CN217376894U - Nerve conduction velocity detector with rapid wire recovery function - Google Patents

Abstract

The utility model relates to a nerve conduction velocity detector with quick recovery wire, including nerve conduction velocity detector body, the top of nerve conduction velocity detector body is provided with the dwang, the dwang can be along self axis and do circumferential motion on nerve conduction velocity detector body, the top of dwang is provided with the bobbin, be provided with annular mounting in the bobbin, the top of nerve conduction velocity detector body is provided with the motor with the control circuit board electric connection of nerve conduction velocity detector body, the top of nerve conduction velocity detector body is provided with the mobile device, be provided with the transfer line on the mobile device, the transfer line is connected and is transmitted with motor and dwang through push-and-pull mobile device; the utility model discloses a possess the characteristics of practicing thrift operating personnel's time.

Description

Nerve conduction velocity detector with rapid wire recovery function

Technical Field

The utility model belongs to the technical field of the nerve conduction velocity detector improves technique and specifically relates to a possesses nerve conduction velocity detector who retrieves wire fast.

Background

The nerve conduction velocity measurement is a nerve electrophysiology examination, is an item in electromyography examination, is mainly used for measuring whether the conduction velocity of a nerve is normal, whether the amplitude is abnormal, whether other abnormal reflections exist, and whether the normal reflections disappear, is mostly used for determining whether the nerve is a peripheral nerve disease, and is used for identifying the peripheral nerve disease, the neuromuscular junction disease and the muscle disease. When measuring nerve conduction velocity, the cathode of the electrode is placed at the far end of the nerve, the anode is placed at the near end of the nerve, the two electrodes are separated by 2-3cm, the recording electrode is placed at the muscle belly, the reference electrode is placed at the tendon, the ground wire is placed between the stimulating electrode and the recording electrode, the far end and the near end of the nerve trunk are stimulated by super-strong force, the action potential of the compound muscle is recorded on the muscle innervated by the nerve, different latency periods are measured, and the distance between the far end and the near end is divided by the latency pole difference between the two points, so that the conduction velocity of the nerve is determined.

The electrode is connected with the nerve conduction velocity detector through a lead, and at present, operators wind the lead in the nerve conduction velocity detector manually and return the lead to the nerve conduction velocity detector after detecting whether the nerve conduction velocity is normal, so that the time of the operators is wasted.

SUMMERY OF THE UTILITY MODEL

To present not enough, the utility model provides a possess the nerve conduction velocity detector of retrieving the wire fast.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a nerve conduction velocity detector who possesses quick recovery wire, includes nerve conduction velocity detector body, the top of nerve conduction velocity detector body is provided with the dwang, the dwang can be circumferential motion on nerve conduction velocity detector body along self axis, the top of dwang is provided with the bobbin, be provided with annular mounting in the bobbin, the top of nerve conduction velocity detector body is provided with the motor with the control circuit board electric connection of nerve conduction velocity detector body, the top of nerve conduction velocity detector body is provided with mobile device, the last transfer line that is provided with of mobile device, the transfer line is connected and is transmitted through push-and-pull mobile device and motor and dwang.

Preferably, the nerve conduction velocity detector body is provided with a switch electrically connected with the motor.

As preferred, be provided with the through-hole that switches on with nerve conduction velocity detector body inside on the position of the corresponding dwang in top of nerve conduction velocity detector body, the dwang passes through the inside that the through-hole imbeds into nerve conduction velocity detector body, the lower half position of dwang is provided with two annular locating parts, two the locating part corresponds the setting and is located nerve conduction velocity detector body internal portion position and is located the outside position of nerve conduction velocity detector body at the dwang.

Preferably, the through-hole sets up quantity and the electrode quantity of nerve conduction velocity detector body the same, every all embedded in the through-hole has the dwang, every the structure homogeneous phase of dwang, every all be provided with the bobbin on the dwang, every the dwang all is connected with the transfer line transmission.

Preferably, a first bevel gear is arranged at the movable end of the motor, and a second bevel gear meshed with the first bevel gear is arranged on the transmission rod.

Preferably, the moving device comprises two sliding grooves arranged on the nerve conduction velocity detector body, two sliding blocks, two annular parts and two annular baffles, the two sliding grooves are symmetrically arranged on two sides of the top of the nerve conduction velocity detector body at the center point of the nerve conduction velocity detector body, the two sliding grooves extend from front to back, the two sliding blocks are correspondingly arranged in the two sliding grooves, the two annular parts are correspondingly arranged on the tops of the two sliding blocks, the central axes of the two annular parts are perpendicular to the central axes of the two sliding grooves, the two annular parts are sleeved on the outer wall of the transmission rod, and the two baffles are correspondingly arranged on the end faces of the two annular parts which are farthest away from each other.

Preferably, the transmission rod is provided with third bevel gears the number of which is the same as that of the rotation rods, and the rotation rods are provided with fourth bevel gears meshed with the third bevel gears.

The beneficial effects of the utility model reside in that: through setting up mutually supporting between dwang, bobbin, motor, mobile device, the transfer line, possess not only can not influence the use of nerve conduction velocity detector when needs examine the patient, can also withdraw the wire winding automatically after having used up, practiced thrift operating personnel's time.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of a structure without a limiting member according to an embodiment of the present invention;

part names and serial numbers in the figure: 1-nerve conduction velocity detector body 10-through hole 2-dwang 20-spacing piece 21-fourth bevel gear 3-bobbin 4-motor 40-switch 41-first bevel gear 50-runner 51-slider 52-annular piece 53-baffle 6-transmission pole 60-second bevel gear 61-third bevel gear.

Detailed Description

To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in conjunction with the accompanying drawings and embodiments, which are described in a clear and complete manner. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. Furthermore, directional terms as referred to in the present disclosure, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the direction of the attached drawings, and directional terms used are intended to better and more clearly illustrate and understand the present invention rather than to indicate or imply the orientation the present invention must have, and therefore should not be construed as limiting the present invention.

The embodiment of the utility model is as shown in fig. 1-2, a possess nerve conduction velocity detector of retrieving wire fast, including nerve conduction velocity detector body 1, the top of nerve conduction velocity detector body 1 is provided with dwang 2, dwang 2 can be along self axis do circumferential motion on nerve conduction velocity detector body 1, the top of dwang 2 is provided with bobbin 3, be provided with annular mounting in the bobbin 3, there is the electrode on the nerve conduction velocity detector body 1, need place the electrode on the person's body of being detected with the wire when using nerve conduction velocity detector body 1, twine the wire on bobbin 3 and pass the mounting, and such design makes can not influence the drawing of wire when not using the function of initiatively retrieving the wire; the top of the nerve conduction velocity detector body 1 is provided with a motor 4 electrically connected with a control circuit board of the nerve conduction velocity detector body 1, the top of the nerve conduction velocity detector body 1 is provided with a moving device, the moving device is provided with a transmission rod 6, the transmission rod 6 is connected with the motor 4 and the rotating rod 2 through a push-pull moving device and performs transmission, when the nerve conduction velocity detector body 1 is used up, a lead needs to be withdrawn, at the moment, the transmission rod 6 is in transmission connection with the motor 4 through the moving device, the transmission rod 6 is in transmission connection with the rotating rod 2, then the motor 4 is started, the rotary force of the motor 4 is transmitted to the transmission rod 6, the transmission rod 6 transmits the rotary force to the rotating rod 2, the rotating rod 2 rotates to drive the winding reel 3 to rotate, and the lead is dragged by the rotary force, so as to achieve the effect of rapidly withdrawing the lead, the problem of need manually with the wire winding withdraw is solved, operating personnel's time has been practiced thrift.

Further improvement, the embodiment of the utility model provides a shown in fig. 1 to fig. 2, be provided with the switch 40 of being connected with motor 4 electricity on the nerve conduction velocity detector body 1, the operation of opening and close is carried out to motor 4 that switch 40's setting can be better, and it is more convenient to use.

In a preferred embodiment, as shown in fig. 1 to 2, the nerve conduction speed detector body 1 is provided with a through hole 10 communicating with the inside of the nerve conduction speed detector body 1 at a position corresponding to the rotating rod 2 at the top thereof, the rotating rod 2 is embedded into the nerve conduction velocity detector body 1 through the through hole 10, the lower half position of dwang 2 is provided with two annular locating parts 20, two locating part 20 corresponds the setting and is located neural conduction velocity detector body 1 inside position and is located the outside position of neural conduction velocity detector body 1 at dwang 2, and the inner wall of two locating parts 20 and the outer wall fixed connection of dwang 2, two locating parts 20 mutually support and make the position of dwang 2 on through-hole 10 neither can break away from out through-hole 10, can keep the rotation of dwang 2 again.

The utility model provides an embodiment is, the embodiment of the utility model is as shown in fig. 1 to fig. 2, through-hole 10 sets up quantity and the same with nerve conduction velocity detector body 1's electrode quantity, every all there is dwang 2, every to all embed in through-hole 10 dwang 2's structure is the same, every all be provided with bobbin 3 on the dwang 2, every dwang 2 all is connected with transfer line 6 transmission, and such setting makes the wire correspondence of every electrode all have dwang 2 to take the rotation, avoids a plurality of wires winding can appear the condition of knoing on same bobbin 3.

In an alternative embodiment, as shown in fig. 1 to 2, the movable end of the motor 4 is provided with a first bevel gear 41, and the transmission rod 6 is provided with a second bevel gear 60 engaged with the first bevel gear 41, so that the rotating force generated by the motor 4 can be better transmitted to the transmission rod 6.

In a preferred embodiment, as shown in fig. 1 to fig. 2, the moving device includes two sliding grooves 50 disposed on the nerve conduction velocity detector body 1, two sliding blocks 51, two annular members 52, and two annular baffles 53, the two sliding grooves 50 are symmetrically disposed on two sides of the top of the nerve conduction velocity detector body 1 with the central point of the nerve conduction velocity detector body 1, the two sliding grooves 50 are both extended from the front to the back, the two sliding blocks 51 are correspondingly disposed in the two sliding grooves 50, the two annular members 52 are correspondingly disposed on the top of the two sliding blocks 51, the central axes of the two annular members 52 are perpendicular to the central axes of the two sliding grooves 50, the two annular members 52 are both sleeved on the outer wall of the transmission rod 6, the two baffles 53 are correspondingly disposed on the end surfaces farthest from each other between the two annular members 52, the two sliding grooves 50, the two sliding blocks 51 and the two annular parts 52 are mutually matched, so that the transmission rod 6 embedded in the annular parts 52 can move only by applying force on the transmission rod 6 when the transmission rod 6 needs to move, the transmission rod 6 can be in transmission connection with the motor 4 and the rotating rod 2, and the transmission rod 6 cannot be separated from the annular parts 52 due to the arrangement of the two baffles 53.

An optional implementation manner is that the embodiment of the present invention is shown in fig. 1 to fig. 2, the transmission rod 6 is provided with the third bevel gears 61 with the same number as the rotation rods 2, and a plurality of the rotation rods 2 are all provided with the fourth bevel gears 21 meshed with the third bevel gears 61, such arrangement enables the transmission rod 6 to be driven by the motor 4 to rotate, and then the rotating force can be better transmitted to the rotation rods 2.

It will be understood that modifications and variations are possible to those skilled in the art in light of the above teachings and that all such modifications and variations are considered to be within the purview of the invention as set forth in the appended claims.

Claims (7)

1. The utility model provides a possess nerve conduction velocity detector of quick recovery wire which characterized in that: including nerve conduction velocity detector body, the top of nerve conduction velocity detector body is provided with the dwang, the dwang can be circumferential motion along self axis on nerve conduction velocity detector body, the top of dwang is provided with the bobbin, be provided with annular mounting in the bobbin, the top of nerve conduction velocity detector body be provided with the control circuit board electric connection's of nerve conduction velocity detector body motor, the top of nerve conduction velocity detector body is provided with the mobile device, the last transfer line that is provided with of mobile device, the transfer line is connected and is transmitted through push-and-pull mobile device and motor and dwang.

2. The nerve conduction velocity detector with the rapidly-retracted wire according to claim 1, wherein a switch electrically connected to the motor is disposed on the nerve conduction velocity detector body.

3. The nerve conduction velocity detector with the function of rapidly recovering the lead according to claim 1, wherein a through hole communicated with the inside of the nerve conduction velocity detector body is formed in a position, corresponding to the rotating rod, on the top of the nerve conduction velocity detector body, the rotating rod is embedded into the inside of the nerve conduction velocity detector body through the through hole, two annular limiting parts are arranged in the lower half position of the rotating rod, and the two limiting parts are correspondingly arranged on the rotating rod in the position inside the nerve conduction velocity detector body and in the position outside the nerve conduction velocity detector body.

4. The nerve conduction velocity detector with the rapid lead recovery function according to claim 3, wherein the number of the through holes is the same as the number of the electrodes of the nerve conduction velocity detector body, a rotating rod is embedded in each through hole, the structure of each rotating rod is the same, a winding reel is arranged on each rotating rod, and each rotating rod is in transmission connection with a transmission rod.

5. The nerve conduction velocity detector with the rapid recovery wire function according to claim 1, wherein a first bevel gear is disposed on the movable end of the motor, and a second bevel gear engaged with the first bevel gear is disposed on the transmission rod.

6. The nerve conduction velocity detector with the function of rapidly recovering the conducting wire according to claim 1, wherein the moving device comprises two sliding grooves, two sliding blocks, two ring-shaped members and two annular baffles, the two sliding grooves are arranged on the nerve conduction velocity detector body and are symmetrically arranged on two sides of the top of the nerve conduction velocity detector body at the center point of the nerve conduction velocity detector body, the two sliding grooves extend from front to back, the two sliding blocks are correspondingly arranged in the two sliding grooves, the two ring-shaped members are correspondingly arranged on the tops of the two sliding blocks, the central axes of the two ring-shaped members are perpendicular to the central axes of the two sliding grooves, the two ring-shaped members are respectively sleeved on the outer wall of the transmission rod, and the two baffles are correspondingly arranged on the end faces which are farthest away from each other between the two ring-shaped members.

7. The nerve conduction velocity detector with the rapid lead recovery function according to claim 1, wherein the number of the third bevel gears on the transmission rod is the same as that of the rotation rods, and the rotation rods are provided with fourth bevel gears meshed with the third bevel gears.

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