CN109841136A - A kind of chest compression system - Google Patents
A kind of chest compression system Download PDFInfo
- Publication number
- CN109841136A CN109841136A CN201910025749.4A CN201910025749A CN109841136A CN 109841136 A CN109841136 A CN 109841136A CN 201910025749 A CN201910025749 A CN 201910025749A CN 109841136 A CN109841136 A CN 109841136A
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- China
- Prior art keywords
- simulation
- chest
- thoracic cavity
- compression system
- rib plate
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- 230000006835 compression Effects 0.000 title claims abstract description 20
- 238000007906 compression Methods 0.000 title claims abstract description 20
- 238000004088 simulation Methods 0.000 claims abstract description 61
- 210000000038 chest Anatomy 0.000 claims abstract description 42
- 210000000115 thoracic cavity Anatomy 0.000 claims abstract description 23
- 210000004072 lung Anatomy 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 11
- 239000006260 foam Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003519 ventilatory effect Effects 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Abstract
The present invention provides a kind of chest compression system, including simulation chest skin, simulation thoracic cavity, simulation rib plate, simulation rib plate is equipped between the simulation chest skin and the simulation thoracic cavity, lung bag is equipped between the simulation chest skin and the simulation rib plate, the lower section of the simulation chest skin is equipped with conductor, the inner surface in the simulation thoracic cavity is equipped with reflector, and control system is equipped between the simulation thoracic cavity and the simulation rib plate.Using positive motion component, the life cycle of entire product is promoted；Life of product is promoted to 500,000 times from 300,000 pressings and is pressed；Power supply, control, measurement integral type are integrated, the function of multiple component combinations before a component can be realized；Structure is simple, no slider part, high reliablity.
Description
Technical field
The present invention relates to a kind of chest compression systems.
Background technique
In CPR teaching, traditional method is that student is allowed to carry out experience property teaching with actual patient.But
Experience property teaching is carried out on patient body and is easy to produce medical tangle, and there are the relevant issues such as the human rights.Therefore, using CPR
Teaching simulation people carries out simulation experiment teaching to student and has important practical significance.
The CPR teaching simulation people of clinical application at present, mostly uses the machine using spring as power in terms of external chest compression
Tool press device.Though the device can feel the variation of reaction chest compression depth according to the power of student, due to internal mechanical system
Rigidity is larger, and the illness reaction shown has larger difference with truth, and student cannot be allowed to obtain the experience property of high quality
Teaching efficiency.
License notification number CN105608974A discloses a kind of pneumatic reaction formula CPR teaching simulation people.Including
Respiration mechanism, pressing mechanism, force snesor, acceleration transducer, controller, pressure sensor etc., respiration mechanism include lung mould
Quasi- device, pressing mechanism includes thoracic cavity simulator, and before recovery, proportional pressure-relief valve control thoracic cavity simulator simulates human body thorax hardness,
Pupil simulator intake simulation pupil is in magnifying state, and arteria carotis simulator intake simulation arteria carotis stops bounce state.When pressing
Press human body upper body model chest, frequency jitter of the arteria carotis simulator with pressing thoracic cavity simulator, simulation arteria carotis bounce state.
It blows when to human body upper body model, lung simulator simulates artificial respiration state.But the control system and power supply system need to be external,
Non-integration, the requirement to sensor are also especially high.
Summary of the invention
In view of the foregoing deficiencies of prior art, it is an object of that present invention to provide a kind of chest compression system, structure letters
It is single, no slider part, high reliablity.
In order to achieve the above objects and other related objects, the present invention provides a kind of chest compression system, including simulation chest skin,
Thoracic cavity, simulation rib plate are simulated, simulation rib plate, the simulation chest skin are equipped between the simulation chest skin and the simulation thoracic cavity
Lung bag is equipped between the simulation rib plate, the lower section of the simulation chest skin is equipped with conductor, the inner surface in the simulation thoracic cavity
Equipped with reflector, control system is equipped between the simulation thoracic cavity and the simulation rib plate.
Preferably, the control system includes digital quantizer, sensor, microprocessor, coil, the microprocessor with
The digital quantizer, sensor connection, the digital quantizer is close to the coil.
Preferably, the microprocessor is the nRF51822 of NXP.The chip uses 32 ARMCortex-MO processors,
The perfect integration for realizing MCU+BLE, is a powerful, high flexibility more cooperation SoC.
Preferably, the sensor is fully integrated close to the VCNL4020 for using Vishay with ambient light sensor.It should
Device only has the height of 0.8mm, but an infrared transmitter, the photodiode for measuring degree of closeness, an environment
Optical detector, signal condition IC and 16 ADC all combine the 4.8mm x 2.3mm x into a small size
In 0.8mm rectangle is encapsulated without lead (LLP).This 3 conjunction, 1 sensor has an interrupt function, supports I2C bus communication interface,
The position of window and sensor in various consumer and industrial application can be greatly simplified and put problem.VCNL4020 is also wrapped
An integrated external transmitting driver is contained.It is tested with two external transmitters, detection range can achieve 1m.
Preferably, the inductance digital quantizer uses the LDC1612 of TI.Inductance type senses a kind of contactless, short distance
From sensing technology, this technical costs is low, high resolution, and have very high reliability.
Preferably, spring and mechanical phonation board, the bullet are additionally provided between the simulation thoracic cavity and the simulation rib plate
Spring is located at the top of the mechanical phonation board.
Preferably, the conductor and reflector are circle.
Preferably, buffering foam is equipped between the simulation rib plate and the lung bag.
As described above, a kind of chest compression system provided by the invention, has the advantages that using positive motion
Component promotes the life cycle of entire product；Life of product is promoted to 500,000 times from 300,000 pressings and is pressed；Power supply, is surveyed at control
It measures integral type to integrate, the function of multiple component combinations before a component can be realized；Structure is simple, no slider part, can
By property height.
Detailed description of the invention
Fig. 1 is a kind of overall schematic of chest compression system.
Fig. 2 is the structural schematic diagram of microprocessor.
Fig. 3 is the structural schematic diagram of digital quantizer.
1, chest skin is simulated；2, conductor；3, lung bag；4, foam is buffered；5, rib plate is simulated；6, control system；7, mechanical hair
Sound plate；8, spring；9, reflector；10, thoracic cavity is simulated.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It please refers to Fig.1 to Fig.3.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
Art content obtains in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
As shown in Figure 1 to Figure 3, the present invention provides a kind of chest compression system, including simulation chest skin 1, simulation thoracic cavity 10, mould
Quasi- rib plate 5 is equipped with simulation rib plate 5, the simulation chest skin 1 and institute between the simulation chest skin 1 and the simulation thoracic cavity 10
It states and is equipped with lung bag 3 between simulation rib plate 5, the lower section of the simulation chest skin 1 is equipped with conductor 2, the interior table in the simulation thoracic cavity 10
Face is equipped with reflector 9, and control system 6 is equipped between the simulation thoracic cavity 10 and the simulation rib plate 5.
In the present embodiment, the control system 6 includes digital quantizer, sensor, microprocessor, coil, described micro-
Processor is connect with the digital quantizer, sensor, and the digital quantizer is close to the coil.
In the present embodiment, the microprocessor is the nRF51822 of NXP.The chip uses at 32 ARMCortex-MO
Device is managed, the perfect integration of MCU+BLE is realized, is a powerful, high flexibility more cooperation SoC.
In the present embodiment, the sensor is fully integrated close and ambient light sensor using Vishay's
VCNL4020.The device only has the height of 0.8mm, but an infrared transmitter, two pole of photoelectricity for measuring degree of closeness
Pipe, an ambient light detector, signal condition IC and 16 ADC all combine the 4.8mm x into a small size
In 2.3mm x 0.8mm rectangle is encapsulated without lead (LLP).This 3 conjunction, 1 sensor has an interrupt function, supports that I2C bus is logical
Believe interface, the position of window and sensor in various consumer and industrial application can be greatly simplified and put problem.
VCNL4020 further comprises an integrated external transmitting driver.It is tested with two external transmitters, detection range
It can achieve 1m.
In the present embodiment, the inductance digital quantizer uses the LDC1612 of TI.Inductance type senses a kind of non-contact
Formula, short-range sensing technology, this technical costs is low, high resolution, and has very high reliability.
In the present embodiment, spring 8 and mechanical sounding are additionally provided between the simulation thoracic cavity 10 and the simulation rib plate 5
Plate 7, the spring 8 are located at the top of the mechanical phonation board 7.
In the present embodiment, the conductor 2 and reflector 9 are circle.
In the present embodiment, buffering foam is equipped between the simulation rib plate 5 and the lung bag 3.
Round conductor is to be fixed on simulation chest skin by one piece of circular patch by the technique of viscose glue.Reflective foam is one piece
Similar to circular foam, surface is covered with the white snap-gauge of high reflecting rate.
Working principle is: firstly, when dummy is static, system enters init state, according to every after load cell starting
The assembly situation of individual carries out self-calibrating, the starting point for determining pressing and blowing.Then, fully integrated to be passed close to environment light
Sensor emits infrared light, reflects reception by reflective foam, fed back values are passed through I by sensor2C bus transfer is to intelligence
Wireless microprocessor, intelligent radio microprocessor calculate the depth of pressing.Inductance digital quantizer generates alternating current, makes line
Circle, which is powered, generates alternating magnetic field, which causes circulating current (eddy current) on the round conductor of chest skin, this vortex is to close
In the function of distance.There is lung bag between coil and the conductor being pasted on chest skin, in air blowing process, lung bag has fluctuating, lung bag
Fluctuating causes chest skin to rise and fall, and generates distance change.Distance change causes vortex to change, and is vortexed the magnetic field generated, reacts on
Raw coil makes the curent change of raw coil.Inductance digital quantizer captures the variation of electric current, and fed back values are passed through
I2C bus transfer gives intelligent radio microprocessor, and intelligent radio microprocessor calculates ventilatory capacity.It is according to pressing depth logical with ventilatory capacity
It crosses the included Bluetooth communication of intelligent radio microprocessor and is transferred to mobile phone or ipad terminal App.
In conclusion the present invention provides a kind of chest compression system, using positive motion component, entire product is promoted
Life cycle；Life of product is promoted to 500,000 times from 300,000 pressings and is pressed；Power supply, control, measurement integral type are integrated, a portion
The function of multiple component combinations before part can be realized；Structure is simple, no slider part, high reliablity.So the present invention has
Effect overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (8)
1. a kind of chest compression system, it is characterised in that: including simulation chest skin, simulation thoracic cavity, simulation rib plate, the simulation chest
It is equipped with simulation rib plate between skin and the simulation thoracic cavity, lung bag is equipped between the simulation chest skin and the simulation rib plate,
The lower section of the simulation chest skin is equipped with conductor, and the inner surface in the simulation thoracic cavity is equipped with reflector, the simulation thoracic cavity and described
It simulates and is equipped with control system between rib plate.
2. a kind of chest compression system according to claim 1, it is characterised in that: the control system includes number conversion
Device, sensor, microprocessor, coil, the microprocessor are connect with the digital quantizer, sensor, the number conversion
Device is close to the coil.
3. a kind of chest compression system according to claim 2, it is characterised in that: the microprocessor is NXP's
nRF51822。
4. a kind of chest compression system according to claim 2, it is characterised in that: the sensor be it is fully integrated close to and
Ambient light sensor uses the VCNL4020 of Vishay.
5. a kind of chest compression system according to claim 2, it is characterised in that: the inductance digital quantizer uses TI
LDC1612.
6. a kind of chest compression system according to claim 2, it is characterised in that: the simulation thoracic cavity and the false rib
Spring and mechanical phonation board are additionally provided between bone plate, the spring is located at the top of the mechanical phonation board.
7. a kind of chest compression system according to claim 1, it is characterised in that: the conductor and reflector are circle
Shape.
8. a kind of chest compression system according to claim 1, it is characterised in that: the simulation rib plate and the lung bag
Between be equipped with buffering foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025749.4A CN109841136A (en) | 2019-01-11 | 2019-01-11 | A kind of chest compression system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025749.4A CN109841136A (en) | 2019-01-11 | 2019-01-11 | A kind of chest compression system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109841136A true CN109841136A (en) | 2019-06-04 |
Family
ID=66883781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910025749.4A Pending CN109841136A (en) | 2019-01-11 | 2019-01-11 | A kind of chest compression system |
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| Country | Link |
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| CN (1) | CN109841136A (en) |
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