CN216455218U

CN216455218U - Anesthesia pjncture needle that kidney live body sample was used

Info

Publication number: CN216455218U
Application number: CN202122466339.9U
Authority: CN
Inventors: 王伟; 胡敏; 岳仙娟; 李戈; 王斌; 来沙沙; 刘瑛; 杨小龙; 马荣荣
Original assignee: Xi'an Ruopu Technology Co ltd
Current assignee: Xi'an Ruopu Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-05-10
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses an anesthesia puncture needle for kidney biopsy, which belongs to the technical field of biopsy, and comprises a limiting plate, wherein the upper surface of the limiting plate is fixedly connected with a fixed shell, and the upper surface of the fixed shell is fixedly connected with the lower surface of a piston cylinder through a connecting shell. This anesthesia pjncture needle that kidney live body sample was used, through setting up the lead screw, screw-nut, the piston board, connecting pipe and cavity, when the limiting plate moved the puncture position, control actuating mechanism corotation, press and move the injection tube, anesthetic in the injection tube passes through the syringe needle and moves patient's internal, when the syringe needle moved patient's kidney in, the staff takes a sample through right side pipe connection's sampling device, and the operation is thus simple, make this pjncture needle can not take place the skew when using, make the difficult damage of tissue around the puncture position, because actuating mechanism drives the speed of syringe needle motion invariable, make the patient be difficult for feeling uncomfortable because of the puncture speed difference.

Description

Anesthesia pjncture needle that kidney live body sample was used

Technical Field

The utility model belongs to the technical field of biopsy sampling, and particularly relates to an anesthesia puncture needle for biopsy sampling of kidney.

Background

The puncture is a medical science operation term, it makes the chemical examination to pierce the puncture needle into the coelom extraction secretion, anesthesia puncture needle is when using, the fixed needle tubing afterbody of doctor usually for one hand, hold the needle body of wrapping up with the gauze on the other hand and stabilize syringe needle and needle body part, this method is although general, but the manipulation is coarse, make the syringe needle take place the skew easily, thereby cause the damage of puncture position surrounding tissue, and when different staff used the puncture needle to puncture, some of the speed of puncture is very fast, some is very slow, different puncture speed probably causes patient's discomfort, consequently, need the anesthesia puncture needle of a kidney live body sample usefulness to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the utility model provides an anesthesia puncture needle for sampling a kidney living body, which solves the problems that when the anesthesia puncture needle is used, a doctor usually fixes the tail part of a needle tube with one hand and holds a needle body wrapped by gauze with the other hand to stabilize the needle head and the needle body part, although the method is common, the operation method is rough, the needle head is easy to deviate, so that the surrounding tissues of a puncture part are damaged, and when different workers use the puncture needle to puncture, the puncture speed is higher, lower and different puncture speeds can possibly cause discomfort of a patient.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anesthesia pjncture needle that kidney live body sample was used, includes the limiting plate, the last fixed surface of limiting plate is connected with the set casing, the lower fixed surface of set casing is connected through the lower fixed surface of connecting shell and piston cylinder, sliding connection has the piston board in the piston cylinder, the upper surface fixed connection of connecting rod and fly leaf is passed through to the lower surface of piston board.

The connecting rod joint is at the upper surface of connecting plate, be provided with adjustment mechanism in the connecting plate, adjustment mechanism's top is provided with actuating mechanism, actuating mechanism joint is in first fixed plate, adjustment mechanism's bottom is provided with the bearing, the bearing joint is at the upper surface of second fixed plate.

The left surface of first fixed plate and second fixed plate all with the right flank fixed connection of connecting the shell, the lower surface of fly leaf is provided with fixed cover, fixed cover female connection has the syringe needle, the positive joint of piston cylinder has the connecting pipe, the bottom joint of connecting pipe is at the upper surface of limiting plate, the connecting pipe is linked together with the cavity, the cavity is seted up in the limiting plate.

As a further scheme of the utility model: the connecting plate is connected in the first sliding hole in a sliding mode, and the first sliding hole is formed in the right side face of the connecting shell.

As a further scheme of the utility model: the left side surface and the right side surface of the fixed shell are both provided with second sliding holes, guide pipes are arranged in the second sliding holes, and one ends, close to each other, of the two guide pipes are communicated with the fixed sleeve through the movable plate.

As a further scheme of the utility model: the left surface of connecting plate has seted up the spacing groove, sliding connection has the stopper in the spacing groove, the left surface of stopper and the left surface fixed connection of connecting shell inner wall.

As a further scheme of the utility model: the adjusting mechanism comprises a screw rod nut, the screw rod nut is clamped on the upper surface of the connecting plate, a screw rod is connected with the screw rod through internal threads of the screw rod nut, the top end of the screw rod is fixedly connected with an output shaft of the driving mechanism, and the bottom end of the screw rod is arranged in the bearing.

As a further scheme of the utility model: the upper surface of the piston cylinder is fixedly connected with a handle, and the handle is U-shaped.

As a further scheme of the utility model: the lower surface joint of limiting plate has sealed the pad, be provided with the aseptic cotton in the limiting plate, the syringe needle sets up in the aseptic cotton.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. the anesthesia puncture needle for sampling the kidney living body is characterized in that a driving mechanism, a screw rod, a screw nut, a connecting plate, a connecting rod, a movable plate, a piston plate, a connecting pipe and a cavity are arranged, when a limiting plate moves to a puncture position, the driving mechanism is controlled to rotate forwards, the driving mechanism drives the piston plate and the movable plate to move downwards through the screw rod, the screw nut, the connecting plate and the connecting rod, negative pressure is generated in the cavity, the limiting plate is enabled to be in close contact with the skin of a patient, the movable plate which moves downwards drives a needle head to be inserted into the body of the patient through a fixing sleeve, when the needle head moves to the puncture position, an injection tube is pressed, anesthetic in the injection tube moves into the body of the patient through the needle head, when the needle head moves into the kidney of the patient, a worker samples through a sampling device connected with a right side catheter, the operation is simple, and the puncture needle can not shift when being used, the tissues around the puncture part are not easy to be damaged, and the speed of the driving mechanism driving the needle head to move is constant, so that the patient is not easy to feel uncomfortable due to different puncture speeds.

2. This anesthesia pjncture needle of kidney live body sample usefulness, through setting up aseptic cotton and syringe needle, when the fly leaf of downstream drives syringe needle downstream through fixed cover, syringe needle and aseptic cotton contact for the syringe needle can disinfect in the puncture, easy operation makes the staff need not disinfect its alright safe use this pjncture needle alone before the puncture.

3. This anesthesia pjncture needle that kidney live body sample was used through setting up stopper and spacing groove, because of sliding connection has the stopper in the spacing groove, stopper and spacing groove mutually support and can carry on spacingly to the connecting plate for the connecting plate can not take place to rock when the motion, makes the connecting plate accessible fly leaf and the stationary moving of fixed cover drive syringe needle of motion.

Drawings

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

FIG. 2 is a schematic perspective view of an adjustment mechanism according to the present invention;

FIG. 3 is a schematic three-dimensional structure of the connecting plate of the present invention;

FIG. 4 is a schematic bottom view of the movable plate of the present invention;

FIG. 5 is a schematic diagram of the needle of the present invention showing a three-dimensional explosion;

FIG. 6 is a schematic cross-sectional view of a connecting shell according to the present invention;

FIG. 7 is a schematic bottom perspective view of a limiting plate of the present invention;

FIG. 8 is a schematic three-dimensional cross-sectional view of a limiting plate according to the present invention;

in the figure: the device comprises a limiting plate 1, a fixing shell 2, a connecting shell 3, a piston cylinder 4, a piston plate 5, a connecting rod 6, a connecting plate 7, an adjusting mechanism 8, a screw nut 81, a screw rod 82, a driving mechanism 9, a first fixing plate 10, a bearing 11, a second fixing plate 12, a limiting groove 13, a limiting block 14, a first sliding hole 15, a movable plate 16, a guide pipe 17, a second sliding hole 18, a fixed sleeve 19, a needle head 20, a handle 21, a connecting pipe 22, a cavity 23, a sealing gasket 24 and sterile cotton 25.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, the present invention provides a technical solution: the utility model provides an anesthesia pjncture needle that kidney live body sample was used, including limiting plate 1, limiting plate 1's last fixed surface is connected with set casing 2, the lower fixed surface of set casing 2 is connected with piston cylinder 4 through connecting shell 3, sliding connection has piston plate 5 in the piston cylinder 4, through setting up piston plate 5 and piston cylinder 4, when piston plate 5 downstream in piston cylinder 4, piston plate 5 and piston cylinder 4 mutually support accessible connecting pipe 22 and extract the air in cavity 23, the lower surface of piston plate 5 passes through connecting rod 6 and the last fixed surface of fly leaf 16 and is connected.

Connecting rod 6 joint is provided with adjustment mechanism 8 in the upper surface of connecting plate 7, and adjustment mechanism 8's top is provided with actuating mechanism 9, and actuating mechanism 9 joint is in first fixed plate 10, and adjustment mechanism 8's bottom is provided with bearing 11, and bearing 11 joint is at the upper surface of second fixed plate 12.

The left surface of first fixed plate 10 and second fixed plate 12 all with the right flank fixed connection of connecting shell 3, the lower surface of fly leaf 16 is provided with fixed cover 19, fixed 19 internal thread connections have syringe needle 20, through setting up fixed cover 19 and syringe needle 20, because of syringe needle 20 threaded connection in fixed cover 19, staff's reversal syringe needle 20, make syringe needle 20 shift out in fixed cover 19, make the staff dismantle syringe needle 20, the front joint of piston cylinder 4 has connecting pipe 22, the bottom joint of connecting pipe 22 is at the upper surface of limiting plate 1, connecting pipe 22 is linked together with cavity 23, cavity 23 is seted up in limiting plate 1.

Specifically, as shown in fig. 1, the connecting plate 7 is slidably connected in a first sliding hole 15, the first sliding hole 15 is formed in the right side surface of the connecting shell 3, second sliding holes 18 are formed in the left side surface and the right side surface of the fixed shell 2, guide tubes 17 are arranged in the second sliding holes 18, one ends, close to each other, of the two guide tubes 17 are communicated with a fixed sleeve 19 through a movable plate 16, a handle 21 is fixedly connected to the upper surface of the piston cylinder 4, the handle 21 is U-shaped, and through the arrangement of the handle 21, a worker can move the puncture needle through the handle 21.

Specifically, as shown in fig. 3 and fig. 6, limiting groove 13 has been seted up to the left surface of connecting plate 7, sliding connection has stopper 14 in limiting groove 13, stopper 14's left surface and the left surface fixed connection of connecting shell 3 inner wall, through setting up stopper 14 and limiting groove 13, sliding connection has stopper 14 because of limiting groove 13, stopper 14 and limiting groove 13 mutually support and can carry out spacingly to connecting plate 7, make connecting plate 7 can not take place to rock when the motion, make the connecting plate 7 accessible fly leaf 16 of motion and fixed cover 19 drive the steady motion of syringe needle 20.

Specifically, as shown in fig. 7, the lower surface joint of limiting plate 1 has sealed the pad 24, is provided with aseptic cotton 25 in the limiting plate 1, and syringe needle 20 sets up in aseptic cotton 25, through setting up sealed pad 24 for sealed pad 24 can seal up the clearance between limiting plate 1 and the skin, and when producing the negative pressure in cavity 23, limiting plate 1 can fix on patient's skin surface.

Specifically, as shown in fig. 2 and fig. 3, the adjusting mechanism 8 includes a lead screw nut 81, the lead screw nut 81 is fastened on the upper surface of the connecting plate 7, a lead screw 82 is connected to an internal thread of the lead screw nut 81, the top end of the lead screw 82 is fixedly connected with the output shaft of the driving mechanism 9, the bottom end of the lead screw 82 is arranged in the bearing 11, and by arranging the lead screw 82 and the lead screw nut 81, the lead screw nut 81 is connected in the lead screw nut 81, and the rotating lead screw 82 and the lead screw nut 81 are mutually matched to drive the connecting plate 7 to move stably in the first slide hole 15.

The working principle of the utility model is as follows:

s1, when the puncture needle needs to be used, a worker connects the left catheter 17 with an injection cylinder and connects the right catheter 17 with a sampling device, the worker holds the handle 21 to move the puncture needle, when the limiting plate 1 moves to a puncture position, the worker controls the driving mechanism 9 to rotate forward, the driving mechanism 9 drives the lead screw 82 to rotate, and the rotating lead screw 82 and the lead screw nut 81 are matched with each other to drive the connecting rod 6 to move in the vertical direction through the connecting plate 7;

s2, secondly, the connecting rod 6 drives the piston plate 5 to move downwards in the piston cylinder 4, negative pressure is generated above the piston cylinder 4, the gas in the cavity 23 moves into the piston cylinder 4 through the connecting pipe 22, so that negative pressure is generated in the cavity 23, the limiting plate 1 is in close contact with the skin of the patient, meanwhile, the connecting rod 6 drives the movable plate 16 to move downwards, the movable plate 16 moving downwards drives the needle 20 to move downwards through the fixing sleeve 19, and the needle 20 is inserted into the body of the patient;

s3, finally, when the needle 20 moves to the puncture position, the drive mechanism 9 is controlled to stop working, the injection cylinder is pressed, the anesthetic in the injection cylinder moves to the body of the patient through the needle 20, then the worker controls the drive mechanism 9 to rotate forwards, when the needle 20 moves to the kidney of the patient, the drive mechanism 9 is controlled to stop working, and the worker samples through the sampling device connected with the right catheter 17.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an anesthesia pjncture needle that kidney biopsy used, includes limiting plate (1), its characterized in that: the upper surface of the limiting plate (1) is fixedly connected with a fixed shell (2), the upper surface of the fixed shell (2) is fixedly connected with the lower surface of a piston cylinder (4) through a connecting shell (3), a piston plate (5) is connected in the piston cylinder (4) in a sliding mode, and the lower surface of the piston plate (5) is fixedly connected with the upper surface of a movable plate (16) through a connecting rod (6);

the connecting rod (6) is clamped on the upper surface of the connecting plate (7), an adjusting mechanism (8) is arranged in the connecting plate (7), a driving mechanism (9) is arranged at the top end of the adjusting mechanism (8), the driving mechanism (9) is clamped in the first fixing plate (10), a bearing (11) is arranged at the bottom end of the adjusting mechanism (8), and the bearing (11) is clamped on the upper surface of the second fixing plate (12);

the left surface of first fixed plate (10) and second fixed plate (12) all with the right flank fixed connection of connecting shell (3), the lower surface of fly leaf (16) is provided with fixed cover (19), fixed cover (19) female connection has syringe needle (20), the positive joint of piston cylinder (4) has connecting pipe (22), the bottom joint of connecting pipe (22) is at the upper surface of limiting plate (1), connecting pipe (22) are linked together with cavity (23), cavity (23) are seted up in limiting plate (1).

2. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: the connecting plate (7) is connected in a first sliding hole (15) in a sliding mode, and the first sliding hole (15) is formed in the right side face of the connecting shell (3).

3. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: second sliding holes (18) are formed in the left side surface and the right side surface of the fixed shell (2), guide pipes (17) are arranged in the second sliding holes (18), and one ends, close to the two guide pipes (17), are communicated with the fixed sleeve (19) through the movable plate (16).

4. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: spacing groove (13) have been seted up to the left surface of connecting plate (7), sliding connection has stopper (14) in spacing groove (13), the left surface of stopper (14) and the left surface fixed connection of connecting shell (3) inner wall.

5. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: adjustment mechanism (8) include screw-nut (81), screw-nut (81) joint is at the upper surface of connecting plate (7), screw-nut (81) internal thread connection has lead screw (82), the top of lead screw (82) and the output shaft fixed connection of actuating mechanism (9), the bottom setting of lead screw (82) is in bearing (11).

6. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: the upper surface of the piston cylinder (4) is fixedly connected with a handle (21), and the handle (21) is U-shaped.

7. An anaesthetic puncture needle for biopsy of the kidney according to claim 1 further comprising: the lower surface joint of limiting plate (1) has sealed pad (24), be provided with aseptic cotton (25) in limiting plate (1), syringe needle (20) set up in aseptic cotton (25).