Ovok blog
Notes on building digital health products.
Product notes on FHIR, supported device data, and remote monitoring.
Real-Time FHIR: Subscriptions, WebSockets and FHIRcast
Real-time FHIR explained: R4 Subscriptions over rest-hook and WebSocket, the R5 topic backport, FHIRcast, polling vs push, and WebSocket subscriptions on Ovok.
Read articleBest Remote Patient Monitoring Platform: A Buyer's Guide
What to look for in a remote patient monitoring platform: devices, FHIR data, alerting, clinician workflows, EU vs US reimbursement, and where Ovok fits.
Read articleBest Digital Health Backend for European Startups
Choosing the best digital health backend in Europe? Ovok, Medplum, Aidbox, Google, AWS, Azure and HAPI FHIR compared on EU hosting, GDPR, SDKs and pricing.
Read articleFHIR API and FHIR Search: A Practical Guide
A practical FHIR API guide: CapabilityStatement, CRUD, FHIR search parameters and modifiers, _include, paging, transactions and OperationOutcome.
Read articleFHIR vs HL7 v2: Differences, Examples and Migration
FHIR vs HL7 v2: messages vs resources, transport, tooling, when v2 still wins, v2-to-FHIR mapping and the same lab result shown in both formats.
Read articleWhat Is FHIR? HL7 FHIR Explained for Developers
What is FHIR? A developer's guide to HL7 FHIR: resources, the REST API, R4 vs R5, profiles, LOINC and SNOMED CT, SMART on FHIR and the EU's EHDS.
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