https://www.medteq.net/article daily 0.75 2024-02-28 https://www.medteq.net/article/hf-calculator monthly 0.5 2023-04-19 https://www.medteq.net/article/li-ion-anecdotes monthly 0.5 2021-03-04 https://www.medteq.net/article/ecg-lf-response-impulse-test monthly 0.5 2020-05-07 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1588667476216-JVINSIBOK0VG3B6YF90S/ECG%2B0.05Hz%2Bresponse%2B3mV-100ms%2B0.5Hz.jpg Article List - ECG Low Frequency Response Impulse test (0.05Hz, 3mV/100ms test) https://www.medteq.net/article/2019/9/20/medical-systems-a-device-based-approach monthly 0.5 2019-09-23 https://www.medteq.net/article/ecg-input-impedance-and-noise monthly 0.5 2019-07-17 https://www.medteq.net/article/iec-60601-1-defibrillator-protection-design-test monthly 0.5 2019-07-10 https://www.medteq.net/article/2019/7/10/iso-8185-experience-from-testing monthly 0.5 2019-07-10 https://www.medteq.net/article/2019/7/10/jis-t-601-1 monthly 0.5 2019-07-10 https://www.medteq.net/article/the-risk-benefit-misdirection monthly 0.5 2018-10-25 https://www.medteq.net/article/2018/9/21/iec-60601-2-24-infusion-pumps-whats-the-story monthly 0.5 2019-09-20 https://www.medteq.net/article/iso-14971-criteria-for-acceptable-risk monthly 0.5 2018-10-25 https://www.medteq.net/article/2017/6/9/ecgs-3-lead-tests monthly 0.5 2017-06-09 https://www.medteq.net/article/2017/4/1/mdd-essential-requirements monthly 0.5 2017-04-01 https://www.medteq.net/article/2017/4/1/mdd-retrospective-application-of-harmonized-standards-an-investigation monthly 0.5 2017-04-01 https://www.medteq.net/article/2017/4/1/iec-60601-2-25-clause-201124103-input-impedance monthly 0.5 2017-07-07 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1499395680163-9KRSU4JAO1I6S4YNWTAJ/image-asset.png Article List - IEC 60601-2-25 Clause 201.12.4.103 Input Impedance https://www.medteq.net/article/ecg-leads-an-explanation monthly 0.5 2017-04-01 https://www.medteq.net/article/defibrillator-proof-testing monthly 0.5 2017-04-01 https://www.medteq.net/article/2017/4/1/iec-60601-2-47-aamiansi-ec-57-databases monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-62304-software-development-life-cycle monthly 0.5 2017-04-01 https://www.medteq.net/article/cmrr-testing-iec-60601-2-25-2-27-2-47 monthly 0.5 2017-10-05 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491039447321-5LADJ49VJF6JMNKVE9TI/image-asset.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1507161230368-NJKXQ48K5YUNGDH1B10N/image-asset.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1507161412079-OTQ7L3QBP46MX7D9SN00/image-asset.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491040265292-JBMIDIFAEOXCXUL1YPTK/CMRR4.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1507161488513-EDDW76I8M4EGA5SVLEM0/image-asset.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491040713351-5A5L6GN46GCCCU4YWOKS/image-asset.png Article List - CMRR Testing (IEC 60601-2-25, -2-27, -2-47) https://www.medteq.net/article/2017/4/1/iec-60601-2-34-general-information monthly 0.5 2017-04-01 https://www.medteq.net/article/2017/4/1/iec-60601-2-27-update-2005-to-2011-edition monthly 0.5 2017-04-01 https://www.medteq.net/article/2017/4/1/ecg-filters monthly 0.5 2020-05-07 https://www.medteq.net/article/2017/4/1/iec-60601-2-25-clause-20112410232-goldberger-and-wilson-leads monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-60601-2-25-201124101-indication-of-inoperable-ecg monthly 0.5 2017-04-01 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1485959151274-9WLB06CQU6GI7M84G0Y9/ECG+opamp+saturation.png Article List - IEC 60601-2-25 Clause 201.12.4.101 Indication of Inoperable ECG Figure 1: With dc offset, the signal is at first completely unaffected, before a region of progressive distortion is reached finally ending in flat line on the ECG display. Good design ensures the indication to the operator (e.g. "LEADS OFF") appears well before any distortion https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1485959497165-YHCIF2MKXNI5LM3ORGAL/ECG+opamp+saturation+test+issues.png Article List - IEC 60601-2-25 Clause 201.12.4.101 Indication of Inoperable ECG Figure 2: The large steps in the standard fail to verify that the indication to the operator appears before any distortion. Values up to 5V can also be destructive for the ECG under test and test equipment. https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1485959584741-B645XRNIWBZNCM17L7SO/image-asset.png Article List - IEC 60601-2-25 Clause 201.12.4.101 Indication of Inoperable ECG Figure 3; Recommended test method; search for the point when the message is displayed, reduce until message disappears, slowly increase again check no distortion up to the message indication. Repeat for each lead electrode and both + and - direction. https://www.medteq.net/article/2017/4/1/iec-60601-2-25-clause-2018551-defibrillator-protection monthly 0.5 2019-07-10 https://www.medteq.net/article/2017/4/1/iec-60601-2-25-cse-database-test-experience monthly 0.5 2017-04-01 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491045837984-RUWCH0AJEUZBRA9YUKWN/image-asset.jpeg Article List - IEC 60601-2-25 CSE database - test experience https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491045889866-SWA32QFHE0AD7V7EOVXM/image-asset.jpeg Article List - IEC 60601-2-25 CSE database - test experience https://www.medteq.net/article/iec-60601-2-25-overview-of-databases monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-60601-2-25-update-guide-2005-to-2011-edition monthly 0.5 2017-04-01 https://www.medteq.net/article/hfhvmeasurement monthly 0.5 2017-07-07 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1486997644814-R3OEH5M0F8NIX6BFPU64/image-asset.png Article List - High Frequency, High Voltage - Measurement Accuracy Example response shown in the "typical specifications" section of an active high voltage probe (as provided by the manufacturer). Note the visibly different zones at 10kHz, 100kHz and 1MHz indicating different compensation schemes are used. https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1486998312997-WNLMPQQFMTS6QNAQN4SC/image-asset.png Article List - High Frequency, High Voltage - Measurement Accuracy A good quality DMM such as the Fluke 8845A will clearly indicate the errors at different frequencies as part of the formal specifications. Scopes and probes don't have these formal specifications, even though labelled for high frequency. https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1487167506761-MI916BU8F2KD8NXXB8NG/image-asset.png Article List - High Frequency, High Voltage - Measurement Accuracy https://www.medteq.net/article/iec-60601-2-2-dielectric-heating monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-60601-2-2-high-frequency-dielectric-strength monthly 0.5 2019-07-10 https://www.medteq.net/article/iec-60601-1-10-scope-physiological-closed-loop-controllers monthly 0.5 2017-04-01 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1487334839390-UNOJEVEQPM2K9F5ESMGV/image-asset.png Article List - IEC 60601-1-10 Scope (Physiological closed loop controllers) https://www.medteq.net/article/iec-60601-1-8-alarms-sound-level-measurement monthly 0.5 2019-07-10 https://www.medteq.net/article/2017/4/1/iec-60601-1-6-usability-engineering-general-comments monthly 0.5 2017-06-09 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491048296383-1O21HTL19T127SIDLDBN/image-asset.jpeg Article List - IEC 60601-1-6 Usability Engineering - General comments https://www.medteq.net/article/iec-60601-1-clause-44-alternate-solutions monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-60601-1-44-service-life monthly 0.5 2017-04-01 https://www.medteq.net/article/iec-60601-1-clause-43-essential-performance monthly 0.5 2019-12-06 https://www.medteq.net/article/iec-60601-1-clause-42-risk-management monthly 0.5 2019-07-10 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1491038265839-KFYX17G67R9QSR8TR6MC/image-asset.png Article List - IEC 60601-1 Clause 4.2 - Risk Management https://www.medteq.net/article/iec-60601-1-and-accessories monthly 0.5 2019-07-30 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1488937870976-ZQV3PT94MUSMN8F2QBYX/image-asset.jpeg Article List - IEC 60601-1 and accessories https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1488941337505-8CVQGZFQLNNATONWXHAR/image-asset.png Article List - IEC 60601-1 and accessories https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1488937353213-61YLED0HUBHJTY12PF3H/image-asset.png Article List - IEC 60601-1 and accessories https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1488941361159-PJIW0LCDG5FUM9S207DY/image-asset.png Article List - IEC 60601-1 and accessories https://www.medteq.net/article/iec-60601-1-amendment-1-update-summary monthly 0.5 2017-04-01 https://www.medteq.net/article/category/Measurement monthly 0.5 https://www.medteq.net/article/category/Particulars monthly 0.5 https://www.medteq.net/article/category/Regulatory monthly 0.5 https://www.medteq.net/article/category/General monthly 0.5 https://www.medteq.net/article/category/Z+files+%28old+stuff%29 monthly 0.5 https://www.medteq.net/article/category/Standards monthly 0.5 https://www.medteq.net/article/category/Risk+Management monthly 0.5 https://www.medteq.net/article/category/Testing monthly 0.5 https://www.medteq.net/article/category/Collaterals monthly 0.5 https://www.medteq.net/article/category/ECG+General monthly 0.5 https://www.medteq.net/article/tag/Infusion+pumps monthly 0.5 https://www.medteq.net/article/tag/criteria monthly 0.5 https://www.medteq.net/article/tag/Opamp+saturation monthly 0.5 https://www.medteq.net/article/tag/Risk monthly 0.5 https://www.medteq.net/article/tag/MDD monthly 0.5 https://www.medteq.net/article/tag/Impulse+test monthly 0.5 https://www.medteq.net/article/tag/Essential+Performance monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-34 monthly 0.5 https://www.medteq.net/article/tag/IBP monthly 0.5 https://www.medteq.net/article/tag/acceptable+risk monthly 0.5 https://www.medteq.net/article/tag/IEC+62366 monthly 0.5 https://www.medteq.net/article/tag/Input+impedance monthly 0.5 https://www.medteq.net/article/tag/Dielectric+strength monthly 0.5 https://www.medteq.net/article/tag/ISO+14971 monthly 0.5 https://www.medteq.net/article/tag/Insulation+testing monthly 0.5 https://www.medteq.net/article/tag/e monthly 0.5 https://www.medteq.net/article/tag/accessories monthly 0.5 https://www.medteq.net/article/tag/ECG monthly 0.5 https://www.medteq.net/article/tag/Alarms monthly 0.5 https://www.medteq.net/article/tag/High+Frequency monthly 0.5 https://www.medteq.net/article/tag/Sound monthly 0.5 https://www.medteq.net/article/tag/Risk%2Fbenefit monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-1-10 monthly 0.5 https://www.medteq.net/article/tag/Service+Life monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-1 monthly 0.5 https://www.medteq.net/article/tag/HF+insulation monthly 0.5 https://www.medteq.net/article/tag/Life+Cycle monthly 0.5 https://www.medteq.net/article/tag/0.05Hz monthly 0.5 https://www.medteq.net/article/tag/High+voltage monthly 0.5 https://www.medteq.net/article/tag/Scope monthly 0.5 https://www.medteq.net/article/tag/CMRR monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-24 monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-25 monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-47 monthly 0.5 https://www.medteq.net/article/tag/4.3 monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-27 monthly 0.5 https://www.medteq.net/article/tag/Low+frequency+response monthly 0.5 https://www.medteq.net/article/tag/Software monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-1-8 monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-2-2 monthly 0.5 https://www.medteq.net/article/tag/IEC+60601-1-6 monthly 0.5 https://www.medteq.net/article/tag/Defibrillator monthly 0.5 https://www.medteq.net/iec-606011 daily 0.75 2017-04-01 https://www.medteq.net/home daily 1.0 2017-06-13 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1497358588330-FPKRR93EOGWH7IGK04CE/TestEquip20170613.jpg Home - Test equipment https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484748738703-S7ZVO0CSVVO5JXT6BV3U/Articles.png Home - Technical articles https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484748713649-31QGL1MH8X1KRITIYTRT/DSC00359.JPG Home - Laboratory testing https://www.medteq.net/testing-services daily 0.75 2016-06-03 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484720377352-WC3LHJ2487E4HCNI00VX/ReportP1.png Testing services - Cover page https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1464937193973-NE0JHRO16KD6LMLFRXBB/ReportP2.png Testing services - General description https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484720323950-E5S0BY3RGYIALB2QLC46/ReportP2a.png Testing services - Sample identification https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1464937194894-2M5FAPDVG0YHUHQXS44S/ReportP3.png Testing services - Clause List https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1464937195274-LU9GIURZ16DNCBA05R0I/ReportP4.png Testing services - Test data https://www.medteq.net/hfit_info daily 0.75 2017-01-19 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040699143-O9QO8KG72M19VT4DIWU1/DSC00864.JPG HFIT_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040402946-V9Q96KZD5SEAO514B26L/18.png HFIT_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465215556435-QBS8X53EH5WO3ASAZ7MN/23.png HFIT_Info - 5 operating modes https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040480530-XI6DXHKUGHESC6EFT4BS/Sine.png HFIT_Info - Sine Crest factor 1.4~1.5, output up to 1100Vrms, 1600Vp, 450kHz no load, 320kHz @ 100pF (7.2kV/100pF model). Leakage current test and investigating dielectric heating https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040898669-EL9F36KTDXCZY0O257XP/ModifiedSine.png HFIT_Info - Modified Sine Crest factor 1.8, used for ratings up to 1600Vp (test voltage 1920V) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041009587-MDPV445AM9WSH6U207UD/Burst.png HFIT_Info - Burst Output up to 3500Vp, adjustable crest factor from 2.2 ~ 6.0 (max 1200Vrms) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041082593-JUH43PMPB20N4N6UKRND/PulseLow.png HFIT_Info - Pulse Low Output up to 5000Vp, adjustable crest factor from 4.0 ~ 6.5 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041166356-1LHQ4JK09P6D5TKCBVGY/PulseHigh.png HFIT_Info - Pulse high Output up to 7200Vp, adjustable crest factor from 4.0 ~ 6.5 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041214850-46H4DBHAUZ09P1XTKKPO/PulseHighExpanded.png HFIT_Info - Pulse high Expanded view of high crest factor pulse waveform https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041282732-M6B301QQE4EEWUAWPM0O/DSC00402.JPG HFIT_Info - Monitoring Voltage inbuilt 1000:1 divider, accurate to ±2% 300kHz ~ 500kHz Current: 1Ω shunt, ±3% DC - 500kHz https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041348758-EOC4VRA6G2UWEVRXFZW2/DSC00380.JPG HFIT_Info - Power supply 100-240V/50-60Hz/48Vdc 3A globally approved power supply included (detachable mains cable not provided) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041464280-OFDQZTAYHT4IXNUTE9MG/DSC00381.JPG HFIT_Info - High voltage accessories and cables https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041535663-QQVXZBMGV76OSSR4CICU/DSC00382.JPG HFIT_Info - Laparoscopic / Channel electrodes https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041592402-9UE7U5RCR1N0RZJK9XA5/DSC00383.JPG HFIT_Info - Bipolar electrodes https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041645920-RNYI0EHY7JSRL08J0LDH/DSC00384.JPG HFIT_Info - Catheters https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041694797-AORYCDGH9F6Q5DPXCQFO/DSC00396.JPG HFIT_Info - Typical test set up https://www.medteq.net/new-page daily 0.75 2019-06-11 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477042026407-KP4RM4J5XZACFDUVOS6M/DSC00776.JPG HBTS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477042044351-E5Y65ZLX8DP76BWJ55QY/DSC00781.JPG HBTS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477042180772-Z8UKAJ5MP255GXDJNLCL/HBTSScreen.png HBTS_Info https://www.medteq.net/about daily 0.75 2017-03-16 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465220615430-HJ8F87WNIT4GNNUM0UUC/image-asset.jpeg About https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465257003431-QVNYDSID8TPZ1C9I2TFN/image-asset.png About https://www.medteq.net/ibps_info daily 0.75 2017-07-25 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1500952586488-VGTZTCJ1LYOYIBRQ0HL0/DSC00996.JPG IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465429639506-5LC6TGRVNXWT0AT2WROK/IBPS1_Static.png IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465429639593-74CCKPUKV5C1NPCWT927/IBPS2_Sine.png IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465429640669-6Y74YH2JU0DWLBTKA4Y8/IBPS3_Bio1.png IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465429640725-7N19M6QEOMOSFN3WVS8D/IBPS3_Bio2.png IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465429641717-SMTNBWUW9SQXP99OE5DY/IBPS4_Database.png IBPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1465441906523-7EYEVVFKXPODI8PWDQK6/IBPS5_Passive.png IBPS_Info https://www.medteq.net/hfit_video daily 0.75 2016-06-06 https://www.medteq.net/testtable daily 0.75 2016-06-01 https://www.medteq.net/iec606011-guidance daily 0.75 2016-10-21 https://www.medteq.net/home-3-1 daily 0.75 2016-06-01 https://www.medteq.net/download daily 0.75 2025-10-30 https://www.medteq.net/new-page-1 daily 0.75 2016-10-21 https://www.medteq.net/iec-60601225-201124103-input-impedance daily 0.75 2016-12-15 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477317969995-8WBCDSX5J61GLOA9OUHS/image-asset.png IEC 60601-2-25 201.12.4.103 Input impedance Figure 1: without the meter, the voltage at point Va will be exactly 1.000V, but when the meter is connected the 10MΩ input impedance loads the circuit and causes a 1.2% error https://www.medteq.net/defib-testing daily 0.75 2016-10-22 https://www.medteq.net/iec-60601225-855-defib daily 0.75 2016-10-22 https://www.medteq.net/iec-60601225 daily 0.75 2016-10-24 https://www.medteq.net/iec-6060118-alarms-general daily 0.75 2016-10-25 https://www.medteq.net/iec-60601225-201124101-amp-saturation-indication daily 0.75 2016-10-26 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477280692272-QQGAR5LRFBD2V32VY97M/image-asset.png IEC 60601-2-25 201.12.4.101 Amp saturation Indication Figure 1: With dc offset, the signal is at first completely unaffected, before a region of progressive distortion is reached finally ending in flat line on the ECG display. Good design ensures the indication to the operator (e.g. "LEADS OFF") appears well before any distortion https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477284609318-T8GGFX0A0S8KX0V3S30E/image-asset.png IEC 60601-2-25 201.12.4.101 Amp saturation Indication Figure 2: The large steps in the standard fail to verify that the indication to the operator appears before any distortion. Values up to 5V can also be destructive for the ECG under test and test equipment. https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477285724687-32BP9Y511L60WEWZDE5H/image-asset.png IEC 60601-2-25 201.12.4.101 Amp saturation Indication Figure 3; Recommended test method; search for the point when the message is displayed, reduce until message disappears, slowly increase again check no distortion up to the message indication. Repeat for each lead electrode and both + and - direction. https://www.medteq.net/ecg-leads daily 0.75 2016-10-21 https://www.medteq.net/iec-606011a1 daily 0.75 2016-10-21 https://www.medteq.net/srj_info daily 0.75 2017-05-30 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1476797431218-GW5WARD2Y7IIHSTWAQ8G/DSC00787.JPG SRJ_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1476798093763-T32KQEVIO4WIMDNTVRXX/SRJ_overview.png SRJ_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1476797721409-428RYGV2TDP2SEKG1PVZ/DSC00788.JPG SRJ_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1476780588679-R7P8YRMHAGR8KANWMDUE/SRJ_step.png SRJ_Info https://www.medteq.net/iec-60601225-update-guide-2005-to-2011 daily 0.75 2016-10-21 https://www.medteq.net/ctscse-database-information daily 0.75 2016-10-22 https://www.medteq.net/iec-60601225-guidance daily 0.75 2016-12-15 https://www.medteq.net/iec-62304-general daily 0.75 2016-10-28 https://www.medteq.net/iec-60601225-20112410232-goldberger-and-wilson-leads daily 0.75 2016-10-24 https://www.medteq.net/iec-6060116-iec-62366-usability-engineering daily 0.75 2016-12-15 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477442268440-R0QUZQ63PT1HUGWYZAU0/image-asset.jpeg IEC 60601-1-6 (IEC 62366) Usability Engineering https://www.medteq.net/iec-60601110-pclc-scope daily 0.75 2016-10-24 https://www.medteq.net/iec-62304-design-life-cycle daily 0.75 2017-03-25 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477537532092-X37R85PCJ1ZHEE7AOBEE/image-asset.png IEC 62304 Design Life Cycle Google image of design life cycle https://www.medteq.net/iec-6060122-201883-hf-insulation-testing daily 0.75 2017-03-24 https://www.medteq.net/cmrr-testing daily 0.75 2016-11-28 https://www.medteq.net/pps-form daily 0.75 2017-01-18 https://www.medteq.net/hfit-form-1 daily 0.75 2017-01-19 https://www.medteq.net/pps_info daily 0.75 2017-08-29 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484745903210-J5BA1X9Y6FD3H0H7INCS/DSC00783.JPG PPS_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484746234695-APPNJ4IPZ24OX9PWT6CC/PrecisionPressureScreenShot.png PPS_Info https://www.medteq.net/iec-606011-43-essential-performance daily 0.75 2017-01-20 https://www.medteq.net/iec-606011-45-alternate-solutions daily 0.75 2017-01-20 https://www.medteq.net/hbts-form daily 0.75 2017-01-19 https://www.medteq.net/srj-form daily 0.75 2017-01-19 https://www.medteq.net/iec-606011-44-service-life daily 0.75 2017-01-20 https://www.medteq.net/new-page-2 daily 0.75 2017-02-01 https://www.medteq.net/hfit-form daily 0.75 2017-01-18 https://www.medteq.net/articles-old daily 0.75 2017-02-15 https://www.medteq.net/contact daily 0.75 2017-01-19 https://www.medteq.net/articles daily 0.75 2018-09-21 https://www.medteq.net/iec-606011-1 daily 0.75 2017-04-06 https://www.medteq.net/hfit8_info daily 0.75 2017-05-29 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1495715016703-6J5EZTLBMYKOPWA3ZOF6/DSC00969.JPG HFIT8_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1495715059601-UKYCWL4FQD6WZZM7S24V/DSC00971.JPG HFIT8_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040480530-XI6DXHKUGHESC6EFT4BS/Sine.png HFIT8_Info - Sine Crest factor 1.4~1.5, output up to 1100Vrms, 1600Vp, 450kHz no load, 320kHz @ 100pF (7.2kV/100pF model). Leakage current test and investigating dielectric heating https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040898669-EL9F36KTDXCZY0O257XP/ModifiedSine.png HFIT8_Info - Modified Sine Crest factor 1.8, used for ratings up to 1600Vp (test voltage 1920V) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041009587-MDPV445AM9WSH6U207UD/Burst.png HFIT8_Info - Burst Output up to 3500Vp, adjustable crest factor from 2.2 ~ 6.0 (max 1200Vrms) https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041082593-JUH43PMPB20N4N6UKRND/PulseLow.png HFIT8_Info - Pulse Low Output up to 5000Vp, adjustable crest factor from 4.0 ~ 6.5 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041166356-1LHQ4JK09P6D5TKCBVGY/PulseHigh.png HFIT8_Info - Pulse high Output up to 7200Vp, adjustable crest factor from 4.0 ~ 6.5 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041214850-46H4DBHAUZ09P1XTKKPO/PulseHighExpanded.png HFIT8_Info - Pulse high Expanded view of high crest factor pulse waveform https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1495715210523-RTA9L5ZT5CJR25W0951G/DSC00975.JPG HFIT8_Info https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041464280-OFDQZTAYHT4IXNUTE9MG/DSC00381.JPG HFIT8_Info - High voltage accessories and cables https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041535663-QQVXZBMGV76OSSR4CICU/DSC00382.JPG HFIT8_Info - Laparoscopic / Channel electrodes https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041592402-9UE7U5RCR1N0RZJK9XA5/DSC00383.JPG HFIT8_Info - Bipolar electrodes https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041645920-RNYI0EHY7JSRL08J0LDH/DSC00384.JPG HFIT8_Info - Catheters https://www.medteq.net/paymentok daily 0.75 2018-01-09 https://www.medteq.net/ibps-special daily 0.75 2019-06-03 https://www.medteq.net/hf-insulation-calculator daily 0.75 2023-04-18 https://www.medteq.net/testequipment daily 0.75 2020-04-14 https://www.medteq.net/testequipment/repair-cal monthly 0.5 2023-07-20 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1689821108460-3A8C9AY2KWUUBE3S4R3D/industrial-electronics-1080-540-1024x1024_orig.jpg Webstore (Test equipment and Services) - Repair/Calibration https://www.medteq.net/testequipment/hfitcal monthly 0.5 2022-03-30 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1648616999054-PWLU1L8T4E5R7FFFJQ8C/P3301341.JPG Webstore (Test equipment and Services) - HFIT Calibration (7.0, 8.0) https://www.medteq.net/testequipment/consulting monthly 0.5 2020-04-14 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1586871997053-DFTU762R67PHUU8JDHVO/MEDTEQ+logo+with+border.png Webstore (Test equipment and Services) - Consulting https://www.medteq.net/testequipment/hfit8 monthly 0.5 2019-01-03 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1495713975188-C5ON17SV7XULHSADEY95/DSC00969.JPG Webstore (Test equipment and Services) - High Frequency Insulation Tester HFIT 8.0 https://www.medteq.net/testequipment/medteq-srj-for-ibp-sensors monthly 0.5 2019-08-08 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1476797267232-C8EOC6YBOJNHN46KT2EI/DSC00787.JPG Webstore (Test equipment and Services) - MEDTEQ SRJ (for IBP sensors) https://www.medteq.net/testequipment/hbts monthly 0.5 2019-06-11 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477041971787-HHW004PHEGKO9TAH7RJ3/DSC00777.JPG Webstore (Test equipment and Services) - Temperature Logger for Human Body Range HBTS 2.0 https://www.medteq.net/testequipment/pps monthly 0.5 2017-08-29 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1484629012499-0MD7E32ELPQYCM1VIOB2/DSC00784.JPG Webstore (Test equipment and Services) - Precision Pressure System, PPS 4.0 https://www.medteq.net/testequipment/ibps monthly 0.5 2021-11-24 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1500952394238-O1YUNYNOHSVHYW32LYDP/DSC00995.JPG Webstore (Test equipment and Services) - IBP Simulator, IBPS 2.0 https://www.medteq.net/testequipment/hfit7 monthly 0.5 2017-06-01 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1477040144504-LWBWVE2BN5YHSBDV7FN8/DSC00864.JPG Webstore (Test equipment and Services) - High Frequency Insulation Tester HFIT 7.0 https://www.medteq.net/special-products daily 0.75 2017-03-06 https://www.medteq.net/special-products/hfit3k6v200pf monthly 0.5 2017-03-06 https://images.squarespace-cdn.com/content/v1/574bff8c7c65e4c37e121768/1488763475648-C07TXJXNC7H69NNFC9NT/DSC00864.JPG Special products - HFIT 3.6kV 200pF (Special Order)