CN215994178U

CN215994178U - Kidney puncture needle for nephrology department

Info

Publication number: CN215994178U
Application number: CN202122252875.9U
Authority: CN
Inventors: 刘頔
Original assignee: Huaian Maternity and Child Health Care Hospital
Current assignee: Huaian Maternity and Child Health Care Hospital
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-03-11
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a kidney pjncture needle for nephrology dept relates to pjncture needle technical field. The utility model discloses a needle body, the go-between has set firmly on the needle body lateral wall, on the needle body and be located the go-between and be close to patient one side slip cap and be equipped with the sliding sleeve that is used for contradicting patient's skin. The utility model discloses when using, remove along needle body length direction through adjusting device drive post to drive the sliding sleeve synchronous motion with post fixed connection, with the length of adjusting the needle body and being located part between sliding sleeve and the patient kidney position, compare with prior art, the utility model discloses can measure at the ultrasonic instrument and stretch into the internal required needle body length of patient after, adjust the position of sliding sleeve on the needle body according to measuring length, guarantee to pierce the internal back of patient at the pjncture needle, when the sliding sleeve touches patient skin, the syringe needle of pjncture needle just moves near the kidney, then carry out fine adjustment once more through adjusting device and pierce patient's kidney until the pjncture needle.

Description

Kidney puncture needle for nephrology department

Technical Field

The utility model relates to a pjncture needle technical field, concretely relates to kidney pjncture needle for nephrology dept.

Background

The kidney disease is a common disease and a frequently encountered disease, and if the kidney disease is worsened, uremia can be developed, thus seriously harming the health of people. Chronic kidney diseases become another important disease threatening human health after cardiovascular and cerebrovascular diseases, tumors and diabetes, and become a global public health problem; in the process of diagnosing and treating nephropathy, biopsy is used as one method for judging the type of nephropathy.

Because everyone's skin surface all is different with the distance of kidney, consequently, the length of common kidney pjncture needle is longer to can pierce different patients' kidney, but will cause like this when the kidney puncture, be difficult to fine control pjncture needle to appointed position, cause the puncture failure, and need puncture again after the puncture failure, not only aggravated patient's misery, still can delay treatment time, influence medical staff's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided by the background technology, the utility model provides a kidney puncture needle for nephrology department.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme: the utility model provides a kidney pjncture needle for nephrology dept, includes the needle body, the go-between has set firmly on the needle body lateral wall, just be located the go-between on the needle body and be close to patient one side slip cover and be equipped with the sliding sleeve that is used for contradicting patient's skin, the sliding sleeve is close to go-between one side and has set firmly the post, the post slides and inserts and establish in the connecting ring, install adjusting device between needle body and the post, through adjusting device drives the post and removes along needle body length direction to drive the sliding sleeve synchronous movement with post fixed connection, the scale has set firmly on the needle body.

Further, adjusting device is including setting firmly the rack of keeping away from needle body one side at the post, needle body one side symmetry has set firmly two backup pads, two circular through-hole has been seted up in the backup pad, the circular through-hole internal rotation is connected with the dwang that runs through the backup pad, the gear has set firmly on the dwang, gear and rack toothing, be provided with fixing device between dwang and the backup pad.

Further, fixing device is including setting firmly the first stopper in dwang one end, the dwang is kept away from first stopper one end and is seted up the thread groove, the dwang is connected with first nut through the thread groove.

Furthermore, a guide post is fixedly arranged on one side, close to the connecting ring, of the sliding sleeve, a guide sleeve is fixedly arranged on the side wall of the needle body, and the guide post is slidably inserted into the guide sleeve.

Furthermore, a second limiting block is fixedly arranged at one end, far away from the sliding sleeve, of the guide column.

Furthermore, a handle is fixedly arranged on the side wall of the needle body.

The utility model has the advantages as follows:

1. the utility model discloses when using, remove along needle body length direction through adjusting device drive post to drive the sliding sleeve synchronous motion with post fixed connection, with the length of adjusting the needle body and being located part between sliding sleeve and the patient kidney position, compare with prior art, the utility model discloses can measure at the ultrasonic instrument and stretch into the internal required needle body length of patient after, adjust the position of sliding sleeve on the needle body according to measuring length, guarantee to pierce the internal back of patient at the pjncture needle, when the sliding sleeve touches patient skin, the syringe needle of pjncture needle just moves near the kidney, then carry out fine adjustment once more through adjusting device and pierce patient's kidney until the pjncture needle, avoid the puncture failure to cause the unnecessary injury to the patient.

Drawings

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

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B of FIG. 1 according to the present invention;

reference numerals: 1. a needle body; 2. a connecting ring; 3. a sliding sleeve; 4. a column; 5. an adjustment device; 501. a rack; 502. a fixing device; 5021. a first stopper; 5022. a first nut; 503. a support plate; 504. a circular through hole; 505. rotating the rod; 506. a gear; 6. a graduated scale; 7. a guide post; 8. a guide sleeve; 9. a second limiting block; 10. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a renal puncture needle for nephrology department, which comprises a needle body 1, a connection ring 2 is fixedly disposed on a sidewall of the needle body 1, a sliding sleeve 3 for abutting against the skin of a patient is slidably disposed on the side of the connection ring 2 close to the patient, a column 4 is fixedly disposed on the side of the sliding sleeve 3 close to the connection ring 2, the column 4 is slidably inserted into the connection ring 2, an adjusting device 5 is disposed between the needle body 1 and the column 4, the column 4 is driven by the adjusting device 5 to move along a length direction of the needle body 1, so as to drive the sliding sleeve 3 fixedly connected to the column 4 to move synchronously, a scale 6 is fixedly disposed on the sidewall of the portion of the needle body 1 away from the patient, and the connection ring 2 is aligned with an end of the scale 6 close to the sliding sleeve 3, because the length of the column 4 is known in advance, therefore, after the post 4 is moved by the adjusting device 5, the length of the post 4 located at one side of the connecting ring 2 far from the sliding sleeve 3, which is displayed by the graduated scale 6, can be calculated, and the distance of the post 4 moving by the sliding sleeve 3 driven by the adjusting device 5 can be calculated, because the length of the needle body 1 is known in advance, the length of the part of the needle body 1 located between the sliding sleeve 3 and the kidney part of the patient can be calculated, it should be noted that the graduated scale 6 is not arranged on the whole needle body 1, so as to avoid the human body cell scraping out of the part of the needle body 1 inserted into the patient, which causes the inaccuracy of the detection, and the pain of the patient can be aggravated if the side wall of the part inserted into the human body is not smooth, when in use, the adjusting device 5 drives the post 4 to move along the length direction of the needle body 1, thereby driving the sliding sleeve 3 fixedly connected with the post 4 to move synchronously, so as to adjust the length of the part of the needle body 1 located between the sliding sleeve 3 and the kidney part of the patient, compared with the prior art, the utility model discloses can measure at the ultrasonic instrument and stretch into the internal required needle body 1 length of patient after, according to measuring the position of length adjustment sliding sleeve 3 on needle body 1, guarantee to pierce the internal back of patient at the pjncture needle, when patient skin is touched in sliding sleeve 3, the syringe needle of pjncture needle just moves near the kidney, then carries out fine adjustment through adjusting device 5 once more and pierces patient's kidney until the pjncture needle, avoids the puncture failure to cause the unnecessary injury to the patient.

As shown in fig. 1 and fig. 2, in some embodiments, the adjusting device 5 includes a rack 501 fixedly disposed on one side of the column 4 away from the needle body 1, two support plates 503 are symmetrically and fixedly disposed on one side of the needle body 1, a circular through hole 504 is disposed on the two support plates 503, a rotating rod 505 penetrating through the support plates 503 is rotatably connected to the circular through hole 504, a gear 506 is fixedly disposed on the rotating rod 505, the gear 506 is engaged with the rack 501, a fixing device 502 is disposed between the rotating rod 505 and the support plates 503, when the needle portion on the needle body 1 moves to the vicinity of the kidney, the gear 506 is driven to engage with the rack 501 by adjusting the rotating rod 505, thereby finely adjusting the length of the needle body 1 inserted into the patient.

As shown in fig. 1 and fig. 2, in some embodiments, the fixing device 502 includes a first stopper 5021 fixedly disposed at one end of the rotation rod 505, a thread groove is formed at one end of the rotation rod 505, which is far away from the first stopper 5021, the rotation rod 505 is connected with a first nut 5022 through the thread groove, after the length adjustment is completed, the first nut 5022 on the rotation rod 505 is tightened, so as to prevent the rotation rod 505 from rotating to cause a change in length of the needle body 1 inserted into the patient, which may cause injury to the patient.

As shown in fig. 3, in some embodiments, a guide post 7 is fixedly disposed on one side of the sliding sleeve 3 close to the connection ring 2, a guide sleeve 8 is fixedly disposed on a side wall of the needle body 1, and the guide post 7 is slidably inserted into the guide sleeve 8 to perform a guiding function, so that the sliding sleeve 3 can slide on the needle body 1 more smoothly.

As shown in fig. 1, in some embodiments, a second limiting block 9 is fixedly disposed at one end of the guide post 7 away from the sliding sleeve 3, so as to limit the sliding position of the guide post 7 within the guide sleeve 8.

As shown in fig. 1, in some embodiments, a handle 10 is fixedly arranged on the sidewall of the needle body 1, so that a doctor can hold the handle 10 by hand, the stability of the puncture process is ensured, and the puncture success rate is improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a kidney pjncture needle for nephrology dept, a serial communication port, including needle body (1), go up and be located go-between (2) and be close to patient one side slip cover and be equipped with sliding sleeve (3) that are used for contradicting patient's skin on needle body (1) the lateral wall, sliding sleeve (3) are close to go-between (2) one side and have set firmly post (4), post (4) slide and insert and establish in go-between (2), install adjusting device (5) between needle body (1) and post (4), through adjusting device (5) drive post (4) and remove along needle body (1) length direction to drive sliding sleeve (3) synchronous motion with post (4) fixed connection, set firmly scale (6) on needle body (1).

2. The kidney puncture needle for the nephrology department according to claim 1, characterized in that the adjusting device (5) comprises a rack (501) fixedly arranged on one side of the column (4) far away from the needle body (1), two support plates (503) are symmetrically and fixedly arranged on one side of the needle body (1), a circular through hole (504) is formed in each of the two support plates (503), a rotating rod (505) penetrating through the support plates (503) is rotatably connected in each circular through hole (504), a gear (506) is fixedly arranged on each rotating rod (505), the gear (506) is meshed with the rack (501), and a fixing device (502) is arranged between each rotating rod (505) and each support plate (503).

3. The kidney puncture needle for the nephrology department according to claim 2, characterized in that the fixing device (502) comprises a first limit block (5021) fixedly arranged at one end of a rotating rod (505), a thread groove is formed at one end of the rotating rod (505) far away from the first limit block (5021), and the rotating rod (505) is connected with a first nut (5022) through the thread groove.

4. The kidney puncture needle for the nephrology department according to claim 1, characterized in that a guide post (7) is fixedly arranged on one side of the sliding sleeve (3) close to the connecting ring (2), a guide sleeve (8) is fixedly arranged on the side wall of the needle body (1), and the guide post (7) is slidably inserted in the guide sleeve (8).

5. The kidney puncture needle for the nephrology department according to claim 4, characterized in that one end of the guide post (7) far away from the sliding sleeve (3) is fixedly provided with a second limiting block (9).

6. A renal puncture needle for nephrology department according to claim 1, wherein a handle (10) is fixedly arranged on the side wall of the needle body (1).