CALIBRATION CERTIFICATE
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CALIBRATION CERTIFICATE CERTIFICATE NUMBER: CTPC-A7F3 HE INSTRUMENTS LLC 3677 23rd Ave S. Suite C-107 Lake Worth, FL (33461) United States +1-866-921-4971 +1-561-899-7791 BIOMEDICAL CORPORATION HE INSTRUMENTS TECHPATIENT CARDIO V4 ECG SIMULATOR 31 SPOONER STREET QUAHOG (02802) RHODE ISLAND UNITED STATES STANDARDS USED FOR CALIBRATION CALIBRATION CONDITIONS Temperature Relative Humidity Calibration Date Calibration to standards by direct measurement according to specific procedure SP02EN. TEST RESULTS We hereby confirm that the above equipment has been tested and calibrated, and conforms to the manufacturer’s specifications on the calibrated values, as listed on the Operator’s Manual. SELECTED %DC MEASURED VALUE

CALIBRATION CERTIFICATE CERTIFICATE NUMBER: CTPC-A7F3 HE INSTRUMENTS LLC TEST RESULTS (CONT.) SELECTED BPM PULSE INTERVAL MEASURED VALUE TRACEABILITY AND CONFORMITY Combined uncertainty was calculated using a coverage factor k=2 corresponding to an approximate confidence level of 95% considering a normal distribution. It includes terms that consider the measurement method and the instrument behavior during calibration. No terms evaluating long term behavior are included. The test results on this Certificate refer to the moment and conditions when the measurements took place. HE Instruments...