CN211131350U

CN211131350U - Three-dimensional positioning guider for clinical operation

Info

Publication number: CN211131350U
Application number: CN201921996830.9U
Authority: CN
Inventors: 江雷振; 陈超; 牛雪瑶
Original assignee: Henan Vocational College of Nursing
Current assignee: Henan Vocational College of Nursing
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-31
Anticipated expiration: 2029-11-18

Abstract

A three-dimensional positioning guider for clinical operation effectively solves the problem of inaccurate positioning of the operation and comprises a base which is axially arranged up and down, a supporting sleeve is coaxially arranged at the upper end of the base, a supporting rod is coaxially and slidably connected in the supporting sleeve, an upper and lower axial semicircular indicating dial is arranged at the upper end of the supporting rod, the indicating dial is provided with a right opening, a sliding chute which is the same as the indicating dial in shape and is provided with a right opening is arranged in the indicating dial, a sliding rod in the left-right direction is slidably connected in the sliding chute, the right end of the sliding rod extends out of the sliding chute and is provided with a semicircular disc which is axially arranged in front and back, a rotating shaft is coaxially and rotatably connected on the semicircular disc, a left-right direction positioning rod which is fixedly connected with the front end of the rotating shaft and is in an inverted L shape, a left-right axial through hole.

Description

Three-dimensional positioning guider for clinical operation

Technical Field

The utility model relates to a surgical auxiliary operation apparatus technical field, concretely relates to three-dimensional location director of clinical operation.

Background

Surgery is a science for researching the occurrence and development rules of surgical diseases and clinical manifestations, diagnosis, prevention and treatment thereof, and is a professional department taking surgical excision and repair as main treatment means. Surgery has advanced significantly with the application of microsurgical techniques. The special setting principle of each hospital surgery is similar to that of the internal medicine, and generally corresponds to the internal medicine. Surgical diseases are divided into five major groups: trauma, infection, tumor, deformity and dysfunction.

In the clinical operation of bone surgery, instruments such as screw, traction needle, kirschner wire need be used usually to the bone that needs to reset accurately fixed, and when carrying out the drilling and nailing, at first mark the point of puncture on patient's skin according to best puncture angle, nevertheless in the puncture in-process afterwards, the angle of puncture usually can't pinpoint, after stabbing from the point of puncture, the angle of puncture just needs to rely on medical personnel's experience to judge, need try repeatedly just can confirm the angle of puncture, not only waste time and energy, and can increase patient's wound, be unfavorable for patient's recovery.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the present invention aims to provide a three-dimensional positioning guider for clinical operation, which effectively solves the problem of inaccurate positioning of the operation.

The technical scheme of its solution is, the utility model discloses an upper and lower axial base, the coaxial support cover that is equipped with in base upper end, coaxial sliding connection has the bracing piece in the support cover, axial and semicircle annular's indicator panel about the upper end of the support bar is equipped with, the indicator panel opening right, set up the spout the same and opening right rather than the shape in the indicator panel, sliding connection has the slide bar of direction about the spout, the slide bar right-hand member stretches out the spout and is equipped with axial semicircle dish around and, coaxial rotation is connected with the pivot on the semicircle dish, direction and the locating lever of falling L shape about pivot front end fixedly connected with, axial through-hole about the locating lever right-hand member has been seted up, indicator panel upper surface and semicircle dish front surface are equipped with the scale mark along its circumferencial direction.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up indicating dial, semicircle dish, scale mark, first pointer and second pointer, carry out the accurate positioning to the angle of puncture, through locating lever and through-hole, spacing to the guide needle has been carried out, make medical personnel when puncturing, only need promote the guide needle can, the angle that need not worry the puncture takes place the skew, improved medical personnel's work efficiency, reduced patient's misery, this simple structure, convenient operation conceives the novelty, the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Fig. 2 is a full-section main perspective view diagram of the utility model.

Fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 4 is an enlarged view of B in fig. 2 according to the present invention.

Fig. 5 is a front view of the stop collar.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5, axial base 1 about including, the coaxial support cover 2 that is equipped with in base 1 upper end, coaxial sliding connection has bracing piece 3 in supporting cover 2, axial and semicircle annular indicator panel 4 about 3 upper ends of bracing piece are equipped with, indicator panel 4 opening right, set up in the indicator panel 4 with the same and opening spout 5 right rather than the shape, sliding connection has left and right direction's slide bar 6 in spout 5, slide bar 6 right-hand member stretches out spout 5 and is equipped with front and back axial semicircle dish 7, coaxial rotation is connected with the pivot on the semicircle dish 7, pivot front end fixedly connected with left and right directions and L shape's locating lever 8 that falls, axial through-hole 9 about locating lever 8 right-hand member has been seted up, indicator panel 4 upper surface and semicircle dish 7 front surface are equipped with respectively along its circumferencial direction equipartition's scale mark, locating lever 8 left end is equipped with first pointer.

In order to limit the length of the support rod 3, the upper end of the support sleeve 2 is coaxially provided with a limiting sleeve 11, the upper end of the limiting sleeve 11 is provided with a plurality of conical blocks 12 which are uniformly distributed along the circumferential direction and are small in top and large in bottom, the outer edge surface of the limiting sleeve 11 is in threaded connection with a knob 13, the upper end of the knob 13 is coaxially provided with a ring sleeve 14, the radial section of the ring sleeve 14 is in an isosceles trapezoid shape, the upper portion of the ring sleeve is small in top and the lower portion of the ring sleeve is large in bottom.

In order to better determine the rotation angle of the sliding rod 6, the upper surface of the indicating disc 4 is provided with a through groove 15 which has the same shape as the indicating disc and is communicated with the sliding groove 5, a sliding block 16 is connected in the through groove 15 in a sliding manner, the lower end of the sliding block 16 is fixedly connected with the sliding rod 6, the upper end of the sliding block 16 extends out of the through groove 15, and the left side of the sliding block is provided with a second pointer 17 in the left-right direction.

In order to limit the rotating angle of the sliding rod 6, the indicating disc 4 is provided with a slot 18 which is positioned outside the sliding groove 5 and has the same shape as the sliding groove, the left end of the sliding rod 6 is provided with a left-right groove 19 with a left opening, the bottom surface of the groove 19 is connected with an inserting block 21 which is connected with the left-right direction through a spring 20 and can be inserted into the slot 18, and the left end surface of the inserting block 21 is an outward convex arc surface and can be contacted with the left side surface of the slot 18.

In order to control the movement of the insertion block 21, the insertion block 21 is provided with a limiting groove 22 with an upward opening, the slider 16 is provided with a square groove which is communicated up and down, a push rod 23 in the up-and-down direction is connected in the square groove in a sliding manner, the lower end of the push rod 23 penetrates through the slide rod 6 and is inserted into the limiting groove 22, the lower end surface of the push rod 23 is an inclined surface which is low at the left side and high at the right side, the inclined surface of the push rod 23 is in contact with the right side wall of the limiting groove.

In order to control the rotation of the positioning rod 8, the semicircular disc 7 is coaxially provided with a semicircular annular positioning groove 24, the left end of the positioning rod 8 is provided with a front and back axial screw rod 25, the screw rod 25 is positioned in the positioning groove 24 and can move in the positioning groove 24, the back end of the screw rod 25 extends out of the positioning groove 24 and is connected with a screw cap 26, and the front surface of the screw cap 26 can be in contact with the back surface of the semicircular disc 7.

When the utility model is used, the device is adjusted according to the best puncture angle measured by the relevant instrument;

the push rod 23 is pressed downwards, the push rod 23 moves downwards and pushes the insert block 21 to move rightwards, the spring 20 is squeezed, the left end face of the insert block 21 is far away from the left side face of the slot 18, the slide rod 6 can be rotated at the moment, when the reading of the scale mark indicated by the second pointer 17 is a required angle, the push rod 23 is loosened, if the horizontal angle required for puncture is 60 degrees, when the second pointer 17 points to the scale mark with the reading of 60 degrees, the push rod 23 is loosened, the insert block 21 moves leftwards under the action of the spring 20, because the right side wall of the limiting groove 22 is in contact with the inclined surface at the lower end of the push rod 23, the push rod 23 synchronously moves upwards along with the movement of the insert block 21, the left end face of the insert block 21 is in close contact with the left side face of the slot 18 under the action of the spring 20;

the nut 26 is rotated anticlockwise, the nut 26 moves backwards and is far away from the semicircular disc 7, the positioning rod 8 is rotated, the screw rod 25 synchronously moves in the positioning groove 24, when the reading of the scale mark pointed by the first pointer 10 is a required angle, the positioning rod 8 stops rotating, if the vertical angle required by puncture is 100 degrees, when the first pointer 10 points to the scale mark with the reading of 100, the positioning rod 8 stops rotating, the nut 26 rotates clockwise, the nut 26 moves forwards and gradually approaches the semicircular disc 7, when the front surface of the nut 26 is in close contact with the rear surface of the semicircular disc 7, the positioning rod 8 cannot rotate, the position of the positioning rod 8 is limited, and the vertical angle of puncture is determined;

the device is placed right behind a puncture point of a patient, the knob 13 is rotated clockwise, the knob 13 moves upwards and drives the ring sleeve 14 to move upwards, the ring sleeve 14 is far away from the conical block 12, the supporting rod 3 is not extruded by the conical block 12, the supporting rod 3 moves upwards, when the puncture point is collinear with the axis of the through hole 9, the supporting rod 3 stops moving, the knob 13 is rotated anticlockwise, the ring sleeve 14 is driven by the knob 13 to move downwards, as the radial section of the ring sleeve 14 is in an isosceles trapezoid shape with a small upper part and a large lower part, and the conical block 12 is in a conical shape with a small upper part and a large lower part, the inner surface of the ring sleeve 14 is gradually contacted with the outer surface of the conical block 12 along with the movement of the ring sleeve 14, the supporting rod 3 is extruded inwards, the supporting rod 3 cannot move;

stretch out in following through-hole 9 with puncture needle utensils such as guide needle, it is internal to pierce the patient through the puncture point, because the angle of guide needle is injectd by through-hole 9, the unable slope that takes place of guide needle, medical personnel only need promote downwards guide needle can, need not worry the skew of puncture angle, simplified the puncture step, improved puncture efficiency, increased the degree of accuracy of puncture.

Claims

1. The utility model provides a three-dimensional location director of clinical operation, axial base (1) from top to bottom including, a serial communication port, base (1) upper end coaxial be equipped with support cover (2), coaxial sliding connection has bracing piece (3) in supporting cover (2), axial and semicircle annular indicator panel (4) about bracing piece (3) upper end is equipped with, indicator panel (4) opening right side, seted up spout (5) the same and opening right side rather than the shape in indicator panel (4), sliding connection has slide bar (6) of left and right directions in spout (5), axial semicircle dish (7) around slide bar (6) right-hand member stretched out spout (5) and were equipped with, coaxial rotation is connected with the pivot on semicircle dish (7), pivot front end fixedly connected with left and right directions and the locating lever (8) of falling L shape, axial through-hole (9) about locating lever (8) right-hand member was seted up, indicator panel (4) upper surface and semicircle dish (7) front surface are equipped with the scale mark along its circumferencial direction equipartition respectively, locating lever (8) left end.

2. The three-dimensional positioning guider for clinical operation according to claim 1, characterized in that the upper end of the supporting sleeve (2) is coaxially provided with a limiting sleeve (11), the upper end of the limiting sleeve (11) is provided with a plurality of conical blocks (12) which are uniformly distributed along the circumferential direction and have small upper parts and large lower parts, the outer edge surface of the limiting sleeve (11) is in threaded connection with a knob (13), the upper end of the knob (13) is coaxially provided with a ring sleeve (14) which has an isosceles trapezoid-shaped radial section with small upper parts and large lower parts, and the inner surface of the ring sleeve (14) can be in contact with the outer surface of the conical blocks (12).

3. The three-dimensional positioning guider for clinical operation according to claim 1, characterized in that the upper surface of the indicating disc (4) is provided with a through groove (15) which has the same shape as the indicating disc and is communicated with the sliding groove (5), a sliding block (16) is connected in the through groove (15) in a sliding way, the lower end of the sliding block (16) is fixedly connected with the sliding rod (6), the upper end of the sliding block (16) extends out of the through groove (15), and the left side of the sliding block is provided with a second pointer (17) in the left-right direction.

4. The three-dimensional positioning guide for clinical operation according to claim 1, wherein the indicating plate (4) is provided with a slot (18) which is located outside the sliding groove (5) and has the same shape as the sliding groove, the left end of the sliding rod (6) is provided with a left-right groove (19) which has a left opening, the bottom surface of the groove (19) is connected with an insert (21) which is located in left-right direction and can be inserted into the slot (18) through a spring (20), and the left end surface of the insert (21) is an outward-convex arc-shaped surface and can be contacted with the left side surface of the slot (18).

5. The three-dimensional positioning guide for clinical operation according to claim 4, wherein the insert block (21) is provided with a limiting groove (22) with an upward opening, the slide block (16) is provided with a square groove which is through up and down, a push rod (23) in up and down direction is connected in the square groove in a sliding manner, the lower end of the push rod (23) penetrates through the slide rod (6) and is inserted into the limiting groove (22), the lower end surface of the push rod (23) is an inclined surface with a lower left part and a higher right part, the inclined surface of the push rod (23) is in contact with the right side wall of the limiting groove (22), and the upper end of the push rod (23) extends out.

6. The three-dimensional positioning guide for clinical operation according to claim 1, wherein the semicircular disc (7) is coaxially provided with a semicircular annular positioning groove (24), the left end of the positioning rod (8) is provided with a screw rod (25) with axial direction, the screw rod (25) is positioned in the positioning groove (24) and can move in the positioning groove (24), the rear end of the screw rod (25) extends out of the positioning groove (24) and is connected with a nut (26), and the front surface of the nut (26) can be in contact with the rear surface of the semicircular disc (7).