CN213345726U

CN213345726U - Department of neurology limb feels knocking device

Info

Publication number: CN213345726U
Application number: CN202021193868.5U
Authority: CN
Inventors: 曹双双
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-06-04
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a department of neurology limb feels knocking device belongs to medical equipment technical field. Including the tup, fixed mounting is the first hammer handle on the tup, tup one end sets up the cavity, sliding installation strikes the piece in the cavity, strike piece one end central point and put fixed mounting cylinder slide bar, the central point of tup put set up with cylinder slide bar complex slide, the suit spring on the cylinder slide bar, the one end fixed mounting handle that strikes the piece is kept away from to the cylinder slide bar, set up the scale on the cylinder slide bar, the outer terminal surface parallel and level that is close to handle one side on the initial scale zero of scale and the tup. Has the advantages that: after the cylinder slide bar is driven to slide along the slide way through the pulling handle so as to drive the knocking block to compress the spring to a set value, the handle is released to drive the knocking block to slide along the cavity to knock the limb for inspection through releasing the compressed spring, and the deformation of the spring can be accurately observed through the exposed graduated scale, so that the knocking force of the knocking block can be accurately controlled.

Description

Department of neurology limb feels knocking device

Technical Field

The utility model relates to a department of neurology limb feels knocking device belongs to medical equipment technical field.

Background

Department of neurology doctor often needs to detect patient's neuromuscular reflection state when giving patient's inspection, detection apparatus commonly used is the percussion hammer, current percussion hammer comprises a rubber and a wooden or metal handle many times, use the rubber end to gently tap relevant position during the use, in order to observe neuromuscular reflection, also can beat gently and be used for examining the affected part of patient's joint, but the dynamics of knocking of current percussion hammer is difficult to control, make the inspection result deviation very big, consequently, it is the technological problem that technical personnel in the field need to solve to provide a controllable department of neurology limb body sensation rapping device of dynamics of knocking.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the drawback that current percussion hammer strikes dynamics uncontrollable, the technical scheme of its adoption as follows:

the utility model provides a neurology limb feeling knocking device, which comprises a hammer head and a first hammer handle fixedly arranged on the hammer head, wherein one end of the hammer head is provided with a cavity, the other end is detachably provided with a rear cover, a knocking block is arranged in the cavity in a sliding way, one end of the hammer head is provided with a limiting ring for preventing the knocking block from being separated from the cavity, one end of the knocking block is fixedly provided with a cylindrical slide rod, the central position of the hammer head is provided with a slide way matched with the cylindrical slide rod, the cylindrical slide rod is sleeved with a spring, the spring is arranged in the cavity, one end of the spring is fixedly connected with the other end of the knocking block and is fixedly connected with the wall surface of the cavity, the cylindrical slide rod is far away from one end of the knocking block and is fixedly provided with a handle, the part of the cylindrical slide rod extending out of the hammer, and the initial scale zero of the graduated scale is flush with the outer end face of the hammer head close to one side of the handle. The lower end of the first hammer handle is connected with the lengthened hammer handle in a sliding mode and fixed through a fixing screw, a second threaded hole is formed in the lengthened hammer handle, a first threaded hole is formed in the first hammer handle, and the fixing screw is sequentially screwed into the second threaded hole and the first threaded hole.

Preferably, the handle is provided with a containing hole which penetrates through the handle and extends into the cylindrical sliding rod, an end cover is arranged on the outer side of the containing hole, a tactile needle is placed in the containing hole, and one end of the tactile needle is fixed on the end cover.

Preferably, the lower end of the lengthened hammer handle is fixedly provided with a hanging ring.

Preferably, the outer wall of the lengthened hammer handle is uniformly provided with anti-skidding grooves.

Preferably, an external thread is arranged on a connecting block arranged at one end of the hammer head, an internal thread is arranged on the rear cover, and the hammer head is in threaded connection with the rear cover.

The utility model has the advantages of as follows: after the cylinder slide bar is driven to slide along the slide way through the pulling handle so as to drive the knocking block to compress the spring to a set value, the handle is released to drive the knocking block to slide along the cavity to knock the limb for inspection through releasing the compressed spring, and the deformation of the spring can be accurately observed through the exposed graduated scale, so that the knocking force of the knocking block can be accurately controlled.

Drawings

FIG. 1: the utility model has the overall structure schematic diagram;

FIG. 2: the side-view structure schematic diagram of the utility model;

FIG. 3: the utility model is shown in the schematic sectional structure view A-A in the attached figure 2;

FIG. 4: the utility model discloses a tup sectional structure schematic diagram.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The invention will be further described with reference to the following figures and examples:

as shown in attached figures 1-4, the utility model relates to a neurology limb sensation knocking device, which comprises a hammer head 1 and a first hammer handle 2 fixedly arranged on the hammer head 1, wherein one end of the hammer head 1 is provided with a cavity 5, the other end is detachably provided with a rear cover 11, preferably, a connecting block 17 arranged at one end of the hammer head 1 is provided with an external thread, the rear cover 11 is provided with an internal thread, the hammer head 1 is in threaded connection with the rear cover 11, the reliability of the connection between the hammer head 1 and the rear cover 11 is increased while the disassembly is convenient, a knocking block 10 is slidably arranged in the cavity 5, one end of the hammer head 1 is provided with a limiting ring 18 for preventing the knocking block 10 from being separated from the cavity 5, a cylindrical slide bar 7 is fixedly arranged at the central position of one end of the knocking block 10, the stability when the cylindrical slide bar 7 pulls the knocking block 10 to slide is increased, the spring 6 is arranged in the cavity 5, one end of the spring 6 is fixedly connected with the knocking block 10, the other end of the spring 6 is fixedly connected with the wall surface of the cavity 5, a handle 9 is fixedly installed at one end, far away from the knocking block 10, of the cylindrical slide rod 7, the part, extending out of the hammer head 1, of the cylindrical slide rod 7 and the handle 9 are located in the rear cover 11, the part, extending out of the hammer head 1, of the cylindrical slide rod 7 and the handle 9 are prevented from hooking other objects while preventing dust, a graduated scale 8 is arranged on the cylindrical slide rod 7, the initial graduation of the graduated scale 8 is flush with the outer end surface, close to the handle 9, of the hammer head 1, the initial graduation of the graduated scale 8 is zero, the spring 6 is at the free length, after the rear cover 11 is detached, the handle 9 is pulled to be far away from the hammer head 1 to drive the cylindrical slide rod 7 to slide, the value displayed by the, exposed numerical value of scale 8 does not have the shelter from, it is very convenient to survey, need not to make tup 1 adopt transparent material, after back lid 11 is pulled down on tup 1, it slides along slide 16 and then drives to strike piece 10 and compress spring 6 to the setting value after to drive cylinder slide bar 7 through pulling handle 9, release handle 9 makes it drive to strike piece 10 and strike the limbs along cavity 5 slip with the spring 6 of release compression, carry out inspection such as knee tendon reflection, achilles tendon reflection and radial periosteum reflection, because the deflection accessible of spring 6 is accurate to be surveyd, consequently, can be comparatively accurate control strike the piece 10 strike the dynamics, thereby obtain more accurate diagnostic result.

As shown in the attached drawings 2-3, the lower end of the first hammer handle 2 is connected with the lengthened hammer handle 3 in a sliding mode and fixed through a fixing screw 13, a hanging ring 4 is fixedly installed at the lower end of the lengthened hammer handle 3 and is convenient to hang when the device is not used, anti-slip grooves 14 are uniformly formed in the outer wall of the lengthened hammer handle 3, the situation that the knocking effect is influenced by sliding when the lengthened hammer handle 3 is held by a hand is effectively avoided, a second threaded hole 15 is formed in the lengthened hammer handle 3, a first threaded hole 12 is formed in the first hammer handle 2, preferably, the number of the first threaded holes 12 is three, the fixing screw 13 is sequentially screwed into the second threaded hole 15 and the first threaded hole 12, the connection reliability of the first hammer handle 2 and the lengthened hammer handle 3 is improved, and the purpose of adjusting the total length of the hammer handle is achieved by selecting different first threaded holes 12 after the fixing screw 13 is screwed into the second.

As shown in figure 3, the handle 9 is provided with a containing hole 19 which penetrates through the handle 9 and extends into the cylindrical sliding rod 7, an end cover 20 is arranged outside the containing hole 19, a tactile needle 21 is placed in the containing hole 19, one end of the tactile needle 21 is fixed on the end cover 20, the end cover 20 is taken out of the containing hole 19 together with the tactile needle 21 when being detached, skin stimulation is facilitated during the examination of the injury of the body surface nerves, the tactile reflex of the skin is detected, and the tactile needle does not need to be carried additionally to avoid loss.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A neurology limb sensation knocking device comprises a hammer head and a first hammer handle fixedly mounted on the hammer head, and is characterized in that one end of the hammer head is provided with a cavity, the other end of the hammer head is detachably mounted with a rear cover, the cavity is internally and slidably mounted with a knocking block, one end of the hammer head is provided with a limiting ring for preventing the knocking block from being separated from the cavity, one end of the knocking block is centrally and fixedly mounted with a cylindrical slide rod, the center of the hammer head is provided with a slide matched with the cylindrical slide rod, the cylindrical slide rod is sleeved with a spring, the spring is arranged in the cavity, one end of the spring is fixedly connected with the other end of the knocking block and fixedly connected with the wall surface of the cavity, the cylindrical slide rod is far away from one end of the knocking block and fixedly mounted with a handle, the part of the cylindrical slide rod extending out of the hammer head and the, the scale comprises a scale body, a hammer head, a first hammer handle, a second hammer handle, a first threaded hole, a second threaded hole, a fixing screw and a second threaded hole, wherein the scale body is arranged on the scale body, the scale body is arranged on the hammer head, the scale body is arranged on the scale body, the scale head is arranged on the scale body, the scale body is arranged on the scale body, the scale head is.

2. The neurologic limb sensory knocking device as claimed in claim 1, wherein the handle is provided with a receiving hole which penetrates through the handle and extends into the cylindrical sliding rod, an end cover is arranged outside the receiving hole, a tactile needle is placed in the receiving hole, and one end of the tactile needle is fixed on the end cover.

3. The neurologic limb sensory striking device of claim 1 or claim 2, wherein a hanging ring is fixedly mounted at the lower end of the lengthened hammer handle.

4. The neurology limb sensory knocking device according to claim 1 or 2, wherein anti-slip grooves are uniformly formed in the outer wall of the lengthened hammer handle.

5. The neurology limb sensory knocking device according to claim 1, wherein an external thread is arranged on a connecting block arranged at one end of the hammer head, an internal thread is arranged on the rear cover, and the hammer head is in threaded connection with the rear cover.