CN212394897U - Device for detecting sensitivity of human body local to pressure-induced pain - Google Patents
Device for detecting sensitivity of human body local to pressure-induced pain Download PDFInfo
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- CN212394897U CN212394897U CN202022101096.4U CN202022101096U CN212394897U CN 212394897 U CN212394897 U CN 212394897U CN 202022101096 U CN202022101096 U CN 202022101096U CN 212394897 U CN212394897 U CN 212394897U
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Abstract
The utility model discloses a device for detecting the sensitivity of the local part of the human body to the pain caused by pressure, which comprises a detection main body and a handle; a telescopic guide rod is arranged in the detection main body, a pressure sleeve used for contacting with the body surface of a human body is arranged at the outer end of the guide rod, and the inner end of the guide rod is limited in the detection main body and can move in the detection main body in a telescopic way; the inner end of the detection main body, which is close to the guide rod, is provided with a pressure sensor, and the pressure sensor is connected with an external pressure display through a data line and used for displaying the pressure value of the pressure sensor on the guide rod in real time.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to a device for detecting human local degree of sensitivity that causes pain to pressure.
Background
The pain threshold determination is a common method for pain research, and accurate and objective measurement of the pain threshold plays an important role in diagnosis of diseases, evaluation of treatment effects and judgment of prognosis. Pain is a subjective sensation, and most of the pain threshold determination methods commonly used at present use values measured when patients self-complain of pain, such as: VAS pain scores, WOMAC scale scores, etc., so that the measurement of pain threshold is actually only a semi-objective measure. Meanwhile, the measurement of pain threshold is influenced by various factors such as age, sex, physiological and psychological states of the subject. In order to make the pain threshold measurement more accurate, the objective measurement of the pain threshold of the animal in the animal experiment is referred, a specific reflex which cannot be controlled by the human body is used as an index of the pain threshold measurement on the human body, or the pain threshold measurement result of a subject is comprehensively evaluated by combining some test indexes of the human body, so that the pain threshold measurement is more accurate and objective. However, the existing pressure detector is mostly used for scientific research, is mainly applied to basic research, and has low precision and poor repeatability in clinical application, and is greatly influenced by operators, so that the use of the pressure detector is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a device for detecting human local degree of sensitivity that causes pain to pressure, realize the sensitive accurate measurement of human body surface pressure through strain type pressure sensor.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for detecting the sensitivity of local human body to pressure-induced pain comprises a detection main body and a handle;
a telescopic guide rod is arranged in the detection main body, a pressure sleeve used for contacting with the body surface of a human body is arranged at the outer end of the guide rod, and the inner end of the guide rod is limited in the detection main body and can move in the detection main body in a telescopic way;
the inner end of the detection main body, which is close to the guide rod, is provided with a pressure sensor, and the pressure sensor is connected with an external pressure display through a data line and used for displaying the pressure value of the pressure sensor on the guide rod in real time.
Specifically, the detection main body comprises a shell, the shell is of a hollow structure, and a guide rod movably penetrates through the shell; the handle is fixedly connected with the bottom of the shell.
Furthermore, a cavity is formed in the inner end, located on the guide rod, of the shell, and an end part bulge is formed in the inner end of the guide rod and matched with the inner wall of the cavity; the inner end of the guide rod is sleeved with a spring, the end part of the spring is propped against the end part bulge of the guide rod and is compressed and filled in the cavity of the shell, and the inner end of the guide rod is attached to the pressure sensor through the tension of the spring.
Further, the rear end of casing is equipped with fixed stopper, the external screw thread is established to fixed stopper outside, and the internal thread is established to the casing rear end, fixes fixed stopper screw in casing rear end through interior external screw thread, and fixed back, and the inside and the pressure sensor of fixed stopper laminate mutually.
Specifically, the top of the handle is sleeved at the bottom of the shell, and the handle is fixed at the bottom of the shell through a fixing screw.
Furthermore, the data line passes through the handle and then penetrates out of the bottom of the handle.
Preferably, the pressure sleeve is detachably arranged at the outer end of the guide rod, the pressure sleeve is made of medical rubber, and the size of one end of the pressure sleeve, which is in contact with the body surface of a human body, is larger than that of the other end of the pressure sleeve, which is connected with the guide rod.
Has the advantages that:
the device for detecting the sensitivity of the local part of the human body to the pressure-induced pain transmits the pressure through the guide rod, and the guide rod is sleeved through the shell, so that the component force deviating from the direction of the guide rod can be offset, and the pressure detection precision is higher; the guide rod is tightly pressed on the surface of the sensor by utilizing the tension of the spring, so that the guide rod is well contacted with the sensor, the gap between the guide rod and the sensor is eliminated, and the detection dead zone of pressure detection is avoided; the pressure sleeve adopts the connection scheme of detachable replacement, so that the pressure sleeves of different specifications can be replaced by the same pressure detector, and the detection range is wider.
Drawings
These and/or other advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings and the following detailed description.
Fig. 1 is a schematic diagram of the internal structure of the device for detecting the sensitivity of the local part of the human body to the pressure-induced pain.
Fig. 2 is an external structure diagram of the device for detecting the sensitivity of the local part of the human body to the pressure-induced pain.
Wherein each reference numeral represents: 1, a handle; 2, fixing the plug; 3, a shell; 4 a pressure sensor; 4-1 data line; 5, a spring; 6, a guide rod; 6-1, the end part is raised; 7, a pressure sleeve; 8 fixing the screw.
Detailed Description
The invention will be better understood from the following examples.
The drawings in the specification show the structure, ratio, size, etc. only for the purpose of matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and not for the purpose of limiting the present invention, so the present invention does not have the essential meaning in the art, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and achievable purpose of the present invention. Meanwhile, the terms "upper", "lower", "front", "rear", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1, the device for detecting the sensitivity of the local part of the human body to the pressure-induced pain is in the shape of a pistol which is composed of a detection body and a handle 1.
Wherein, detect the main part and include casing 3, casing 3 is hollow structure, is equipped with the guide arm 6 that can stretch out and draw back in, and the outer end of guide arm 6 is equipped with the pressure cover 7 that is used for with human body surface contact, and the inner is restricted in inside the detection main part to can stretch out and draw back the removal in the detection main part. The top of the handle 1 is sleeved at the bottom of the shell 3, and the handle 1 is fixed at the bottom of the shell 3 through a fixing screw 8.
The inner end of the shell 3, which is close to the guide rod 6, is provided with a pressure sensor 4, and the pressure sensor 4 is connected with an external pressure display through a data line 4-1 and used for displaying the pressure value of the guide rod 6 on the pressure sensor 4 in real time. The data line 4-1 passes through the handle 1 and then penetrates out of the bottom of the handle 1.
The inner end of the shell 3, which is positioned on the guide rod 6, is provided with a cavity, and the inner end of the guide rod 6 is provided with an end part bulge 6-1 which is matched with the inner wall of the cavity; the inner end of the guide rod 6 is sleeved with a spring 5, the end part of the spring 5 is pressed against the end part bulge 6-1 of the guide rod 6 and is compressed and filled in the cavity of the shell 3, and the inner end of the guide rod 6 is attached to the pressure sensor 4 through the tension of the spring 5.
The rear end of casing 3 is equipped with fixed stopper 2, the external screw thread is established to fixed stopper 2 outside, and the internal thread is established to 3 rear ends of casing, fixes fixed stopper 2 screw in casing 3 rear ends through interior external screw thread, and fixed back, and the inside and the pressure sensor 4 of fixed stopper 2 are laminated mutually.
The pressure sleeve 7 is detachably arranged at the outer end of the guide rod 6, the pressure sleeve 7 is made of medical rubber, and the size of one end of the pressure sleeve, which is in contact with the body surface of a human body, is larger than that of the other end of the pressure sleeve, which is connected with the guide rod 6.
When the pressure detection device is used, a user holds the handle 1 by hand, the pressure sleeve 7 is pressed on the body surface of the human body in a direction perpendicular to the body surface of the human body, appropriate pressure is applied, the pressure value of the body surface can be detected, and the sensitivity of the local part of the human body to pressure-induced pain is detected according to the pain feeling of a testee.
The utility model provides a thought and method for detecting human local device that causes painful sensitivity to pressure, the method and the way that specifically realize this technical scheme are many, above only the preferred embodiment of the utility model should point out, to the ordinary skilled person in this technical field, do not deviate from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements and moist decorations, these improvements should also be regarded as with moist decorations the utility model discloses a protection scope. All the components not specified in the present embodiment can be realized by the prior art.
Claims (7)
1. A device for detecting the sensitivity of a human body's local region to pressure-induced pain, comprising a detecting body and a handle (1);
a telescopic guide rod (6) is arranged in the detection main body, a pressure sleeve (7) which is used for contacting with the body surface of a human body is arranged at the outer end of the guide rod (6), and the inner end of the guide rod is limited in the detection main body and can move in the detection main body in a telescopic way;
the inner end, close to the guide rod (6), in the detection main body is provided with a pressure sensor (4), and the pressure sensor (4) is connected with an external pressure display through a data line (4-1) and used for displaying a pressure value of the guide rod (6) on the pressure sensor (4) in real time.
2. The device for detecting the sensitivity of a local part of a human body to pressure-induced pain according to claim 1, wherein the detection body comprises a shell (3), the shell (3) is of a hollow structure, and the guide rod (6) movably penetrates through the shell (3); the handle (1) is fixedly connected with the bottom of the shell (3).
3. The device for detecting the sensitivity of a human body part to pressure-induced pain according to claim 2, characterized in that the housing (3) is provided with a cavity at the inner end of the guide rod (6), and the inner end of the guide rod (6) is provided with an end protrusion (6-1) which is adapted to the inner wall of the cavity; the inner end of the guide rod (6) is sleeved with a spring (5), the end part of the spring (5) is pressed against the end part bulge (6-1) of the guide rod (6) and is compressed and filled in the cavity of the shell (3), and the inner end of the guide rod (6) is attached to the pressure sensor (4) through the tension of the spring (5).
4. The device for detecting the sensitivity of the local part of the human body to the pain caused by the pressure as claimed in claim 3, wherein the rear end of the shell (3) is provided with a fixed plug (2), the outside of the fixed plug (2) is provided with an external thread, the rear end of the shell (3) is provided with an internal thread, the fixed plug (2) is screwed into the rear end of the shell (3) through the internal thread and the external thread for fixing, and after the fixed plug (2) is fixed, the inside of the fixed plug (2) is attached to the pressure sensor (4).
5. The device for detecting the sensitivity of a human body part to pressure-induced pain according to claim 2, wherein the top of the handle (1) is sleeved on the bottom of the shell (3), and the handle (1) is fixed on the bottom of the shell (3) through a fixing screw (8).
6. Device for detecting the sensitivity of a human body part to pressure-induced pain according to claim 5, characterized in that the data line (4-1) passes through the handle (1) and then out of the bottom of the handle (1).
7. The device for detecting the sensitivity of the local part of the human body to the pressure-induced pain according to claim 1, wherein the pressure sleeve (7) is detachably arranged at the outer end of the guide rod (6), the pressure sleeve (7) is made of medical rubber, and the size of one end of the pressure sleeve contacting with the surface of the human body is larger than that of the other end connected with the guide rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101096.4U CN212394897U (en) | 2020-09-23 | 2020-09-23 | Device for detecting sensitivity of human body local to pressure-induced pain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022101096.4U CN212394897U (en) | 2020-09-23 | 2020-09-23 | Device for detecting sensitivity of human body local to pressure-induced pain |
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| Publication Number | Publication Date |
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| CN212394897U true CN212394897U (en) | 2021-01-26 |
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| CN202022101096.4U Active CN212394897U (en) | 2020-09-23 | 2020-09-23 | Device for detecting sensitivity of human body local to pressure-induced pain |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111973162A (en) * | 2020-09-23 | 2020-11-24 | 江苏省中医院 | Device for detecting sensitivity of human body local to pressure-induced pain |
| CN115474902A (en) * | 2022-09-30 | 2022-12-16 | 山东大学 | Human body pressure threshold detection device and detection method |
-
2020
- 2020-09-23 CN CN202022101096.4U patent/CN212394897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111973162A (en) * | 2020-09-23 | 2020-11-24 | 江苏省中医院 | Device for detecting sensitivity of human body local to pressure-induced pain |
| CN115474902A (en) * | 2022-09-30 | 2022-12-16 | 山东大学 | Human body pressure threshold detection device and detection method |
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Inventor after: Wang Peimin Inventor after: Yin Songjiang Inventor after: Zhang Yan Inventor after: Army Inventor after: Zhang Nongshan Inventor after: Zhang Li Inventor after: Xing Runlin Inventor after: Mei Wei Inventor after: Huang Zhengquan Inventor after: Ding Liang Inventor before: Wang Peimin Inventor before: Zhang Yan Inventor before: Army Inventor before: Zhang Nongshan Inventor before: Zhang Li Inventor before: Xing Runlin Inventor before: Mei Wei Inventor before: Huang Zhengquan Inventor before: Ding Liang Inventor before: Yin Songjiang |