CN110840578A - Perineum dynamometer - Google Patents

Perineum dynamometer Download PDF

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Publication number
CN110840578A
CN110840578A CN201911066074.4A CN201911066074A CN110840578A CN 110840578 A CN110840578 A CN 110840578A CN 201911066074 A CN201911066074 A CN 201911066074A CN 110840578 A CN110840578 A CN 110840578A
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China
Prior art keywords
perineum
lower computer
column
motor
next machine
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Pending
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CN201911066074.4A
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Chinese (zh)
Inventor
郑钢铁
陆俞朴
李奇钟
潘勇卫
邓玖征
赵喆
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Tsinghua University
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Tsinghua University
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Priority to CN201911066074.4A priority Critical patent/CN110840578A/en
Publication of CN110840578A publication Critical patent/CN110840578A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
    • A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06—Measuring instruments not otherwise provided for
    • A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Neurosurgery (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

The invention discloses a perineum force measuring instrument, which comprises: the gasbag, the trachea, baroceptor, aerify the motor, display screen and next machine, wherein, the gasbag cover is on perineum post surface, be connected with baroceptor and the motor that charges through the trachea, baroceptor is connected with the next machine, the next machine is connected with aerifing motor and display screen, in case patient's perineum portion extrudees the perineum post, pressure will turn into atmospheric pressure and measure, the sensor turns into voltage signal with it, the transmission gives the next machine, the next machine carries out the analysis to voltage signal, obtain corresponding dynamics value, aerify the motor and aerify the gasbag according to dynamics value control, and simultaneously, the dynamics value is shown by the display, provide the instruction for medical personnel. This perineum dynamometer can characterize the pressure that receives when perineum extrudees the perineum to with its digital display, the doctor can adjust patient's position according to numerical value, simultaneously, the gasbag also can alleviate the injury that the patient received because of the extrusion.

Description

Perineum dynamometer
Technical Field
The invention relates to the technical field of medical surgical instruments, in particular to a perineum force measuring instrument.
Background
In the prior art, when an orthopedic operation is performed, the perineum column can be fixed on an orthopedic operating table, and the perineum of a patient is clamped when a leg fracture operation is performed so as to limit the movement of the body of the patient. However, during the operation, if the perineum is pressed too much, the nerve can be damaged, thereby affecting the functions of other related physiological parts and forming operation sequelae, and the main symptoms are female sexual loss and male impotence. Therefore, it is desired to solve the above problems to avoid the damage to the perineum, which may cause other troubles for the patients.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the invention aims to provide a perineum force measuring instrument.
In order to achieve the above object, an embodiment of the present invention provides a perineum force measuring instrument, including: gasbag, trachea, baroceptor, aerify motor, display screen and next machine, wherein, the gasbag cover is on perineum post surface, through the trachea respectively with baroceptor with the charging motor is connected, baroceptor with the next machine is connected, the next machine with aerify the motor with the display screen is connected, works as when the gasbag receives the extrusion, baroceptor turns into voltage signal with pressure, transmits for the next machine, the next machine is right voltage signal carries out the analysis, obtains corresponding dynamics value, according to dynamics value control the inflating motor is right the gasbag is aerifyd, simultaneously, the dynamics value by the display screen digital display comes out, provides the instruction for medical personnel.
The perineum force measuring instrument provided by the embodiment of the invention can represent the pressure applied to the perineum when the perineum is extruded by the perineum and digitally display the pressure, so that a doctor can adjust the position of a patient according to the pressure, control the force applied to the patient within a proper range and reduce the damage of the position to provide an indicating function. In addition, the air bag can also alleviate the injury of the patient caused by extrusion.
In addition, the perineal column force measuring instrument according to the above embodiment of the present invention may further have the following additional technical features:
further, in an embodiment of the present invention, the air bag is sewn with a cloth that is biocompatible with human body or other materials that are compatible with skin, and both sides are connected by an elastic band, a hook and loop fastener or a zipper to form a sleeve.
Further, in one embodiment of the invention, the inner diameter of the air sac is consistent with the diameter of the perineum column, and the length of the air sac wrapped on the perineum column accounts for 2/5-2/3 of the circumference of the perineum column.
Further, in an embodiment of the present invention, the method further includes: the relay is respectively connected with the inflating motor and the lower computer, and the lower computer controls the inflating motor to inflate the airbag by controlling the on-off of the relay; and the voltage amplifier is respectively connected with the air pressure sensor and the lower computer and is used for amplifying the voltage signal so as to facilitate the analysis of the lower computer.
Optionally, in an embodiment of the present invention, the method further includes: the power supply module is used for supplying power to related components, and the power supply form comprises three types: firstly, only the lower computer is powered, and then the lower computer supplies power to other components; secondly, supplying power to the lower computer and other components simultaneously; thirdly, the two modes are combined, one part is supplied with power by the power supply module, and the other part is supplied with power by the lower computer.
Further, in one embodiment of the invention, the perineum column dynamometer is divided into an embedded type and an external type, wherein the embedded type dynamometer embeds the circuit into the perineum column, and the display screen is arranged at the top of the perineum column; the external dynamometer integrally arranges a circuit in a preset independent shell and is connected with the perineum column through a lead.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic diagram of a perineal column force measuring instrument circuit according to one embodiment of the present invention;
FIG. 2 is a front view of one embodiment of an air bag according to the present invention;
FIG. 3 is a side view of one embodiment of an airbag according to the present invention;
fig. 4 is a diagram of one embodiment of an embedded perineal column force gauge according to the present invention;
fig. 5 is a diagram of one embodiment of an external perineal column force measuring device according to the present invention.
Description of reference numerals: the perineum force measuring instrument comprises a 100-perineum force measuring instrument body, a 1-air bag (the size of one sample is L1-L2-200 mm), a 2-air pipe, a 3-air pressure sensor, a 4-inflation motor, a 5-display screen (such as a 4-digit tube), a 6-lower computer (such as an Arduino board), a 7-relay, an 8-voltage amplifier, a 9-power module (the power module can only supply power to the lower computer, and the lower computer supplies power to other modules), a 10-protective resistor, an 11-elastic band, a 12-hook, a 13-zipper, a 14-perineum, a 15-customized perineum cavity and a 16-external force measuring instrument shell.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A perineal column force measuring instrument according to an embodiment of the present invention will be described below with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a perineal column dynamometer circuit of one embodiment of the present invention.
As shown in fig. 1, the perineal column force gauge 100 includes: the method comprises the following steps: the device comprises an air bag 1, an air pipe 2, an air pressure sensor 3, an inflating motor 4, a display screen 5 and a lower computer 6.
Wherein, 1 covers of gasbag is on perineum post surface, be connected with baroceptor 3 and charging motor 4 respectively through trachea 2, baroceptor 3 is connected with next computer 6, next computer 6 is connected with charging motor 4 and display screen 5, when gasbag 1 receives the extrusion, baroceptor 3 turns into voltage signal with atmospheric pressure, the transmission gives next computer 6, next computer 6 carries out the analysis to voltage signal, obtain corresponding dynamics value, according to the control of dynamics value, charging motor 4 inflates the gasbag, and simultaneously, the dynamics value is come out by display screen 5 digital display, provide the instruction for medical personnel.
Further, the embodiment of the present invention further includes: the relay 7 and the relay 7 are respectively connected with the inflating motor 4 and the lower computer 6, and the lower computer 6 controls the inflating motor 4 to inflate the airbag 1 by controlling the on-off of the relay 7. And the voltage amplifier 8 are respectively connected with the air pressure sensor 3 and the lower computer 7 and are used for amplifying voltage signals so as to facilitate analysis of the lower computer 7.
Optionally, in an embodiment of the present invention, the method further includes: the power supply module 9 is used for supplying power to related components, and the power supply forms include three types: firstly, only the lower computer 6 is powered, and then the lower computer 6 supplies power to other components; secondly, simultaneously supplying power to the lower computer 6 and other components; thirdly, the two modes are combined, one part is supplied with power by the power supply module 9, and the other part is supplied with power by the lower computer 6.
That is to say, the circuit power supply (power supply module 9) can supply power to the lower computer 6, and then the lower computer 6 supplies power to other modules, or the circuit power supply can supply power to the lower computer 6 and other modules at the same time, the required voltage can be adjusted, or the two modes can be combined, one part is supplied with power by the power supply module 9, and the other part is supplied with power by the lower computer 6.
It should be noted that, in the embodiment of the present invention, in order to perform current matching, a resistor may be additionally installed between the lower computer 6 and the display screen 5.
Specifically, the working process of the embodiment of the invention is as follows: the air bag is arranged on the perineum cylindrical surface of a patient to the perineum, when the perineum receives extrusion, the pressure of the air bag 1 is converted into air pressure, the air bag 1 is connected with the inflating motor 4 through the measuring end of the catheter 2 and the air pressure sensor 3, after the air pressure sensor 3 detects the air pressure, the air pressure is converted into an electric signal, the electric signal is amplified through the voltage amplifier 8 and is collected by the lower computer 6, the lower computer 6 analyzes data, corresponding force value is calculated, and the force value is displayed by the display screen 5. The lower computer 6 controls the inflation motor 4 to inflate the airbag 1 by controlling the on/off of the relay 7, so as to maintain the air pressure in the airbag constant. The whole circuit is provided with 5V/9V voltage by the power supply module 9; a power supply module 9 can also be used for supplying power to the lower computer 6, and the lower computer 6 supplies power to other modules; or a combination of the two.
Further, as shown in fig. 2, the shape of the air bag 1 is square, the material for manufacturing the air bag is biocompatible rubber or other air-tight soft materials, and a layer of cloth or other materials which are suitable for the skin are sewed on the outer side of the air bag; the two sides are connected through an elastic band, a hook, a magic tape or a zipper, but not limited to, the sleeve is formed; an air pipe 2 and a pressure sensor 3 are connected with an inflating motor 4 near one corner of the air bag 1, and the connection of the air pipe 2 can be converted by a three-way pipe. It should be noted that those skilled in the art may adjust the material according to the actual situation, and the material is not limited specifically herein.
Further, in one embodiment of the invention, the inner diameter of the balloon is approximately the same as the diameter of the perineal column, and the length of the balloon wrapped on the perineal column is between 2/5 and 2/3 of the circumference of the perineal column.
Specifically, as shown in fig. 3, the wide parts of the two sides of the air bag 1 are connected by an elastic band 11 and a set of hooks 12 to form a sleeve shape for being sleeved on the perineal column, and the air bag 1 needs to be aligned with the perineum. The inner diameter of the whole sleeve formed by the air bag 1 and the elastic band 11 is the same as the outer diameter of the perineal column. For example, in this embodiment, the elastic band 11 is 100mm long, the hook 12 is 100mm long after being hooked, the inner circumference of the sleeve is formed to be equivalent to the circumference of the perineal column, the hook 12 is used for controlling the maximum volume of the air bag 1 when the air bag 1 is inflated, and the elastic band 11 is used for fixing the air bag 1 on the perineal column when the air bag 1 is pressed.
It should be noted that once the perineum column is pressed by the perineum of the patient, the pressure is converted into air pressure. The measured value can be calibrated, the relation between the pressure and the air pressure is established, and then the numerical value of the pressure can be obtained only by measuring the air pressure and is displayed through the digital display screen. The tension meter can be used for calibration, in order to simulate the effect of extruding the air bag by the perineum part of a human body, a soft material with high enough strength, such as cloth, is used for contacting the tension meter and the air bag, in order to avoid the deformation of a cloth cover, two end surfaces of the soft cloth parallel to the axis of the perineum column are respectively fixed on a rigid structure, and the rigid structure is connected with a tension meter reader part through a rope fixed on the rigid structure, so that the relationship between voltage and pressure is obtained through calibration.
In one embodiment, the whole circuit is calibrated, the voltage amplifier is adjusted to amplify by 40 times, and the relationship between the pressure and the voltage is obtained as follows:
F＝k1U+k2
wherein k is1＝517.1(509.5，524.6)，k2＝-173.4(-178.7,-168)。
If the maximum allowable stress value of the human perineum is limited to 500N, when the coefficient is F-500N, U-1.332V, the measurement error caused by the coefficient does not exceed (524.6-509.5) × 1.332/500-4% at the maximum.
Further, in one embodiment of the invention, the perineum force measuring instrument is divided into an embedded type and an external type, wherein the embedded type perineum force measuring instrument is used for embedding a circuit inside the perineum column, and the display screen is arranged at the top of the perineum column; the external perineum force measuring instrument is characterized in that a circuit is integrated and arranged in a preset independent shell and then connected with the perineum through a lead.
For example, as shown in fig. 4, the embedded perineal column dynamometer structure is: the air bag 1 can be fixed on the perineum column 14 through the elastic band 11, the customized perineum column 14 is internally provided with a cavity 15 for arranging a circuit, the air bag 1 is led into the cavity 15 through the opening hole on the rear side of the perineum column 14 through the air pipe 2, the display screen 5 can be arranged at the top of the perineum column 14, and the power supply can be built-in by a battery and also can be powered by an external wire.
For example, as shown in fig. 5, the external perineum column dynamometer is used for being arranged on an existing perineum column 14, the air bag 1 can be fixed on the perineum column 14 through a zipper 13 on a connecting cloth, the air bag 1 is connected with a dynamometer shell 16 through an air pipe 2, a circuit is arranged in the external perineum column dynamometer, pressure figures can be read through a display screen 5, and components such as a circuit switch and the like can be exposed on the surface.
According to the perineum column dynamometer provided by the embodiment of the invention, the pressure born by the perineum when the perineum column is pressed by the perineum can be represented and digitally displayed, so that a doctor can adjust the position of a patient according to the pressure, the force born by the patient is controlled within a proper range, and the damage of the position is reduced to provide an indicating function. In addition, the air bag can also alleviate the injury of the patient caused by extrusion.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (6)

1. A perineal column force gauge, comprising: an air bag, an air pipe, an air pressure sensor, an inflating motor, a display screen and a lower computer, wherein,
the gasbag cover is on perineum post surface, through the trachea respectively with baroceptor with the charging motor is connected, baroceptor with the next machine is connected, the next machine with the charging motor with the display screen is connected, works as when the gasbag receives the extrusion, baroceptor turns into voltage signal with atmospheric pressure, transmits for the next machine, the next machine is right voltage signal carries out the analysis, obtains corresponding dynamics value, according to dynamics value control the charging motor is right the gasbag is aerifyd, simultaneously, the dynamics value by the display screen digital display comes out, provides the instruction for medical personnel.
2. The perineum force measuring instrument of claim 1 wherein the outside of the air bag is sewn with cloth which is biocompatible with human body or other materials which are suitable for skin, and the two sides are connected by an elastic band, a hook, a magic tape or a zipper to form a sleeve.
3. The perineum force measuring instrument of claim 1 wherein the inner diameter of the air sac is approximately equal to the diameter of the perineum column, and the length of the air sac wrapped on the perineum column is 2/5-2/3 of the circumference of the perineum column.
4. The perineal column force gauge of claim 1 further comprising:
the relay is respectively connected with the inflating motor and the lower computer, and the lower computer controls the inflating motor to inflate the airbag by controlling the on-off of the relay;
and the voltage amplifier is respectively connected with the air pressure sensor and the lower computer and is used for amplifying the voltage signal so as to facilitate the analysis of the lower computer.
5. The perineal column force gauge of claim 1 further comprising:
the power supply module is used for supplying power to related components, and the power supply form comprises three types:
firstly, only the lower computer is powered, and then the lower computer supplies power to other components;
secondly, supplying power to the lower computer and other components simultaneously;
thirdly, the two modes are combined, one part is supplied with power by the power supply module, and the other part is supplied with power by the lower computer.
6. The perineum force measuring instrument of claim 1 wherein the perineum force measuring instrument is divided into an embedded type and an external type, wherein,
the embedded perineum dynamometer is characterized in that a circuit is embedded into a perineum, and the display screen is arranged at the top of the perineum;
the external perineum force measuring instrument is characterized in that a circuit is integrated and arranged in a preset independent shell and then connected with the perineum through a lead.
CN201911066074.4A 2019-11-04 2019-11-04 Perineum dynamometer Pending CN110840578A (en)

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Application Number Priority Date Filing Date Title
CN201911066074.4A CN110840578A (en) 2019-11-04 2019-11-04 Perineum dynamometer

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102579028A (en) * 2012-03-01 2012-07-18 北京麦邦光电仪器有限公司 Method and system for measuring uterine contraction pressure by using air bag
CN204909555U (en) * 2015-03-20 2015-12-30 中国人民解放军第四军医大学 Hemostasis by compression device after femoral venous puncture
CN107411929A (en) * 2017-08-17 2017-12-01 威海威高骨科手术机器人有限公司 Fracture of lower limb resetting means
CN109998620A (en) * 2019-03-01 2019-07-12 齐鲁工业大学 A kind of automatic air pressure haemostat measurement and control system based on self adaptive control
CN209500163U (en) * 2018-05-11 2019-10-18 石家庄高新区亿成科技有限公司 A kind of operation table surface

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102579028A (en) * 2012-03-01 2012-07-18 北京麦邦光电仪器有限公司 Method and system for measuring uterine contraction pressure by using air bag
CN204909555U (en) * 2015-03-20 2015-12-30 中国人民解放军第四军医大学 Hemostasis by compression device after femoral venous puncture
CN107411929A (en) * 2017-08-17 2017-12-01 威海威高骨科手术机器人有限公司 Fracture of lower limb resetting means
CN209500163U (en) * 2018-05-11 2019-10-18 石家庄高新区亿成科技有限公司 A kind of operation table surface
CN109998620A (en) * 2019-03-01 2019-07-12 齐鲁工业大学 A kind of automatic air pressure haemostat measurement and control system based on self adaptive control

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Application publication date: 20200228