{"stable_id":"38350cc289080260","slug":"rwanda-zipline-blood-delivery","company":"Rwanda national blood service and Zipline","workflow_name":"On-demand autonomous drone blood delivery","function_code":"clinical_ops","pattern_codes":["autonomous_with_backstop"],"changed_assumption":"Remote hospitals can request blood without holding excess local stock or waiting for regional road transport.","evidence_strength":"verified","publication_tier":"showcase","freshness":"current","reviewed_at":"2026-08-23","updated_at":"2026-08-22","source_quality_summary":"1 peer reviewed; publication outcomes are verified.","caveat_summary":"Delivery-time baseline used estimated driving times rather than randomized dispatch; interrupted time-series supports but does not fully isolate the expiration effect.","freshness_caveat":null,"workflow_summary":{"before":[{"actor":"Remote health facility","action":"Maintain local blood inventory or request an emergency road delivery.","actor_type":"control"},{"actor":"Driver","action":"Transport blood over variable roads to the facility.","actor_type":"control"}],"hinge":"Remote hospitals can request blood without holding excess local stock or waiting for regional road transport.","after":[{"actor":"Health facility","action":"Places an on-demand blood order by phone or text.","actor_type":"system"},{"actor":"Hub staff and autonomous drone","action":"Pack, launch, fly, and air-drop the requested product near the facility.","actor_type":"human"},{"actor":"Clinical team","action":"Receives the product and retains transfusion decisions.","actor_type":"human"}],"decision_mode":"bounded_autonomy","decision_marker":"AI acts within a human backstop"},"before":[{"order":1,"actor":"Remote health facility","action":"Maintain local blood inventory or request an emergency road delivery.","handoff_to":"Regional blood center or driver","control":"Inventory and road availability"},{"order":2,"actor":"Driver","action":"Transport blood over variable roads to the facility.","handoff_to":"Clinical team","control":"Road travel time"}],"after":[{"order":1,"actor":"Health facility","action":"Places an on-demand blood order by phone or text.","handoff_to":"Drone distribution hub","control":"Clinical order"},{"order":2,"actor":"Hub staff and autonomous drone","action":"Pack, launch, fly, and air-drop the requested product near the facility.","handoff_to":"Clinical team","control":"80-km service radius and flight controls"},{"order":3,"actor":"Clinical team","action":"Receives the product and retains transfusion decisions.","handoff_to":"Patient","control":"Clinical authority"}],"decision_rights":"Clinicians decide what and when to order and transfuse; the drone system executes transport within its flight envelope.","exception_path":"Road transport and inventory remain fallback options when weather, payload, flight operations, or geography prevent drone delivery.","removed_work":["Routine emergency road trips for covered facilities","Some buffer inventory that would otherwise expire"],"outcomes":[{"metric":"Emergency blood delivery time and blood-unit expiration","baseline":"Estimated road delivery time and pre-drone monthly expirations","result":"Mean drone delivery 49.6 minutes, 79 minutes faster than regional-center road estimates; expirations fell 7.1 units per month, a 67% reduction at 12 months","period":"2017-03-17 through 2019-12-31","scale":"12,733 orders across 20 health facilities; 5,517 emergency orders","attribution_caveat":"Delivery-time baseline used estimated driving times rather than randomized dispatch; interrupted time-series supports but does not fully isolate the expiration effect.","evidence_label":"verified"}],"executive_lesson":"The redesign changed both transport and inventory: speed made lower local stock defensible, which reduced expiry as well as delay.","anti_pattern":"Claiming mortality benefit from a study that measured delivery time and wastage.","questions_for_leaders":["Can faster replenishment safely reduce buffer inventory?","What is the fallback when the autonomous channel is unavailable?"],"collections":["regulated-autonomy","embodied-work"],"bundle_version":"1.0.0","bundle_fingerprint":"sha256:c23c6cc2b88153d008ea8fda928f632ce0011fc2d4c5036672a16e5d895bab93","canonical_url":"https://brianletort.ai/transformations/rwanda-zipline-blood-delivery"}