the fixing sleeve is formed by telescoping a thick sleeve and a thin sleeve, and has certain friction force.

Preferably, the spring tube is made of soft plastic material and has an elastic reset function.

Preferably, the top of fixed block is fixed with the link, the top of link is fixed with the preforming, the preforming is located the spring pipe directly over.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that: this urinary tumor sampling device is rational in infrastructure, has following advantage:

(1) Through being provided with the sleeve, the sampling tube is placed inside the sleeve, the sleeve is supported through the backing ring, the backing ring can be placed on the skin surface of a patient through the arrangement, so that the sampling tube is not easy to shake, the sampling process is more stable, secondary injury of the patient is avoided, through being provided with the limiting ring and the fixing mechanism, the limiting ring can adjust the upper and lower positions of the limiting ring through the fixing mechanism, the arrangement can adjust the puncture depth of the needle head by changing the depth of the sampling tube placed in the sleeve, and the arrangement can be used for accurately puncture and sampling patients with different fatness and thinness;

(2) Through being provided with fixed cover and clamping ring, fixed cover and clamping ring cooperation are with the skin surface of sponge piece pressfitting at patient puncture position, and the sponge piece can dip in antiseptic solution in advance to this prevents wound infection that appears when puncturing, can press the sponge piece at patient puncture position skin surface after the puncture simultaneously, thereby prevents wound bleeding, compresses the spring pipe through the preforming, can stir the preforming after the syringe needle punctures, and spring pipe elasticity is restored this moment, so as to realize negative pressure suction, and this setting is more stable for piston type suction.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view of a sleeve according to the present utility model;

FIG. 3 is a schematic top view of a fixing mechanism according to the present utility model;

FIG. 4 is a schematic side view of the sleeve surface of the present utility model;

FIG. 5 is a schematic top view of a backing ring according to the present utility model

Fig. 6 is a schematic elevational view of the present utility model.

Reference numerals in the drawings illustrate: 1. a sampling tube; 2. a sleeve; 3. a backing ring; 4. a needle; 5. a spring tube; 6. a positioning block; 7. a limiting ring; 8. a fixing mechanism; 81. a connecting block; 82. a pull ring; 83. a clamping block; 84. a limiting block; 85. a slide bar; 86. a gasket; 87. a spring; 9. a bracket; 10. a fixed sleeve; 11. a compression ring; 12. a sponge sheet; 13. a fixed block; 14. a connecting frame; 15. tabletting.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, the urinary tumor sampling device provided by the utility model comprises a sampling tube 1, a sleeve 2 and a backing ring 3, wherein a needle 4 and a spring tube 5 are respectively fixed at the bottom and the top of the sampling tube 1, positioning blocks 6 are respectively fixed at the left side and the right side of the sampling tube 1, a chute matched with the width of the positioning blocks 6 is formed in the inner side of the sleeve 2, the sleeve 2 is in sliding connection with the sampling tube 1, a circular notch with the diameter slightly larger than that of the needle 4 is formed in the center of the bottom of the sleeve 2, a limiting ring 7 is embedded in the chute of the sleeve 2 in a sliding manner, a fixing mechanism 8 is connected to the outer side of the limiting ring 7, one end of the fixing mechanism 8 is positioned on the outer side of the sleeve 2, supports 9 are respectively fixed at the two sides of the upper end of the backing ring 3, the top of each support 9 is fixed at the left side and the right side of the bottom of the sleeve 2, the needle 4 is positioned at the center of the backing ring 3, the sleeve 2 is arranged through the sleeve 2, the sampling tube 1 is placed inside the sleeve 2, the sleeve 2 is arranged, the sleeve 3 is supported, the circular notch is matched with the width of the positioning blocks 6, the sleeve 3 is arranged on the skin surface of a patient, the patient is in the sampling tube, the sampling tube is not easy to shake, the circular notch is slightly, the diameter is slightly, the circular notch is larger than the needle, the needle 4, the one end is larger than the needle is than the needle 4, the needle is just can be stably positioned at the upper end of the needle 7, and can be fixed by the needle through the fixing mechanism and can be accurately and can be adjusted through the fixing mechanism through the needle 7, and has the limiting mechanism through the needle 7.

The fixed establishment 8 includes connecting block 81, pull ring 82, fixture block 83, stopper 84, slide bar 85, gasket 86 and spring 87, the one end of connecting block 81 links to each other with locating piece 6 is fixed, the inboard of pull ring 82 links to each other with stopper 84 is fixed, the opposite side of stopper 84 links to each other with slide bar 85 is fixed, the other end of slide bar 85 links to each other with gasket 86 is fixed, the spout with gasket 86 width looks adaptation is seted up to the inboard of connecting block 81, the spring 87 cover is established in the outside of slide bar 85 and one end links to each other with gasket 86 is fixed, fixture block 83 is fixed in the inboard of pull ring 82, the draw-in groove with fixture block 83 size looks adaptation is seted up to the side of sleeve 2, fixed establishment 8 makes fixture block 83 card income sleeve 2 side's draw-in groove through spring 87 pulling pull ring 82, thereby realize spacing fixed of spacing ring 7, this kind of fixed mode makes its subsequent adjustment more simple and convenient.

The clamping blocks 83 are provided with two groups, the two groups of clamping blocks 83 are symmetrically fixed on the inner side of the pull ring 82, clamping grooves matched with the clamping blocks 83 in size are formed in the side face of the sleeve 2 vertically and equidistantly, and different depths corresponding to the insertion of the needle head 4 are formed in the side face of the sleeve 2.

The backing ring 3 is set to the C type, and the bottom cover of backing ring 3 is equipped with the rubber sleeve, can be convenient for medical personnel to operate through setting up the backing ring 3 to the C type, and the rubber sleeve material of backing ring 3 bottom is softer to improve the comfort level when patient punctures.

The bottom center department of sleeve 2 is fixed with fixed cover 10, and the bottom of fixed cover 10 is fixed with clamping ring 11, and the downside of clamping ring 11 is provided with sponge piece 12, through being provided with fixed cover 10 and clamping ring 11, and fixed cover 10 and clamping ring 11 cooperation are pressed the skin surface at patient puncture position with sponge piece 12, and sponge piece 12 can dip in advance the antiseptic solution to prevent the wound infection that appears when puncturing.

The diameter of the sponge sheet 12 is larger than that of the compression ring 11, and a perforation is arranged at the center of the sponge sheet 12, so that the sponge sheet 12 can be pressed on the skin surface of a puncture part of a patient after puncture, and bleeding of a wound is prevented.

The inside diameter of the compression ring 11 is slightly larger than the outer diameter of the needle 4, and the needle 4 passes through the compression ring 11 and the sponge sheet 12 and extends to the lower part thereof.

The fixing sleeve 10 is formed by telescoping a thick sleeve and a thin sleeve, has certain friction force, and can be used under the condition that the surface of the skin of a patient is swollen and uneven due to the fact that the thick sleeve and the thin sleeve are assembled.

The spring tube 5 is made of soft plastic material and has an elastic resetting function.

The top of sleeve 2 is seted up flutedly, and the rotation is fixed with fixed block 13 in the recess, and the top of fixed block 13 is fixed with link 14, and the top of link 14 is fixed with preforming 15, and preforming 15 is located directly over spring pipe 5, through fixed block 13, link 14 and preforming 15, compresses spring pipe 5 through preforming 15, can stir preforming 15 after syringe needle 4 punctures, and spring pipe 5 elastic recovery is this moment to realize negative pressure suction, this setting is more stable for piston type suction.

Working principle: when the device is used, firstly, the sponge sheet 12 is dipped with a cancellation solution and placed below the pressure ring 11, then the backing ring 3 is placed on the skin surface of a patient, at the moment, the center of the pressure ring 11 is aligned to the puncture position of the patient, the position of the limiting ring 7 is regulated by the fixing mechanism 8, the puncture depth of the needle 4 can be accurately controlled, however, the sampling tube 1 is slowly placed into the sleeve 2, along with the placement of the sampling tube 1, the needle 4 slowly punctures the skin of the patient, when the sampling tube 1 cannot be placed, the needle 4 reaches the appointed puncture depth, the pressing sheet 15 can be stirred to rotate out from the upper side of the spring tube 5, the tumor mass and the accumulated liquid are sucked into the sampling tube 1 by the negative pressure generated by elastic recovery of the spring tube 5, the sampling tube 1 is pulled upwards after the sampling is completed, and at the moment, the sponge sheet 12 stays at the puncture position of the patient to play a role in hemostasis.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a urinary tumor sampling device, includes sampling tube (1), sleeve (2) and backing ring (3), its characterized in that: the bottom and the top of sampling tube (1) are fixed with syringe needle (4) and spring pipe (5) respectively, the left and right sides of sampling tube (1) all is fixed with locating piece (6), spout with locating piece (6) width looks adaptation is seted up to the inboard of sleeve (2), sliding connection between sleeve (2) and sampling tube (1), circular notch that the diameter slightly is greater than syringe needle (4) is seted up in the bottom center department of sleeve (2), the slip is embedded in the spout of sleeve (2) has spacing ring (7), the outside of spacing ring (7) is connected with fixed establishment (8), the one end of fixed establishment (8) is located the outside of sleeve (2), the upper end both sides of spacing ring (3) all are fixed with support (9), the top of support (9) is fixed in the bottom left and right sides of sleeve (2), syringe needle (4) are located the center department of spacing ring (3).

2. A urinary tumor sampling device according to claim 1, wherein: fixed establishment (8) include connecting block (81), pull ring (82), fixture block (83), stopper (84), slide bar (85), gasket (86) and spring (87), the one end of connecting block (81) links to each other with locating piece (6) is fixed, the inboard of pull ring (82) links to each other with stopper (84) is fixed, the opposite side of stopper (84) links to each other with slide bar (85) is fixed, the other end of slide bar (85) links to each other with gasket (86) is fixed, the spout with gasket (86) width looks adaptation is seted up to the inboard of connecting block (81), the outside and one end and gasket (86) fixed link to each other at slide bar (85) are established to spring (87) cover, fixture block (83) are fixed in the inboard of pull ring (82), the draw-in groove with fixture block (83) size looks adaptation is seted up to the side of sleeve (2).

3. A urinary tumor sampling device according to claim 2, wherein: the clamping blocks (83) are provided with two groups, the two groups of clamping blocks (83) are symmetrically fixed on the inner side of the pull ring (82), and clamping grooves matched with the clamping blocks (83) in size are vertically and equidistantly formed in the side face of the sleeve (2).

4. A urinary tumor sampling device according to claim 1, wherein: the backing ring (3) is arranged in a C shape, and a rubber sleeve is sleeved at the bottom of the backing ring (3).

5. A urinary tumor sampling device according to claim 1, wherein: the fixing sleeve is characterized in that a fixing sleeve (10) is fixed at the center of the bottom of the sleeve (2), a pressing ring (11) is fixed at the bottom of the fixing sleeve (10), and a sponge sheet (12) is arranged on the lower side of the pressing ring (11).

6. The urinary tumor sampling apparatus of claim 5, wherein: the diameter of the sponge sheet (12) is larger than that of the compression ring (11), and a perforation is arranged at the center of the sponge sheet (12).

7. The urinary tumor sampling apparatus of claim 5, wherein: the inner side diameter of the compression ring (11) is slightly larger than the outer diameter of the needle head (4), and the needle head (4) penetrates through the compression ring (11) and the sponge sheet (12) and extends to the lower side of the compression ring.

8. The urinary tumor sampling apparatus of claim 5, wherein: the fixing sleeve (10) is formed by extending and contracting a thick sleeve and a thin sleeve, and has certain friction force.

9. A urinary tumor sampling device according to claim 1, wherein: the spring tube (5) is made of soft plastic material and has an elastic reset function.

10. A urinary tumor sampling device according to claim 1, wherein: the top of sleeve (2) is seted up flutedly, and the recess rotation is fixed with fixed block (13), the top of fixed block (13) is fixed with link (14), the top of link (14) is fixed with preforming (15), preforming (15) are located directly over spring pipe (5).