阅读说明：本技术 一种儿科肾脏穿刺针 (Pediatric kidney puncture needle ) 是由 赵雪 于 2019-09-12 设计创作，主要内容包括：本发明公开了一种儿科肾脏穿刺针,包括保护机构、电子机构,所述保护机构上连接所述电子机构,还包括用于取样的针体机构和用于使所述针体机构移动的移动机构和固定机构,所述针体机构和所述移动机构之间连接所述固定机构,所述针体机构固定端连接所述固定机构,所述移动机构连接在所述保护机构内侧。本发明结构合理,装置采用两个电动机和螺杆带动外针和内针移动,保证了外针和内针在移动时的稳定性和取样精度,操作简单,利用电子机构驱动装置启动和使用,避免人手动推针的准确性,提高了安全性。(The invention discloses a pediatric kidney puncture needle, which comprises a protection mechanism and an electronic mechanism, wherein the protection mechanism is connected with the electronic mechanism, the pediatric kidney puncture needle also comprises a needle body mechanism for sampling, a moving mechanism and a fixing mechanism, the moving mechanism is used for moving the needle body mechanism, the fixing mechanism is connected between the needle body mechanism and the moving mechanism, the fixed end of the needle body mechanism is connected with the fixing mechanism, and the moving mechanism is connected to the inner side of the protection mechanism. The device has reasonable structure, adopts two motors and the screw to drive the outer needle and the inner needle to move, ensures the stability and the sampling precision of the outer needle and the inner needle during moving, has simple operation, utilizes the electronic mechanism to drive the device to start and use, avoids the accuracy of manually pushing the needle by a person, and improves the safety.)

1. The utility model provides a paediatrics kidney puncture needle, includes protection mechanism (2), electronic mechanism (3), connect on protection mechanism (2) electronic mechanism (3), its characterized in that: still including needle body mechanism (1) that is used for the sample and being used for making moving mechanism (4) and fixed establishment (5) that needle body mechanism (1) removed, needle body mechanism (1) with connect between moving mechanism (4) fixed establishment (5), needle body mechanism (1) stiff end is connected fixed establishment (5), moving mechanism (4) are connected protection mechanism (2) are inboard.

2. A pediatric kidney puncture needle according to claim 1, wherein: needle body mechanism (1) is including outer needle (11), interior needle (12), sample groove (13), linkage piece (14), outer needle (11) inboard is provided with interior needle (12), be provided with scale mark (15) on interior needle (12), be provided with on outer needle (11) sample groove (13), outer needle (11) with interior needle (12) rear end is all connected linkage piece (14), linkage piece (14) are connected fixed establishment (5).

3. A pediatric kidney puncture needle according to claim 1, wherein: the fixing mechanism (5) comprises a sliding block (51), a fixing groove (52) and a thread groove (53), the fixing groove (52) and the thread groove (53) are arranged on the sliding block (51), and the thread groove (53) is connected with the moving mechanism (4).

4. A pediatric kidney puncture needle according to claim 1, wherein: the moving mechanism (4) comprises a motor (41), a screw rod (42), an encoder (43) and a limiting rod (44), the motor (41) is connected with the protection mechanism (2), the front end of the motor (41) is connected with the screw rod (42), the front end of the screw rod (42) is connected with the encoder (43), the limiting rod (44) is arranged on one side of the screw rod (42), and the limiting rod (44) is connected with the protection mechanism (2).

5. A pediatric kidney puncture needle according to claim 1, wherein: protection mechanism (2) are including receiver (21), end cover (22) are connected receiver (21).

6. A pediatric kidney puncture needle according to claim 1, wherein: the electronic mechanism (3) comprises a display screen (31), a control key (32), a storage battery (33) and a single chip microcomputer (34), wherein the display screen (31), the control key (32), the storage battery (33) and the single chip microcomputer (34) are connected with the protection mechanism (2).

7. A pediatric kidney puncture needle according to claim 5, wherein: the storage box (21) is connected with the end cover (22) through a hinge.

8. A pediatric renal puncture needle according to claim 4, wherein: the motor (41) is connected with the screw rod (42) through a coupler, and the screw rod (42) is connected with the encoder (43) in a key mode.

9. A pediatric kidney puncture needle according to claim 3, wherein: the fixing groove (52) and the thread groove (53) are integrally formed with the slider (51).

10. A pediatric kidney puncture needle according to claim 2, wherein: the sampling groove (13) is integrally formed with the inner needle (12), and the outer needle (11) is connected with the inner needle (12) in a sliding mode.

Technical Field

The invention relates to the field of kidney puncture, in particular to a pediatric kidney puncture needle.

Background

Renal puncture needles are commonly used in the detection of renal diseases, doctors usually perform blind puncture through years of experience, along with the development of ultrasonic technology, the accuracy of puncture can be greatly improved by using an ultrasonic instrument for detection, particularly, because children have fragile bodies and small body sizes, and are easy to insert insufficiently or excessively, the pain of patients is caused, and the diagnosis of medical treatment is not facilitated,

meanwhile, the traditional puncture needle is handheld, force is not applied easily and is difficult to master, children cry and move in a mess during puncture biopsy, the puncture needle is easy to break or the puncture angle is changed, the change of the puncture position is not accurate, the body of the children is weak, only a small amount of tissues are needed to be taken during general sampling, general instruments are suitable for adults, and the puncture needle is not suitable for children.

Disclosure of Invention

The invention aims to solve the problems and provide a pediatric kidney puncture needle.

The invention realizes the purpose through the following technical scheme:

the utility model provides a paediatrics kidney puncture needle, includes protection mechanism, electronic mechanism, the last connection of protection mechanism electronic mechanism still includes the needle body mechanism that is used for the sample and is used for making moving mechanism and the fixed establishment that needle body mechanism removed, needle body mechanism with connect between the moving mechanism fixed establishment, needle body mechanism stiff end is connected fixed establishment, moving mechanism connects protection mechanism is inboard.

Preferably: the needle body mechanism comprises an outer needle, an inner needle, a sampling groove and a linkage block, wherein the inner side of the outer needle is provided with the inner needle, scale marks are arranged on the inner needle, the outer needle is provided with the sampling groove, the outer needle and the rear end of the inner needle are connected with the linkage block, and the linkage block is connected with the fixing mechanism and the fixing groove.

So set up, the sample groove plays the sample effect, outer needle with the cooperation of interior needle is flexible can be with the sample stay in the sample groove.

Preferably: the fixing mechanism comprises a sliding block, a fixing groove and a thread groove, the fixing groove and the thread groove are arranged on the sliding block, and the thread groove is connected with the screw rod of the moving mechanism.

So set up, the slider plays connection and fixed action.

Preferably: the moving mechanism comprises motors, screw rods, encoders and limiting rods, the motors are connected with the protection mechanism, the front ends of the motors are connected with the screw rods, the front ends of the screw rods are connected with the encoders, the limiting rods are arranged on one sides of the screw rods, and the limiting rods are connected with the protection mechanism.

So set up, the motor plays the energy supply effect, the screw rod plays the drive the slider removes the effect, the gag lever post plays the restriction the slider effect.

Preferably: the protection mechanism comprises a storage box and an end cover, and the end cover is connected with the storage box.

So set up, the end cover the receiver plays the guard action.

Preferably: the electronic mechanism comprises a display screen, a control key, a storage battery and a single chip microcomputer, wherein the display screen, the control key, the storage battery and the single chip microcomputer are connected with the protection mechanism.

So set up, the display screen plays the display effect, control button plays control effect.

Preferably: the storage box is connected with the end cover through a hinge.

So set up, conveniently open through hinge connection.

Preferably: the motor is connected with the screw rod through a coupler, and the screw rod is connected with the encoder through a key.

So set up, through the coupling joint guaranteed the effective transmission of power.

Preferably: the fixing groove and the thread groove are integrally formed with the sliding block.

So set up, integrated into one piece processing is convenient.

Preferably: the sampling groove is integrally formed with the inner needle, and the outer needle is slidably connected with the inner needle.

So set up, sample groove integrated into one piece stability is good.

Compared with the prior art, the invention has the following beneficial effects:

1. the device has reasonable structure, adopts two motors and a screw rod to drive the outer needle and the inner needle to move, and ensures the stability and the sampling precision of the outer needle and the inner needle when moving;

2. the operation is simple, the electronic mechanism driving device is used for starting and using, the accuracy of manual pushing of the needle is avoided, and the safety is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art 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 view of a first configuration of a pediatric renal needle of the present invention;

FIG. 2 is a second schematic illustration of a pediatric renal puncture needle of the present invention;

FIG. 3 is a schematic view of a screw structure of a pediatric renal puncture needle according to the present invention;

FIG. 4 is a schematic view of the inner needle structure of a pediatric renal puncture needle according to the present invention;

FIG. 5 is a schematic diagram of a slider structure of a pediatric renal puncture needle according to the present invention;

FIG. 6 is a left side view of a slider of a pediatric renal puncture needle of the present invention;

fig. 7 is a block diagram of a circuit structure of a pediatric kidney puncture needle according to the present invention.

The reference numerals are explained below:

1. a needle body mechanism; 2. a protection mechanism; 3. an electronic mechanism; 4. a moving mechanism; 5. a fixing mechanism; 11. an outer needle; 12. an inner needle; 13. a sampling groove; 14. a linkage block; 15. scale lines; 21. a storage box; 22. an end cap; 31. a display screen; 32. a control key; 33. a storage battery; 34. a single chip microcomputer; 41. an electric motor; 42. a screw; 43. an encoder; 44. a limiting rod; 51. a slider; 52. fixing grooves; 53. a thread groove.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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.

The invention will be further described with reference to the accompanying drawings in which: