NO126003B - - Google Patents
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- Publication number
- NO126003B NO126003B NO155500A NO15550064A NO126003B NO 126003 B NO126003 B NO 126003B NO 155500 A NO155500 A NO 155500A NO 15550064 A NO15550064 A NO 15550064A NO 126003 B NO126003 B NO 126003B
- Authority
- NO
- Norway
- Prior art keywords
- signal
- heart
- heart sound
- duration
- pulse
- Prior art date
Links
- 230000003205 diastolic effect Effects 0.000 claims description 46
- 230000000747 cardiac effect Effects 0.000 claims description 20
- 230000008859 change Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 210000000056 organ Anatomy 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 42
- 230000007547 defect Effects 0.000 description 39
- 230000005236 sound signal Effects 0.000 description 29
- 230000015654 memory Effects 0.000 description 24
- 230000010354 integration Effects 0.000 description 14
- 239000004020 conductor Substances 0.000 description 12
- 238000011156 evaluation Methods 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 230000003321 amplification Effects 0.000 description 6
- 230000002950 deficient Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000003199 nucleic acid amplification method Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000002555 auscultation Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 230000004217 heart function Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000004606 Fillers/Extenders Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 208000035211 Heart Murmurs Diseases 0.000 description 1
- 206010067171 Regurgitation Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 208000028831 congenital heart disease Diseases 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 230000003601 intercostal effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 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
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/024—Measuring pulse rate or heart rate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US37639464A | 1964-06-19 | 1964-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO126003B true NO126003B (nl) | 1972-12-11 |
Family
ID=23484847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO155500A NO126003B (nl) | 1964-06-19 | 1964-11-10 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE655938A (nl) |
| DE (1) | DE1466925C3 (nl) |
| IL (1) | IL22784A (nl) |
| NL (1) | NL148497B (nl) |
| NO (1) | NO126003B (nl) |
| SE (1) | SE318364B (nl) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL37250A (en) * | 1970-07-17 | 1975-04-25 | Survival Technology | Apparatus for diagnosing heart condition |
| GB1312107A (en) * | 1970-09-29 | 1973-04-04 | Orr T | Heartbeat rate monitors |
| US4066069A (en) * | 1976-05-18 | 1978-01-03 | Volker Dolch | Heart rate change sensor |
-
1964
- 1964-11-05 DE DE1466925A patent/DE1466925C3/de not_active Expired
- 1964-11-10 NO NO155500A patent/NO126003B/no unknown
- 1964-11-10 SE SE13526/64A patent/SE318364B/xx unknown
- 1964-11-18 BE BE655938A patent/BE655938A/xx unknown
- 1964-12-30 NL NL646415206A patent/NL148497B/nl unknown
-
1965
- 1965-01-14 IL IL22784A patent/IL22784A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6415206A (nl) | 1965-12-20 |
| NL148497B (nl) | 1976-02-16 |
| IL22784A (en) | 1968-08-22 |
| SE318364B (nl) | 1969-12-08 |
| BE655938A (nl) | 1965-03-16 |
| DE1466925A1 (de) | 1969-08-14 |
| DE1466925C3 (de) | 1975-10-30 |
| DE1466925B2 (de) | 1975-03-20 |
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