CN113749653A - Blood oxygen monitoring equipment and blood oxygen monitoring method - Google Patents
Blood oxygen monitoring equipment and blood oxygen monitoring method Download PDFInfo
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- CN113749653A CN113749653A CN202010486598.5A CN202010486598A CN113749653A CN 113749653 A CN113749653 A CN 113749653A CN 202010486598 A CN202010486598 A CN 202010486598A CN 113749653 A CN113749653 A CN 113749653A
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- 239000008280 blood Substances 0.000 title claims abstract description 94
- 210000004369 blood Anatomy 0.000 title claims abstract description 94
- 238000012544 monitoring process Methods 0.000 title claims abstract description 92
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 75
- 239000001301 oxygen Substances 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 60
- 239000000523 sample Substances 0.000 claims abstract description 40
- 239000013307 optical fiber Substances 0.000 claims abstract description 34
- 238000012806 monitoring device Methods 0.000 claims abstract description 23
- 239000000835 fiber Substances 0.000 claims description 39
- 238000005534 hematocrit Methods 0.000 claims description 3
- INGWEZCOABYORO-UHFFFAOYSA-N 2-(furan-2-yl)-7-methyl-1h-1,8-naphthyridin-4-one Chemical compound N=1C2=NC(C)=CC=C2C(O)=CC=1C1=CC=CO1 INGWEZCOABYORO-UHFFFAOYSA-N 0.000 description 6
- 108010064719 Oxyhemoglobins Proteins 0.000 description 6
- 108010002255 deoxyhemoglobin Proteins 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 108010054147 Hemoglobins Proteins 0.000 description 2
- 102000001554 Hemoglobins Human genes 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7221—Determining signal validity, reliability or quality
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
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Abstract
The application discloses blood oxygen monitoring equipment and a blood oxygen monitoring method. The blood oxygen monitoring device comprises a controller, a probe and an optical fiber monitoring tube, wherein the controller is connected with the probe, the probe is provided with a first identification element, the optical fiber monitoring tube is provided with a second identification element, the first identification element identifies the second identification element and generates an identification result, the controller learns an adjustment value according to the identification result, and the probe is adjusted according to the adjustment value to detect the detection data of blood through the optical fiber monitoring tube. The application obtains the adjustment value to adjust the detection data after identifying the calibration parameters of the optical fiber monitoring tube, so that the numerical influence of the blood oxygen detected by the monitoring tube can be properly corrected, and more accurate blood oxygen data can be obtained.
Description
Technical Field
The application relates to the field of medical equipment for blood oxygen monitoring, in particular to blood oxygen monitoring equipment and a blood oxygen monitoring method.
Background
The blood oxygen concentration detector may also be called Pulse Oximeter (Pulse Oximeter), which is a medical instrument for measuring the oxygen content in human blood, i.e. the oxygen carrying capacity of Hemoglobin (Hemoglobin) in human blood. The blood oxygen monitoring is carried out by a light source with specific wavelength which can be respectively absorbed by the oxyhemoglobin and the deoxyhemoglobin in the blood of a human body, and the respective concentration change signals of the oxyhemoglobin and the deoxyhemoglobin in the blood of the human body are measured according to the physical phenomenon that the intensity change of the transmitted light of the light source with the specific wavelength can be modulated along with the concentration of the oxyhemoglobin and the concentration of the deoxyhemoglobin. The blood oxygen concentration is calculated by a proportional conversion or a defined formula based on the blood oxygen concentration.
In the prior art, the blood oxygen monitoring device has many factors that affect the accuracy of the detected data during the detection process, such as the material or structure of the monitoring pipeline, which may affect the detection deviation of the detection result.
Disclosure of Invention
The application provides a blood oxygen monitoring device and a blood oxygen monitoring method, which aim to reduce the problem of influence of an optical fiber monitoring tube on detection data.
In order to solve the technical problem, the present application is implemented as follows:
according to a first aspect, a blood oxygen monitoring device is provided, which comprises a controller, a probe and an optical fiber monitoring tube, wherein the controller is connected with the probe, the probe is provided with a first identification element, the optical fiber monitoring tube is provided with a second identification element, the first identification element identifies the second identification element and generates an identification result, the controller learns an adjustment value according to the identification result, and adjusts the probe to detect the detection data of blood through the optical fiber monitoring tube according to the adjustment value.
In a second aspect, a blood oxygen monitoring method is provided, which uses the blood oxygen monitoring device according to the first aspect for blood oxygen monitoring, and includes: installing an optical fiber monitoring tube on the probe; the first identification element identifies the second identification element and generates an identification signal, and the first identification element transmits the identification signal to the controller; the controller obtains an adjustment value according to the identification signal; the probe detects the blood flowing through the optical fiber monitoring tube and generates a detection signal, and the probe transmits the detection signal to the controller; the controller processes the detection signal to obtain detection data; the controller adjusts the data according to the detection data and the adjustment value to obtain a detection result.
The application provides a blood oxygen monitoring device and a blood oxygen monitoring method, wherein the blood oxygen monitoring device firstly identifies the calibration parameter of the optical fiber monitoring tube through a controller, and then the controller searches the corresponding adjustment value in a database according to the calibration parameter of the optical fiber monitoring tube. The adjustment value can appropriately correct the numerical influence of the blood oxygen detected by the optical fiber monitoring tube, so as to obtain more accurate blood oxygen data.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a cross-sectional view of blood oxygen monitoring of the present application;
FIG. 2 is a diagram of the blood oxygen monitoring assembly of the present application;
fig. 3 is a block diagram of a blood oxygen monitoring method according to the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Please refer to fig. 1 and fig. 2, which are a cross-sectional view and a combined view of blood oxygen monitoring. As shown, the blood oxygen monitoring device 1 of the present embodiment comprises a controller 11, a probe 13 and a fiber optic monitoring tube 15. The controller 11 is connected with the probe 13, the probe 13 is provided with a first identification element 131, the optical fiber monitoring tube 15 is provided with a second identification element 151, the first identification element 131 identifies the second identification element 151 and generates an identification result, the controller 11 learns an adjustment value according to the identification result, the probe 13 is adjusted according to the adjustment value to detect the detection data of the blood through the optical fiber monitoring tube 15, and the controller 11 obtains the detection result after calculating the adjustment value and the detection data. The embodiment can appropriately correct the detection error of the detection data caused by the influence of external factors such as the structure or the material of the optical fiber monitoring tube through the adjustment value, so as to obtain a more accurate detection result of the blood oxygen data.
In the present embodiment, the controller 11 is a blood oxygen saturation and hematocrit monitoring system, which can continuously monitor the blood flowing in the fiber-optic monitoring tube 15, and the controller 11 can display the related detection results in real time. The detection data includes blood oxygen saturation, hematocrit value, or/and blood temperature. The controller 11 is connected to the probe 13, the probe 13 includes a transmitting fiber 133 and a receiving fiber 135, the transmitting fiber 133 is disposed at one side of the receiving fiber 135, the transmitting fiber 133 can emit a light source with a specific wavelength, the light source can be absorbed by oxyhemoglobin and deoxyhemoglobin in human blood, and the variation of the transmitted light intensity of the light source with the specific wavelength can be modulated by the concentration of oxyhemoglobin and deoxyhemoglobin, the receiving fiber 135 can measure the respective concentration variation signals of oxyhemoglobin and deoxyhemoglobin in human blood. The controller 11 calculates the blood oxygen concentration through proportional conversion or according to a defined formula of the blood oxygen concentration. The plurality of emission optical fibers 133 enable the light source to completely irradiate the blood to be detected, so that the influence of the irradiation dead angle of the light source on the deviation of the detection result can be avoided.
Furthermore, the probe 13 is assembled to the optical fiber monitoring tube 15, the first recognition element 131 of the probe 13 corresponds to the second recognition element 151 of the optical fiber monitoring tube 15, and the first recognition element 131 is used for recognizing the second recognition element 151 to obtain a recognition result. This identification includes the calibration parameters of the fiber optic monitoring tube 15. In this embodiment, the second identification element 151 is an electronic tag, and the electronic tag is an rfid, a two-dimensional code or a barcode. The first identification element 131 is determined according to the specification of the second identification element 151, and the first identification element 131 is an electronic tag reader for reading the information of the second identification element 151. The electronic tag reader is a Radio Frequency Identification (RFID) tag reader, a two-dimensional code reader, or a bar code reader. The present embodiment does not limit the specifications of the electronic tag reader and the corresponding electronic tag, and the electronic tag is adjusted according to the user's requirements.
In addition, the probe 13 is assembled to the fiber optic monitoring tube 15, the fiber optic monitoring tube 15 further includes a first fixing member 159, the probe 13 further includes a second fixing member 137, and the first fixing member 159 and the second fixing member 137 are fixed to each other. In this embodiment, the probe 13 is installed around one end of the fiber optic monitoring tube 15 and has a second fixing member 137 protruding outward, and the two first fixing members 159 are disposed on the outer wall of the fiber optic monitoring tube 15, and the opposite surfaces of the two first fixing members 159 have corresponding notches, so that the second fixing member 137 of the probe can be clamped in the notches of the two first fixing members 159 of the fiber optic monitoring tube 15. Therefore, the probe 13 and the fiber monitoring tube 15 can be firmly combined, and the detection result is not influenced by the loosening of the structure of the probe 13 and the fiber monitoring tube 15 in the detection process.
In this embodiment, the fiber-optic monitoring tube 15 includes a body 153, the body 153 has a detection channel 1531 and a detection port 1533, the detection port 1533 is located at one side of the detection channel 1531, and the transmitting fiber 133 and the receiving fiber 135 of the probe 13 both correspond to the detection port 1533. The fiber optic monitoring tube 15 further includes a light passing mirror 155 and a reflection surface 157, the light passing mirror 155 is located at the detection port 1533, wherein the light passing mirror 155 can pass a specific light source emitted from the emission fiber 133 and the light source from the detection channel 1531 is received by the receiving fiber 135, and the light passing mirror 155 has a small influence on the passed light source. The reflecting surface 157 is located on the inner wall of the detecting channel 1531 corresponding to the detecting port, so as to enhance the intensity of the light source fed back to the receiving fiber 135 by the detecting channel 1531, in other words, to improve the intensity of the detecting signal received by the receiving fiber 135. In the present embodiment, the detection channel 1531 of the fiber-optic monitoring tube 15 is used to communicate with the extracorporeal circuit 2, and when the extracorporeal circuit blood flows through the detection channel 1531 of the fiber-optic monitoring tube 15 via the circuit 2, blood oxygen detection can be performed on the blood flowing through the fiber-optic monitoring tube 15. The extracorporeal circulation machine includes an extra-cardio-pulmonary circulation (ECMO) system, a Heart-Lung machine (Heart-Lung Maschine), and the like.
Please refer to fig. 3, which is a block diagram of a blood oxygen monitoring method according to the present application. As shown in the figure, in the embodiment, blood oxygen monitoring is performed by using the blood oxygen monitoring device 1, and after the optical fiber monitoring tube 15 is connected to the extracorporeal circulation pipeline 2, the blood oxygen monitoring is started as follows:
step S1: an optical fiber monitoring tube 15 is mounted to the probe 13.
Step S2: the first recognition element 131 recognizes the second recognition element 151 and generates a recognition signal, and the first recognition element 131 transmits the recognition signal to the controller 11. Wherein the identification signal is a calibration parameter of the fiber optic monitoring tube.
Step S3: the controller 11 obtains an adjustment value based on the identification signal. Wherein the controller 11 is built-in with a database, the database is built-in with calibration parameters of the fiber-optic monitoring tube 15 and related data such as material or structure corresponding thereto, and provides an adjustment value corresponding to the modified detection result according to the related data, so that the controller 11 searches for the corresponding adjustment value in the database according to the calibration parameters of the fiber-optic monitoring tube 15.
Step S4: the probe 13 detects the blood flowing through the fiber optic monitoring tube 15 and generates a detection signal, and the probe 13 transmits the detection signal to the controller 11. Wherein the detection signal is transmitted by the transmitting fiber 133 to emit a light source with a specific wavelength through the blood, and the receiving fiber 135 measures the light source change in the blood, and uses the photoelectric conversion technology to obtain the electrical signal.
Step S5: the controller 11 processes the detection signal to obtain detection data. The detected data is converted into blood oxygen concentration by a ratio or calculated according to a defined formula of blood oxygen concentration. However, the detection data is affected by the material or structure of the fiber monitoring tube 15, which causes the detection number to have a deviation and is not accurate enough.
Step S6: the controller 11 adjusts the detection data and the adjustment value to obtain the detection result. The present embodiment can appropriately correct the influence of the blood oxygen value detected by the optical fiber monitoring tube 15 by adjusting the value, so as to obtain more accurate blood oxygen data.
In summary, the present application provides a blood oxygen monitoring device and a blood oxygen monitoring method, wherein the blood oxygen monitoring device can continuously monitor blood in an optical fiber monitoring tube to obtain blood oxygen data. Meanwhile, in the blood oxygen monitoring process, after the controller identifies the calibration parameters of the optical fiber monitoring tube, the controller searches the corresponding adjustment value in the database according to the calibration parameters of the optical fiber monitoring tube. The adjustment value can appropriately correct the numerical influence of the blood oxygen detected by the optical fiber monitoring tube, so as to obtain more accurate blood oxygen data.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (16)
1. The blood oxygen monitoring equipment is characterized by comprising a controller, a probe and an optical fiber monitoring tube, wherein the controller is connected with the probe, the probe is provided with a first identification element, the optical fiber monitoring tube is provided with a second identification element, the first identification element identifies the second identification element and generates an identification result, the controller obtains an adjustment value according to the identification result, and adjusts the detection data of the probe for detecting blood through the optical fiber monitoring tube according to the adjustment value.
2. The blood oxygen monitoring device of claim 1, wherein the controller obtains the detection result after calculating the adjustment value and the detection data.
3. The blood oxygen monitoring device of claim 1, wherein the sensed data includes blood oxygen saturation, hematocrit, or/and blood temperature.
4. The blood oxygen monitoring device of claim 1, wherein the first identification element is an electronic tag reader and the second identification element is an electronic tag.
5. The blood oxygen monitoring device of claim 4, wherein the electronic tag is a radio frequency identification, a two-dimensional code or a bar code.
6. The blood oxygen monitoring device of claim 1, wherein the identification result comprises a calibration parameter of the fiber optic monitoring tube.
7. The blood oxygen monitoring device of claim 1, wherein the fiber optic monitoring tube includes a body having a detection channel and a detection port, the detection port being located on one side of the detection channel, the probe corresponding to the detection port.
8. The blood oxygen monitoring device of claim 7, wherein said fiber optic monitoring tube further comprises a light passing mirror surface and a reflecting surface, said light passing mirror surface being located at said detection port, said reflecting surface being located at a channel wall surface of said detection channel corresponding to said detection port.
9. The blood oxygen monitoring device of claim 7, wherein the detection channel of the fiber optic monitoring tube is adapted to communicate with a conduit of an extracorporeal circuit.
10. The blood oxygen monitoring device of claim 1, wherein the probe comprises a transmitting optical fiber and a receiving optical fiber, the transmitting optical fiber being disposed on one side of the receiving optical fiber.
11. The blood oxygen monitoring device of claim 9 wherein the transmitting optical fiber is multi-stranded.
12. The blood oxygen monitoring device of claim 1, wherein said fiber optic monitoring tube further comprises a first fastener, said probe further comprises a second fastener, and said first fastener and said second fastener are secured to each other.
13. Blood oxygen monitoring method, characterized in that the blood oxygen monitoring is performed by using the blood oxygen monitoring device as claimed in any one of claims 1-11, comprising:
mounting the fiber optic monitoring tube to the probe;
the first identification element identifies the second identification element and generates an identification signal, the first identification element transmitting the identification signal to the controller;
the controller obtains the adjustment value according to the identification signal;
said probe sensing said blood flowing through said fiber optic monitoring tube and generating a sensing signal, said probe transmitting said sensing signal to said controller;
the controller processes the detection signal to obtain detection data;
and the controller is adjusted according to the detection data and the adjustment value to obtain a detection result.
14. The blood oxygen monitoring method of claim 13, wherein in the step of obtaining the adjustment value by the controller according to the identification signal, the adjustment value is obtained by identifying a calibration parameter of the fiber optic monitoring tube from the identification signal.
15. The blood oxygen monitoring method of claim 14, wherein in the step of identifying the calibration parameter of the fiber optic monitoring tube by the identification signal to obtain the adjustment value, the controller is built with a database, and the controller searches the corresponding adjustment value in the database according to the calibration parameter of the fiber optic monitoring tube.
16. The blood oxygen monitoring method of claim 13, wherein the fiber optic monitoring tube is connected to the extracorporeal circuit before the step of mounting the fiber optic monitoring tube to the probe.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486598.5A CN113749653A (en) | 2020-06-01 | 2020-06-01 | Blood oxygen monitoring equipment and blood oxygen monitoring method |
| PCT/CN2020/095573 WO2021243744A1 (en) | 2020-06-01 | 2020-06-11 | Blood oxygen monitoring device and blood oxygen monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486598.5A CN113749653A (en) | 2020-06-01 | 2020-06-01 | Blood oxygen monitoring equipment and blood oxygen monitoring method |
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| CN113749653A true CN113749653A (en) | 2021-12-07 |
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| CN202010486598.5A Pending CN113749653A (en) | 2020-06-01 | 2020-06-01 | Blood oxygen monitoring equipment and blood oxygen monitoring method |
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| CN (1) | CN113749653A (en) |
| WO (1) | WO2021243744A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202021106907U1 (en) | 2021-12-20 | 2023-01-05 | Ferrosens Gmbh | Holding device for a light guide and/or a light guide bundle and device for the quantitative determination of at least one fluorescent, light-absorbing and/or light-reflecting component |
| CN117179757A (en) * | 2023-09-13 | 2023-12-08 | 上海交通大学医学院附属上海儿童医学中心 | Dynamic monitoring system for blood internal environment circulation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5048524A (en) * | 1989-03-03 | 1991-09-17 | Camino Laboratories, Inc. | Blood parameter measurement |
| CN105188518A (en) * | 2013-03-14 | 2015-12-23 | Or-Nim医疗有限公司 | Probe for non invasive optical monitoring |
| CN212650832U (en) * | 2020-06-01 | 2021-03-05 | 江苏赛腾医疗科技有限公司 | Blood oxygen monitoring equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06319724A (en) * | 1993-05-17 | 1994-11-22 | Terumo Corp | Measuring device |
| US6014576A (en) * | 1998-02-27 | 2000-01-11 | Datex-Ohmeda, Inc. | Segmented photoplethysmographic sensor with universal probe-end |
| US6144444A (en) * | 1998-11-06 | 2000-11-07 | Medtronic Avecor Cardiovascular, Inc. | Apparatus and method to determine blood parameters |
| US6618602B2 (en) * | 2001-03-08 | 2003-09-09 | Palco Labs, Inc. | Method and apparatus for simultaneously determining a patient's identification and blood oxygen saturation |
-
2020
- 2020-06-01 CN CN202010486598.5A patent/CN113749653A/en active Pending
- 2020-06-11 WO PCT/CN2020/095573 patent/WO2021243744A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5048524A (en) * | 1989-03-03 | 1991-09-17 | Camino Laboratories, Inc. | Blood parameter measurement |
| CN105188518A (en) * | 2013-03-14 | 2015-12-23 | Or-Nim医疗有限公司 | Probe for non invasive optical monitoring |
| CN212650832U (en) * | 2020-06-01 | 2021-03-05 | 江苏赛腾医疗科技有限公司 | Blood oxygen monitoring equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202021106907U1 (en) | 2021-12-20 | 2023-01-05 | Ferrosens Gmbh | Holding device for a light guide and/or a light guide bundle and device for the quantitative determination of at least one fluorescent, light-absorbing and/or light-reflecting component |
| CN117179757A (en) * | 2023-09-13 | 2023-12-08 | 上海交通大学医学院附属上海儿童医学中心 | Dynamic monitoring system for blood internal environment circulation |
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| Publication number | Publication date |
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| WO2021243744A1 (en) | 2021-12-09 |
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