CN1896741A - In-vitro diagnostic instrument with multiple different interface insertion supplyment - Google Patents
In-vitro diagnostic instrument with multiple different interface insertion supplyment Download PDFInfo
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- CN1896741A CN1896741A CNA200510083576XA CN200510083576A CN1896741A CN 1896741 A CN1896741 A CN 1896741A CN A200510083576X A CNA200510083576X A CN A200510083576XA CN 200510083576 A CN200510083576 A CN 200510083576A CN 1896741 A CN1896741 A CN 1896741A
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Abstract
The invention relates to a portable extracorporeal diagnose instrument that providing various different interface socket , it sets up the connector which is single and can be shared with different interface ,each of them is linked to a microprocessor directly or by a multitasking implement; because there is a interface judgment procedure and execution procedure such as checking/ adjustment/ transmission etc. in the microprocessor, While the interface inserts in the connector, the microprocessor decides the functional execution procedure corresponding to the preset interface according to the interface judgment procedure , executing the program automatically then; only one single connector in the extracorporeal diagnose instrument is OK for the usage of different interface, the user does not need to choose or set the relevance parameter again, the operation is convenient and it can avoid using wrong operation; Besides, because the invention uses the unitary connector , it also helps to realize the purpose that the size of extracorporeal diagnose implement reduces.
Description
Technical field
The present invention relates to a kind of Portable in-vitro diagnosis device for multiple distinct interface grafting, particularly a kind of provides single connector promptly can and be judged as special interface for the distinct interface insertion, carries out the in-vitro diagnosis device that this interface signal is handled.
Background technology
Along with the biological sensing development of technology, must be in large hospital or control laboratory with many scripts, by of the check of particular technology personnel operation to carry out, by the simplification of check program, general also can be without the personnel of technique drill from line operate.
Reaching the key that aforementioned inspection technology simplifies is: the exploitation of inspection test piece and the simplification of instrument and equipment, and testing instruments of simplifying even can carry, and quite convenient in the use.With the house blood sugar test is example, and general user only need insert specific inspection test piece in the portable analytical instrument, again a corpse or other object for laboratory examination and chemical testing is sucked or is coated on the inspection test piece, just can obtain assay.General Portable analytical instrument is because have different checking functions; so the parameter of its check can need more new settings along with the difference of measuring ability; and present Portable analytical instrument is for avoiding the artificial error of setting; cause assay incorrect; usually can initiatively be set in the analytical instrument by the testing process that different measuring abilities are required, select for the user.Or at different detection design different parameter card or correction card, owing to contain the parameter of specific corpse or other object for laboratory examination and chemical testing check usefulness in parameter card and the correction card, so can select the parameter card or the correction card of a present corpse or other object for laboratory examination and chemical testing, set up the related check parameter on their own to insert in the Portable analytical instrument.
As shown in the above description, the user need not import unfamiliar parameter setting by complicated calculation machine interface, this measure can reduce the risk of operating mistake really greatly, make the result of test can be stored in the Portable analytical instrument automatically, and can the data transmission in the Portable analytical instrument be done further to analyze to use for doctor or relevant expert to general or special purpose computer in conjunction with wired or wireless transmission interface.
Portable in-vitro diagnosis analytical instrument needs many connecting interfaces just can possess the explanation of aforementioned functional usually at present.Though can carry with regard to present Portable analytical instrument, it is excessive that its volume is still disliked, still suitable inconvenience during actual the use.Be the convenience of strengthening carrying, how therefore these Portable analytical instrument certainly will, possess the function of analytical instrument originally towards compact direction design in frivolous casing, will be the overriding challenge of this analytical instrument miniaturization.
Summary of the invention
Because the existing problem of existing product, fundamental purpose of the present invention is to overcome the deficiencies in the prior art and defective, provide a kind of and can receive plural distinct interface, and judge special interface voluntarily by instrument and carry out the in-vitro diagnosis device of related check/setting/transmission procedure, so, not only can simplify the connector quantity of in-vitro diagnosis device, reach the purpose of solid appearance miniaturization, the use-pattern of in-vitro diagnosis device of the present invention more can simplify the operation, avoid the possible operating mistake of user, improve the correctness of layman's instrumentation.
For reaching above-mentioned purpose, the invention provides a kind of Portable in-vitro diagnosis device for multiple distinct interface grafting, employed major technique means are to establish a control circuit in this in-vitro diagnosis device, it mainly comprises:
One microprocessor has control, check, correction, transmission, and executive routine such as data storage at least, and has the specific corresponding executive routine of an interface determining program with automatic judgement distinct interface;
One input/output interface is connected with the I/O end of this microprocessor, in order to set the configuration that is connected pin with it, with construction data with different transfer path;
A connector, its pin is connected to this input/output interface, and its connecting pin position connects for external interface, this connecting pin column pitch can satisfy the demand that a plurality of pins of distinct interface are electrically connected with the setting of size;
One digital analog converter, be located between the output terminal and input/input interface of this microprocessor, control its output analog voltage by microprocessor, and analog voltage is added to the specific pin position of external interface outward by the control of input/output interface, make external interface produce different current-responsives, for microprocessor judges and the foundation that detects external interface;
One multiplexer, its control end is connected to the output terminal of this microprocessor, and to control its change action, its signal switches input end and then is connected to this input/output interface;
One analog-digital converter, its input end is connected to the signal output part of this multiplexer, and its output terminal then is connected to the input end of this microprocessor;
One temperature and voltage detecting circuit are connected to the signal input part of this multiplexer by an amplifier, in order to detect ambient temperature and cell voltage;
One display is connected to this microprocessor by a display driver, is subjected to microprocessor control to show relevant information and coherent detection result;
One amplifier is located between the signal input part of input/output interface, digital analog converter and multiplexer, and the minute analog signal that external interface is imported into is amplified to the signal level that is fit to the analog/digital converter conversion; And
One storer is connected to this microprocessor, with the correlation parameter that stores the dependence test data or read in by external interface.
Above-mentioned connector can supply distinct interface (test piece, correcting sheet, parameter sheet or transport module) to peg graft, and the different resistances on the collocation distinct interface are set, and can be used as the foundation that the interface determining program is judged.When interface is plugged in connector, the interface determining program of activation of microprocessor immediately, by D/A conversion circuit and the specific pin of connector docking port position output one control voltage, and detect the current value of its corresponding output, judge the kenel of present splicing interface according to this, and then carry out the executive routine of this interface.Because the employed hardware cell difference of executive routine of difference in functionality switches to specific pin position so this microprocessor can be controlled multiplexer again, obtains the signal of present splicing interface smoothly, carries out executive routine and obtains each procedure result.So, function need not set or be selected to carry out to in-vitro diagnosis device of the present invention, or keying in the data or the order of check/correction/transmission, the present invention can be behind the insertion interface, judges automatically and carries out relative program, not only more easy in the use operation, the present invention is also because only use single connector, and the purpose that realization in-vitro diagnosis device size is dwindled, in addition, because the reduction of connecting element, the cost of manufacture of whole diagnostor reduces relatively.
Description of drawings
Fig. 1 is the stereo appearance figure of a preferred embodiment of the present invention;
Fig. 2 is the circuit block diagram of a preferred embodiment of the present invention;
Fig. 3 is the process flow diagram of the interface determining program of microprocessor processes of the present invention.
Symbol description among the figure
10 microprocessors, 101 storeies
102 input/output interfaces, 11 connectors
12 multiplexers, 131 amplifiers
132 amplifiers, 14 digital analog converters
15 analog-digital converters, 16 display drivers
17 general-purpose synchronous/asynchronous transceivers
20 interfaces, 21 Temperature Detectors
22 voltage-level detectors, 23 buttons
24 displays, 25 infrared transceivers
30 in-vitro diagnosis devices
Embodiment
At first see also shown in Figure 1ly, be the stereo appearance figure of a preferred embodiment of in-vitro diagnosis device 30 of the present invention, the lower surface of this in-vitro diagnosis device is provided with single connector 11, can supply distinct interface, pegs graft as test piece, correction card/parameter card or transport module.Please cooperate and consult shown in Figure 2ly, be the circuit block diagram of the control circuits that are provided with in the in-vitro diagnosis device 30 of the present invention, it includes:
One microprocessor 10 has control, check, correction, transmission, and executive routine such as data storage at least, and has the specific corresponding executive routine of an interface determining program with automatic judgement distinct interface; This microprocessor 10 can external button 23, and can pass through a general-purpose synchronous/asynchronous transceiver 17 external infrared transceivers 25; Wherein this button 23 removes/correlation functions such as retaking of a year or grade in order to time, applying unit and the record of setting this microprocessor 10;
One input/output interface 102 is connected with the I/O end of this microprocessor 10, in order to set the configuration that is connected pin with it, with construction data with different transfer path; Again, this input/output interface 102 is the multi-to-multi multiplexer of a Digital Control, and can in be built in this microprocessor 10;
A connector 11, its pin are connected to this input/output interface 102, and its connecting pin position connects for external interface 20, and this connecting pin column pitch can satisfy the demand that a plurality of pins of distinct interface are electrically connected with the setting of size;
One digital analog converter 14, be located between the output terminal and input/input interface 102 of this microprocessor 10, by its output analog voltage of microprocessor 10 controls, and analog voltage is added to the specific pin position of external interface 20 outward by the control of input/output interface 102, make external interface 20 produce different current-responsives, judge and the foundation that detects interface 20 for microprocessor 11;
One multiplexer 12, its control end is connected to the output terminal of this microprocessor 10, and to control its change action, its signal switches input end and then is connected to this input/output interface 102;
One analog-digital converter 15, its input end is connected to the signal output part of this multiplexer 12, and its output terminal then is connected to the input end of this microprocessor 10;
One temperature and voltage detecting circuit 21 are connected to the signal input part of this multiplexer 12 by an amplifier 132, in order to detect ambient temperature and cell voltage;
One display 24 is connected to this microprocessor 10 by a display driver 16, is subjected to microprocessor 10 controls to show relevant information and coherent detection result (numerical data);
One amplifier 131 is located between the signal input part of input/output interface 102, digital analog converter 14 and multiplexer 12, and the minute analog signal that external interface is imported into is amplified to the signal level that is fit to analog/digital converter 15 conversions; Wherein minute analog signal refers to that generally test piece kinetic current, the built-in resistor current of distinct interface or in-vitro diagnosis device are added on the voltage of external interface outward; And
One storer 101 is connected to this microprocessor 10, with the correlation parameter that stores dependence test data (numerical data) or read in by external interface.
Aforementioned amplifier 131,132, digital analog converter 14, analog-digital converter 15, multiplexer 12, display driver 16, storer 101 and general-purpose synchronous/asynchronous transceiver 17 all can partly or entirely be integrated in this microprocessor 10.
Through above-mentioned explanation as can be known, the present invention mainly is the control by input/output interface 102, interface 20 pins on the connector 11 can be connected with microprocessor 10 or analog-digital converter 15, when this present interface 20 is the aspect of output numerical data form, microprocessor 10 can be controlled input/output interface 102, and the pin position of interface 20 in order to the output numerical data is connected with the input end of microprocessor 10; When if interface 20 is the aspect of analog signal format at present, this microprocessor 10 control input/output interface 102 and multiplexer 12 are connected the pin position of interface 20 in order to the output simulating signal with analog-digital converter 15, be earlier to input to microprocessor 10 again behind the numerical data with analog signal conversion.
Above-mentioned in-vitro diagnosis device only is provided with single connector 11, can be inserted in wherein for dissimilar interfaces 20, and the built-in interface determining program of this microprocessor 10, can be when interface 20 inserts connectors 11, promptly begin to carry out, and judge present splicing interface 20 pairing executive routines.Because interface 20 has plural pin, so specific pin wherein can be designed to short circuit, when being plugged to connector 11, the voltage status that microprocessor 10 connects the input end of two short circuit pins can change, at this moment, this microprocessor 10 can be judged has interface 20 to insert at present, and beginning executive's interface determining program.
So-called external interface 20 generally includes test piece, correcting sheet/parameter sheet and transport module, wherein this correcting sheet and parameter sheet comprise a kind of circuit of precision resistance at least, and store test procedure and conversion parameter (numerical data) in this parameter sheet, again, this transport module is a kind of plug-in wired or wireless communication interface (as transmission standards such as RS-232, USB, infrared ray or blue bud communications).
Please cooperate consult shown in Figure 3, preferred embodiment for the interface determining program process flow diagram of microprocessor 10, for cooperating this interface determining program, these microprocessor 10 external memorizers 101 can store different current ratios to value, this current ratio is to the ratio of value for certain voltage and each interface resistance, so, the interface determining program of this microprocessor 10 is:
When interface 20 inserts connector 11, can provide microprocessor 10 1 trigger pips, therefore, when microprocessor 10 standbies, can detect input signal 40, if detect input signal is a trigger pip 41, then this microprocessor 10 can have the interface pins 42 of different resistances by digital analog converter 14 and the certain control of amplifier 13 outputs voltage to design, and in the current signal 43 that reads this pin after a while, at this moment, this microprocessor 10 can read current ratio to being worth 44 to storer 101, compare 45 with the current value of input, judge the kenel of present interface 20, when being defined as wherein a special interface 46, then this microprocessor 10 can be carried out the execution flow process 47 of present splicing interface 20.So, the present invention can be when interface 20 inserts connectors 11, detects and judge the execution flow process of these splicing interface 20 correspondences voluntarily by microprocessor 10, do not need the user extra set or select carry out function, quite convenient in the use.
Below insert extracorporeal diagnostic instrument of the present invention at distinct interfaces such as test piece, correcting sheet/parameter sheet and transport modules after, possible related procedure design is described further:
When inserting connector 11 with test piece, microprocessor 10 is sent voltage signal at the specific pin position of test piece immediately, and detects its current-responsive.Because test piece electrode two ends open circuit, the voltage of sending will obtain utmost point low current reaction, by the interior current ratio his-and-hers watches that are built in microprocessor 10, microprocessor 10 judges that the interface that is inserted is test piece, and enters test mode.Detect principle according to electrochemica biological sensor, different testing concentrations will produce different kinetic currents in the corpse or other object for laboratory examination and chemical testing, this be detected electric current be inserted in the conversion formula that had before been read in by the parameter sheet, can converse the concentration of determinand.That is microprocessor 10 control multiplexers 12 switch, the signal input part that is connected to this connector 11 is connected with signal output part, the test piece pin is connected with this analog-digital converter 15, and according to the parameter of setting in the check executive routine, pass through input/output interface 102 by microprocessor 10, connector 11 specific control voltages of output or current signal are to the specific pin position of this test piece, so, the electric current of test piece output can input to this microprocessor 10 by multiplexer 12 and analog-digital converter 15, this microprocessor 10 can be according to the analysis of testing of this current signal, and the result is presented on the display 24.
Correcting sheet/parameter card stores the setting and the conversion parameter of the relevant executive routine of each check, when these interfaces insert connector 11, this microprocessor 10 can give this correcting sheet/parameter sheet by input/output interface 102 and the certain control of connector 11 outputs voltage, make this correcting sheet/parameter sheet export specific currents reaction, detecting by this electric current, processor can judge that the interface that is inserted is correcting sheet/parameter card, and by connector 11, input/output interface 102 directly is connected with this microprocessor 10, so microprocessor 10 can read the parameter value that this correction card/parameter card stores smoothly.
If splicing interface 20 is the transport module type at present, because transport module is in order to link microprocessor 10 and external computer device, digital signal is provided equally, so this microprocessor 10 can directly pass through the data of input/output interface 102 and the specific pin of this transport module of connector 11 accesses.That is to say that this microprocessor 10 can export the data that storer 101 stores in the transport module to, or the data of external computer device is read in this microprocessor 10.
As shown in the above description, in-vitro diagnosis device of the present invention only need be provided with single connector, can peg graft for distinct interface, and control circuit can be judged interface specification voluntarily, and after determining, judgement automatically performs its corresponding executive routine, so, when connector is inserted in test piece, the user need not select or set any parameter, and the present invention can check out the result, and the result is presented on the display, if need the test piece of other corpse or other object for laboratory examination and chemical testing of check, then can be earlier with its correction card or the parameter sheet inserts this connector, the inspection parameter that will meet this test piece by microprocessor reads in to be revised or the parameter of specification test program, can insert test piece after a while and test.
So the user need not key in complicated parameter voluntarily, effectively avoid the artificial error of setting, cause assay incorrect.Moreover, the present invention uses except check and the interface of correction usefulness can use the identical connector jointly, this connector also provides with outer computer and links the transport module that carries out data transmission, hence one can see that, all outer interfaces of in-vitro diagnosis device all can be connected by unified interface at present, quite simple to operation in the use, compare existing portable type analytical instrument and can further dwindle overall dimensions, realize the purpose of miniaturization.
Claims (12)
1. one kind can is characterized in that for the Portable in-vitro diagnosis device of multiple distinct interface grafting, comprising:
One microprocessor has control, check, correction, transmission, and executive routine such as data storage at least, and has the specific corresponding executive routine of an interface determining program with automatic judgement distinct interface;
One input/output interface is connected with the I/O end of this microprocessor, in order to set the configuration that is connected pin with it, with construction data with different transfer path;
A connector, its pin is connected to this input/output interface, and its connecting pin position connects for external interface, this connecting pin column pitch can satisfy the demand that a plurality of pins of distinct interface are electrically connected with the setting of size;
One digital analog converter, be located between the output terminal and input/input interface of this microprocessor, control its output analog voltage by microprocessor, and analog voltage is added to the specific pin position of external interface outward by the control of input/output interface, make external interface produce different current-responsives, for microprocessor judges and the foundation that detects external interface;
One multiplexer, its control end is connected to the output terminal of this microprocessor, and to control its change action, its signal switches input end and then is connected to this input/output interface;
One analog-digital converter, its input end is connected to the signal output part of this multiplexer, and its output terminal then is connected to the input end of this microprocessor;
One temperature and voltage detecting circuit are connected to the signal input part of this multiplexer by an amplifier, in order to detect ambient temperature and cell voltage;
One display is connected to this microprocessor by a display driver, is subjected to microprocessor control to show relevant information and coherent detection result;
One amplifier is located between the signal input part of input/output interface, digital analog converter and multiplexer, and the minute analog signal that external interface is imported into is amplified to the signal level that is fit to the analog/digital converter conversion; And
One storer is connected to this microprocessor, with the correlation parameter that stores the dependence test data or read in by external interface.
2. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 1, wherein, this microprocessor connects an infrared transceiver by a general-purpose synchronous/asynchronous transceiver.
3. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 1 or 2, wherein, the input end of this microprocessor connects button.
4. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 1, wherein, this input/output interface is the multi-to-multi multiplexer of a Digital Control.
5. as claim 1 or 4 described Portable in-vitro diagnosis devices for multiple distinct interface grafting, wherein, this input/output interface, amplifier, digital analog converter, analog-digital converter, multiplexer, display driver, storer and general-purpose synchronous/asynchronous transceiver partly or entirely is integrated in this microprocessor.
6. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 1, wherein, the interface that this connector connects includes test piece, correcting sheet, parameter sheet and transport module.
7. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 6, wherein, this correcting sheet and parameter sheet comprise a kind of circuit of precision resistance at least.
8. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 6 wherein, stores test procedure and conversion parameter in this parameter sheet.
9. as claim 6,7 or 8 described Portable in-vitro diagnosis devices for multiple distinct interface grafting, wherein, this transport module is a kind of plug-in wired or wireless communication interface.
10. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 9, wherein, the minute analog signal imported into of this external interface comprises: test piece kinetic current, the built-in resistor current of distinct interface or in-vitro diagnosis device are added on the voltage of external interface outward.
11. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 8, wherein, this input/output interface inputs to this microprocessor with the numerical data of external interface, wherein this numerical data comprises: external interface imports into is stored in conversion parameter on the parameter card, or the in-vitro diagnosis device is sent to the test data or the setup parameter of external interface.
12. the Portable in-vitro diagnosis device for multiple distinct interface grafting as claimed in claim 10, wherein, wired or wireless communication interface is transmission standards such as RS-232, USB, infrared ray or blue bud communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200510083576XA CN1896741A (en) | 2005-07-11 | 2005-07-11 | In-vitro diagnostic instrument with multiple different interface insertion supplyment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200510083576XA CN1896741A (en) | 2005-07-11 | 2005-07-11 | In-vitro diagnostic instrument with multiple different interface insertion supplyment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1896741A true CN1896741A (en) | 2007-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200510083576XA Pending CN1896741A (en) | 2005-07-11 | 2005-07-11 | In-vitro diagnostic instrument with multiple different interface insertion supplyment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1896741A (en) |
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2005
- 2005-07-11 CN CNA200510083576XA patent/CN1896741A/en active Pending
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