---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-26-013535"
form_type: "8-K"
ticker: "BCDA"
cik: "0000925741"
company_name: "BioCardia, Inc."
filed_at: "2026-04-28T23:59:59+00:00"
generated_at: "2026-05-15T03:37:30.325859+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# BioCardia announces allowance of Japanese patent for Heart3D Fusion Imaging software

## Summary
- Japanese patent allowed for 'Target Site Selection, Entry, and Update with Automatic Remote Image Annotation'.
- Patent protects Heart3D Fusion Imaging used for treatment planning and navigation during CardiAMP Cell Therapy procedures.
- Claims cover transposing pre-op CT/MRI 3D images onto 2D orthogonal images to generate combined 3D model in sterile field.
- Technology supports CardiAMP cell therapy for ischemic heart failure and Helix intramyocardial delivery system.
- Company working on Japan PMDA submission and US regulatory discussions for these product candidates.

## SEC filing metadata
- accession: 0001437749-26-013535
- form_type: 8-K
- ticker: BCDA
- cik: 0000925741
- company_name: BioCardia, Inc.
- filed_at: 2026-04-28T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/925741/000143774926013535/0001437749-26-013535-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/925741/000143774926013535/bcda20260428_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-26-013535
- JSON: https://secwatch.observer/filing/0001437749-26-013535.json
- Plain text: https://secwatch.observer/filing/0001437749-26-013535.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.