CN214804789U

CN214804789U - Electroencephalogram limb fixing device

Info

Publication number: CN214804789U
Application number: CN202120386111.6U
Authority: CN
Inventors: 刘宛瑜
Original assignee: First Affiliated Hospital of Nanyang Medical College
Current assignee: First Affiliated Hospital of Nanyang Medical College
Priority date: 2020-12-22
Filing date: 2021-02-22
Publication date: 2021-11-23
Anticipated expiration: 2031-02-22

Abstract

An electroencephalogram limb fixing device effectively solves the problem that a patient is inconvenient to fix when the electroencephalogram examination is carried out on the patient; the seat comprises a seat, wherein two arc-shaped head hoops which are opposite to each other left and right are hinged on the seat, the openings of the two head hoops are opposite to each other, the left side and the right side of the seat are respectively connected with a cross-shaped sliding rod in the vertical direction in a sliding mode, the upper end of the sliding rod is hinged with a clamping device, the clamping device comprises two clamping plates which are opposite to each other left and right in the front-back axial direction, the openings of the two clamping plates are opposite to each other, the front end of the seat is provided with a fixed block in the vertical direction, the left side and the right side of the fixed block are respectively provided with a semicircular groove in the vertical axial direction, the opening of the semicircular groove is outward, the left side and the right side of the front end of the seat are respectively connected with sliding blocks in the vertical direction in a sliding mode, the fixed block is positioned between the two sliding blocks, and the inner sides of the two sliding blocks are respectively provided with arc-shaped grooves which are in the vertical axial direction and communicated with the semicircular grooves in the corresponding sides of the two sliding blocks; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Electroencephalogram limb fixing device

Technical Field

The utility model relates to the technical field of electroencephalogram nursing auxiliary instruments, in particular to an electroencephalogram limb fixing device.

Background

Electroencephalogram examination is decisive for diagnosing epilepsy, generally speaking, electroencephalogram abnormality exists in the gap period of about 80% of epileptic patients through electroencephalogram examination, and electroencephalogram can be shown normally in the intermittent period of seizures of only 5% -20% of epileptic patients, so that whether epilepsy is detected or not can be confirmed through electroencephalogram examination.

At present, when an epileptic electroencephalogram is examined in a hospital, an epileptic patient can struggle in a mess when suffering from an epileptic disease suddenly, an examination instrument is easy to damage, unnecessary loss is caused, and similarly, children are easy to grab and move in a mess when examining, so that the examination cannot be smoothly carried out, and inconvenience is brought to the work of a doctor.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to make up the deficiency of the prior art, the utility model aims to provide an electroencephalogram limb fixing device, which effectively solves the problem that the patient is inconvenient to fix when the electroencephalogram examination is performed on the patient.

The technical scheme of its solution is, the utility model discloses a seat, it has two arcs and controls relative head hoop to articulate on the seat, two head hoop openings are relative, left and right sides sliding connection has upper and lower direction and criss-cross slide bar respectively on the seat, the slide bar upper end articulates there is clamping device, clamping device includes two front and back axial and control relative clamp plate, two clamp plate openings are relative, the seat front end is equipped with the fixed block of upper and lower direction, axial and opening semicircular groove outwards about the fixed block left and right sides was seted up respectively, the seat front end left and right sides sliding connection has the sliding block of upper and lower direction respectively, the fixed block is located between two sliding blocks, the arc wall of axial and rather than corresponding side semicircular groove intercommunication about two sliding block inboards are seted up respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the clamp plate that is equipped with, the slide bar, the carriage release lever, the sliding tray, the fixed block, the sliding block, T shape pole and elasticity are detained, can enough carry out stable clamp to patient's arm and tightly, can fix patient's shank again, prevent that patient's limbs from removing when patient's inspection electroencephalogram, cause the damage to the inspection instrument, prevent that children's patient from moving indiscriminately, it is troublesome to cause the unnecessary for the inspection, head hoop and the screw rod that are equipped with, can fix patient's head, when preventing patient's inspection, the skew appears in the head, this simple structure, high reliability and convenient operation, the design is novel, therefore, the clothes hanger is strong in practicability.

Drawings

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

Figure 2 is the utility model discloses a cut main visual axis mapping.

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.

Detailed Description

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

By figure 1 to 4, including seat 1, seat 1 is last to articulate there are two arcs and control relative head hoop 2, two head hoop 2 openings are relative, seat 1 is last left and right sides respectively sliding connection have upper and lower direction and criss-cross slide bar 8, slide bar 8 upper end articulates there is clamping device, clamping device includes two front and back axial and control relative clamp plate 3, two clamp plate 3 openings are relative, seat 1 front end is equipped with upper and lower direction fixed block 4, upper and lower axial and opening semicircular groove outwards are seted up respectively to the fixed block 4 left and right sides, seat 1 front end left and right sides respectively sliding connection have upper and lower direction sliding block 5, fixed block 4 is located between two sliding blocks 5, the arc wall that upper and lower axial and rather than corresponding side semicircular groove intercommunication is seted up respectively to two sliding block 5 inboards.

In order to limit the position of the two head bands 2, a screw rod 6 which is axially arranged up and down and can be contacted with the head bands 2 is connected to the seat 1 in a threaded manner.

In order to facilitate the swing of the clamping plate 3, the left side and the right side of the seat 1 are respectively provided with a T-shaped sliding groove 7 in the vertical direction, the sliding rod 8 is positioned in the sliding groove 7, and a first spring positioned between the sliding rod 8 and the sliding groove 7 is arranged in the sliding groove 7.

In order to limit the swing of the clamping plate 3, the back ends of the two sliding rods 8 are respectively provided with a limiting groove, the left end and the right end of the seat 1 are respectively connected with a moving rod 9 capable of being inserted into the limiting groove in a sliding mode, and the moving rod 9 is sleeved with a second spring positioned between the seat 1 and the moving rod 9.

In order to facilitate the sliding of the sliding block 5, the fixing block 4 is provided with a left fixing rod 10 and a right fixing rod 10 which are in axial directions, and the sliding block 5 is in sliding connection with the fixing rods 10.

For the convenience of the reset of sliding block 5, two 5 inboards of sliding block seted up the spring groove of left and right directions respectively, the fixed slot rather than the spring groove intercommunication of the side that corresponds is seted up respectively to the 4 left and right sides of fixed block, be equipped with the third spring between the spring groove of fixed slot rather than the side that corresponds.

In order to limit the sliding of the sliding blocks 5, the inner sides of the two sliding blocks 5 are respectively provided with an elastic buckle 11 which is arranged in the left-right direction and in front of the fixed block 4, and the seat 1 is connected with a T-shaped rod 12 which is arranged between the two elastic buckles 11 and can be contacted with the elastic buckles 11 in a sliding manner.

The utility model discloses when using, two head hoops 2 of outside swing, make two head hoops 2 no longer contact, respectively to outside pulling carriage release 9, the second spring is stretched this moment, continue to outside pulling carriage release 9, make carriage release 9 shift out the spacing groove, remove the spacing to pinch-off blades 3, at this moment under the effect of first spring, slide bar 8 drives pinch-off blades 3 and moves upwards, do not produce the extrusion with the seat, loosen carriage release 9, under the effect of second spring, carriage release 9 moves to the inboard, upwards stimulate T-bar 12, when upwards stimulating T-bar 12 to no longer contact with elastic buckle 11, stop stimulating T-bar 12, at this moment under the effect of third spring, two sliding blocks 5 move to the outside along dead lever 10, loosen T-bar 12, under the effect of gravity, T-bar 12 inserts again in seat 1;

the patient sits on the chair 1, the legs of the patient are placed in the semicircular grooves, the two sliding blocks 5 are pushed inwards, the third spring is compressed at the moment, the sliding blocks 5 are continuously pushed inwards, the sliding blocks 5 drive the elastic buckles 11 to move inwards, when the sliding blocks 5 move inwards to a certain position, the elastic buckles 11 are in contact with the T-shaped rods 12, the sliding blocks 5 are continuously pushed inwards, when the sliding blocks 5 are in contact with the fixed blocks 4, the elastic buckles 11 are matched with the T-shaped rods 12 to limit the movement of the sliding blocks 5, and at the moment, the sliding blocks 5 and the fixed blocks 4 clamp the legs of the patient;

placing the arm of a patient on a clamping device on the corresponding side of the patient, driving the sliding rod 8 to move downwards through the clamping plate 3 under the action of gravity and a pressing force, compressing the first spring at the moment, continuously exerting downward force on the patient, continuously moving the clamping plate 3 downwards, continuously pressing the clamping plate 3 downwards when the sliding rod 8 is moved to be in contact with the moving rod 9, at the moment, moving the moving rod 9 outwards, stretching the second spring, continuously pressing the clamping plate 3 downwards, starting the two clamping plates 3 to swing inwards when the clamping plate 3 moves downwards to be in contact with the seat, and completely clamping the arm of the patient under the action of the seat when the moving rod 9 is inserted into the limiting groove;

the head of the patient is positioned between the two head hoops 2, the two head hoops 2 are swung inwards, the head hoops 2 are used for initially fixing the head of the patient, at the moment, the screw rod 6 is rotated, the screw rod 6 moves downwards and presses the head hoops 2, the head hoops 2 are prevented from moving under the shaking of the patient, the screw rod 6 is continuously rotated, and when the screw rod 6 is rotated to a certain degree, the screw rod 6 stably extrudes the head hoops 2, so that the head of the patient is fixed;

after accomplishing the inspection, reverse direction rotation screw rod 6, make screw rod 6 no longer extrude head hoop 2, swing head hoop 2 to both sides, no longer fix patient's head, upwards stimulate T shape pole 12, make T shape pole 12 no longer detain 11 contacts with elasticity, no longer spacing to the removal of sliding block 5, this moment under the effect of third spring, two sliding blocks 5 inside and outside remove, no longer fix patient's shank, outside pulling carriage release 9, the second spring is stretched this moment, make carriage release 9 no longer insert the spacing inslot, remove spacing to slide bar 8, this moment under the effect of first spring, slide bar 8 drives 3 rebound of clamp plate, no longer fix patient's arm.

Claims

1. The utility model provides an electroencephalogram limb fixing device, including seat (1), a serial communication port, articulated on seat (1) have two arcs and control relative head hoop (2), two head hoop (2) openings are relative, the left and right sides is sliding connection respectively has upper and lower direction and criss-cross slide bar (8) on seat (1), slide bar (8) upper end articulates there is clamping device, clamping device includes axial and control relative clamp plate (3) around two, two clamp plate (3) openings are relative, seat (1) front end is equipped with fixed block (4) of upper and lower direction, axial and opening semicircular groove outwards have been seted up respectively to the fixed block (4) left and right sides, seat (1) front end left and right sides sliding connection has sliding block (5) of upper and lower direction respectively, fixed block (4) are located between two sliding blocks (5), the arc groove that axial and rather than corresponding side semicircular groove intercommunication has been seted up to two sliding block (5) inboards respectively.

2. The electroencephalogram limb fixation device according to claim 1, wherein the seat (1) is screwed with a screw (6) which is axially arranged up and down and can be contacted with the head band (2).

3. The electroencephalogram limb fixing device according to claim 1, wherein the left side and the right side of the seat (1) are respectively provided with a T-shaped sliding groove (7) in the vertical direction, the sliding rod (8) is positioned in the sliding groove (7), and a first spring positioned between the sliding rod (8) and the sliding groove (7) is arranged in the sliding groove (7).

4. The electroencephalogram limb fixing device according to claim 1, wherein the opposite ends of the two sliding rods (8) are respectively provided with a limiting groove, the left end and the right end of the seat (1) are respectively connected with a movable rod (9) capable of being inserted into the limiting grooves in a sliding manner, and the movable rod (9) is sleeved with a second spring positioned between the seat (1) and the movable rod (9).

5. The electroencephalogram limb fixing device according to claim 1, wherein the fixing block (4) is provided with a fixing rod (10) in the left-right axial direction, and the sliding block (5) is connected with the fixing rod (10) in a sliding manner.

6. The electroencephalogram limb fixing device according to claim 1, wherein the inner sides of the two sliding blocks (5) are respectively provided with a left-right spring groove, the left side and the right side of the fixing block (4) are respectively provided with a fixing groove communicated with the spring groove on the corresponding side, and a third spring is arranged between the fixing groove and the spring groove on the corresponding side.

7. The electroencephalogram limb fixing device according to claim 1, wherein the two sliding blocks (5) are respectively provided with a left-right elastic buckle (11) at the front of the fixed block (4) at the inner side, and a T-shaped rod (12) which is arranged between the two elastic buckles (11) and can be contacted with the elastic buckles (11) is connected on the seat (1) in a sliding manner.