CN115486822A - Pressure detection device and method for detecting internal bleeding - Google Patents
Pressure detection device and method for detecting internal bleeding Download PDFInfo
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- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
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- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
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- A—HUMAN NECESSITIES
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- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/028—Microscale sensors, e.g. electromechanical sensors [MEMS]
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Abstract
The invention provides a pressure detection device and a method for detecting internal bleeding, the scheme detects pressure values of all areas of a human body through a pressure detection module, subtracts the value of the corresponding area in a standard pressure threshold range stored in a storage unit from the pressure value in a comparison unit to obtain the pressure difference of each point, judges whether the internal bleeding exists or not through analysis of the pressure difference, and can quickly determine whether the internal bleeding exists or not because the pressure value is reduced during the internal bleeding and the pressure difference is reduced. And this scheme device only includes four modules of pressure detection module, processing module, display module and power module, and the pressure detection module detects in subregion moreover, portable.
Description
Technical Field
The invention relates to the technical field of pressure detection, in particular to a pressure detection device and method for detecting internal bleeding.
Background
When deep tissues and organs are damaged, blood can flow into tissues, organ gaps or body cavities from broken blood vessels or be discharged from air passages, digestive tracts and urethra, the blood does not flow out through damaged skin mucous membranes, the flowing blood cannot be seen on the body surface, the internal bleeding is the internal bleeding, and the serious consequence of dangerous life safety is easily caused if the internal bleeding stops bleeding in time.
The existing internal hemorrhage examination has two types, firstly, the existing medical equipment such as an electrocardiogram detector can monitor vital signs such as pulse value and blood pressure value of a patient, but the method can only monitor the vital signs when the patient loses blood to a certain degree, otherwise, the vital signs are late; large medical image scanning equipment such as CT (computed tomography) equipment in hospitals is adopted for examination, and the large imaging equipment such as CT equipment is used for internal hemorrhage examination, so that the examination speed of the large equipment is low, and the requirement of quick internal hemorrhage examination cannot be met; the mobility of large equipment is poor, and the requirement of quick internal bleeding inspection in the field of out-of-hospital first aid cannot be met.
Therefore, a portable device which can be used for both first aid outside the hospital and rapid determination of the presence of internal bleeding in the hospital is urgently needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a pressure detection device and a pressure detection method for detecting internal bleeding, and aims to solve the technical problem that whether the internal bleeding exists is difficult to carry and quickly determined in the prior art.
A pressure sensing device for sensing internal bleeding, comprising: the device comprises a plurality of pressure detection modules, a processing module, a display module and a power supply module; each pressure detection module is electrically connected with the processing module, the processing module is electrically connected with the display module, and the power supply module is respectively connected with the pressure detection module, the processing module and the display module; each pressure detection module is composed of a plurality of fixed pressure detection units, each fixed pressure detection unit is internally provided with a pressure detection point and six dispersed detection points, and the six dispersed detection points enclose a regular hexagon taking the pressure detection points as the center; the processing module is internally provided with a storage unit, a comparison unit and a communication unit, the communication unit receives the pressure detection value transmitted by the pressure detection module, a standard pressure threshold range is stored in the storage unit, and the comparison unit is used for comparing and analyzing the received pressure detection value and the standard pressure threshold range to obtain a comparison and analysis result; the communication unit simultaneously transmits the comparison and analysis result to the display module; the display module is used for displaying the comparison analysis result; the power module supplies power to the pressure detection module, the processing module and the display module respectively.
In one embodiment, a miniature pressure sensor is used at both the pressure detection point and the dispersion detection point.
In one embodiment, the pressure detection modules are divided into six types, namely a thoracic type, an abdominal type, a head type, a back type, an upper limb type and a lower limb type, the pressure detection modules are made of flat and bendable materials, and the flat surface of each type of pressure detection module corresponds to the surface of the corresponding structure of the human body in size.
In one embodiment, a plurality of fixed pressure detecting units are uniformly distributed on each pressure detecting module, and the number of the fixed pressure detecting units is determined according to the size of the flat surface of the pressure detecting module.
In one embodiment, the pressure detection unit is a regular hexagon and is attached to the flat surface of the pressure detection module for covering the surface of a human body, the distributed detection points are distributed at six vertexes of the regular hexagon, and the pressure detection point is located at the center of the regular hexagon.
In one embodiment, a plurality of power supply interfaces are arranged in each pressure detection module, and the plurality of power supply interfaces are respectively connected with the plurality of fixed pressure detection units in the pressure detection module.
In one embodiment, the pressure detection modules are divided into different types of pressure detection modules carrying corresponding structural region identification labels according to different detected human body structural regions, and the human body structural regions are divided into six regions including a chest region, an abdomen region, a head region, a back region, an upper limb region and a lower limb region.
In one embodiment, the number of the fixed pressure detection units connected in the pressure detection module is determined according to the size of the human body area needing to be covered in the human body structure area of the detected person.
In one embodiment, in the fixed pressure detecting unit, the one pressure detecting point is fixedly connected to the six distributed detecting points respectively.
According to the technical scheme, the beneficial technical effects of the invention are as follows:
1. the pressure detection module is used for detecting the pressure value of each area of the human body, the value of the corresponding area in the standard pressure threshold range stored in the storage unit is subtracted from the pressure value in the comparison unit to obtain the pressure difference of each point, whether internal bleeding exists or not is judged through analysis of the pressure difference, and the pressure value is reduced during the internal bleeding, so that the pressure difference is reduced, and whether the internal bleeding exists or not can be quickly determined.
2. A fixed pressure detection unit is internally provided with a pressure detection point and six scattered detection points, when the pressure difference of one point is abnormal, the change and the trend of the pressure difference can be further determined through other pressure detection points or the scattered detection points in the fixed pressure detection unit, so that the approximate range of the abnormality, namely the approximate range of the internal bleeding can be quickly determined.
3. The device includes four modules of pressure detection module, processing module, display module and power module, and the pressure detection module detects portable by subregion moreover.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a block diagram of a pressure sensing device for sensing internal bleeding, according to one embodiment;
FIG. 2 is a schematic diagram of various types of pressure sensing modules in one embodiment;
FIG. 3 is a schematic diagram of a chest type pressure sensing module according to one embodiment;
fig. 4 is a schematic structural diagram of a fixed pressure detecting unit in one embodiment.
Reference numerals are as follows:
1-thorax shape, 2-abdomen shape, 3-head shape, 4-back shape, 5-upper limb shape, 6-lower limb shape, 7-fixed pressure detection unit, 71-pressure detection point, 72-dispersed detection point.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In one embodiment, as shown in fig. 1, there is provided a pressure detection device for detecting internal bleeding, comprising: the device comprises a plurality of pressure detection modules, a processing module, a display module and a power supply module; each pressure detection module is electrically connected with the processing module, the processing module is electrically connected with the display module, and the power supply module is respectively connected with the pressure detection module, the processing module and the display module; each pressure detection module is composed of a plurality of fixed pressure detection units, as shown in fig. 3 or fig. 4, each fixed pressure detection unit 7 is provided with a pressure detection point 71 and six dispersed detection points 72, and the six dispersed detection points 72 enclose a regular hexagon with the pressure detection point 71 as the center; the processing module is internally provided with a storage unit, a comparison unit and a communication unit, the communication unit receives the pressure detection value transmitted by the pressure detection module, the storage unit stores a standard pressure threshold range, and the comparison unit is used for comparing and analyzing the received pressure detection value and the standard pressure threshold range to obtain a comparison and analysis result; the communication unit simultaneously transmits the comparison analysis result to the display module; the display module is used for displaying the comparison analysis result; the power supply module supplies power to the pressure detection module, the processing module and the display module respectively. And the pressure detection points and the dispersion detection points adopt miniature pressure sensors.
Specifically, the standard pressure threshold range is a threshold range obtained by counting the pressure values of blood pressure of each region of a normal person collected in large numbers. All measured pressures are blood pressure because internal bleeding, although weak, can produce blood pressure changes that are difficult to distinguish from normal blood pressure.
The human body can be divided into six regions, namely a chest region, an abdomen region, a back region, a head region, an upper limb region and a lower limb region according to the distance from the heart and the common classification of medicine. Although the blood pressure values of different regions are different due to different distances from the heart, the blood pressure of the same region is approximately the same, so that a plurality of pressure detection modules are arranged, and each pressure detection module corresponds to one region.
However, in the same region, pressure values of different points are also different, so in order to prevent errors caused by internal differences in the same region, in the scheme, a regular hexagonal fixed pressure detection unit is adopted in each pressure detection module, six vertexes of the regular hexagon are dispersed detection points, a central point of the regular hexagon is a pressure detection point, and the relative positions of the dispersed detection points and the pressure detection points in each fixed pressure detection unit are fixed. Therefore, each detection point (whether a dispersion detection point or a pressure detection point) is provided with the miniature pressure sensor, the pressure value of each point can be detected, and the refinement of each area is realized.
When the comparison analysis is carried out, the value of the corresponding area in the standard pressure threshold range is subtracted from the pressure value to obtain the pressure difference of each point, although the pressure values of all areas are different, the pressure differences should be similar, and if the pressure difference of the detection point is obviously smaller than other pressure differences, internal bleeding exists near the detection point. And simultaneously calculating the extreme difference of the pressure difference of each detection point in the area, and verifying whether the detection point is determined to be the existence of the internal bleeding.
In one embodiment, as shown in fig. 2 and 3, the pressure detection modules are divided into six types, namely a thoracic type 1, an abdominal type 2, a head type 3, a back type 4, an upper limb type 5 and a lower limb type 6, the pressure detection modules are made of flat and bendable materials, and the size of the flat surface of each type of pressure detection module corresponds to the surface of the corresponding structure of the human body. A plurality of fixed pressure detection units are uniformly distributed on each pressure detection module, and the number of the fixed pressure detection units is determined according to the size of the flat surface of the pressure detection module.
Specifically, the upper limb 5 and the lower limb 6 are also flat in shape and made of a soft material, and the material may be a soft deformable material such as plastic, silicone, latex, or the like, and can be bent in conformity with the shape of the upper limb and the lower limb. Because the head is approximately spherical in shape, the head area is also made of flat and flexible material and bent into a shape similar to a helmet. All the fixed pressure detection units are arranged on the inner surface of each flat and bendable material and are attached to the skin of a human body.
In one embodiment, as shown in fig. 3, the fixed pressure detecting unit 7 is a regular hexagon and is attached to the pressure detecting module for covering the flat surface of the human body surface, the distributed detecting points are distributed at six vertices of the regular hexagon, and the pressure detecting points are located at the center of the regular hexagon.
In one embodiment, each pressure detection module is provided with a plurality of power supply interfaces, and the plurality of power supply interfaces are respectively connected with the plurality of fixed pressure detection units in the pressure detection module. The pressure detection module is divided into different types of pressure detection modules carrying corresponding structural region identification labels according to different detected human body structural regions, and the human body structural region is divided into six regions including a chest region, an abdomen region, a head region, a back region, an upper limb region and a lower limb region. The number of the fixed pressure detection units connected in the pressure detection module is determined according to the size of the human body area needing to be covered in the human body structure area of the detected person.
Particularly, such setting can be according to the specific different people's the body surface area condition, can select to put more or put less fixed pressure measurement unit to can satisfy the people of different heights and statures, better laminating is detected the people's physical condition, detects more accurately.
In one embodiment, as shown in fig. 4, in the fixed pressure detecting unit, one pressure detecting point 71 is fixedly connected with six distributed detecting points 72. Such a stationary pressure sensing unit is suitable for use in the description of the previous embodiment.
In one embodiment, an internal bleeding detection method based on the pressure detection device for detecting internal bleeding described in the above embodiment includes: acquiring a predicted standard pressure threshold range of each region of the human body, and storing the range in a storage unit; the pressure detection modules are respectively arranged at each region of the human body, and the pressure values of each region of the human body are collected by using the pressure detection points and the dispersed detection points in each fixed pressure detection unit in the pressure detection modules; receiving the collected pressure value through a communication unit, and transmitting the pressure value to a comparison unit; in a comparison unit, the pressure values are subjected to difference according to the standard pressure threshold range to obtain the pressure difference between each pressure detection point and each dispersed detection point; and comparing and analyzing the pressure difference, and transmitting the analysis result to a display module through a communication unit for displaying.
Specifically, when performing comparison analysis, the pressure value is subtracted from the value of the corresponding area in the standard pressure threshold range to obtain the pressure difference of each point, although the pressure values of the areas are different, the pressure differences should be similar, and if the pressure difference at a detection point is significantly smaller than other pressure differences, internal bleeding exists near the detection point. And simultaneously calculating the extreme difference of the pressure difference of each detection point in the area, and verifying whether the detection point is determined to be the existence of the internal bleeding.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will 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 embodiments of the present invention, and they should be construed as being covered by the appended claims and their equivalents.
Claims (10)
1. A pressure sensing device for sensing internal bleeding, comprising: the device comprises a plurality of pressure detection modules, a processing module, a display module and a power supply module;
each pressure detection module is electrically connected with the processing module, the processing module is electrically connected with the display module, and the power supply module is respectively connected with the pressure detection module, the processing module and the display module;
each pressure detection module is composed of a plurality of fixed pressure detection units, each fixed pressure detection unit is internally provided with a pressure detection point and six dispersed detection points, and the six dispersed detection points enclose a regular hexagon taking the pressure detection points as the center;
the processing module is internally provided with a storage unit, a comparison unit and a communication unit, the communication unit receives the pressure detection value transmitted by the pressure detection module, a standard pressure threshold range is stored in the storage unit, and the comparison unit is used for comparing and analyzing the received pressure detection value and the standard pressure threshold range to obtain a comparison and analysis result; the communication unit simultaneously transmits the comparison and analysis result to the display module;
the display module is used for displaying the comparison analysis result;
the power module supplies power to the pressure detection module, the processing module and the display module respectively.
2. A pressure tester as claimed in claim 1, wherein miniature pressure sensors are used at both the pressure test points and the discrete test points.
3. The pressure detecting device for detecting internal bleeding according to claim 1, wherein the pressure detecting modules are divided into six types, i.e. a chest type, an abdomen type, a head type, a back type, an upper limb type and a lower limb type, the pressure detecting modules are made of flat and bendable materials, and the size of the flat surface of each type of pressure detecting module corresponds to the surface of the corresponding structure of the human body.
4. The pressure detecting device for detecting internal bleeding according to claim 3, wherein a plurality of fixed pressure detecting units are uniformly distributed on each pressure detecting module, and the number of the fixed pressure detecting units is determined according to the size of the flat surface of the pressure detecting module.
5. The pressure detecting device for detecting internal bleeding according to claim 4, wherein the fixed pressure detecting unit is a regular hexagon and is attached to the pressure detecting module for covering the flat surface of the human body, the discrete detecting points are distributed at six vertices of the regular hexagon, and the pressure detecting points are located at the centers of the regular six deformations.
6. The pressure detecting device for detecting internal bleeding according to claim 1, wherein each of the pressure detecting modules has a plurality of power supply interfaces, and the plurality of power supply interfaces are respectively connected to the plurality of fixed pressure detecting units therein.
7. The pressure detecting device for detecting internal bleeding according to claim 6, wherein the pressure detecting modules are divided into different types of pressure detecting modules carrying identification marks corresponding to different structural regions of the human body, and the structural regions of the human body are divided into six regions including a chest region, an abdomen region, a head region, a back region, an upper limb region and a lower limb region.
8. The pressure detecting device for detecting internal bleeding according to claim 7, wherein the number of the fixed pressure detecting units connected in the pressure detecting module is determined according to the size of the human body area to be covered by the human body structure area of the detected person.
9. A pressure tester as claimed in claim 8, wherein the fixed pressure tester unit is arranged such that the one pressure test point is fixedly connected to each of the six discrete test points.
10. A method for internal bleeding detection based on a pressure detection device for detecting internal bleeding as described in the above claims, characterized by comprising:
acquiring a predicted standard pressure threshold range of each region of the human body, and storing the range in a storage unit;
the pressure detection modules are respectively arranged at each region of the human body, and the pressure values of each region of the human body are collected by using the pressure detection points and the dispersed detection points in each fixed pressure detection unit in the pressure detection modules;
receiving the collected pressure value through a communication unit, and transmitting the pressure value to a comparison unit;
in a comparison unit, the pressure values are subjected to difference according to the standard pressure threshold range to obtain the pressure difference between each pressure detection point and each dispersed detection point;
and comparing and analyzing the pressure difference, and transmitting an analysis result to a display module through a communication unit for displaying.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117158919A (en) * | 2023-10-25 | 2023-12-05 | 深圳大学 | Bleeding point detection method and computer-readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117158919A (en) * | 2023-10-25 | 2023-12-05 | 深圳大学 | Bleeding point detection method and computer-readable storage medium |
| CN117158919B (en) * | 2023-10-25 | 2024-03-15 | 深圳大学 | Bleeding point detection device and computer-readable storage medium |
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