CN105943272B - Care bed for department of cardiology - Google Patents
Care bed for department of cardiology Download PDFInfo
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- CN105943272B CN105943272B CN201610350341.0A CN201610350341A CN105943272B CN 105943272 B CN105943272 B CN 105943272B CN 201610350341 A CN201610350341 A CN 201610350341A CN 105943272 B CN105943272 B CN 105943272B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/0527—Weighing devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
- A61G2203/20—Displays or monitors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
- A61G2203/72—General characteristics of devices with special adaptations, e.g. for safety or comfort for collision prevention
- A61G2203/723—Impact absorbing means, e.g. bumpers or airbags
Abstract
The present invention relates to a kind of care bed for department of cardiology, the care bed includes sick bed, human bioequivalence equipment, ultrasonic listening equipment, weight rate detection device and display device, and display device exports corresponding alarm content according to the testing result of human bioequivalence equipment, ultrasonic listening equipment and weight rate detection device.By means of the invention it is possible to safer protective barrier is erect for medical patient.
Description
Technical field
The present invention relates to medical care equipment field, more particularly to a kind of care bed for department of cardiology.
Background technology
In order to avoid the generation of patient's falling from bed event, in the prior art, hospital management side also takes much positive arrange
Apply, for example, transforming sick bed bed body, increase the height of guardrail, and set some geofences to set in sick bed bed body
Standby and emergence call equipment, to reduce the possibility of patient's falling from bed, the trigger device of falling from bed alarm is provided for patient, these transformations
Sick bed equipment afterwards reduces the generation of patient's falling from bed event to a certain extent.Meanwhile hospital management side also takes
Measure, such as increase and the interaction and communication of families of patients, to reduce the time of the unmanned nurse of patient.
But to make mechanism excessively simple for these existing hospital bed structural reforms, because patient's falling from bed duration intervals are very of short duration, on
The detection and warning device accuracy of detection stated be not high, detection efficiency is low, the increase of guardrail height and nurses the increase of time only
The probability of patient's falling from bed can be reduced, without being avoided that the event of falling from bed occurs, most importantly, is lacked in the prior art to patient
The fast reaction measure of falling from bed event and fast reaction equipment, fast reaction can not be carried out to patient's falling from bed event, can not be timely
Patient body is quickly supported, leads to not the ill effect for avoiding patient's falling from bed.
Therefore, it is necessary to which a kind of technical scheme of new hospital bed fall arrest, can accurately and efficiently detect patient's
Falling from bed event, can quickly it be alarmed, additionally it is possible to patient is given first aid to using some emergency reaction equipment, so as to effectively keep away
Exempt from patient to be injured by shock.
The content of the invention
In order to solve the above problems, the invention provides a kind of care bed for department of cardiology, in existing hospital bed bed body
Introduce weight detection equipment, image detecting apparatus and ray detector and accurate judgement is carried out to patient's falling from bed event, introduce
Some sources of early warning are alarmed accordingly, it is often more important that, also introduce targetedly urgent rescue equipment to falling
Patient body effectively supported, avoid patient because falling from bed and by actual bodily harm, so as to maintain controlling for hospital indirectly
Therapeutic effect.
According to an aspect of the present invention, there is provided a kind of care bed for department of cardiology, the care bed include sick bed, human bioequivalence
Equipment, ultrasonic listening equipment, weight rate detection device and display device, display device is according to human bioequivalence equipment, super
Acoustic detection equipment and the testing result of weight rate detection device export corresponding alarm content.
More specifically, in the care bed for department of cardiology, including：Solar energy detection device, positioned at building where ward
On exterior wall, for detecting current solar energy intensity in real time；Power supply unit, including solar powered device, battery, switching are opened
Close and electric pressure converter, switching switch are connected with solar energy detection device, solar powered device and battery respectively, work as electric power storage
When the dump energy in pond is insufficient and current solar energy intensity is optionally greater than preset strength, be switched to solar powered device with by
Solar powered device power supply, electric pressure converter and switching switch connection, the 5V voltage conversions of input will be switched by switching
For 3.3V voltages, wherein solar powered device is located on the exterior wall of ward place building, solar powered device includes the sun
Can photovoltaic panel；Wireless charging device, it is connected respectively with solar energy detection device and battery, when the dump energy deficiency of battery
And current solar energy intensity is established with neighbouring wireless charging terminal and connected to start wireless charging behaviour when being less than preset strength
Make, wireless charging device is also connected with electric pressure converter to realize voltage conversion；Ultrasonic listening equipment, positioned at sick bed bed board
Side, for detecting whether that object passes through from the side of sick bed bed board, and object is being detected with from the side of sick bed bed board
When passing through, send object and skim over signal；Wireless Telecom Equipment, it is connected with Freescale MC9S12 chips, including wireless receiving
Equipment and transmit wirelessly sub- equipment, for receive fall trigger signal or fall pre-warning signal when pass through wireless communication link
Trigger signal will be fallen or the pre-warning signal that falls is sent to the ward service centre of distal end；Display device, with Freescale
MC9S12 chips connect, for showing and trigger signal or the corresponding text information of the pre-warning signal that falls of falling；High-definition camera is set
It is standby, positioned at the side of sick bed bed board, shot backwards to ward bed side with horizontal shooting direction to obtain high definition side image；Homomorphism is filtered
Wave device, it is connected with high-definition camera equipment to receive high definition side image, including the sub- equipment of gray compression and linear transformation are set
Standby, the sub- equipment of gray compression is connected with high-definition camera equipment, for carrying out gray scale to each pixel value of high definition side image
To obtain compression image, the sub- equipment of linear transformation is connected with the sub- equipment of gray compression for compression processing, for being carried out to compression image
Linear transformation is handled to obtain changing image, wherein, the contrast of changing image is higher than high definition side image；Histogram equalization is set
It is standby, it is connected with homomorphic filtering equipment to receive changing image, it is equal to obtain for performing histogram equalization processing to changing image
Weighed image, and wherein histogram equalization is handled for the uniform gray level of changing image to be distributed into whole grey level range so that is obtained
The equilibrium figures picture obtained has the contrast of more changeable tone and Geng Gao than changing image；Adaptive-filtering equipment, with histogram
Balancing equipment connection performs adaptive-filtering processing to equilibrium figures picture to obtain the first filtering image to obtain equilibrium figures picture；
Modified medium filtering equipment, it is connected with adaptive-filtering equipment to obtain the first filtering image, including the sub- equipment of noise measuring,
Module selects sub- equipment and the sub- equipment of filtering process, and the sub- equipment of noise measuring is connected with adaptive-filtering equipment, by first
The gray value of the pixel of filtering image is analyzed to determine the distribution radius in each noise profile region, and made an uproar each
Maximum in the distribution radius of sound distributed areas selects sub- equipment and noise measuring as maximum distribution radius output, module
Equipment is connected, and radius is maximally distributed for receiving, and the filtration module of medium filtering, filter are carried out based on maximum distribution radius selection
The sub- equipment of ripple processing selects sub- equipment to be connected with adaptive-filtering equipment and module respectively, for the filtration module pair based on selection
First filtering image carries out median filter process to obtain the second filtering image, and wherein median filter process is included for the first filter
Each pixel carries out following handle as target pixel points in ripple image：With target pixel points in the first filtering image
The centre of form of the filtration module of position alternatively takes out multiple pixels as multiple reference image vegetarian refreshments in the first filtering image,
Maximum in the pixel value of multiple reference image vegetarian refreshments and minimum value are taken using as pixel maximum and pixel minimum, it is determined that picture
The average value of plain maximum and pixel minimum is using as pixel average, for each reference image vegetarian refreshments, if its pixel
Value is less than pixel average, then replaces its pixel value with 0, if its pixel value is more than or equal to pixel average, retain its picture
Element value, finally exported the average value of the pixel value of multiple reference image vegetarian refreshments as the pixel value of target pixel points；Human bioequivalence
Equipment, it is connected with modified medium filtering equipment, the second filtering image is matched with each benchmark human body image, matched into
Work(, which is then sent, has human body signal, and it fails to match then sends no human body signal；Civil power access interface, is connected with line, uses
In the Alternating Current Power Supply signal for receiving line input；A phase lines, B in current transformer and sample circuit, with line
Phase line connects with C phase lines, for being sampled respectively to the current signal in A phase lines, B phase lines and C phase lines；Electricity
Press sample circuit, be connected with the A phase lines in line, B phase lines and C phase lines, for A phase lines, B phase lines and
Voltage signal in C phase lines is sampled respectively；Current signal conditioning circuit, it is connected with current transformer and sample circuit,
For carrying out signal condition to sampling current；Voltage signal conditioning circuit, it is connected with voltage sample circuit, for sampling voltage
Carry out signal condition；AD73360 chips, are connected with current signal conditioning circuit and voltage signal conditioning circuit respectively, to conditioning
Sampling voltage after rear sampling current and conditioning performs 16 A/D conversions respectively, obtains digital current signal and digital voltage
Signal, the virtual value and digital voltage signal of digital current signal are also determined based on digital current signal and digital voltage signal
Virtual value；Alternating Current Power Supply conversion equipment, it is connected with the A phase lines in line, B phase lines and C phase lines, for performing friendship
Stream electricity arrives the conversion of direct current；Spring equipment, it is connected and is arranged on air cushion with Freescale MC9S12 chips, for receiving
To fall trigger signal when, air cushion is ejected into the side of sick bed from sick bed lower position level, and after the horizontal ejection of air cushion
Send spring operation and complete signal；Inflator pump, it is connected, is used for spring equipment, Freescale MC9S12 chips and air cushion respectively
Receive fall trigger signal and receive spring operation complete signal when, air cushion is filled according to preset inflation capacity
Gas；Air cushion, before spring equipment does not receive trigger signal of falling, remain in below sick bed and be in contraction state, use
Protected in the human body that fallen after inflation to sick bed；Weight rate detection device, positioned at sick bed bed board downside position
Put, including weight detector and timer, weight detector are used to detect the load weight on sick bed bed board, weight change in real time
The output of output and timer of the rate detection device based on weight detector determines the load weight rate of change on sick bed bed board, when
When load weight rate of change is more than default rate of change, weight change pre-warning signal is sent, when load weight rate of change is less than or equal to
During default rate of change, weight change normal signal is sent；Freescale MC9S12 chips, respectively with high-definition camera equipment, spring
Equipment, weight rate detection device, human bioequivalence equipment connect with ultrasonic detecting equipment, believe when receiving weight change early warning
After number, start high-definition camera equipment, then human body signal be present and when receiving object and skimming over signal receiving, send and fall
Trigger signal, when receiving no human body signal and receiving object and skim over signal, the pre-warning signal that falls is sent, and do not receive
Signal is skimmed over to object and receives only and human body signal be present, sends the pre-warning signal that falls；MS cards, it is each for having prestored
Benchmark human body image, each benchmark human body image to be shot the image obtained in advance to the benchmark human body of the different bodily forms,
It is additionally operable to prestore default rate of change and preset strength；Wherein, module select sub- equipment be based on maximum distribution radius select into
The filtration module of row medium filtering includes：Maximum distribution radius is bigger, and the filtration module of the progress medium filtering of selection is bigger, most
Big distribution radius is smaller, and the filtration module of the progress medium filtering of selection is smaller；Wherein, module selects selective in sub- equipment
Filtration module includes 3 × 3,5 × 5,7 × 7 and 9 × 9；Wherein, display device is also connected with AD73360 chips, for aobvious in real time
Show the virtual value of digital current signal and the virtual value of digital voltage signal.
More specifically, in the care bed for department of cardiology：Wireless Telecom Equipment is located at sick bed neighbouring position.
More specifically, in the care bed for department of cardiology：Wireless charging device is located at sick bed neighbouring position and and channel radio
Believe integration of equipments on one piece of surface-mounted integrated circuit.
More specifically, in the care bed for department of cardiology：Display device is LCDs.
More specifically, in the care bed for department of cardiology：Timer is with Freescale MC9S12 integrated chips in one piece of collection
Into on circuit board.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 is the block diagram of the care bed for department of cardiology according to embodiment of the present invention.
Reference：1 human bioequivalence equipment；2 ultrasonic listening equipment；3 weight rate detection devices；4 display devices
Embodiment
The embodiment of the care bed for department of cardiology of the present invention is described in detail below with reference to accompanying drawings.
Medical Devices improve constantly the horizontal primary condition of medical science, and the important symbol of up-to-dateness,
Medical Devices have turned into a key areas of modern medical service.The development of medical treatment depends greatly on the development of instrument,
Even in medical industry development, its breakthrough bottleneck also plays conclusive effect.
Medicine equipment refers to the instrument in human body, equipment, utensil, material or other articles are used alone or in combination,
Also required software is included.It is not by pharmacology, immunology or metabolism for body surface and internal therapeutic effect
Means obtain, but medical device product serves certain booster action.During use, it is intended to reach following expection
Purpose：Prevention of disease, diagnosis, treatment, monitoring, alleviation；To the diagnosis of damage or deformity, treatment, monitoring, alleviation, benefit
Repay；To dissection or research, replacement, the regulation of physiology course；Gestation control.
Medical Devices can be divided into 10 classes：Ward nursing equipment (sick bed, stroller, oxygen cylinder, paunch flusher, needleless injector
Deng)；Surgical apparatus (operation table, lighting apparatus, operating theater instruments and various, frame, stool, cabinet, in addition to microsurgical equipment)；Put
Penetrating therapeutic equipment, (contact therapy unit, superficial therapy machine, depth therapy apparatus, accelerator, 60 cobalt bombs, radium or 137 caesium intracavitary are controlled
Treatment and afterloading unit treatment etc.)；Nuclear medicine treatments equipment-treatment method has internal-radiation therapy, application therapy and colloid therapy three
Kind；Physics and chemistry equipment (can be generally divided into phototherapy commercial affairs, electrial medical apparatus, ultrasonic therapy and sulphur and treat the class of equipment 4)；Laser equipment-doctor
With laser generator (conventional has ruby laser, He-Ne Lasers, carbon dioxide laser, argon laser and YAG laser etc.)；
Dialysis treatment equipment (conventional artificial kidney has flat membranes type artificial kidney and the major class of cast artificial kidney two)；Body temperature freezing equipment (is partly led
Body cryoprobe, gas cryoprobe and solid cryoprobe etc.)；First-aid apparatus (defibrillation pacing devices, breathing apparatus, ultrasonic atomizer
Deng)；Other therapeutic equipment (hyperbaric oxygen chamber, the chrome device of ophthalmic high frequency, locking magnet, vitreous cutter, blood adults point
From device etc.).This belongs to each section's special for treating equipment, can also be separately divided into one kind if necessary.
Sick bed is most basic, most common Medical Devices in hospital, and the medical time and nurse time of most patients are all
Tide on one's sick bed, however, due to sick bed constructs in itself and unmanned nursing time presence, during patient's falling from bed event
There is generation, larger injury is caused to patient, in addition to bringing the pain of injury that some hit, also likely expand patient
The state of an illness, recovery and treatment to patient adversely affect.
Currently, hospital management side also actively takes some measures and patient's falling from bed event is prevented and avoided, such as
Bed body, increase source of early warning are reinforced, reduces unmanned nursing time, still, on the one hand these measures and equipment are excessively simple, detection
It is inefficient with early warning, on the other hand, lack the urgent rescue equipment that patient body is held up in patient's falling from bed, even if having detected
Consequence caused by patient's falling from bed event also can not avoid patient's falling from bed, does not provide any help in practice for patient.
In order to overcome above-mentioned deficiency, the present invention has built a kind of care bed for department of cardiology, using existing hospital bed bed body,
Structure of modification and upgrading are carried out to it, various detection devices and source of early warning is added and patient's falling from bed event is accurately known
, it is not particularly critical, it also add effective emergency reaction equipment and carry out urgent rescue in patient's falling from bed, so as to avoid
Falling from bed event occurs to secondary injury caused by patient.
Fig. 1 is the block diagram of the care bed for department of cardiology according to embodiment of the present invention, and the care bed includes
Sick bed, human bioequivalence equipment, ultrasonic listening equipment, weight rate detection device and display device, display device is according to people
The testing result of body identification equipment, ultrasonic listening equipment and weight rate detection device exports corresponding alarm content.
Then, continue that the concrete structure of the care bed for department of cardiology of the present invention is further detailed.
The care bed includes：Solar energy detection device, on the exterior wall of building where ward, work as detecting in real time
Preceding solar energy intensity；Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching are opened
Pass is connected with solar energy detection device, solar powered device and battery respectively, when the dump energy of battery is insufficient and works as
When preceding solar energy intensity is optionally greater than preset strength, solar powered device is switched to be powered by solar powered device,
Electric pressure converter and switching switch connection, so that the 5V voltage conversions of input will be switched by switching as 3.3V voltages, the wherein sun
Where energy power supply device is located at ward on the exterior wall of building, solar powered device includes solar energy photovoltaic panel.
The care bed includes：Wireless charging device, it is connected respectively with solar energy detection device and battery, works as battery
Dump energy insufficient and current solar energy intensity when being less than preset strength, established with neighbouring wireless charging terminal connect with
Start wireless charging operation, wireless charging device is also connected with electric pressure converter to realize voltage conversion.
The care bed includes：Ultrasonic listening equipment, positioned at the side of sick bed bed board, for detected whether object from
The side of sick bed bed board is passed through, and when being detected with object and passing through from the side of sick bed bed board, sends object and skim over signal.
The care bed includes：Wireless Telecom Equipment, it is connected with Freescale MC9S12 chips, including wireless receiving is set
It is standby and transmit wirelessly sub- equipment, for receive fall trigger signal or fall pre-warning signal when will by wireless communication link
Trigger signal of falling or the pre-warning signal that falls are sent to the ward service centre of distal end.
The care bed includes：Display device, it is connected with Freescale MC9S12 chips, for the triggering letter that shows and fall
Number or the corresponding text information of the pre-warning signal that falls；High-definition camera equipment, positioned at the side of sick bed bed board, backwards to ward bed side with
Horizontal shooting direction is shot to obtain high definition side image.
The care bed includes：Homomorphic filtering equipment, it is connected with high-definition camera equipment to receive high definition side image, including
The sub- equipment of gray compression and the sub- equipment of linear transformation, the sub- equipment of gray compression is connected with high-definition camera equipment, for high definition side
Each pixel value of face image carries out gray compression processing to obtain compression image, the sub- equipment of linear transformation and gray compression
Equipment connects, for carrying out linear transformation processing to compression image to obtain changing image, wherein, the contrast of changing image is high
In high definition side image.
The care bed includes：Histogram equalization equipment, be connected with homomorphic filtering equipment to receive changing image, for pair
Changing image performs histogram equalization processing to obtain equilibrium figures picture, and wherein histogram equalization is handled for by the ash of changing image
Degree is evenly distributed to whole grey level range so that the equilibrium figures picture of acquisition has more changeable tone and Geng Gao than changing image
Contrast.
The care bed includes：Adaptive-filtering equipment, it is connected with histogram equalization equipment to obtain equilibrium figures picture, and it is right
Equilibrium figures picture performs adaptive-filtering processing to obtain the first filtering image.
The care bed includes：Modified medium filtering equipment, it is connected with adaptive-filtering equipment to obtain the first filtering
Image, including the sub- equipment of noise measuring, module select sub- equipment and the sub- equipment of filtering process, the sub- equipment of noise measuring with it is adaptive
Filter apparatus connects, and is analyzed by the gray value of the pixel to the first filtering image to determine each noise profile area
The distribution radius in domain, and using the maximum in the distribution radius in each noise profile region as maximum distribution radius output, mould
Block selects sub- equipment to be connected with the sub- equipment of noise measuring, and radius is maximally distributed for receiving, and based on maximum distribution radius selection
The filtration module of medium filtering is carried out, the sub- equipment of filtering process selects sub- equipment to connect with adaptive-filtering equipment and module respectively
Connect, for carrying out median filter process to the first filtering image to obtain the second filtering image based on the filtration module of selection, its
Middle median filter process includes carrying out following handle as target pixel points for each pixel in the first filtering image：With
The centre of form of the filtration module of position of the target pixel points in the first filtering image alternatively is taken out in the first filtering image
Multiple pixels as multiple reference image vegetarian refreshments, take maximum in the pixel value of multiple reference image vegetarian refreshments and minimum value using as
Pixel maximum and pixel minimum, determine the average value of pixel maximum and pixel minimum to be used as pixel average, pin
To each reference image vegetarian refreshments, if its pixel value is less than pixel average, its pixel value is replaced with 0, if its pixel value
More than or equal to pixel average, then retain its pixel value, finally using the average value of the pixel value of multiple reference image vegetarian refreshments as mesh
Mark the pixel value output of pixel.
The care bed includes：Human bioequivalence equipment, be connected with modified medium filtering equipment, by the second filtering image with
Each benchmark human body image is matched, and the match is successful then sends and human body signal be present, and it fails to match then sends no human body signal.
The care bed includes：Civil power access interface, is connected with line, for receiving the exchange of line input
Power supply signal；Current transformer and sample circuit, it is connected, is used for the A phase lines in line, B phase lines and C phase lines
Current signal in A phase lines, B phase lines and C phase lines is sampled respectively；In voltage sample circuit, with line
A phase lines, B phase lines connected with C phase lines, in A phase lines, B phase lines and C phase lines voltage signal distinguish
It is sampled；Current signal conditioning circuit, it is connected with current transformer and sample circuit, for carrying out signal tune to sampling current
Reason；Voltage signal conditioning circuit, it is connected with voltage sample circuit, for carrying out signal condition to sampling voltage.
The care bed includes：AD73360 chips, connect respectively with current signal conditioning circuit and voltage signal conditioning circuit
Connect, perform 16 A/D conversion respectively to the sampling current after conditioning and the sampling voltage after conditioning, obtain digital current signal and
Digital voltage signal, the virtual value and numeral electricity of digital current signal are also determined based on digital current signal and digital voltage signal
Press the virtual value of signal.
The care bed includes：Alternating Current Power Supply conversion equipment, with the A phase lines in line, B phase lines and C phase lines
Road connects, for performing conversion of the alternating current to direct current；Spring equipment, it is connected and is arranged on Freescale MC9S12 chips
On air cushion, for receive fall trigger signal when, air cushion is ejected into the side of sick bed from sick bed lower position level, and
Spring operation, which is sent, after the horizontal ejection of air cushion completes signal.
The care bed includes：Inflator pump, it is connected, uses with spring equipment, Freescale MC9S12 chips and air cushion respectively
In receive fall trigger signal and receive spring operation complete signal when, air cushion is filled according to preset inflation capacity
Gas；Air cushion, before spring equipment does not receive trigger signal of falling, remain in below sick bed and be in contraction state, use
Protected in the human body that fallen after inflation to sick bed.
The care bed includes：Weight rate detection device, positioned at sick bed bed board downside position, including weight detecting
Instrument and timer, weight detector are used to detect the load weight on sick bed bed board in real time, and weight rate detection device is based on
The output of weight detector and the output of timer determine the load weight rate of change on sick bed bed board, when load weight rate of change
During more than default rate of change, weight change pre-warning signal is sent, when load weight rate of change is less than or equal to default rate of change, hair
Go out weight change normal signal.
The care bed includes：Freescale MC9S12 chips, become respectively with high-definition camera equipment, spring equipment, weight
Rate detection device, human bioequivalence equipment connect with ultrasonic detecting equipment, after weight change pre-warning signal is received, start high
Clear picture pick-up device, then human body signal be present and when receiving object and skimming over signal receiving, send trigger signal of falling,
When receiving no human body signal and receiving object and skim over signal, the pre-warning signal that falls is sent, and do not receive object and skim over
Signal and receive only and human body signal be present, send the pre-warning signal that falls.
The care bed includes：MS cards, for having prestored each benchmark human body image, each benchmark human body image is
The image that the benchmark human body of the different bodily forms is shot and obtained in advance, it is additionally operable to prestore default rate of change and presets strong
Degree.
Wherein, module, which selects sub- equipment to carry out the filtration module of medium filtering based on maximum distribution radius selection, includes：Most
Big distribution radius is bigger, and the filtration module of the progress medium filtering of selection is bigger, and maximum distribution radius is smaller, in the progress of selection
The filtration module of value filtering is smaller.
Wherein, module selects filtration module selective in sub- equipment to include 3 × 3,5 × 5,7 × 7 and 9 × 9.
Wherein, display device is also connected with AD73360 chips, the virtual value sum for real-time display digital current signal
The virtual value of word voltage signal.
Alternatively, in the platform：Wireless Telecom Equipment is located at sick bed neighbouring position；Wireless charging device is located at sick bed
Neighbouring position and it is integrated in Wireless Telecom Equipment on one piece of surface-mounted integrated circuit；Display device is LCDs；And timing
Device is with Freescale MC9S12 integrated chips on one piece of surface-mounted integrated circuit.
In addition, sound wave is the mode of propagation of object vibration condition (or energy).Ultrasonic wave refers to that vibration frequency is more than
More than 20000Hz's, its vibration number per second (frequency) is very high, beyond the general upper limit (20000Hz) of human auditory system, people
This sound wave do not heard is called ultrasonic wave.Because its frequency is high, thus there are many features：It is that power is big first, its
The general sound wave of energy ratio is much bigger, thus can be used for cutting, welding, drilling.Furthermore because its frequency is high, wavelength is short, spreads out
Penetrate not serious, there is good directionality, it is industrial with medically conventional ultrasonic wave progress supersonic sounding.[1] ultrasound and heard sound
Substantially it is consistent, their common ground is all a kind of mechanical oscillation pattern, generally in a manner of compressional wave in elastic fluid
It can propagate, be a kind of mode of propagation of energy, its difference is ultrasonic frequency height, and wavelength is short, in certain distance interior edge straight line
Propagation has good beam and directionality, and 1,000,000 Hz=10^6Hz, i.e., per second to vibrate 1,000,000 times, the frequency of audible ripple exists
Between 16-20000HZ).
Can not be that the patient to be fallen from sick bed is carried out promptly for prior art using the care bed for department of cardiology of the present invention
The technical problem of rescue, testing result comprehensive analysis is carried out by adding high-precision multiple detection devices, effectively to judge disease
Whether people falls, and is additionally added necessary warning device and is alarmed, at the same be also added into special emergency reaction equipment with
Urgent rescue is carried out when patient falls.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (4)
1. a kind of care bed for department of cardiology, the care bed includes sick bed, human bioequivalence equipment, ultrasonic listening equipment, weight and become
Rate detection device and display device, display device are examined according to human bioequivalence equipment, ultrasonic listening equipment and weight rate
The testing result of measurement equipment exports corresponding alarm content；
Characterized in that, the care bed also includes：
Solar energy detection device, on the exterior wall of building where ward, for detecting current solar energy intensity in real time；
Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching switch respectively with too
Positive energy detection device, solar powered device connect with battery, when the solar energy that the dump energy of battery is insufficient and current
When intensity is optionally greater than preset strength, solar powered device is switched to be powered by solar powered device, electric pressure converter
Connected with switching switch, using the 5V voltage conversions by input is switched by switching as 3.3V voltages, wherein solar powered device
On the exterior wall of building where ward, solar powered device includes solar energy photovoltaic panel；
Wireless charging device, it is connected respectively with solar energy detection device and battery, when the dump energy of battery is insufficient and works as
When preceding solar energy intensity is less than preset strength, establishes and connected to start wireless charging operation with neighbouring wireless charging terminal,
Wireless charging device is also connected with electric pressure converter to realize voltage conversion；
Ultrasonic listening equipment, positioned at the side of sick bed bed board, for detecting whether that object passes through from the side of sick bed bed board,
And when being detected with object and passing through from the side of sick bed bed board, send object and skim over signal；
Wireless Telecom Equipment, it is connected with Freescale MC9S12 chips, including the sub- equipment of wireless receiving and the sub- equipment of wireless transmission,
For receive fall trigger signal or fall pre-warning signal when will be fallen and trigger signal or fall by wireless communication link
Pre-warning signal is sent to the ward service centre of distal end；
Display device, it is connected with Freescale MC9S12 chips, for showing and trigger signal or the pre-warning signal phase of falling of falling
The text information answered；
High-definition camera equipment, positioned at the side of sick bed bed board, shot backwards to ward bed side with horizontal shooting direction to obtain high definition
Side image；
Homomorphic filtering equipment, it is connected with high-definition camera equipment to receive high definition side image, including the sub- equipment of gray compression and line
Property varitron equipment, the sub- equipment of gray compression is connected with high-definition camera equipment, for each pixel to high definition side image
Value carries out gray compression processing to obtain compression image, and the sub- equipment of linear transformation is connected with the sub- equipment of gray compression, for pressure
Contract drawing picture carries out linear transformation processing to obtain changing image, wherein, the contrast of changing image is higher than high definition side image；
Histogram equalization equipment, it is connected with homomorphic filtering equipment to receive changing image, for performing histogram to changing image
To obtain equilibrium figures picture, wherein histogram equalization is handled for the uniform gray level of changing image to be distributed into whole ash equilibrium treatment
Spend level scope so that the equilibrium figures picture of acquisition has the contrast of more changeable tone and Geng Gao than changing image；
Adaptive-filtering equipment, it is connected to obtain equilibrium figures picture, and equilibrium figures picture is performed adaptive with histogram equalization equipment
Filtering process is to obtain the first filtering image；
Modified medium filtering equipment, it is connected with adaptive-filtering equipment to obtain the first filtering image, including noise measuring
Equipment, module select sub- equipment and the sub- equipment of filtering process, and the sub- equipment of noise measuring is connected with adaptive-filtering equipment, by right
The gray value of the pixel of first filtering image is analyzed to determine the distribution radius in each noise profile region, and will be each
Maximum in the distribution radius in individual noise profile region selects sub- equipment to be examined with noise as maximum distribution radius output, module
Sub- equipment connection is surveyed, radius is maximally distributed for receiving, and the filtering mould of medium filtering is carried out based on maximum distribution radius selection
Block, the sub- equipment of filtering process selects sub- equipment to be connected with adaptive-filtering equipment and module respectively, for the filtering based on selection
Module carries out median filter process to obtain the second filtering image to the first filtering image, wherein median filter process include for
Each pixel carries out following handle as target pixel points in first filtering image：With target pixel points in the first filtering figure
The centre of form of the filtration module of position alternatively as in takes out multiple pixels as multiple references in the first filtering image
Pixel, maximum in the pixel value of multiple reference image vegetarian refreshments and minimum value are taken to be used as pixel maximum and pixel minimum
Value, the average value of pixel maximum and pixel minimum is determined using as pixel average, for each reference image vegetarian refreshments, such as
Its pixel value of fruit is less than pixel average, then replaces its pixel value with 0, if its pixel value is more than or equal to pixel average,
Retain its pixel value, finally exported the average value of the pixel value of multiple reference image vegetarian refreshments as the pixel value of target pixel points；
Human bioequivalence equipment, it is connected with modified medium filtering equipment, the second filtering image and each benchmark human body image is entered
Row matching, the match is successful then sends and human body signal be present, and it fails to match then sends no human body signal；
Civil power access interface, is connected with line, for receiving the Alternating Current Power Supply signal of line input；
Current transformer and sample circuit, it is connected with the A phase lines in line, B phase lines and C phase lines, for A phases
Current signal in circuit, B phase lines and C phase lines is sampled respectively；
Voltage sample circuit, it is connected with the A phase lines in line, B phase lines and C phase lines, for A phase lines, B phases
Voltage signal in circuit and C phase lines is sampled respectively；
Current signal conditioning circuit, it is connected with current transformer and sample circuit, for carrying out signal condition to sampling current；
Voltage signal conditioning circuit, it is connected with voltage sample circuit, for carrying out signal condition to sampling voltage；
AD73360 chips, are connected with current signal conditioning circuit and voltage signal conditioning circuit respectively, to the sampling electricity after conditioning
Sampling voltage after stream and conditioning performs 16 A/D conversions respectively, obtains digital current signal and digital voltage signal, is also based on
Digital current signal and digital voltage signal determine the virtual value of digital current signal and the virtual value of digital voltage signal；
Alternating Current Power Supply conversion equipment, it is connected with the A phase lines in line, B phase lines and C phase lines, for performing exchange
Electricity arrives the conversion of direct current；
Spring equipment, it is connected and is arranged on air cushion with Freescale MC9S12 chips, for receiving trigger signal of falling
When, air cushion is ejected into the side of sick bed from sick bed lower position level, and send spring after the horizontal ejection of air cushion and operated
Into signal；
Inflator pump, it is connected respectively with spring equipment, Freescale MC9S12 chips and air cushion, for receiving the triggering letter that falls
Number and receive spring operation complete signal when, air cushion is inflated according to preset inflation capacity；
Air cushion, before spring equipment does not receive trigger signal of falling, remain in below sick bed and be in contraction state, use
Protected in the human body that fallen after inflation to sick bed；
Weight rate detection device, positioned at sick bed bed board downside position, including weight detector and timer, weight detecting
Instrument is used to detect the load weight on sick bed bed board, output and meter of the weight rate detection device based on weight detector in real time
When device output determine load weight rate of change on sick bed bed board, when load weight rate of change is more than default rate of change, hair
Go out weight change pre-warning signal, when load weight rate of change is less than or equal to default rate of change, send weight change normal signal；
Freescale MC9S12 chips, know respectively with high-definition camera equipment, spring equipment, weight rate detection device, human body
Other equipment connects with ultrasonic detecting equipment, after weight change pre-warning signal is received, starts high-definition camera equipment, is then connecing
Receive when human body signal be present and receiving object and skim over signal, send trigger signal of falling, receive no human body signal and
When receiving object and skimming over signal, the pre-warning signal that falls is sent, and do not receive object and skim over signal and receive only presence
Human body signal, send the pre-warning signal that falls；
MS cards, for having prestored each benchmark human body image, each benchmark human body image is the benchmark people to the different bodily forms
The image that body is shot and obtained in advance, it is additionally operable to prestore default rate of change and preset strength；
Wherein, module, which selects sub- equipment to carry out the filtration module of medium filtering based on maximum distribution radius selection, includes：Maximum point
Cloth radius is bigger, and the filtration module of the progress medium filtering of selection is bigger, and maximum distribution radius is smaller, the carry out intermediate value filter of selection
The filtration module of ripple is smaller；
Wherein, module selects filtration module selective in sub- equipment to include 3 × 3,5 × 5,7 × 7 and 9 × 9；
Wherein, display device is also connected with AD73360 chips, virtual value and the numeral electricity for real-time display digital current signal
Press the virtual value of signal.
2. care bed for department of cardiology as claimed in claim 1, it is characterised in that：
Wireless Telecom Equipment is located at sick bed neighbouring position.
3. care bed for department of cardiology as claimed in claim 1, it is characterised in that：
Wireless charging device is located at sick bed neighbouring position and is integrated in Wireless Telecom Equipment on one piece of surface-mounted integrated circuit.
4. care bed for department of cardiology as claimed in claim 1, it is characterised in that：
Display device is LCDs.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896580.0A CN107669425A (en) | 2016-05-24 | 2016-05-24 | Cardiological operation table |
| CN201610350341.0A CN105943272B (en) | 2016-05-24 | 2016-05-24 | Care bed for department of cardiology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610350341.0A CN105943272B (en) | 2016-05-24 | 2016-05-24 | Care bed for department of cardiology |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710896580.0A Division CN107669425A (en) | 2016-05-24 | 2016-05-24 | Cardiological operation table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105943272A CN105943272A (en) | 2016-09-21 |
| CN105943272B true CN105943272B (en) | 2017-12-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610350341.0A Expired - Fee Related CN105943272B (en) | 2016-05-24 | 2016-05-24 | Care bed for department of cardiology |
| CN201710896580.0A Pending CN107669425A (en) | 2016-05-24 | 2016-05-24 | Cardiological operation table |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710896580.0A Pending CN107669425A (en) | 2016-05-24 | 2016-05-24 | Cardiological operation table |
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| Country | Link |
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| CN (2) | CN105943272B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106909094B (en) * | 2016-10-25 | 2019-03-15 | 浙江众华家纺集团有限公司 | Sewage treatment control system |
| CN108703576A (en) * | 2018-04-09 | 2018-10-26 | 东莞市皓奇企业管理服务有限公司 | The application method of intelligent and safe household bed |
| CN108523517A (en) * | 2018-04-09 | 2018-09-14 | 东莞市皓奇企业管理服务有限公司 | The application method of safe household bed |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4514717B2 (en) * | 2006-01-20 | 2010-07-28 | パラマウントベッド株式会社 | A bed apparatus equipped with a bed prediction and detection system |
| JP2007289251A (en) * | 2006-04-21 | 2007-11-08 | Ibaraki Pref Gov Kosei Nogyo Kyodo Kumiai Rengokai | Falling prevention bed |
| CN101313877A (en) * | 2008-05-07 | 2008-12-03 | 上海理工大学 | Intellectual nursing bed with anti-drop function |
| CN201213624Y (en) * | 2008-07-25 | 2009-04-01 | 黄泽存 | Inflatable slide type sleeping-bed anti-falling device |
| CN101777131B (en) * | 2010-02-05 | 2012-05-09 | 西安电子科技大学 | Method and device for identifying human face through double models |
| CN101862245A (en) * | 2010-05-28 | 2010-10-20 | 上海市古美高级中学 | Hospital service robot |
| CN102332155A (en) * | 2011-10-19 | 2012-01-25 | 江苏技术师范学院 | Image enhancement method |
| US9060913B2 (en) * | 2013-03-15 | 2015-06-23 | H & M Innovations, Llc | Surgical table magnetic instrument holder |
| CN203183189U (en) * | 2013-03-25 | 2013-09-11 | 安徽医学高等专科学校 | Sickbed preventing patient from falling out of bed |
| CN203552411U (en) * | 2013-09-24 | 2014-04-16 | 中国人民解放军总医院 | Anti-falling off-bed alarm system |
| CN103549801B (en) * | 2013-11-09 | 2016-01-27 | 中安消技术有限公司 | A kind of fall-proofing device and nursing system |
| CN204287943U (en) * | 2014-12-17 | 2015-04-22 | 天津职业技术师范大学 | Based on the household supervisory control of robot device of Internet of Things |
| CN204411155U (en) * | 2014-12-31 | 2015-06-24 | 广州视源电子科技股份有限公司 | Recovery bed monitoring system and recovery bed |
| CN204406610U (en) * | 2015-02-10 | 2015-06-17 | 杨波 | A kind of intelligent protection air cushion |
| CN105076076A (en) * | 2015-07-25 | 2015-11-25 | 胡金雷 | Fish body positioning system using neural network recognition |
| CN106112202B (en) * | 2015-08-04 | 2018-10-02 | 罗芳芳 | Underwater robot based on multiple filter processing |
| CN205214795U (en) * | 2015-12-16 | 2016-05-11 | 四川华象林产工业有限公司 | Intelligent child bed |
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2016
- 2016-05-24 CN CN201610350341.0A patent/CN105943272B/en not_active Expired - Fee Related
- 2016-05-24 CN CN201710896580.0A patent/CN107669425A/en active Pending
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| Publication number | Publication date |
|---|---|
| CN107669425A (en) | 2018-02-09 |
| CN105943272A (en) | 2016-09-21 |
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Effective date of registration: 20171117 Address after: 261200, room 1, unit 2, building 4, 102, public security street, Fangzi District, Shandong, Weifang Applicant after: Fan Meijuan Address before: Four pailou Nanjing Xuanwu District of Jiangsu Province, No. 2 210096 Applicant before: Sun Xia |
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