Using the App

Equipment Failure Simulator

Premium tool. This is an embedded simulator inside the Blood Transfusion Virtual Lab — open /virtual-laboratory, choose Blood Transfusion, then trigger an equipment-failure scenario inside the lab. It is not a standalone entry on the /training-dashboard hub.

When an analyser fails — especially out of hours — the BMS on duty has minutes to make decisions that affect patient care. This simulator drills the contingency workflow.

What it does

• Presents a critical analyser failure scenario (mid-day, on-call, mid-MHP)
• Walks you through immediate-response priorities
• Tests your backup workflow decisions — manual methods, neighbouring lab support, sample diversion
• Drills contingency communication — clinical teams, line manager, vendor
• Handles recovery — return-to-service criteria, retro QC, validation of in-progress samples

Failure scenarios covered

• Haematology analyser fails during the day shift
• Biochemistry main analyser fails out of hours with backup also down
• Coagulation analyser fails mid-MHP
• Blood gas analyser fails in ICU at 02:00
• Histology processor fails overnight
• LIS / LIMS fails — full or partial
• Power outage affecting multiple analysers
• Reagent shipment fails — analyser running out of consumables

Decision framework

The simulator teaches a structured response:

1. Stabilise — pause new sample acceptance for affected analytes; quarantine in-progress samples
2. Triage — what work is truly urgent (active resuscitation, MHP, transplant) vs deferrable?
3. Backup route — manual method, neighbouring lab, send-out to a regional reference lab
4. Communicate — clinical teams, line manager, on-call consultant, vendor
5. Document — every decision time-stamped; produces a contingency-incident log
6. Recover — fix, retro QC, validate first samples on the restored analyser before resuming normal operation
7. Review — RCA the failure (see article 48), update the contingency plan

Backup workflow examples

• Haematology — manual differential by film microscopy; neighbouring analyser
• Biochemistry — POCT for K, glucose, ABG; send-out for less urgent
• Coagulation — manual PT/APTT (Lee-White method historic), or send to nearest hub
• Blood gas — POCT alternative if available
• Histology — manual processing of urgent fresh tissue; defer routine until recovery

Standards alignment

• ISO 15189:2022 clause 6.6 (Equipment) and continuity-of-service expectations
• MHRA vigilance reporting if device-defect contributed
• Trust major-incident plan — analyser failure can escalate to major incident
• UKAS has explicit expectations on contingency planning

Bands and competency mapping

• Band 5 — execute the contingency plan; escalate promptly
• Band 6 — lead contingency decisions; manage clinical communication
• Band 7 — service-wide contingency planning; vendor liaison; post-incident RCA

The simulator pairs with Root Cause Analysis Simulator (article 48), Major Haemorrhage Simulation (article 40), and Method Validation Simulator (article 41) — analyser recovery includes retro QC and validation.