Cactus Medical, LLC
Novel otoscope device integrating light-based measurement technique to assess middle ear effusion and diagnose otitis media with real-time accuracy
- Sector
- Medtech
- Headquarters
- IRVINE, CA
- Total capital
- $1.4M
- Federal grants
- $1.4M
- 3 awards · 2019–2020
- Rank in peer group#293 of 477
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 1
- 2 pending · first 2021
- Rank in peer group#155 of 477
Capital timeline
Latest events
- Federal grantNSF · Phase II · SBIR Phase II: Finalized Design, Performance and Safety Testing of SmartOto, A Handheld Device for Detection of Otitis Media$1M
- Federal grantHealth and Human S · Phase I · Clinical validation of a novel handheld optical measurement system to enable 1-touch assessment of middle ear effusion in standard otoscopy$225K
- Federal grantNSF · Phase I · SBIR Phase I: Handheld Device for Detection of Otitis Media$225K
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
Standing among 477 peers
Line = medianMedtech · Device
- Federal grantsBelow median
- Granted patents#155 · top 32%
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
No founders are linked to this company yet.
Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.
Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026
Claim this profile to add your teamWhat it has protected
USPTO · 1 granted of 3- GrantedOptical Spectroscopy Circuitry For Assessing Ear HealthUSPTOUS 11,206,971
- PendingOptical Spectroscopy Circuitry For Assessing Ear HealthUSPTOApplication PCTUS2019044843
- PendingDiagnositc Tool Based Health Management SystemUSPTOApplication 62880568
Related companies, and why
- CACTUS MEDICAL,LLCShares a founder: JOHN WEIDLING
- SLD PHOTONICS, LLCSimilar federal contract value in Medtech · null in contracts
- Edgewater Safety Systems LLCSimilar federal contract value in Medtech · null in contracts
- RT MICRODX INC.Similar federal contract value in Medtech · null in contracts
- APDM, INC.Similar federal contract value in Medtech · null in contracts
- Aerodyne Microsystems Inc.Similar federal contract value in Medtech · null in contracts
Regulatory activity · Medtech
- New Animal Drugs; Approval of New Animal Drug Applications; Withdrawal of Approval of New Animal Drug Application; Change of SponsorFood and Drug Administration
- Medical Devices; General and Plastic Surgery Devices; Classification of the Skin Patch for Treatment of HyperhidrosisFood and Drug Administration
- Medical Devices; Anesthesiology Devices; Classification of the Monitor for Opioid Induced Impairment of OxygenationFood and Drug Administration
- Medical Devices; Orthopedic Devices; Classification of the Medial Knee Implanted Shock AbsorberFood and Drug Administration
- Medical Devices; Neurological Devices; Classification of the External Lower Extremity Nerve Stimulator for Restless Legs SyndromeFood and Drug Administration
- Medical Devices; General Hospital and Personal Use Devices; Classification of the Infant Supine Sleep SystemFood and Drug Administration
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .