CN203898313U - Oxyhemoglobin saturation measuring instrument and blood oxygen probe thereof - Google Patents
Oxyhemoglobin saturation measuring instrument and blood oxygen probe thereof Download PDFInfo
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- CN203898313U CN203898313U CN201420325085.6U CN201420325085U CN203898313U CN 203898313 U CN203898313 U CN 203898313U CN 201420325085 U CN201420325085 U CN 201420325085U CN 203898313 U CN203898313 U CN 203898313U
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Abstract
The utility model discloses an oxyhemoglobin saturation measuring instrument and a blood oxygen probe thereof. The oxyhemoglobin saturation measuring instrument comprises a face shell and a bottom shell which are connected in a matched mode. A light-emitting tube is arranged in the face shell, and a receiving tube is arranged in the bottom shell. A blood oxygen module is arranged in the face shell, and the light-emitting tube and the receiving tube are respectively connected with the blood oxygen module through communication. Due to the fact that a blood oxygen signal collecting and processing circuit is additionally arranged in the blood oxygen probe, the blood oxygen probe outputs processed digital signals, the requirement for a signal transmission line is low, an ordinary cable without shield can be adopted, interference and signal attenuation caused by a wire in a traditional technical scheme are avoided, and the accuracy of measuring is guaranteed.
Description
Technical field
This utility model relates to detecting sphygmus and blood oxygen saturation checkout equipment, in particular strong all-in-one blood oxygen saturation measuring instrument and the blood oxygen probe thereof of a kind of high integration capacity of resisting disturbance.
Background technology
According to youth primary-Bill (Lamber-Beer) law, material is directly proportional at the absorbance at certain wavelength place and its concentration, when the illumination of constant wavelength is mapped in tissue, the light intensity that is absorbed, measured after reflection loss by tissue has reflected the architectural feature of illuminated position tissue to a certain extent.Because HbO2 Oxyhemoglobin in blood (HbO2) and reduced hemoglobin have the characteristic of unique absorption spectrum at HONGGUANG, infrared light district (600nm～1000nm), utilize this characteristic, just can measure the oxygen saturation value in blood of human body by noinvasive mode.
Specifically, the detecting sphygmus and blood oxygen saturation measuring instrument going out according to above-mentioned principle design is that redness and the infrared light that the light emitting diode of two kinds of wavelength of employing sends acts on personal periphery position (as finger or ear-lobe etc.) through the mode of transmission or reflection, by the light sensor of offside, detected the optical signal of transmission or reflection, follow again according to the HONGGUANG characteristic different from the absorbance of reduced hemoglobin to HbO2 Oxyhemoglobin with infrared light, the testing circuit variation waveform that light that artery blood flow causes absorbs that first obtains pulsing, then calculate accordingly blood oxygen saturation and pulse frequency value.
As shown in Figure 1, Fig. 1 is the system block diagram of conventional detecting sphygmus and blood oxygen saturation checkout equipment in prior art, blood oxygen probe 130(comprises light emitting diode and light sensor) detected small physiological signal is passed through to blood oxygen probe signal transmssion line (multicore, multi-shielding) transfer to blood oxygen signal acquisition process circuit 120, menses oxygen signal acquisition process circuit 120 calculates after result, finally by connection, is connected to the post processings such as main control device 110 shows.
In prior art, blood oxygen probe signal transmssion line is had to very high requirement, because the signal of blood oxygen transducer output is very little, in order to reduce as much as possible the interference of outer signals, so blood oxygen probe signal transmssion line must select impedance little, with the cable of multilayer screen.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, this utility model provides a kind of oxygen saturation measurement instrument and blood oxygen probe thereof, adopt the volume of optimizing and reduce blood oxygen signal acquisition process circuit, and then blood oxygen probe and whole blood oxygen signal acquisition process circuit are united two into one, save and require harsh blood oxygen probe signal transmssion line, the digital signal after directly measuring and calculating being processed exports main control device to.
The technical solution of the utility model is as follows:
A blood oxygen probe, comprising: adaptation connects mutually face-piece and drain pan, in described face-piece, be provided with luminous tube, and in described drain pan, be provided with receiving tube;
In described face-piece, be also provided with blood oxygen module, described luminous tube is connected with described blood oxygen module communication respectively with receiving tube.
Described blood oxygen probe, wherein, is provided with the first support in described face-piece, described blood oxygen module is fixedly mounted on described the first support.
Described blood oxygen probe, wherein, is arranged with the first flexible glue pad on described the first support, described luminous tube is arranged in described the first flexible glue pad, and described luminous tube is connected with described blood oxygen module communication by the first connection.
Described blood oxygen probe, wherein, is provided with the second support in described drain pan, be arranged with the second flexible glue pad on described the second support, and described receiving tube is arranged in described the second flexible glue pad, and described receiving tube is connected with described blood oxygen module by the second connection.
Described blood oxygen probe, wherein, is provided with in described blood oxygen module for connecting the 3rd connection of external equipment, and the end of described the 3rd connection is provided with the communication interface suitable with described external equipment.
Described blood oxygen probe, wherein, described blood oxygen module is blood oxygen signal acquisition process circuit, and described luminous tube is light emitting diode, and described receiving tube is light sensor.
An oxygen saturation measurement instrument, comprises main control device, also comprises the blood oxygen probe as described in above-mentioned any one being connected with described main control device communication.
The beneficial effects of the utility model:
Compared with prior art, a kind of oxygen saturation measurement instrument provided by the utility model and blood oxygen probe thereof, owing to having adopted the inner blood oxygen signal acquisition process circuit that increases of blood oxygen probe, what make blood oxygen probe output is the digital signal after processing, to signal transmssion line, require low, can adopt commonly not with the line of shielding, avoid in conventional solution because interference and signal attenuation that the reason of wire rod is introduced, thereby guaranteed the degree of accuracy of measuring.
Accompanying drawing explanation
Fig. 1 is the system block diagram of conventional detecting sphygmus and blood oxygen saturation checkout equipment in prior art;
Fig. 2 is the system block diagram of this utility model oxygen saturation measurement instrument;
Fig. 3 is the structural representation of this utility model blood oxygen probe;
Fig. 4 is the cutaway view of this utility model blood oxygen probe.
The specific embodiment
This utility model provides a kind of oxygen saturation measurement instrument and blood oxygen probe thereof, for making the purpose of this utility model, technical scheme and effect clearer, clear and definite, referring to accompanying drawing examples, this utility model is further described.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, and be not used in restriction this utility model.
Refer to Fig. 2, Fig. 2 is the system block diagram of this utility model oxygen saturation measurement instrument.
As shown in Figure 2, described oxygen saturation measurement instrument, it comprises: main control device 210, and by connection (the 3rd connection 226 in following), carry out the blood oxygen probe (containing blood oxygen signal acquisition process circuit) 220 that communication is connected with this main control device 210.
The present embodiment adopts the volume of optimizing and reduce blood oxygen signal acquisition process circuit, and then blood oxygen probe and whole blood oxygen signal acquisition process circuit are united two into one, save and require harsh blood oxygen probe signal transmssion line, the digital signal after directly measuring and calculating being processed exports main control device to.
In the present embodiment, what blood oxygen probe was exported is the digital signal after processing, and therefore blood oxygen probe signal transmssion line is required to reduce, and the common cable of shielding of not even being with can be used, and core number used has also reduced, and the restriction of length of cable has also been relaxed.Than existing detecting sphygmus and blood oxygen saturation checkout equipment, oxygen saturation measurement instrument of the present utility model, because the analogue signal of surveying is processed (being digitized processing at blood oxygen probe end) nearby, interference and the signal attenuation while having avoided transmitting in blood oxygen probe signal transmssion line because of analogue signal, introduced.Because the output of this utility model blood oxygen probe is to process digital signal later, thus can be connected to very easily other main control device, such as computer, flat board, the terminal units such as smart mobile phone show the measurement result of blood oxygen instrument.
Shown in Fig. 3, Fig. 3 is the structural representation of this utility model blood oxygen probe, this blood oxygen probe (containing blood oxygen signal acquisition process circuit) 220 comprises: adaptation connects mutually face-piece 221a and drain pan 221b, particularly, between face-piece 221a and drain pan 221b, arrange in alligator clamp 221c(Fig. 3 not shown, refer to Fig. 4), by this alligator clamp 221c, face-piece 221a and drain pan 221b clamping are assembled together, thereby realize the clamping to the finger of human body or ear-lobe.
Shown in Fig. 4, Fig. 4 is the cutaway view of this utility model blood oxygen probe, in face-piece 221a, being disposed with blood oxygen module 222(is blood oxygen signal acquisition process circuit, responsible acquisition process blood oxygen signal), luminous tube 223a(is light emitting diode), in drain pan 221b, being provided with receiving tube 223b(is light sensor), wherein, luminous tube 223a is connected with 222 communications of blood oxygen module respectively with receiving tube 223b, and luminous tube 223a is corresponding with the position of receiving tube 223b, thereby can being received pipe 223b, the light beam that assurance luminous tube 223a sends normally receives.
At the inner blood oxygen signal acquisition process circuit (blood oxygen module 222) that increases of blood oxygen probe, whole signal measurement, digitized and date processing are all completed in blood oxygen probe inside, and last result exports main control device with digital signal form to via communication cable.
What this utility model blood oxygen probe was exported is the digital signal after processing, to signal transmssion line, require low, can adopt commonly not with the line of shielding, avoid in conventional solution because interference and signal attenuation that the reason of wire rod is introduced, thereby guaranteed the degree of accuracy of measuring.
In addition, because of blood oxygen module built-in, compare with traditional blood oxygen probe, lacked the blood oxygen signal acquisition process circuit matching with it, so it can be directly by communication interface and ordinary terminal equipment connection, such as computer, dull and stereotyped, smart mobile phone etc., thus form a kind of pulse oxygen measuring device of plug and play, convenient for users.
Particularly, be provided with the first support 224a in face-piece 221a, this first support 224a is fixedly connected with the inner side of face-piece 221a, and blood oxygen module 222 is fixedly mounted on this first support 224a.
Further, be arranged with the first flexible glue pad 225a on this first support 224a, luminous tube 223a is arranged in the first flexible glue pad 225a, and this luminous tube 223a is connected with 222 communications of blood oxygen module by the first connection (not shown).
Similarly, in drain pan 221b, be provided with the second support 224b, on this second support 224b, be arranged with the second flexible glue pad 225b, receiving tube 223b is arranged in the second flexible glue pad 225b, and this receiving tube 223b is connected with blood oxygen module 222 by the second connection (not shown).
In the present embodiment, in blood oxygen module 222, be also provided with for connecting the end of the 3rd connection 226, the three connections 226 of external equipment and be provided with the communication interface (not shown) suitable with external equipment.
In sum, a kind of oxygen saturation measurement instrument provided by the utility model and blood oxygen probe thereof, owing to having adopted the inner blood oxygen signal acquisition process circuit that increases of blood oxygen probe, what make blood oxygen probe output is the digital signal after processing, to signal transmssion line, require low, can adopt commonly not with the line of shielding, avoid in conventional solution because interference and signal attenuation that the reason of wire rod is introduced, thereby guaranteed the degree of accuracy of measuring.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or convert, all these improvement and conversion all should belong to the protection domain of this utility model claims.
Claims (7)
1. a blood oxygen probe, comprising: adaptive face-piece and the drain pan connecting mutually, it is characterized in that, and in described face-piece, be provided with luminous tube, in described drain pan, be provided with receiving tube;
In described face-piece, be also provided with blood oxygen module, described luminous tube is connected with described blood oxygen module communication respectively with receiving tube.
2. blood oxygen probe according to claim 1, is characterized in that, is provided with the first support in described face-piece, and described blood oxygen module is fixedly mounted on described the first support.
3. blood oxygen probe according to claim 2, is characterized in that, is arranged with the first flexible glue pad on described the first support, and described luminous tube is arranged in described the first flexible glue pad, and described luminous tube is connected with described blood oxygen module communication by the first connection.
4. blood oxygen probe according to claim 1, it is characterized in that, in described drain pan, be provided with the second support, on described the second support, be arranged with the second flexible glue pad, described receiving tube is arranged in described the second flexible glue pad, and described receiving tube is connected with described blood oxygen module by the second connection.
5. blood oxygen probe according to claim 1, is characterized in that, is provided with for connecting the 3rd connection of external equipment in described blood oxygen module, and the end of described the 3rd connection is provided with the communication interface suitable with described external equipment.
6. blood oxygen probe according to claim 1, is characterized in that, described blood oxygen module is blood oxygen signal acquisition process circuit, and described luminous tube is light emitting diode, and described receiving tube is light sensor.
7. an oxygen saturation measurement instrument, comprises main control device, it is characterized in that, also comprises the blood oxygen probe as described in claim 1 to 6 any one being connected with described main control device communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420325085.6U CN203898313U (en) | 2014-06-18 | 2014-06-18 | Oxyhemoglobin saturation measuring instrument and blood oxygen probe thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420325085.6U CN203898313U (en) | 2014-06-18 | 2014-06-18 | Oxyhemoglobin saturation measuring instrument and blood oxygen probe thereof |
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| CN203898313U true CN203898313U (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420325085.6U Active CN203898313U (en) | 2014-06-18 | 2014-06-18 | Oxyhemoglobin saturation measuring instrument and blood oxygen probe thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567765A (en) * | 2018-10-31 | 2019-04-05 | 无锡市儿童医院 | A kind of portable arteries and veins oxygen monitoring system |
| CN110960227A (en) * | 2018-09-30 | 2020-04-07 | 深圳迈瑞生物医疗电子股份有限公司 | Blood oxygen probe and wearable blood oxygen measuring instrument |
-
2014
- 2014-06-18 CN CN201420325085.6U patent/CN203898313U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110960227A (en) * | 2018-09-30 | 2020-04-07 | 深圳迈瑞生物医疗电子股份有限公司 | Blood oxygen probe and wearable blood oxygen measuring instrument |
| CN109567765A (en) * | 2018-10-31 | 2019-04-05 | 无锡市儿童医院 | A kind of portable arteries and veins oxygen monitoring system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 518054 Sunshine Community, Xili Street, Nanshan District, Shenzhen City, Guangdong Province, No. 1002 Songbai Road, Block 9, 501, Baiwangxin Industrial Park Patentee after: Kerui Industry Co., Ltd., Shenzhen City Address before: 518054 No. 25 Dengliang Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Kerui Industry Co., Ltd., Shenzhen City |
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| CP02 | Change in the address of a patent holder |