DE2121047C3 - Iridiumelektrode für pH-Wert-Messungen von Flüssigkeiten, insbesondere von Blut, und Verfahren zu ihrer Herstellung - Google Patents
Iridiumelektrode für pH-Wert-Messungen von Flüssigkeiten, insbesondere von Blut, und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE2121047C3 DE2121047C3 DE2121047A DE2121047A DE2121047C3 DE 2121047 C3 DE2121047 C3 DE 2121047C3 DE 2121047 A DE2121047 A DE 2121047A DE 2121047 A DE2121047 A DE 2121047A DE 2121047 C3 DE2121047 C3 DE 2121047C3
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- iridium
- blood
- wire
- oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 title claims description 47
- 229910052741 iridium Inorganic materials 0.000 title claims description 45
- 239000008280 blood Substances 0.000 title claims description 23
- 210000004369 blood Anatomy 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 14
- 238000001139 pH measurement Methods 0.000 title claims description 10
- 239000007788 liquid Substances 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims 3
- 229910000457 iridium oxide Inorganic materials 0.000 claims description 18
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 claims description 17
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 8
- 210000004204 blood vessel Anatomy 0.000 claims description 6
- 238000001727 in vivo Methods 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 229910002651 NO3 Inorganic materials 0.000 claims description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 229910000575 Ir alloy Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229910001950 potassium oxide Inorganic materials 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 229910000510 noble metal Inorganic materials 0.000 claims 2
- 229910052787 antimony Inorganic materials 0.000 claims 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 239000007772 electrode material Substances 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 150000002503 iridium Chemical class 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 229910052752 metalloid Inorganic materials 0.000 claims 1
- 150000002738 metalloids Chemical class 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000009736 wetting Methods 0.000 claims 1
- 239000007853 buffer solution Substances 0.000 description 7
- 229910052709 silver Inorganic materials 0.000 description 7
- 239000004332 silver Substances 0.000 description 7
- -1 polyethylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 229910021607 Silver chloride Inorganic materials 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 5
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000011088 calibration curve Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002565 electrocardiography Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 210000001105 femoral artery Anatomy 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JSCUGJMNDBGSTI-UHFFFAOYSA-N isocoreximine Natural products COc1cc2C3Cc4cc(O)c(OC)cc4C(=O)N3CCc2cc1O JSCUGJMNDBGSTI-UHFFFAOYSA-N 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- NCYVXEGFNDZQCU-UHFFFAOYSA-N nikethamide Chemical compound CCN(CC)C(=O)C1=CC=CN=C1 NCYVXEGFNDZQCU-UHFFFAOYSA-N 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
- A61B5/1473—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
-
- 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14539—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring pH
-
- 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6848—Needles
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3319870A | 1970-04-30 | 1970-04-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2121047A1 DE2121047A1 (de) | 1971-11-11 |
| DE2121047B2 DE2121047B2 (de) | 1975-02-20 |
| DE2121047C3 true DE2121047C3 (de) | 1975-10-02 |
Family
ID=21869039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2121047A Expired DE2121047C3 (de) | 1970-04-30 | 1971-04-29 | Iridiumelektrode für pH-Wert-Messungen von Flüssigkeiten, insbesondere von Blut, und Verfahren zu ihrer Herstellung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3726777A (https=) |
| BE (1) | BE766268A (https=) |
| CA (1) | CA932404A (https=) |
| DE (1) | DE2121047C3 (https=) |
| FR (1) | FR2089748A5 (https=) |
| GB (1) | GB1348912A (https=) |
| NL (1) | NL7104996A (https=) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3920003A (en) * | 1972-12-26 | 1975-11-18 | Arthur Edward Michael Ash | Detecting small potential differences in a mammalian body |
| US3926766A (en) * | 1974-11-01 | 1975-12-16 | Gen Electric | Miniature probe containing multifunctional electrochemical sensing electrodes |
| US4340457A (en) * | 1980-01-28 | 1982-07-20 | Kater John A R | Ion selective electrodes |
| US4302315A (en) * | 1980-06-18 | 1981-11-24 | Becton, Dickinson And Company | Gas sensing unit |
| US4679562A (en) * | 1983-02-16 | 1987-07-14 | Cardiac Pacemakers, Inc. | Glucose sensor |
| US4615340A (en) * | 1985-02-27 | 1986-10-07 | Becton, Dickinson And Company | Sensor assembly suitable for blood gas analysis and the like and the method of use |
| DE3507183C1 (de) * | 1985-03-01 | 1990-11-15 | Drägerwerk AG, 2400 Lübeck | Metall/Metalloxid-Messelektrode zur pH-Messung |
| US4816131A (en) * | 1987-09-29 | 1989-03-28 | The Board Of Regents Of The University Of Washington | pH/PCO2 PO2 electrode |
| WO1990013022A1 (en) * | 1989-04-19 | 1990-11-01 | Leszlauer Zoltan | Electrode for detecting and/or measuring electrochemical processes |
| US5110441A (en) * | 1989-12-14 | 1992-05-05 | Monsanto Company | Solid state ph sensor |
| US5165407A (en) * | 1990-04-19 | 1992-11-24 | The University Of Kansas | Implantable glucose sensor |
| US5320735A (en) * | 1990-08-22 | 1994-06-14 | Toa Electronics Ltd. | Electrode for measuring pH |
| US5480534A (en) * | 1990-08-22 | 1996-01-02 | Toa Electronics Ltd. | Electrode for measuring PH |
| US5218304A (en) * | 1992-03-06 | 1993-06-08 | Monsanto Company | Electronic pH and ORP indicator |
| DE59300526D1 (de) * | 1992-06-09 | 1995-10-05 | Avl Medical Instr Ag | Körper für die Bildung mindestens einer Elektrode und/oder eines Sensors. |
| US5271820A (en) * | 1992-06-19 | 1993-12-21 | Monsanto Company | Solid state pH sensor |
| DE4324922C2 (de) * | 1993-07-24 | 1995-08-31 | Schott Glaswerke | Verwendung einer Metall/Metalloxid-Elektrode |
| AU2002311951A1 (en) * | 2001-05-18 | 2002-12-03 | Regents Of The University Of Minnesota | Metal/metal oxide electrode as ph-sensor and methods of production |
| DE10318115A1 (de) * | 2003-04-22 | 2004-11-11 | Robert Bosch Gmbh | Potentiometrische Sensoreinrichtung |
| WO2011153628A1 (en) | 2010-06-09 | 2011-12-15 | University Of Manitoba | Detection of reinforcement metal corrosion |
| WO2013057630A1 (en) | 2011-10-21 | 2013-04-25 | University Of Manitoba | Passive wireless sensor |
| US10449321B2 (en) | 2012-03-30 | 2019-10-22 | The Regents Of The University Of Michigan | Gas delivery devices |
| EP2830698B1 (en) * | 2012-03-30 | 2019-03-13 | The Regents Of The University Of Michigan | Nitric oxide delivery devices |
| US9480785B2 (en) | 2012-03-30 | 2016-11-01 | The Regents Of The University Of Michigan | Nitric oxide delivery devices |
| DE102014016776A1 (de) | 2014-11-13 | 2016-05-19 | Kurt-Schwabe-Institut für Mess- und Sensortechnik e.V. Meinsberg | Indikatorelektrode und Verfahren zu deren Herstellung |
-
1970
- 1970-04-30 US US00033198A patent/US3726777A/en not_active Expired - Lifetime
- 1970-12-09 CA CA100167A patent/CA932404A/en not_active Expired
-
1971
- 1971-04-14 NL NL7104996A patent/NL7104996A/xx not_active Application Discontinuation
- 1971-04-16 FR FR7113457A patent/FR2089748A5/fr not_active Expired
- 1971-04-19 GB GB986871*[A patent/GB1348912A/en not_active Expired
- 1971-04-26 BE BE766268A patent/BE766268A/xx unknown
- 1971-04-29 DE DE2121047A patent/DE2121047C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2121047A1 (de) | 1971-11-11 |
| FR2089748A5 (https=) | 1972-01-07 |
| NL7104996A (https=) | 1971-11-02 |
| CA932404A (en) | 1973-08-21 |
| US3726777A (en) | 1973-04-10 |
| BE766268A (fr) | 1971-09-16 |
| GB1348912A (en) | 1974-03-27 |
| DE2121047B2 (de) | 1975-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EGA | New person/name/address of the applicant | ||
| 8339 | Ceased/non-payment of the annual fee |