OVERVIEW
Medical devices combine embedded hardware, real-time firmware, and connectivity software in systems where failure is not an option. Regulatory frameworks — FDA 21 CFR Part 11, IEC 62304, IEC 60601, and ISO 13485 — mandate rigorous, documented testing at every lifecycle stage.
TestBot supports medical device test teams with structured functional validation, communication protocol testing (USB, Bluetooth, serial), and audit-ready reporting. Its data-driven execution model allows test parameters to be maintained separately from test logic — making revalidation after changes straightforward and traceable.
Medical Device Testing Capabilities
Functional Validation
Functional & Firmware Testing
Requirements-based functional test execution with full traceability
- Test case to requirement linkage for IEC 62304 traceability
- Automated execution of functional test protocols
- Boundary and equivalence class testing for sensor input ranges
- Alarm and alert system activation and clearing validation
- Configuration parameter validation across operating modes
Communication Interface Testing
Device Connectivity Testing
Validate USB, Bluetooth, and serial communication interfaces
- USB enumeration, descriptor validation, and bulk transfer testing
- Bluetooth pairing, connection, and data transfer validation
- UART / RS-232 / RS-485 serial interface testing
- Data integrity validation across packet loss and reconnection scenarios
- Protocol stress testing for FDA cybersecurity guidance alignment
Safety & Edge Case Testing
Safety Function & Edge Case Testing
Validate behavior under abnormal and fault conditions
- Power fluctuation and brownout scenario testing via I/O Module
- Fault injection and recovery sequence validation
- Watchdog timer behavior under controlled fault conditions
- Memory overwrite and buffer boundary testing
- Out-of-range sensor input handling and alarm response
Regulatory Traceability & Reporting
Audit-Ready Test Evidence
Documentation aligned to FDA and IEC regulatory requirements
- Timestamped, versioned test execution logs
- Pass/fail evidence with actual vs. expected value capture
- Test case traceability matrix (requirements to test to result)
- Exportable PDF and Excel reports for DHF (Design History File)
- Support for 21 CFR Part 11 — electronic records and signatures
Typical Medical Device Test Scenarios
| Test Scenario | TestBot Tool / Agent | Outcome |
|---|---|---|
| Infusion Rate Accuracy Test | I/O Module + Functional Script | Delivered volume within ±1% of programmed rate across 10 cycles |
| Alarm Activation Threshold | Python Mode + I/O Module | Alarm fires at correct limit, cleared correctly after resolution |
| USB Data Export Validation | UART Agent | All patient records exported without corruption or truncation |
| Bluetooth Reconnection | Functional Agent | Device reconnects within 5s, no data loss during dropout |
| Power Brownout Recovery | I/O Module | Device reboots cleanly, resumes last known state, no data corruption |
| Requirements Regression Suite | Java Framework Mode | Full requirements trace report generated, all 847 cases passed |
PROTOCOLS & STANDARDS
Communication Protocols
Communication Protocols: USB Bluetooth UART RS-232 RS-485 SPI I²C
Standards Alignment
Standards Alignment: IEC 62304 IEC 60601 ISO 13485 FDA 21 CFR Part 11 ISO 14971
Accessories
Accessories: I/O Module DRB