CN106038147B - A kind of orthopaedics examination couch - Google Patents
A kind of orthopaedics examination couch Download PDFInfo
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- CN106038147B CN106038147B CN201610349937.9A CN201610349937A CN106038147B CN 106038147 B CN106038147 B CN 106038147B CN 201610349937 A CN201610349937 A CN 201610349937A CN 106038147 B CN106038147 B CN 106038147B
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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
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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
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/0018—Physician's examining tables
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- A—HUMAN NECESSITIES
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- A61G13/00—Operating tables; Auxiliary appliances therefor
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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
- A61G13/00—Operating tables; Auxiliary appliances therefor
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- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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- H02J7/025—
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- 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
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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
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
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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
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Abstract
The present invention relates to a kind of orthopaedics examination couch, including sick bed and alarm platform, the platform includes bracket protection subsystem, fall detection subsystem, control subsystem and alert sub-system, fall detection subsystem is used to detect whether patient falls on sick bed, control subsystem is connected with bracket protection subsystem, fall detection subsystem and alert sub-system respectively, for the operation of output control bracket protection subsystem and alert sub-system based on bracket detection subsystem.By means of the invention it is possible to avoid the patient on sick bed from being come to harm because falling.
Description
Technical field
The present invention relates to alarm platform field, more particularly to a kind of orthopaedics examination couch.
Background technology
It is excessively simple that existing these hospital bed structural reforms make mechanism, above-mentioned because patient's pendant bed duration intervals are very of short duration
Detection and warning device accuracy of detection be not high, detection efficiency is low, and the increase and the increase of nurse time of guardrail height can only subtract
Few patient falls the probability of bed, and the event without being avoided that pendant bed occurs, and most importantly, lacks fall bed to patient in the prior art
The fast reaction measure of event and fast reaction equipment, it is impossible to fast reaction is carried out to patient's pendant bed event, it is impossible in time to disease
The person is quickly supported, and leads to not the ill effect for avoiding patient from falling bed.
Accordingly, it would be desirable to a kind of technical scheme of new hospital bed fall arrest, can accurately and efficiently detect patient's
Pendant bed event, can quickly be alarmed, additionally it is possible to patient is given first aid to using some emergency reaction equipment.
The content of the invention
In order to solve the above problems, the invention provides a kind of orthopaedics examination couch, by transforming existing hospital bed bed
Body, introduces weight detection equipment, image detecting apparatus and ray detector to patient in existing hospital bed bed body
Pendant bed event is accurately judged, introduces some sources of early warning and alarmed accordingly, it is often more important that, also introduce pin
Urgent rescue equipment to property is effectively supported to the patient body for falling, it is to avoid patient is subject to body to hinder because of pendant bed
Evil, so as to maintain the therapeutic effect of hospital indirectly.
According to an aspect of the present invention, there is provided a kind of orthopaedics examination couch, including sick bed and alarm platform, the platform bag
Bracket protection subsystem, fall detection subsystem, control subsystem and alert sub-system are included, fall detection subsystem is used to detect
Whether patient falls on sick bed, and control subsystem is sub with bracket protection subsystem, fall detection subsystem and alarm respectively
System is connected, for the operation of output control bracket protection subsystem and alert sub-system based on bracket detection subsystem.
More specifically, in the orthopaedics examination couch, including：Sound and light alarm equipment, is connected with embedded processing equipment, bag
Include the sub- equipment of audible alarm and the sub- equipment of light alarm be used for receive fall trigger signal or fall early warning signal when carry out phase
The sound and light alarm answered is operated；User input equipment, is connected with mobile hard disk, under the operation of user, in mobile hard disk
Input preset content；Infrared detection equipment, positioned at the side of sick bed bed board, for detecting whether there is object from sick bed bed board
Side is passed through, and when detecting object and passing through from the side of sick bed bed board, sends object and skim over signal；Weight rate is examined
Measurement equipment, positioned at sick bed bed board downside position, including weight detector and timer, weight detector is used for real-time detection disease
Load weight on bed bed board, the output of output and timer that weight rate testing equipment is based on weight detector determines disease
Load weight rate of change on bed bed board, when load weight rate of change is more than default rate of change, sends weight change early warning letter
Number, when load weight rate of change is less than or equal to default rate of change, send weight change normal signal；Spherical shooting equipment, position
In the side of sick bed bed board, dorsad ward bed side shoots to obtain high definition side image with horizontal shooting direction；Gray processing treatment
Equipment, is connected with spherical shooting equipment, for receiving high definition side image, and gray processing treatment is performed to high definition side image,
To obtain gray level image；Contrast strengthens equipment, is connected with gray processing processing equipment, for receiving gray level image and right
Gray level image carries out contrast enhancement processing, to obtain the first enhancing image；Change of scale strengthens equipment, strengthens with contrast
Equipment is connected, and image is strengthened for receiving first, and carries out change of scale enhancing treatment to the first enhancing image, to obtain second
Enhancing image；Edge strengthens equipment, is connected with change of scale enhancing equipment, strengthens image for receiving second, and increase to second
Strong image carries out edge enhancing treatment, to obtain the 3rd enhancing image；Image compares equipment, respectively with edge enhancing equipment,
The connection of Haar wavelet filterings equipment, Daubechies wavelet filterings equipment and self adaptation recursive filtering equipment, strengthens when from edge
When equipment receives the 3rd enhancing image, first start Haar wavelet filterings equipment and treatment is filtered to obtain to the 3rd enhancing image
The first filtering image is obtained, determines the mean square error between the first filtering image and the 3rd enhancing image as the first mean square error
Difference, when the first mean square error is less than or equal to default square mean error amount, exports the first filtering image as target filtering image,
When the first mean square error is more than default square mean error amount, starts Daubechies wavelet filterings equipment and the 3rd enhancing image is entered
Row filtering process determines the mean square error between the second filtering image and the 3rd enhancing image to make to obtain the second filtering image
It is the second mean square error, when the second mean square error is less than or equal to default square mean error amount, using the second filtering image as target
Filtering image is exported, and when the second mean square error is more than default square mean error amount, continues to start self adaptation recursive filtering equipment pair
3rd enhancing image is filtered treatment to obtain the 3rd filtering image, determines between the 3rd filtering image and the 3rd enhancing image
Mean square error as the 3rd mean square error, when the 3rd mean square error is less than or equal to default square mean error amount, by the 3rd filter
Ripple image is exported as target filtering image, when the 3rd mean square error is more than default square mean error amount, determines the second filtering figure
Mean square error between picture and the 3rd enhancing image is as the second mean square error, the first mean square error of selection, the second mean square error
Filtering image in difference and the 3rd mean square error corresponding to the minimum mean square error of numerical value is exported as target filtering image, then
Close Haar wavelet filterings equipment, Daubechies wavelet filterings equipment and self adaptation recursive filtering equipment；Haar wavelet filterings
Equipment, for being processed using the wavelet filtering based on 2 rank Haar wavelet basis the 3rd enhancing image, to obtain the first filtering figure
Picture；Daubechies wavelet filtering equipment, for using the small echo based on 2 rank Daubechies wavelet basis to the 3rd enhancing image
Filtering process, to obtain the second filtering image；
Self adaptation recursive filtering equipment, for performing adaptive-filtering treatment to the 3rd enhancing image, to obtain the 3rd filter
Ripple image；Binary conversion treatment equipment, compares equipment and mobile hard disk is connected with image respectively, by target filtering image each
The gray value of pixel is respectively compared with black and white threshold value, when the gray value of pixel is more than black and white threshold value, pixel is designated as into white picture
Element, when the gray value of pixel is less than black and white threshold value, is designated as black picture element, so as to obtain binary image by pixel；Target is examined
Measurement equipment, is connected with binary conversion treatment equipment and mobile hard disk respectively, for binary image, calculating each column black picture element
Number, edge columns are designated as by the number of black picture element more than or equal to the row of threshold number of pixels, are additionally operable to, to binary image, calculate
Often the number of row black picture element, is designated as edge lines, by edge columns by the number of black picture element more than or equal to the row of threshold number of pixels
The region interweaved with edge lines is partitioned into target domain of the existence as mesh as target domain of the existence from binary image
Mark subgraph output；Target identification equipment, is connected with mobile hard disk and object detection apparatus respectively, by target subgraph and each
Benchmark human body image is matched, and the match is successful then sends and there is human body signal, and it fails to match then sends without human body signal；Bracket
Driving equipment, is connected with embedded processing equipment, for receive fall trigger signal when, control holds up structure and stretches out knot
Structure combine realize bracket main body stretch out picking-up operation；Structure is stretched out, positioned at sick bed lower position, is connected with carriage drive equipment
Connect, for bracket main body to be protruded horizontally up to sick bed side from sick bed lower position, and stretch out finish after send end and stretch out
Signal；Hold up structure, positioned at sick bed lower position, respectively with carriage drive equipment and stretch out structure and be connected, for receiving
When signal is stretched out in end, bracket main body is risen into default picking-up highly；Bracket main body, respectively with stretch out structure and hold up structure
Connection, normality be positioned at sick bed lower position, in stretch out picking-up state when the human body that fallen to sick bed protect；Too
Positive energy testing equipment, on the exterior wall of building where ward, for the current solar energy intensity of real-time detection；Power supply unit,
Including solar powered device, battery, switching switch and electric pressure converter, switching switch respectively with solar energy testing equipment,
Solar powered device and battery are connected, when the not enough and current solar energy intensity of the dump energy of battery is optionally greater than pre-
If during intensity, being switched to solar powered device and being powered with by solar powered device, electric pressure converter is connected with switching switch,
That will be 3.3V voltages by switching the 5V voltage conversions of switch input, wherein solar powered device be located at building where ward
Exterior wall on, solar powered device include solar energy photovoltaic panel；Wireless charging device, respectively with solar energy testing equipment and storage
Battery is connected, wireless with neighbouring when the not enough and current solar energy intensity of the dump energy of battery is less than preset strength
Charging terminal sets up connection to start wireless charging operation, and wireless charging device is also connected to realize that voltage turns with electric pressure converter
Change；Embedded processing equipment, respectively with spherical shooting equipment, carriage drive equipment, weight rate testing equipment, target identification
Equipment and infrared detection equipment are connected, and after weight change early warning signal is received, start spherical shooting equipment, are then being received
When there is human body signal and receive object and skim over signal, trigger signal of falling is sent, receiving without human body signal and connecing
When receiving object and skimming over signal, the early warning signal that falls is sent, and does not receive object and skimmed over signal and receive only and there is people
Body signal, sends the early warning signal that falls；Mobile hard disk, for having prestored each benchmark human body image, each benchmark human body
Image is shot the image for obtaining in advance for the benchmark human body to the different bodily forms, is additionally operable to prestore default mean square error
Value, black and white threshold value, threshold number of pixels, default rate of change and default picking-up height；Civil power access interface, is connected with line,
Alternating Current Power Supply signal for receiving line input；A phase lines in current transformer and sample circuit, with line
Road, B phase lines and C phase lines connection, for being taken respectively to the current signal in A phase lines, B phase lines and C phase lines
Sample；Voltage sample circuit, 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, with current transformer and sample circuit
Connection, for carrying out signal condition to sampling current；Voltage signal conditioning circuit, is connected with voltage sample circuit, for taking
Sample voltage carries out signal condition；AD73360 chips, are connected with current signal conditioning circuit and voltage signal conditioning circuit respectively,
Perform 16 A/D conversions respectively to the sampling voltage after the sampling current after conditioning and conditioning, obtain digital current signal sum
Word voltage signal, also determines the virtual value and digital voltage of digital current signal based on digital current signal and digital voltage signal
The virtual value of signal；Alternating Current Power Supply conversion equipment, is connected with the A phase lines in line, B phase lines and C phase lines, is used for
Perform alternating current to galvanic conversion；Display device, is connected with AD73360 chips, for display digital current signal in real time
Virtual value and digital voltage signal virtual value.
More specifically, in the orthopaedics examination couch：Spherical shooting equipment also includes extension type head
More specifically, in the orthopaedics examination couch：Spherical shooting equipment also includes secondary light source, for being spherical shooting
The shooting provided auxiliary illumination of equipment.
More specifically, in the orthopaedics examination couch：Alternatively, replaced using embedded processing equipment internal memory and moved
Dynamic hard disk
More specifically, in the orthopaedics examination couch：Target identification equipment, infrared detection equipment, embedded processing set
Standby and AD73360 chips are integrated on one piece of surface-mounted integrated circuit.
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 orthopaedics examination couch according to embodiment of the present invention.
Reference：1 bracket protects subsystem；2 fall detection subsystems；3 control subsystems；4 alert sub-systems
Specific embodiment
The embodiment to orthopaedics examination couch of the invention is described in detail below with reference to accompanying drawings.
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 is constructed in itself and the unmanned nursing time presence, patient pendant bed event when
There is generation, larger injury is caused to patient, in addition to the pain of injury for bringing some to clash into, also likely expand patient
The state of an illness, recovery and treatment to patient are adversely affected.
Currently, hospital management side also actively takes some measures and patient's pendant bed event is prevented and avoided, for example
Reinforce bed body, increase source of early warning, reduce the unmanned nursing time, but, 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 when patient falls bed, even if having detected
Patient's pendant bed event cannot also avoid patient from falling the consequence that bed is caused, and any help is not provided in practice for patient.
It is right using existing hospital bed bed body in order to overcome above-mentioned deficiency, the present invention to build a kind of orthopaedics examination couch
It carries out structure of modification and upgrading, increased various testing equipments and source of early warning and patient's pendant bed event is accurately identified,
Particularly critical, also add effective emergency reaction equipment carries out urgent rescue when patient falls bed, so as to avoid pendant
Bed event occurs to the secondary injury that patient causes.
Fig. 1 is the block diagram of the orthopaedics examination couch according to embodiment of the present invention, including sick bed and alarm it is flat
Platform, the platform includes bracket protection subsystem, fall detection subsystem, control subsystem and alert sub-system, fall detection
Subsystem is used to detect whether patient falls on sick bed that control subsystem to protect subsystem, fall detection with bracket respectively
Subsystem and alert sub-system are connected, for output control bracket protection subsystem and alarm based on bracket detection subsystem
The operation of system.
Then, continue to be further detailed the concrete structure of orthopaedics examination couch of the invention.
The platform includes：Sound and light alarm equipment, is connected with embedded processing equipment, including the sub- equipment of audible alarm and light
Sub- equipment of alarming be used for receive fall trigger signal or fall early warning signal when carry out corresponding sound and light alarm operation.
The platform includes：User input equipment, is connected with mobile hard disk, under the operation of user, to mobile hard
Preset content is input into disk.
The platform includes：Infrared detection equipment, positioned at the side of sick bed bed board, for detecting whether there is object from disease
The side of bed bed board is passed through, and when detecting object and passing through from the side of sick bed bed board, sends object and skim over signal.
The platform includes：Weight rate testing equipment, positioned at sick bed bed board downside position, including weight detector
And timer, the load weight that weight detector is used on real-time detection sick bed bed board, weight rate testing equipment is based on heavy
The load weight rate of change that the output of the output and timer of measuring detector is determined on sick bed bed board, when load weight rate of change is big
When default rate of change, weight change early warning signal is sent, when load weight rate of change is less than or equal to default rate of change, sent
Weight change normal signal.
The platform includes：Spherical shooting equipment, positioned at the side of sick bed bed board, dorsad ward bed side is with level shooting side
To shooting obtaining high definition side image；Gray processing processing equipment, is connected with spherical shooting equipment, for receiving high definition side view
Picture, and gray processing treatment is performed to high definition side image, to obtain gray level image；At contrast enhancing equipment, with gray processing
Reason equipment is connected, and for receiving gray level image, and contrast enhancement processing is carried out to gray level image, to obtain the first enhancing
Image；
Change of scale strengthens equipment, is connected with contrast enhancing equipment, strengthens image for receiving first, and increase to first
Strong image carries out change of scale enhancing treatment, to obtain the second enhancing image；Edge strengthens equipment, and equipment is strengthened with change of scale
Connection, image is strengthened for receiving second, and carries out edge enhancing treatment to the second enhancing image, to obtain the 3rd enhancing figure
Picture.
The platform includes：Image compares equipment, respectively with edge enhancing equipment, Haar wavelet filterings equipment,
Daubechies wavelet filterings equipment and self adaptation recursive filtering equipment are connected, and the 3rd enhancing is received when equipment is strengthened from edge
During image, first start Haar wavelet filterings equipment and treatment is filtered to obtain the first filtering image to the 3rd enhancing image, really
The mean square error between the first filtering image and the 3rd enhancing image is determined as the first mean square error, when the first mean square error is small
When equal to default square mean error amount, exported the first filtering image as target filtering image, when the first mean square error is more than
During default square mean error amount, start Daubechies wavelet filterings equipment and be filtered treatment to the 3rd enhancing image to obtain the
Two filtering images, determine the mean square error between the second filtering image and the 3rd enhancing image as the second mean square error, when
When second mean square error is less than or equal to default square mean error amount, exported the second filtering image as target filtering image, when the
When two mean square errors are more than default square mean error amount, continue startup self adaptation recursive filtering equipment and the 3rd enhancing image is filtered
Ripple treatment determines the mean square error between the 3rd filtering image and the 3rd enhancing image as the obtaining the 3rd filtering image
Three mean square errors, when the 3rd mean square error is less than or equal to default square mean error amount, filter the 3rd filtering image as target
Image is exported, when the 3rd mean square error is more than default square mean error amount, determine the second filtering image and the 3rd enhancing image it
Between mean square error as the second mean square error, in the first mean square error of selection, the second mean square error and the 3rd mean square error
Filtering image corresponding to the minimum mean square error of numerical value is exported as target filtering image, is then turned off Haar wavelet filterings and is set
Standby, Daubechies wavelet filterings equipment and self adaptation recursive filtering equipment.
The platform includes：Haar wavelet filtering equipment, 2 rank Haar wavelet basis are based on for being used to the 3rd enhancing image
Wavelet filtering treatment, to obtain the first filtering image；Daubechies wavelet filtering equipment, for being adopted to the 3rd enhancing image
Processed with the wavelet filtering based on 2 rank Daubechies wavelet basis, to obtain the second filtering image；Self adaptation recursive filtering sets
It is standby, for performing adaptive-filtering treatment to the 3rd enhancing image, to obtain the 3rd filtering image.
The platform includes：Binary conversion treatment equipment, compares equipment and mobile hard disk is connected with image respectively, and target is filtered
The gray value of each pixel of ripple image is respectively compared with black and white threshold value, when the gray value of pixel is more than black and white threshold value, will
Pixel is designated as white pixel, when the gray value of pixel is less than black and white threshold value, pixel is designated as into black picture element, so as to obtain two-value
Change image.
The platform includes：Object detection apparatus, are connected, for two with binary conversion treatment equipment and mobile hard disk respectively
Value image, calculates the number of each column black picture element, and the number of black picture element is designated as into side more than or equal to the row of threshold number of pixels
Edge is arranged, and is additionally operable to calculate binary image the number of often row black picture element, and the number of black picture element is more than or equal into pixel count
The row of threshold value is designated as edge lines, the region that edge columns and edge lines are interweaved as target domain of the existence, and from binary image
In be partitioned into target domain of the existence as target subgraph export.
The platform includes：Target identification equipment, is connected with mobile hard disk and object detection apparatus respectively, by target subgraph
As being matched with each benchmark human body image, the match is successful then sends and there is human body signal, and it fails to match then sends without human body
Signal.
The platform includes：Carriage drive equipment, is connected with embedded processing equipment, for receiving the triggering letter that falls
Number when, control hold up structure and stretch out structural union realizes bracket main body stretch out picking-up operation.
The platform includes：Structure is stretched out, positioned at sick bed lower position, is connected with carriage drive equipment, for by bracket
Main body is protruded horizontally up to sick bed side from sick bed lower position, and stretch out finish after send end and stretch out signal.
The platform includes：Hold up structure, positioned at sick bed lower position, respectively with carriage drive equipment and stretch out structure company
Connect, for when receiving end and stretching out signal, bracket main body is risen to and default holds up height.
The platform includes：Bracket main body, be connected with stretching out structure and hold up structure respectively, and normality is below the sick bed
Position, in stretch out picking-up state when the human body that fallen to sick bed protect.
The platform includes：Solar energy testing equipment, it is current for real-time detection on the exterior wall of building where ward
Solar energy intensity；Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching switch
It is connected with solar energy testing equipment, solar powered device and battery respectively, when the dump energy of battery is not enough and current
Solar energy intensity be optionally greater than preset strength when, be switched to solar powered device and powered with by solar powered device, electricity
Pressure converter is connected with switching switch, that will be 3.3V voltages, wherein solar energy by switching the 5V voltage conversions of switch input
Power supply device is located on the exterior wall of building where ward, and solar powered device includes solar energy photovoltaic panel；Wireless charging device,
It is connected with solar energy testing equipment and battery respectively, when the not enough and current solar energy intensity of the dump energy of battery is less than
During preset strength, set up be connected with neighbouring wireless charging terminal and operated with starting wireless charging, wireless charging device also with electricity
Pressure converter connects to realize voltage conversion.
The platform includes：Embedded processing equipment, respectively with spherical shooting equipment, carriage drive equipment, weight change
The connection of rate testing equipment, target identification equipment and infrared detection equipment, after weight change early warning signal is received, starts spherical
Picture pick-up device, then receive there is human body signal and receive object and skim over signal when, send trigger signal of falling, connecing
When receiving without human body signal and receiving object and skim over signal, the early warning signal that falls is sent, and does not receive object and skim over letter
Number and receive only and there is human body signal, send the early warning signal that falls.
The platform includes：Mobile hard disk, for having prestored each benchmark human body image, each benchmark human body image
For the benchmark human body to the different bodily forms is shot the image for obtaining in advance, be additionally operable to prestore default square mean error amount,
Black and white threshold value, threshold number of pixels, default rate of change and default picking-up height.
The platform includes：Civil power access interface, is connected with line, and the exchange for receiving line input is supplied
Electric signal；Current transformer and sample circuit, are connected, for right with 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；A in voltage sample circuit, with line
Phase line, B phase lines and C phase lines connection, for entering respectively to the voltage signal in A phase lines, B phase lines and C phase lines
Row sampling；Current signal conditioning circuit, is connected with current transformer and sample circuit, for carrying out signal tune to sampling current
Reason.
The platform includes：Voltage signal conditioning circuit, is connected with voltage sample circuit, for carrying out letter to sampling voltage
Number conditioning.
The platform includes：AD73360 chips, connect with current signal conditioning circuit and voltage signal conditioning circuit respectively
Connect, 16 A/D conversion performed respectively to the sampling voltage after the sampling current after conditioning and conditioning, obtain digital current signal and
Digital voltage signal, also determines virtual value and the numeral electricity of digital current signal based on digital current signal and digital voltage signal
Press the virtual value of signal.
The platform includes：A phase lines, B phase lines and C phase lines in Alternating Current Power Supply conversion equipment, with line
Connection, for performing alternating current to galvanic conversion；Display device, is connected with AD73360 chips, for display numeral in real time
The virtual value of current signal and the virtual value of digital voltage signal.
Alternatively, in the platform：Spherical shooting equipment also includes extension type head；Spherical shooting equipment also includes
Secondary light source, for the shooting provided auxiliary illumination for spherical shooting equipment；Alternatively, deposited using embedded processing equipment is built-in
Reservoir replaces mobile hard disk；And target identification equipment, infrared detection equipment, embedded processing equipment and AD73360 chips
It is integrated on one piece of surface-mounted integrated circuit.
In addition, infrared ray (Infrared) is electromagnetic wave of the wavelength between microwave and visible ray, wavelength is at 760 nanometers
(nm) between 1 millimeter (mm), the non-visible light more long than feux rouges.Material higher than absolute zero (- 273.15 DEG C) can be produced
Raw infrared ray.Modern physics is referred to as heat ray.Medical infrared ray can be divided into two classes：Near infrared ray and far infrared.Containing heat
Can, the heat of the sun mainly passes to the earth by infrared ray.
Infrared ray is one kind in numerous invisible rays in sunray, is sent out in 1800 by British scientist He Xieer
It is existing, infrared emanation is also called, he disassembles sunshine with prism, be placed on the ribbon position of various different colours
Thermometer, it is intended to measure the heating effect of the light of shades of colour.Result finds that branch thermometer on the outside of feux rouges heats up most
Hurry up.Therefore it is concluded that：Invisible light is there will necessarily be in solar spectrum, on the outside of feux rouges, here it is infrared ray.Can also
As the medium of transmission.Ultrared wavelength is more than luminous ray on solar spectrum, and wavelength is 0.75~1000 μm.Infrared ray can
It is divided into three parts, i.e. near infrared ray, wavelength is between (0.75-1)~(2.5-3) μm；Middle infrared (Mid-IR), wavelength be (2.5-3)~
Between (25-40) μm；Far infrared, wavelength is between (25-40)~l500 μm.
Cannot be that the patient fallen from sick bed is promptly rescued for prior art using orthopaedics examination couch of the invention
The technical problem of shield, carries out testing result comprehensive analysis, effectively to judge patient by adding high-precision multiple testing equipments
Whether fall, be additionally added necessary warning device and alarmed, at the same be also added into special emergency reaction equipment with
Urgent rescue is carried out when patient falls.
Although it is understood that the present invention is disclosed as above with preferred embodiment, but above-described embodiment and being not used to
Limit the present invention.For any those of ordinary skill in the art, in the case where technical solution of the present invention ambit is not departed from,
Many possible variations and modification are all made to technical solution of the present invention using the technology contents of the disclosure above, or is revised as
With the Equivalent embodiments of change.Therefore, every content without departing from technical solution of the present invention, according to technical spirit pair of the invention
Any simple modification, equivalent variation and modification made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (5)
1. a kind of orthopaedics examination couch, including sick bed and alarm platform, the platform include bracket protection subsystem, fall detection
System, control subsystem and alert sub-system, fall detection subsystem are used to detect whether patient falls on sick bed, control
Subsystem is connected with bracket protection subsystem, fall detection subsystem and alert sub-system respectively, for detecting son based on bracket
The output control bracket protection subsystem of system and the operation of alert sub-system；
Characterized in that, the platform includes：
Sound and light alarm equipment, is connected with embedded processing equipment, including the sub- equipment of audible alarm and the sub- equipment of light alarm are used for
Receive fall trigger signal or fall early warning signal when carry out corresponding sound and light alarm operation；
User input equipment, is connected with mobile hard disk, under the operation of user, to being input into preset content in mobile hard disk；
Infrared detection equipment, positioned at the side of sick bed bed board, for detecting whether there is object to pass through from the side of sick bed bed board,
And when detecting object and passing through from the side of sick bed bed board, send object and skim over signal；
Weight rate testing equipment, positioned at sick bed bed board downside position, including weight detector and timer, weight detecting
The load weight that instrument is used on real-time detection sick bed bed board, weight rate testing equipment is based on output and the meter of weight detector
When device the output load weight rate of change that determines on sick bed bed board, when load weight rate of change is more than default rate of change, hair
Go out weight change early warning signal, when load weight rate of change is less than or equal to default rate of change, send weight change normal signal；
Spherical shooting equipment, positioned at the side of sick bed bed board, dorsad ward bed side shoots to obtain high definition with horizontal shooting direction
Side image；
Gray processing processing equipment, is connected with spherical shooting equipment, for receiving high definition side image, and high definition side image is held
Row gray processing treatment, to obtain gray level image；
Contrast strengthens equipment, is connected with gray processing processing equipment, for receiving gray level image, and gray level image is carried out
Contrast enhancement processing, to obtain the first enhancing image；
Change of scale strengthens equipment, is connected with contrast enhancing equipment, and image is strengthened for receiving first, and to the first enhancing figure
As carrying out change of scale enhancing treatment, to obtain the second enhancing image；
Edge strengthens equipment, is connected with change of scale enhancing equipment, and image is strengthened for receiving second, and to the second enhancing image
Edge enhancing treatment is carried out, to obtain the 3rd enhancing image；
Image compares equipment, respectively with edge enhancing equipment, Haar wavelet filterings equipment, Daubechies wavelet filterings equipment and
Self adaptation recursive filtering equipment is connected, and when the 3rd enhancing image is received from edge enhancing equipment, first starts the filter of Haar small echos
Wave device is filtered treatment to obtain the first filtering image to the 3rd enhancing image, determines the first filtering image and the 3rd enhancing
Mean square error between image as the first mean square error, when the first mean square error is less than or equal to default square mean error amount,
Exported the first filtering image as target filtering image, when the first mean square error is more than default square mean error amount, started
Daubechies wavelet filterings equipment is filtered treatment to obtain the second filtering image to the 3rd enhancing image, determines the second filter
Mean square error between ripple image and the 3rd enhancing image as the second mean square error, when the second mean square error is less than or equal to pre-
If during square mean error amount, being exported the second filtering image as target filtering image, when the second mean square error is square more than default
During error amount, continue startup self adaptation recursive filtering equipment and treatment is filtered to obtain the 3rd filtering figure to the 3rd enhancing image
Picture, determines the mean square error between the 3rd filtering image and the 3rd enhancing image as the 3rd mean square error, when the 3rd square
When error is less than or equal to default square mean error amount, exported the 3rd filtering image as target filtering image, when the 3rd mean square error
When difference is more than default square mean error amount, determine the mean square error between the second filtering image and the 3rd enhancing image as second
Mean square error, selects the first mean square error, the second mean square error and the minimum mean square error institute of numerical value is right in the 3rd mean square error
The filtering image answered is exported as target filtering image, is then turned off Haar wavelet filterings equipment, Daubechies wavelet filterings
Equipment and self adaptation recursive filtering equipment；
Haar wavelet filtering equipment, for being processed using the wavelet filtering based on 2 rank Haar wavelet basis the 3rd enhancing image, with
Obtain the first filtering image；
Daubechies wavelet filtering equipment, for using small based on 2 rank Daubechies wavelet basis to the 3rd enhancing image
Ripple filtering process, to obtain the second filtering image；
Self adaptation recursive filtering equipment, for performing adaptive-filtering treatment to the 3rd enhancing image, to obtain the 3rd filtering figure
Picture；
Binary conversion treatment equipment, compares equipment and mobile hard disk is connected with image respectively, by each picture of target filtering image
The gray value of element is respectively compared with black and white threshold value, when the gray value of pixel is more than black and white threshold value, pixel is designated as into white pixel,
When the gray value of pixel is less than black and white threshold value, pixel is designated as black picture element, so as to obtain binary image；
Object detection apparatus, are connected with binary conversion treatment equipment and mobile hard disk respectively, for binary image, calculating each column
The number of black picture element, edge columns are designated as by the number of black picture element more than or equal to the row of threshold number of pixels, are additionally operable to two-value
Change image, calculate the number of often row black picture element, the number of black picture element is designated as edge more than or equal to the row of threshold number of pixels
OK, the region for edge columns and edge lines being interweaved is partitioned into target presence as target domain of the existence from binary image
Region exports as target subgraph；
Target identification equipment, is connected with mobile hard disk and object detection apparatus respectively, by target subgraph and each benchmark human body
Image is matched, and the match is successful then sends and there is human body signal, and it fails to match then sends without human body signal；
Carriage drive equipment, is connected with embedded processing equipment, for receive fall trigger signal when, control hold up structure
Realize that the picking-up of stretching out of bracket main body is operated with structural union is stretched out；
Structure is stretched out, positioned at sick bed lower position, is connected with carriage drive equipment, for by bracket main body from sick bed lower position
Protrude horizontally up sick bed side, and stretch out finish after send end and stretch out signal；
Hold up structure, positioned at sick bed lower position, respectively with carriage drive equipment and stretch out structure and be connected, for receiving knot
When beam stretches out signal, bracket main body is risen into default picking-up highly；
Bracket main body, is connected with stretching out structure and hold up structure respectively, and normality is positioned at sick bed lower position, in stretching
The human body that fallen to sick bed when going out to hold up state is protected；
Solar energy testing equipment, on the exterior wall of building where ward, for the current solar energy intensity of real-time detection；
Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching switch respectively with too
Positive energy testing equipment, solar powered device and battery connection, when the solar energy that the dump energy of battery is not enough and current
When intensity is optionally greater than preset strength, it is switched to solar powered device and is powered with by solar powered device, electric pressure converter
It is connected with switching switch, that will be 3.3V voltages by switching the 5V voltage conversions of switch input, wherein solar powered device
On the exterior wall of building where ward, solar powered device includes solar energy photovoltaic panel；
Wireless charging device, is connected with solar energy testing equipment and battery respectively, when the dump energy of battery is not enough and works as
When preceding solar energy intensity is less than preset strength, is set up with neighbouring wireless charging terminal and be connected to start wireless charging operation,
Wireless charging device also is connected to realize voltage conversion with electric pressure converter；
Embedded processing equipment, knows with spherical shooting equipment, carriage drive equipment, weight rate testing equipment, target respectively
Other equipment and infrared detection equipment are connected, and after weight change early warning signal is received, start spherical shooting equipment, are then being connect
Receive when there is human body signal and receiving object and skim over signal, send trigger signal of falling, receiving without human body signal and
When receiving object and skimming over signal, the early warning signal that falls is sent, and does not receive object and skimmed over signal and receive only presence
Human body signal, sends the early warning signal that falls；
Mobile hard disk, for having prestored each benchmark human body image, each benchmark human body image is the base to the different bodily forms
The image that quasi- human body is shot and obtained in advance, is additionally operable to prestore default square mean error amount, black and white threshold value, pixel count threshold
Value, default rate of change and default picking-up height；
Civil power access interface, is connected with line, the Alternating Current Power Supply signal for receiving line input；
Current transformer and sample circuit, are connected, for A phases with the A phase lines in line, B phase lines and C phase lines
Current signal in circuit, B phase lines and C phase lines is sampled respectively；
Voltage sample circuit, 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, is connected with current transformer and sample circuit, for carrying out signal condition to sampling current；
Voltage signal conditioning circuit, 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, is connected, with the A phase lines in line, B phase lines and C phase lines for performing exchange
Electricity arrives galvanic conversion；
Display device, is connected with AD73360 chips, for the virtual value and digital voltage signal of display digital current signal in real time
Virtual value；
Wherein, the infrared detection equipment is using electromagnetic wave between microwave and visible ray, its wavelength at 760 nanometers extremely
Between 1 millimeter.
2. orthopaedics examination couch as claimed in claim 1, it is characterised in that：
Spherical shooting equipment also includes extension type head.
3. orthopaedics examination couch as claimed in claim 1, it is characterised in that：
Spherical shooting equipment also includes secondary light source, for the shooting provided auxiliary illumination for spherical shooting equipment.
4. orthopaedics examination couch as claimed in claim 1, it is characterised in that：
Alternatively, mobile hard disk is replaced using embedded processing equipment internal memory.
5. orthopaedics examination couch as claimed in claim 1, it is characterised in that：
Target identification equipment, infrared detection equipment, embedded processing equipment and AD73360 chips are integrated in one block of integrated electricity
On the plate of road.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366632.3A CN107198626A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201610349937.9A CN106038147B (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201710366612.6A CN107049643A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349937.9A CN106038147B (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710366632.3A Division CN107198626A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201710366612.6A Division CN107049643A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106038147A CN106038147A (en) | 2016-10-26 |
| CN106038147B true CN106038147B (en) | 2017-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710366612.6A Withdrawn CN107049643A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201710366632.3A Pending CN107198626A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201610349937.9A Expired - Fee Related CN106038147B (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710366612.6A Withdrawn CN107049643A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
| CN201710366632.3A Pending CN107198626A (en) | 2016-05-24 | 2016-05-24 | A kind of orthopaedics examination couch |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201200563Y (en) * | 2008-05-07 | 2009-03-04 | 上海理工大学 | Drop-prevention nursing bed |
| EP2399521B1 (en) * | 2010-06-22 | 2013-03-06 | General Electric Company | Patient table system for medical applications and associated medical imaging device |
| CN202821890U (en) * | 2012-08-09 | 2013-03-27 | 同济大学附属第十人民医院 | Anti-dropping care bed |
| CN203970721U (en) * | 2014-07-09 | 2014-12-03 | 黑龙江农垦职业学院 | There is the nursing bed of patient from bed auto-alarm function |
| CN203987084U (en) * | 2014-08-06 | 2014-12-10 | 中国人民解放军第四军医大学 | A kind of anti-fall denidation |
| CN204683118U (en) * | 2015-06-07 | 2015-10-07 | 薛涵 | The anti-fall bed safety barrier of a kind of baby |
| CN104851241A (en) * | 2015-06-10 | 2015-08-19 | 潘荣华 | Alarm device capable of preventing patient from falling off from bed |
-
2016
- 2016-05-24 CN CN201710366612.6A patent/CN107049643A/en not_active Withdrawn
- 2016-05-24 CN CN201710366632.3A patent/CN107198626A/en active Pending
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Also Published As
| Publication number | Publication date |
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| CN107049643A (en) | 2017-08-18 |
| CN107198626A (en) | 2017-09-26 |
| CN106038147A (en) | 2016-10-26 |
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