CN205885441U - No line number word blood oxygen probe - Google Patents
No line number word blood oxygen probe Download PDFInfo
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- CN205885441U CN205885441U CN201620526393.4U CN201620526393U CN205885441U CN 205885441 U CN205885441 U CN 205885441U CN 201620526393 U CN201620526393 U CN 201620526393U CN 205885441 U CN205885441 U CN 205885441U
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- blood oxygen
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Abstract
This novel concretely relates to no line number word blood oxygen probe is including probe subtotal host computer part, the probe partially includes partially provides the electrical power generating system of electric power by what cell and circuit system constituteed to whole the probe, the signal acquisition element who is used for detecting oxyhemoglobin saturation who constitutes by electron device, the analog signal processing unit that have signal acquisition and control function comprises electronic components, system on chip/SOC based on integrated circuit and integrated bluetooth function, a triaxial / six acceleration sensor for the tracking motion state. Digital probe reduces the interference of traditional analog signal transmission in -process, wireless transmission has solved the problem that is hard to the management at clinical monitoring in -process cable, and convenience of customers uses outside the institute and monitors simultaneously, adopt small -size and low -power consumption design, can select best test position to measure, not restricted by the measuring point, reduced the motion artifact, be favorable to the clinical practice that blood oxygen was monitored and the monitoring has the demand to motion blood oxygen in the motion process.
Description
Technical field
This is new to be related to a kind of wearable medical electric monitor and in particular to a kind of wireless digital blood oxygen probe,
Belong to technical field of medical instruments.
Background technology
With the continuous development of modern medical service technology and related discipline, medical monitoring instrument has become in medical electronic apparatuss
An indispensable big quasi-instrument, plays more and more important effect within the hospital；The use of monitor, not only alleviates doctor
The working strength of business personnel, improves the efficiency of nursery work, more importantly enables the clinician to understand at any time the state of an illness, when appearance danger
Can be processed in time during anxious situation, be improve nursing quality；In the physiological parameter of monitoring, except indexs such as electrocardio, blood pressures
Outward, the oxygen concentration in blood of human body be blood oxygen saturation mensure clinically also tool be of great significance；In surgery handss
In the monitoring of art or critical patient, avoid patient's anoxia, understand that in blood, oxygen content is very necessary in time.
Existing equipment is probably divided into following two classes at present: a class is reusable blood oxygen probe, and this probe only comprises led
Light source and the module of pd light sensitive diode, connected mode is wired connection, and the information of transmission is faint analog current signal, resists
Interference performance is weak, and the type of probe is judged by built-in resistor resistance.Another kind of for finger clamping type oximeter, this instrument probe and blood oxygen
Instrument integrates, inseparable, is difficult to change, volume is big, not easily worn；Connected mode is still internal cable and connects, and visits
Head is combined with processing unit, and relatively costly, measuring point is limited, is only limitted to finger, is difficult to carry out in motor process
Measurement.
No matter being transmission-type or reflective oxygen saturation monitor, the signal received by sensor is typically all faint electricity
Stream signal, the cable of distance has decay for signal, and simultaneously in order to reduce common mode interference signal, cable typically requires increase
Screen layer, on the whole, the requirement to cable for the wired connection mode is higher, and is faint simulation electricity due to transmit
Stream signal, but easily disturbed.And sensor and processing unit are integrated by integrated finger clamping type oximeter, volume ratio
Larger, it is difficult to change sensor element.Along with the position of measurement is limited only to refer to folder, that is easily moved disturbs, no
Easily it is monitored in motor process, application scenarios are very limited.
Therefore, it is necessary to propose a kind of technical scheme, this technical scheme is related to a kind of wireless digital blood oxygen probe, no line number
The design of word blood oxygen probe can solve the defect existing for above two class existing equipments, and becoming a kind of new technology needs
Ask.
Utility model content
(1) technical problem to be solved
For disadvantage mentioned above, a kind of technical scheme of the new proposition of basis, this technical scheme can effectively solve the problem that in prior art
Some defects, thus providing a kind of wireless digital blood oxygen probe.
(2) technical scheme
For solving above-mentioned technical problem, a kind of wireless digital blood oxygen probe of the new offer of basis, including probe segment and main frame
Part；Described probe segment includes: the power supply providing electric power to whole probe segment being made up of battery unit and Circuits System
System；The signal gathering unit for detecting blood oxygen saturation being made up of electronic device；It is made up of with letter electronic devices and components
Number collection and control function analogy signal processing unit；Based on smart electronicses element and have the SOC(system on a chip) of Bluetooth function；
The three axis/six-axis acceleration transducers for pursuit movement state；Probe segment is by power-supply system, signal gathering unit, simulation
Signal processing unit, SOC(system on a chip) and the wiring of acceleration transducer rational deployment are integrated into an entirety.
Further, described power-supply system includes lithium polymer battery and the electric power management circuit that can repeatedly charge, described
Power-supply system also includes wireless charging circuit.
Further, described signal gathering unit includes light source, photocell and connects circuit, and described light source is dual wavelength
LED lamp, photocell is light sensitive diode.
Further, described analogy signal processing unit changes digital quantity for analog quantity and has active control function
Unit, wherein active control function include the signal one of Eliminate highter harmonic, intelligent signal intensity adjustments and digital signal filter
Body processing function.
Further, described SOC(system on a chip) includes having microprocessing unit and the bluetooth communication of calculation function and processing function
Module, described bluetooth communication module and host machine part carry out Bluetooth communication transmission.
Further, described acceleration transducer is the three axis/six-axis sensors with pursuit movement state, sensor with
Microprocessing unit electrically connects, and provides movable information to microprocessing unit.
Further, described host machine part is man-machine interaction intelligent device, and described man-machine interaction intelligent device is that handss are mechanical, electrical
Brain or other there is one of smart machine of Bluetooth function.
Further, described power-supply system, signal gathering unit, analogy signal processing unit, SOC(system on a chip), acceleration pass
Sensor is integrated on pcb plate.
Further, described analogy signal processing unit includes current driving circuit, simulation select switch, trsanscondutance amplifier
And senior degree modulus switching device.
Further, described bluetooth communication module includes Bluetooth antenna, impedance matching components and electronic circuit.
This new having the beneficial effect that
1st, digitized probe reduces the interference in conventional analog signal transmitting procedure, improves signal quality.
2nd, using be wirelessly transferred solve the problems, such as hospital during clinical monitoring, cable is difficult to manage, facilitate simultaneously
User is used outside institute and is monitored, and cooperation doctor enters chronic diseases management outside houses of prostitutes or actresses in the Jin and Yuan Dynasties.
3rd, adopt small size and low power dissipation design, the optimal test position of sufferer can be selected to measure, do not measured
Position limits, and advantageously reduces motion artifact, is conducive to the oxygen saturation monitor in motor process, more suitable for motion oxygen saturation monitor
There are the clinical practice of demand, such as copd (chronic obstructive pulmonary disease).
Brief description
Fig. 1 is a kind of system structure diagram of wireless digital blood oxygen probe of this new preferred embodiment；
Fig. 2 is a kind of functional realiey flow chart of wireless digital blood oxygen probe of this new preferred embodiment；
Fig. 3 is a kind of structural representation of wireless digital blood oxygen probe of this new preferred embodiment；
Fig. 4 is a kind of pcb plate assembling positive structure schematic of wireless digital blood oxygen probe of this new preferred embodiment；
Fig. 5 is a kind of pcb plate assembling structure schematic diagram of wireless digital blood oxygen probe of this new preferred embodiment.
Wherein, 1, power-supply system, 2, signal gathering unit, 3, analogy signal processing unit, 4, SOC(system on a chip), 5, acceleration
Sensor, 6, bluetooth communication module, 10, structural housing, 11, pcb plate, 12, Double-face adhesive, 20, dual wavelength LED lamp, 21, photosensitive two
Pole pipe.
Specific embodiment
For making this new purpose, technical scheme and advantage of greater clarity, with reference to specific embodiment and join
According to accompanying drawing, to this new further description.It should be understood that these descriptions are simply exemplary, and it is new to be not intended to limit this
The scope of type.Additionally, in the following description, eliminate the description to known features and technology, to avoid unnecessarily obscuring this
New concept.
With reference to shown in Fig. 1, a kind of wireless digital blood oxygen probe, including probe segment and host machine part；Described probe segment
Including power-supply system 1, signal gathering unit 2, analogy signal processing unit 3, SOC(system on a chip) 4 and acceleration transducer 5.Described electricity
Origin system 1 includes battery unit and Circuits System, and power-supply system 1 can provide electric power to whole probe segment；Described battery unit
For chargeable lithium polymer battery, described Circuits System includes electric power management circuit and wireless charging circuit；Described main frame portion
Be divided into man-machine interaction intelligent device, described man-machine interaction intelligent device is mobile phone, computer or other there is the intelligence of Bluetooth function
One of equipment.
Signal gathering unit 2 is made up of electronic device, for detecting blood oxygen saturation；Described signal gathering unit 2 includes
Light source, photocell and connection circuit, described light source is dual wavelength LED lamp 20, and photocell is light sensitive diode 21.At analogue signal
Reason unit 3 is also made up of electronic devices and components, and described analogy signal processing unit 3 changes digital quantity for analog quantity and has actively
The unit of control function, has rectification/feedback function, is made up of AFE (analog front end) collection special integrated chip, wherein active control
Function includes the close-coupled processing function of signal of Eliminate highter harmonic, intelligent signal intensity adjustments and digital signal filter.
Described analogy signal processing unit 3 be built-in with including current driving circuit, simulation select switch, trsanscondutance amplifier with
And senior degree modulus switching device.Described SOC(system on a chip) 4 is made up of smart electronicses element and has Bluetooth function, described upper system
System 4 includes having microprocessing unit and the bluetooth communication module 6 of calculation function and processing function, described bluetooth communication module 6 energy
Carry out Bluetooth communication transmission with host machine part；Described bluetooth communication module 6 includes Bluetooth antenna, impedance matching components and electronics electricity
Road.Described acceleration transducer 5 is three axis/six-axis acceleration transducers, this sensor and the Wei Chu with pursuit movement state
Reason unit electrical connection, can provide movable information to microprocessing unit.Probe segment is by power-supply system 1, signal gathering unit 2, mould
Intend signal processing unit 3, SOC(system on a chip) 4 and the wiring of acceleration transducer 5 rational deployment and be integrated into an entirety, described power supply system
System 1, signal gathering unit 2, analogy signal processing unit 3, SOC(system on a chip) 4, acceleration transducer 5 are all integrated on pcb plate 11.
For example, realize a kind of wireless digital blood oxygen probe, mainly comprise following assembly: chargeable lithium polymer battery
And charge management circuit, the assembly of led light emitting diode and pd light sensitive diode 21, the AFE (analog front end) of front-end collection part
Afe, the SOC(system on a chip) 4 with mcu microprocessing unit and soc blue tooth communication function, three axis/six-axis of pursuit movement state accelerate
Degree sensor 5g-sensor, this is the minimum system part of the active wireless digital blood oxygen probe of assembly.The design of minimum system
There are following feature: low power dissipation design, small size, do not limited by wearing site, can complete former for Oximetry
The collection of beginning analogue signal, dynamic adjustment, the function of analog-to-digital conversion, the signal after analog-to-digital conversion can be passed through by bluetooth module
Wireless way for transmitting can provide movable information with pursuit movement state to host side, the acceleration transducer 5 of three axis/six-axis,
Led light emitting diode coordinates the assembly of pd light sensitive diode 21 to be assembled on pcb plate with other assemblies, can pass through pcb
The placement-and-routing of plate 11 controls interference well.
For example, a kind of specific implementation of wireless digital blood oxygen probe:
Wireless digital blood oxygen probe is applied to the multiple positions being worn on body, such as wrist, forehead, ear-lobe, chest, vola
Deng, by wireless low-power consumption bluetooth approach by digitized original signal information, such as pleth figure, configuration information, movable information etc.
It is transferred to the accepting device of user, the digital information receiving can be carried out subsequent treatment according to concrete application by user, such as count
Calculate blood oxygen levels, signal calculated quality, movable information is followed the tracks of etc..
Distinguish in traditional passive wired blood oxygen probe, wireless digital blood oxygen probe belongs to active probe, built-in can
Rechargeable battery provides power supply, its Sensor section and collection, process, converting unit to be all assembled in one block of pcb plate for whole system
On 11.The analogue signal amount of sensor senses, through amplifying, filters, is quantized into digital quantity and enters row cache, conversion, warp after sampling
Bluetooth transmitting-receiving SOC(system on a chip) 4 is passed to, bluetooth on plate receives and dispatches SOC(system on a chip) 4 by the digital signal after processing after standardization
Wirelessly it is sent to device at host machine end, device at host machine end can be mobile phone, computer etc..Wireless digital blood oxygen probe passes through
The data of bluetooth transmission includes setting light intensity amplitude information, the sensor states letter that the light sensitive diode 21 of sample rate receives
Breath, acquisition system status information etc., device at host machine end can issue configuration information according to prespecified agreement to front-end module
And control command.Device at host machine end carries out subsequent treatment using the light intensity amplitude information receiving and algorithm calculates, and finally gives
The related datas such as blood oxygen levels.The transmission of wireless blue tooth avoids the demand to cable, solves during hospital monitor to cable
The problem of management, the design of minimum system and miniaturization can be implemented in collection position again and directly carries out digital quantization, on the one hand
Provide possibility for being wirelessly transferred, on the other hand decrease the limitation to collection position.Because system only comprises primary signal
Collection, process, conversion, the work being wirelessly transferred, it is possible to achieve the design of low-power consumption, so again for long-time continuous monitoring
Provide possibility.
With reference to shown in Fig. 2, a kind of wireless digital blood oxygen probe data acquisition process workflow, its step is as follows:
S10: control AFE (analog front end) integrated chip gathered data；
S11: data is inserted relief area set in advance；
S12: data processing, standardization, group bag is put into bluetooth and is sent relief area；
S13: data and status information are sent by bluetooth；
This new embodiment is, single using the digitized blood oxygen signal collection being made up of luminous tube and photocell
Unit 2 carries out blood oxygen saturation detection；The built-in control AFE (analog front end) integrated chip gathered data of analogy signal processing unit 3, adopts
The data of collection is continuously faint analog electric signal, and collection completes for data to insert relief area set in advance；System is continuous
The timeslice that scanning sets, checks relief area timeslice and arrives, will data be processed and standardization, data processing and standard
Change and transform the data into as digital quantity and digital standardization is processed, data normalization adapts to blue-teeth data and sends form and adaptation
The data processing of host machine part, treated and standardized data is packaged, and group bag is put into bluetooth and sent relief area；Inspection
Look into bluetooth and send relief area timeslice to by bluetooth transmission data and status information；The group sending is coated host machine part and receives,
Do the information processing of next step.
With reference to shown in Fig. 3, Fig. 4 and Fig. 5, a kind of reference configuration schematic diagram of wireless digital blood oxygen probe, this new one
Plant constructive embodiment, probe segment is made up of the electronic devices and components in the structural housing 10 and embedding structure shell 10 popped one's head in, knot
Structure shell 10 is built-in with power-supply system 1, the preferred lithium battery of power-supply system 1 as energy storage device, pcb plate 11 and be integrated in pcb plate
Each unit system on 11 is placed in the inside of structural housing 10, is in addition also equiped with signal gathering unit on the back side of pcb plate 11
2, signal gathering unit 2 includes dual wavelength LED lamp 20 and light sensitive diode 21, and structural housing 10 is provided with opening, signals collecting list
The light of unit 2 can the opening in structural housing 10 pass, and the structural housing 10 of opening both sides is provided with Double-face adhesive 12,
Power-supply system 1, signal gathering unit 2, analogy signal processing unit 3, SOC(system on a chip) 4, acceleration are integrated with pcb plate 11 front
Sensor 5 and bluetooth communication module 6, above each unit rational deployment wiring is integrated on pcb plate 11, realizes low-power consumption and little chi
Very little purpose.
It should be appreciated that this new above-mentioned specific embodiment is used only for exemplary illustration or explains that this is new
Principle, and do not constitute the restriction new to this.Therefore, that is done in the case of the spirit and scope new without departing from this is any
Modification, equivalent, improvement etc., should be included within this new protection domain.Additionally, this new claims purport
Covering the whole changes falling in scope and border or the equivalents on this scope and border and repair
Change example.
Claims (6)
1. a kind of wireless digital blood oxygen probe, including probe segment and host machine part it is characterised in that described probe portion subpackage
Include: the power-supply system that electric power is provided to whole probe segment being made up of battery unit and Circuits System；It is made up of electronic device
The signal gathering unit for detecting blood oxygen saturation；By what electronic devices and components formed, there is signals collecting and control function
Analogy signal processing unit；Based on integrated circuit and integrated Bluetooth function SOC(system on a chip)；Three axles for pursuit movement state/
Six-axle acceleration sensor；Probe segment by power-supply system, signal gathering unit, analogy signal processing unit, SOC(system on a chip) and
Acceleration transducer is integrated into an entirety in pcb Ban Shang placement-and-routing.
2. a kind of wireless digital blood oxygen probe according to claim 1 it is characterised in that: described power-supply system includes can be anti-
The multiple lithium polymer battery charging, electric power management circuit.
3. a kind of wireless digital blood oxygen probe according to claim 1 it is characterised in that: described signal gathering unit includes
Light source, photocell and connection circuit, described light source is dual wavelength LED lamp, and photocell is light sensitive diode.
4. a kind of wireless digital blood oxygen probe according to claim 1 it is characterised in that: described analogy signal processing unit
Change digital quantity and the unit with active control function for analog quantity, wherein active control function include eliminating high order humorous
The close-coupled processing function of signal of ripple, intelligent signal intensity adjustments and digital signal filter.
5. a kind of wireless digital blood oxygen probe according to claim 1 it is characterised in that: described SOC(system on a chip) includes having
The microprocessing unit of calculation function and processing function and bluetooth communication module, described bluetooth communication module and host machine part carry out indigo plant
Tooth communications.
6. a kind of wireless digital blood oxygen probe according to claim 5 it is characterised in that: described acceleration transducer be tool
There are three axis/six-axis sensors of pursuit movement state, this three axis/six-axis sensor is electrically connected with microprocessing unit, to microprocessor
Unit provides movable information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526393.4U CN205885441U (en) | 2016-06-01 | 2016-06-01 | No line number word blood oxygen probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526393.4U CN205885441U (en) | 2016-06-01 | 2016-06-01 | No line number word blood oxygen probe |
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| Publication Number | Publication Date |
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| CN205885441U true CN205885441U (en) | 2017-01-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943057A (en) * | 2016-06-01 | 2016-09-21 | 成都云卫康医疗科技有限公司 | Wireless digital blood oxygen probe |
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- 2016-06-01 CN CN201620526393.4U patent/CN205885441U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943057A (en) * | 2016-06-01 | 2016-09-21 | 成都云卫康医疗科技有限公司 | Wireless digital blood oxygen probe |
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