CN219021445U

CN219021445U - Three-dimensional positioning guider

Info

Publication number: CN219021445U
Application number: CN202222941571.8U
Authority: CN
Inventors: 王凯; 王宁; 郭宝石; 郭静利; 王龚; 宋佳纯
Original assignee: Rocket Force Characteristic Medical Center of PLA
Current assignee: Rocket Force Characteristic Medical Center of PLA
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-05-16
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a three-dimensional positioning guider which comprises two U-shaped fixing frames, wherein a U-shaped frame is fixedly arranged on the two U-shaped fixing frames, an electric cylinder is fixedly arranged at the center of the top of the U-shaped frame, the movable end of the electric cylinder penetrates through the top of the U-shaped frame and is connected with an arc plate, a motor is fixedly arranged on one side of the top of the U-shaped frame, two rotating rods are movably arranged on the inner side of the U-shaped frame, the upper ends of the two rotating rods are rotatably connected to the top of the U-shaped frame, and the lower ends of the two rotating rods are rotatably connected to the top of the U-shaped fixing frame. According to the utility model, the moving plate is provided with the puncture needle placement groove, when in use, the motor drives the moving plate to determine the position according to the head size of an infant, the puncture needle is placed in the groove after being adjusted to the proper position, the moving plate is pushed to insert the puncture needle into the head of the infant, accidents caused by shaking hands of a doctor in the manual operation process are effectively avoided, and the operation is stable and high in reliability.

Description

Three-dimensional positioning guider

Technical Field

The utility model relates to the field of medical equipment, in particular to a three-dimensional positioning guide.

Background

The subdural puncture is an operation for diagnosing subdural hematoma and effusion infants with fontanel patent, suppurative meningitis is treated and the subdural effusion is combined (liquid discharge and pressure reduction), a nurse needs to manually fix the head of the infant in the operation process, and after the nurse fixes the head of the infant, the doctor manually inserts a puncture needle at the outermost point of the side angle of the fontanel at a position of about 0.25-0.5cm in a vertical direction, and the infant enters the subdural when the infant passes through the hard membrane, and then liquid discharge and pressure reduction are carried out.

The existing puncture mode is that a nurse manually fixes the head of an infant, then a doctor performs an operation, but the manual fixation of the head of the infant is not high in stability, once the hand of the nurse or doctor shakes, the puncture is deviated, the life danger of the infant can be seriously affected, the operation risk is high, and the risk is high, so that a three-dimensional positionable guiding device is needed to assist the operation.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a three-dimensional positioning guide.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a three-dimensional location director, includes two U type mounts, two fixed being provided with the U type frame on the U type mount, U type frame top central point puts the fixed electronic jar that is provided with, electronic jar expansion end runs through U type frame top and is connected with the arc, U type frame top one side is fixed to be provided with the motor, the inboard activity of U type frame is provided with two bull sticks, two the equal swivelling joint in the top of U type frame in bull stick upper end, the equal swivelling joint in the top of U type mount of lower extreme, motor output shaft tip and one of them bull stick top fixed connection, two the bull stick is close to electronic jar one end and all overlaps and be equipped with the sprocket, two the cover is equipped with the chain between the sprocket is kept away from to the bull stick one end and all overlaps and be equipped with the fly leaf, two be connected with the rectangular pipe between the fly leaf, be connected with the round bar between the round bar in the round bar upper end center department, the movable sleeve is equipped with the sliding block top is connected with the movable plate, fixedly on the movable plate is provided with puncture needle standing groove.

As a further description of the above technical solution:

two U type mount one side all is provided with two first screws and bottom all is provided with two second screws.

As a further description of the above technical solution:

the contact surfaces of the sliding blocks and the round rods are provided with a plurality of steel balls.

As a further description of the above technical solution:

the inner peripheral surface of the arc-shaped plate is fixedly provided with a latex cushion layer.

As a further description of the above technical solution:

the chain is provided with a chain protection box.

As a further description of the above technical solution:

external threads are fixedly arranged on the outer peripheral surfaces of the two rotating rods, internal threads are fixedly arranged on the inner walls of the movable plates, and the two movable plates are respectively in threaded connection with the rotating rods at corresponding positions.

As a further description of the above technical solution:

the top of the U-shaped frame is provided with a protective cover plate.

As a further description of the above technical solution:

and the two rotating rods are provided with rotating rod protection boxes.

The utility model has the following beneficial effects:

1. according to the utility model, the moving plate is provided with the puncture needle placement groove, when in use, the motor drives the moving plate to determine the position according to the head size of an infant, the puncture needle is placed in the groove after being adjusted to the proper position, the moving plate is pushed to insert the puncture needle into the head of the infant, accidents caused by shaking hands of a doctor in the manual operation process are effectively avoided, and the operation is stable and high in reliability.

2. According to the utility model, the electric cylinder and the arc plate are arranged to replace a nurse to manually fix the head of the infant, so that the head of the infant is more effectively fixed, the hand shake of the nurse during manual fixing of the infant is avoided, accidents are caused, and the latex cushion layer is arranged on the arc plate, so that the head of the infant is more effectively protected.

3. According to the utility model, the whole body is fixed through the first screw and the second screw, the disassembly is convenient, the installation is simple, the utility model can be suitable for bed boards with different thicknesses, and the practicability is strong.

4. The utility model divides the device into the positioning area (i.e. the fixing area) and the guiding area, thereby carrying out three-dimensional assistance on the user in the operation process and ensuring that the user can effectively complete the operation when using the device

Drawings

FIG. 1 is a schematic view of the overall structure of a three-dimensional positioning guide according to the present utility model;

FIG. 2 is a schematic diagram of the connection of a sliding plate, rectangular tube, etc. of a three-dimensional positioning guide according to the present utility model;

FIG. 3 is a schematic diagram showing the connection of a moving plate of a three-dimensional positioning guide and a puncture needle placement groove according to the present utility model;

FIG. 4 is an enlarged view of the portion A of FIG. 1 in accordance with the present utility model;

FIG. 5 is a front view of a three-dimensional positioning guide according to the present utility model;

FIG. 6 is a left side view of a three-dimensional positioning guide according to the present utility model;

FIG. 7 is a schematic illustration of the connection of a rotating rod, sprocket and chain of a three-dimensional positioning guide according to the present utility model.

Legend description:

1. a U-shaped fixing frame; 2. a U-shaped frame; 3. an electric cylinder; 4. an arc-shaped plate; 5. a motor; 6. a rotating rod; 7. a sprocket; 8. a chain; 9. a movable plate; 10. a rectangular tube; 11. a circular rod; 12. a sliding block; 13. a moving plate; 14. a puncture needle placement groove; 15. a first screw; 16. a second screw; 17. steel balls; 18. a latex cushion layer; 19. a chain protection box; 20. a rotating rod protection box; 21. and a protective cover plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, 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. 1-7, one embodiment provided by the present utility model is: the utility model provides a three-dimensional location director, including two U type mount 1, two U type mount 1 one side all is provided with two first screws 15 and bottom all is provided with two second screws 16, first screw 15 and second screw 16 can fix equipment on the operating table, and second screw 16 can be applicable to different thickness bed boards and fix, fixed U type frame 2 that is provided with on two U type mount 1, U type frame 2 top central point puts the fixed electronic jar 3 that is provided with, electronic jar 3 expansion end runs through U type frame 2 top and is connected with arc 4, arc 4 inner peripheral face is fixed to be provided with latex bed course 18, latex bed course 18 material is soft, can effectively protect its head skeleton and skin when fixed infant's head, avoid causing the injury to the infant.

The motor 5 is fixedly arranged on one side of the top of the U-shaped frame 2, two rotating rods 6 are movably arranged on the inner side of the U-shaped frame 2, the upper ends of the two rotating rods 6 are all rotationally connected to the top of the U-shaped frame 2, the lower ends of the two rotating rods are all rotationally connected to the top of the U-shaped frame 1, the end part of an output shaft of the motor 5 is fixedly connected with the top of one rotating rod 6, two rotating rods 6 are sleeved with chain wheels 7 near one end of an electric cylinder 3, a chain 8 is sleeved between the two chain wheels 7, the chain 8 can drive the two chain wheels 7 to rotate in the same direction simultaneously, a chain protection box 19 is arranged on the chain 8, the chain protection box 19 does not interfere with the normal operation in the actual scene, one ends of the two rotating rods 6 far away from the chain wheels 7 are all sleeved with movable plates 9, external threads are fixedly arranged on the outer peripheral surfaces of the two rotating rods 6, internal threads are fixedly arranged on the inner walls of the two movable plates 9, and the two movable plates 9 are respectively connected to the rotating rods 6 at corresponding positions in a threaded manner.

The two rotating rods 6 are provided with the rotating rod protection box 20, the rotating rod protection box 20 is provided with grooves, the movable plates 9 can normally pass through, normal work of the movable plates is not disturbed, a rectangular pipe 10 is connected between the two movable plates 9, a round rod 11 is connected between the centers of the front end and the rear end of the rectangular pipe 10, a sliding block 12 is movably sleeved on the round rod 11, the contact surface of the sliding block 12 and the round rod 11 is provided with a plurality of steel balls 17, friction between the sliding block 12 and the round rod 11 can be reduced by the steel balls 17, resistance can be reduced when a user pushes the movable plate 13, operation is more stable, the top of the sliding block 12 is connected with the movable plate 13, a puncture needle placing groove 14 is fixedly arranged on the movable plate 13, a puncture needle can be placed in the puncture needle placing groove 14, and the top of the inner U-shaped frame 2 is provided with a protection cover plate 21.

Working principle: when the device is used, the two U-shaped fixing frames 1 are clamped onto an operating table, the first screw 15 and the second screw 16 are fastened, the whole device is kept stable, the electric cylinder 3 is opened to clamp the head of an infant by the aid of the arc plate 4, the head of the infant is guaranteed to be stable, the motor 5 is opened to adjust the movable plate 13 to a proper position according to the size of the head of the infant, the puncture needle is placed in the puncture needle placing groove 14, the movable plate 13 is pushed to puncture the puncture needle into the infant, the motor 5 is opened to lower the movable plate 13, the puncture needle is separated from the puncture needle placing groove 14, a doctor starts to treat the infant, and after the treatment is finished, the first screw 15 and the second screw 16 are loosened, the disassembly can be completed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a three-dimensional location director, includes two U type mounts (1), its characterized in that: the two U-shaped fixing frames (1) are fixedly provided with U-shaped frames (2), the central position of the top of each U-shaped frame (2) is fixedly provided with an electric cylinder (3), the movable end of each electric cylinder (3) penetrates through the top of each U-shaped frame (2) and is connected with an arc plate (4), one side of the top of each U-shaped frame (2) is fixedly provided with a motor (5), the inner sides of each U-shaped frame (2) are movably provided with two rotating rods (6), the upper ends of the two rotating rods (6) are all rotationally connected to the top of each U-shaped frame (2), the lower ends of the two rotating rods (6) are all rotationally connected to the top of each U-shaped fixing frame (1), the end of an output shaft of each motor (5) is fixedly connected to the top of one rotating rod (6), two rotating rods (6) are sleeved with chain wheels (7) near one ends of each electric cylinder (3), chains (8) are sleeved between the two chain wheels (7), one ends of each rotating rod (6) are sleeved with a movable plate (9), two movable plates (10) are connected between the two movable plates (9), the two movable plates (10) are connected to the front ends of each rotating rod (6) far away from the chain wheels (7), the corresponding to the corresponding round sliding block (12), the round sliding block (12) are connected to the round sliding block (12), the moving plate (13) is fixedly provided with a puncture needle placement groove (14).

2. A three-dimensional positioning guide as defined in claim 1, wherein: two first screws (15) are arranged on one side of each U-shaped fixing frame (1), and two second screws (16) are arranged at the bottom of each U-shaped fixing frame.

3. A three-dimensional positioning guide as defined in claim 1, wherein: the contact surfaces of the sliding blocks (12) and the round rods (11) are provided with a plurality of steel balls (17).

4. A three-dimensional positioning guide as defined in claim 1, wherein: an emulsion cushion layer (18) is fixedly arranged on the inner peripheral surface of the arc-shaped plate (4).

5. A three-dimensional positioning guide as defined in claim 1, wherein: the chain (8) is provided with a chain protection box (19).

6. A three-dimensional positioning guide as defined in claim 1, wherein: external threads are fixedly arranged on the outer peripheral surfaces of the two rotating rods (6), internal threads are fixedly arranged on the inner walls of the movable plates (9), and the two movable plates (9) are respectively connected with the rotating rods (6) at corresponding positions in a threaded mode.

7. A three-dimensional positioning guide as defined in claim 1, wherein: the top of the U-shaped frame (2) is provided with a protective cover plate (21).

8. A three-dimensional positioning guide as defined in claim 1, wherein: and the two rotating rods (6) are provided with rotating rod protection boxes (20).