CN210447157U

CN210447157U - Special puncture needle for nephrology department

Info

Publication number: CN210447157U
Application number: CN201920554578.XU
Authority: CN
Inventors: 王晨琛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-05-05
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses a special pjncture needle of nephrology dept, comprising a base plate, the bottom both sides fixed connection thread piece of bottom plate, the surface cover of thread piece is equipped with the thread bush, the thread bush with threaded connection between the thread piece, open at the middle part of bottom plate has the through-hole, the top fixedly connected with sleeve of bottom plate, telescopic inside is equipped with the needle body, the bottom of needle body is connected with the syringe needle, open telescopic one side has the spout, the top of needle body is connected with the top, telescopic one side is equipped with the bracing piece, the bracing piece with bottom plate fixed connection, the top with be equipped with coupling mechanism between the bracing piece, coupling mechanism's below is equipped with stop gear. Has the advantages that: this pjncture needle conveniently controls the puncture depth, improves the puncture quality, and the precision of guarantee puncture can support the pjncture needle simultaneously, and can adjust the puncture angle, reaches the position of ideal puncture, makes things convenient for medical personnel to carry out the operation of puncture.

Description

Special puncture needle for nephrology department

Technical Field

The utility model relates to a pjncture needle technical field particularly, relates to a special pjncture needle of nephrology dept.

Background

The puncture needle is a common medical appliance and can be used for puncturing organs and tissues or injecting medicaments, the kidney is an important organ of a human body, the structure is complex, and the puncture needle is used for carrying out multiple functions, and the renal biopsy pathological diagnosis is an important component of the current renal pathology, is an important branch of the pathology, and is an essential means for diagnosing the renal disease. The development of kidney puncture biopsy can help the clinician to formulate treatment plan, but in the process of puncturing, the depth of puncture is difficult to control, a lot of troubles can be added, the puncture quality is influenced, and if the needle body surface is provided with scales, the friction force of the needle body can be increased, and the pain and the discomfort of a patient can be increased.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special pjncture needle of nephrology dept to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special pjncture needle of nephrology dept, comprises a base plate, the bottom both sides fixed connection screw thread piece of bottom plate, the surface cover of screw thread piece is equipped with the thread bush, the thread bush with threaded connection between the screw thread piece, open at the middle part of bottom plate has the through-hole, the top fixedly connected with sleeve of bottom plate, telescopic inside is equipped with the needle body, the bottom of needle body is connected with the syringe needle, open telescopic one side has the spout, the top of needle body is connected with the top, telescopic one side is equipped with the bracing piece, the bracing piece with bottom plate fixed connection, the top with be equipped with coupling mechanism between the bracing piece, coupling mechanism's below is equipped with stop gear.

Furthermore, a graduated scale is arranged on the outer surface of the sleeve.

Further, coupling mechanism includes connecting rod, the lantern ring one and handle, the lantern ring one set is established at the surface of bracing piece, lantern ring one is close to telescopic one side and connecting rod fixed connection, the connecting rod is kept away from one side of the lantern ring one runs through the spout and is located telescopic inside, the connecting rod is located telescopic inside one end with top fixed connection, lantern ring one is kept away from one side and handle fixed connection of connecting rod.

Furthermore, the outer surface of the handle is fixedly connected with an anti-slip sleeve.

Further, stop gear includes lantern ring two, gag lever post and locking bolt, lantern ring two sets are established the surface of bracing piece, lantern ring two is located the below of lantern ring one, lantern ring two is kept away from telescopic one side fixed connection gag lever post, threaded connection has locking bolt on the lantern ring two, locking bolt with the bracing piece cooperatees.

Furthermore, one side of the second sleeve ring, which is far away from the limiting rod, is fixedly connected with an indicating rod, and the indicating rod is matched with the graduated scale.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) this pjncture needle conveniently controls the puncture depth, improves the puncture quality, and the precision of guarantee puncture can support the pjncture needle simultaneously, and can adjust the puncture angle, reaches the position of ideal puncture, makes things convenient for medical personnel to carry out the operation of puncture.

(2) The graduated scale is convenient for medical personnel to adjust the depth, and the connecting mechanism is convenient for connecting the ejector head with the supporting rod, so that the subsequent operation of puncture is performed.

(3) The anti-slip sleeve can improve the friction force between the handle and the hands of the medical care personnel, and reduce the possibility of separation from the handle.

(4) Stop gear plays spacing effect, and the sliding distance of restriction lantern ring one avoids puncture length to be greater than predetermined numerical value, causes the damage to the patient, and the stop gear of being convenient for of indicator lever carries out the adjustment on the position according to the scale.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a puncture needle for nephrology department according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a sleeve in the puncture needle special for nephrology department according to the embodiment of the utility model.

Reference numerals:

1. a base plate; 2. a thread block; 3. a threaded sleeve; 4. a through hole; 5. a sleeve; 6. a needle body; 7. a needle head; 8. a chute; 9. ejecting the head; 10. a support bar; 11. a graduated scale; 12. a connecting rod; 13. a lantern ring I; 14. a handle; 15. a second lantern ring; 16. a limiting rod; 17. locking the bolt; 18. an indication lever; 19. an anti-slip sleeve.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in the first embodiment, please refer to fig. 1-2, the utility model provides a puncture needle special for nephrology department, which comprises a bottom plate 1, wherein the size of the bottom plate 1 is designed according to actual conditions, both sides of the bottom end of the bottom plate 1 are fixedly connected with a thread block 2, the bottom plate 1 and the thread block 2 can be connected by welding or bonding, the outer surface of the thread block 2 is sleeved with a thread sleeve 3, the outer surface of the thread sleeve 3 is made of skin-fitting materials, such as rubber materials, so as to avoid discomfort of a patient, the thread sleeve 3 is in threaded connection with the thread block 2, during actual puncture, a certain inclination angle is formed between the puncture needle and the body of the patient, the angle can be adjusted by rotating the thread sleeve 3 on one side, a through hole 4 is formed in the middle part of the bottom plate 1, and the through hole 4 is used for facilitating the subsequent puncture needle to pass through the bottom plate 1, the top of the bottom plate 1 is fixedly connected with a sleeve 5, the outer surface of the sleeve 5 is provided with a graduated scale 11, the graduated scale 11 is located on the outer surface of the sleeve 5, the sliding of the needle body 6 is not affected, so that the sliding friction force of the needle body 6 cannot be increased, the graduated scale 11 provides reference on length, and is convenient for medical staff to adjust the depth, the diameter of the through hole 4 is matched with the inner wall of the sleeve 5, the needle body 6 is arranged inside the sleeve 5, the bottom end of the needle body 6 is connected with a needle head 7, one side of the sleeve 5 is provided with a sliding groove 8, the sliding groove 8 is used for facilitating the realization of the subsequent movement of the needle body 6, the top end of the needle body 6 is connected with a top head 9, one side of the sleeve 5 is provided with a support rod 10, the height of the support rod 10 is matched with the;

a connecting mechanism is arranged between the top 9 and the supporting rod 10 and comprises a connecting rod 12, a first lantern ring 13 and a handle 14, the first lantern ring 13 is sleeved on the outer surface of the supporting rod 10, the first lantern ring 13 can slide back and forth on the supporting rod 10, one side, close to the sleeve 5, of the first lantern ring 13 is fixedly connected with the connecting rod 12, the connecting rod 12 is used for connecting the top 9 with the first lantern ring 13, one side, far away from the first lantern ring 13, of the connecting rod 12 penetrates through the sliding groove 8 and is located inside the sleeve 5, one end, located inside the sleeve 5, of the connecting rod 12 is fixedly connected with the top 9, one side, far away from the connecting rod 12, of the first lantern ring 13 is fixedly connected with the handle 14, the handle 14 is large in size, medical workers can hold the connecting rod, the first lantern ring 13 slides through the handle 14, and the first lantern ring 13 drives the top, thereby driving the needle body 6 to move for puncture operation, the outer surface of the handle 14 is fixedly connected with the anti-slip sleeve 19, the anti-slip sleeve 19 can improve the friction force between the handle 14 and the two hands of the medical care personnel, and reduce the possibility of separation from the handle 14;

a limiting mechanism is arranged below the connecting mechanism, the limiting mechanism comprises a second lantern ring 15, a limiting rod 16 and a locking bolt 17, the second lantern ring 15 is sleeved on the outer surface of the supporting rod 10, the shape design of the second lantern ring 15 is consistent with that of the first lantern ring 13, the second lantern ring 15 is located below the first lantern ring 13, one side, far away from the sleeve 5, of the second lantern ring 15 is fixedly connected with the limiting rod 16, the limiting rod 16 is used for preventing the handle 14 from continuously sliding downwards, the second lantern ring 15 is in threaded connection with the locking bolt 17, the second lantern ring 15 can be fixedly connected with the supporting rod 10 through the locking bolt 17, so that the first lantern ring 13 and the handle 14 are limited, one side, far away from the limiting rod 16, of the second lantern ring 15 is fixedly connected with an indicating rod 18, when the puncture depth is determined, the numerical value on the graduated scale 11 can be conveniently referred through the indicating rod, the distance between the second lantern ring 15 and the first lantern ring 13 is adjusted, and then the second lantern ring 15 is fixed through the locking bolt 17, so that the sliding distance of the first lantern ring 13 is limited, and the puncturing depth is accurately controlled.

To sum up, with the help of the above technical scheme of the utility model, this pjncture needle conveniently controls the puncture depth, improves the puncture quality, and the precision of guarantee puncture can support the pjncture needle simultaneously, and can adjust the puncture angle, reaches the position of ideal puncture, makes things convenient for medical personnel to carry out the operation of puncture.

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 special puncture needle for the nephrology department is characterized by comprising a bottom plate (1), wherein thread blocks (2) are fixedly connected to two sides of the bottom end of the bottom plate (1), a thread sleeve (3) is sleeved on the outer surface of each thread block (2), each thread sleeve (3) is in threaded connection with each thread block (2), a through hole (4) is formed in the middle of the bottom plate (1), a sleeve (5) is fixedly connected to the top of the bottom plate (1), a needle body (6) is arranged inside the sleeve (5), a needle head (7) is connected to the bottom end of the needle body (6), a sliding groove (8) is formed in one side of the sleeve (5), a top head (9) is connected to the top end of the needle body (6), a support rod (10) is arranged on one side of the sleeve (5), the support rod (10) is fixedly connected with the bottom plate (1), and a connecting mechanism is arranged between the top head (9) and the support, and a limiting mechanism is arranged below the connecting mechanism.

2. A puncture needle for nephrology department according to claim 1, characterized in that the outer surface of the sleeve (5) is provided with a graduated scale (11).

3. The special puncture needle for nephrology department according to claim 2, characterized in that the connecting mechanism comprises a connecting rod (12), a first sleeve ring (13) and a handle (14), the first sleeve ring (13) is sleeved on the outer surface of the support rod (10), one side of the first sleeve ring (13) close to the sleeve (5) is fixedly connected with the connecting rod (12), one side of the connecting rod (12) far away from the first sleeve ring (13) penetrates through the chute (8) and is located inside the sleeve (5), one end of the connecting rod (12) located inside the sleeve (5) is fixedly connected with the top head (9), and one side of the first sleeve ring (13) far away from the connecting rod (12) is fixedly connected with the handle (14).

4. A special puncture needle for nephrology department according to claim 3, characterized in that an anti-slip sleeve (19) is fixedly connected with the outer surface of the handle (14).

5. The special puncture needle for the nephrology department according to claim 3, wherein the limiting mechanism comprises a second lantern ring (15), a limiting rod (16) and a locking bolt (17), the second lantern ring (15) is sleeved on the outer surface of the support rod (10), the second lantern ring (15) is located below the first lantern ring (13), the limiting rod (16) is fixedly connected to one side, away from the sleeve (5), of the second lantern ring (15), the locking bolt (17) is connected to the second lantern ring (15) in a threaded mode, and the locking bolt (17) is matched with the support rod (10).

6. The special puncture needle for the nephrology department according to claim 5, characterized in that an indication rod (18) is fixedly connected to one side of the second lantern ring (15) far away from the limiting rod (16), and the indication rod (18) is matched with the graduated scale (11).