JPH0414977B2 - - Google Patents
Info
- Publication number
- JPH0414977B2 JPH0414977B2 JP62024902A JP2490287A JPH0414977B2 JP H0414977 B2 JPH0414977 B2 JP H0414977B2 JP 62024902 A JP62024902 A JP 62024902A JP 2490287 A JP2490287 A JP 2490287A JP H0414977 B2 JPH0414977 B2 JP H0414977B2
- Authority
- JP
- Japan
- Prior art keywords
- impedance
- tissue
- probe
- electrodes
- differential amplifier
- 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 - Lifetime
Links
- 210000001519 tissue Anatomy 0.000 claims description 55
- 239000000523 sample Substances 0.000 claims description 39
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 210000000981 epithelium Anatomy 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 description 18
- 238000005259 measurement Methods 0.000 description 15
- 206010028980 Neoplasm Diseases 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 239000003792 electrolyte Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 201000011510 cancer Diseases 0.000 description 6
- 241001465754 Metazoa Species 0.000 description 5
- 238000002847 impedance measurement Methods 0.000 description 5
- DIIIISSCIXVANO-UHFFFAOYSA-N 1,2-Dimethylhydrazine Chemical compound CNNC DIIIISSCIXVANO-UHFFFAOYSA-N 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 229910021607 Silver chloride Inorganic materials 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 210000001072 colon Anatomy 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 3
- 230000008467 tissue growth Effects 0.000 description 3
- 206010009944 Colon cancer Diseases 0.000 description 2
- 208000029742 colonic neoplasm Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 201000009030 Carcinoma Diseases 0.000 description 1
- 229920004943 Delrin® Polymers 0.000 description 1
- 206010058314 Dysplasia Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000013 bile duct Anatomy 0.000 description 1
- 230000005907 cancer growth Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 238000012321 colectomy Methods 0.000 description 1
- 230000000112 colonic effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 208000037828 epithelial carcinoma Diseases 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000009036 growth inhibition Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036732 histological change Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000036210 malignancy Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000001989 nasopharynx Anatomy 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 210000003300 oropharynx Anatomy 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 230000009863 secondary prevention Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
- 210000003708 urethra Anatomy 0.000 description 1
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62024902A JPS63194640A (ja) | 1987-02-06 | 1987-02-06 | 被検査体内の上皮組織インピ−ダンスの測定を行うための装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62024902A JPS63194640A (ja) | 1987-02-06 | 1987-02-06 | 被検査体内の上皮組織インピ−ダンスの測定を行うための装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63194640A JPS63194640A (ja) | 1988-08-11 |
| JPH0414977B2 true JPH0414977B2 (enrdf_load_stackoverflow) | 1992-03-16 |
Family
ID=12151108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62024902A Granted JPS63194640A (ja) | 1987-02-06 | 1987-02-06 | 被検査体内の上皮組織インピ−ダンスの測定を行うための装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63194640A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7630759B2 (en) * | 2002-05-20 | 2009-12-08 | Epi-Sci, Llc | Method and system for detecting electrophysiological changes in pre-cancerous and cancerous breast tissue and epithelium |
| JP6312794B2 (ja) * | 2013-03-15 | 2018-04-18 | レトロバスキュラー インコーポレイテッド | 組織インピーダンスを測定するための方法およびそのデバイス |
| JP6941261B2 (ja) * | 2016-06-29 | 2021-09-29 | アルケア株式会社 | 皮膚インピーダンスを測定する演算処理装置、プログラム、前記演算処理装置を備えた電子機器及び皮膚インピーダンスの評価方法 |
-
1987
- 1987-02-06 JP JP62024902A patent/JPS63194640A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63194640A (ja) | 1988-08-11 |
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