# 4D Surgical

> Research-stage robotic platform designed to guide neurosurgical interventions inside a live MRI scanner.

## Why it is interesting

Version One Ventures' November 12, 2026 original investor note reports a $8M seed financing for MRI-compatible robotics that could track brain shift during interventions. The challenge is making precise brain access possible while imaging is underway, not selling an already cleared clinical device; no patient-outcome trials, FDA authorization or commercial deployment were verified.

## Profile

- **Latest funding:** Seed — $8M (November 12, 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $8M
- **Stage:** seed
- **Status:** private
- **Industries:** N/A
- **Coverage:** full
- **Last updated:** 2026-11-14
- **Latest funding investors:** Humba Ventures, Inflect, Also Capital, Julian Capital, Mythos Ventures, Version One Ventures

## Key facts

- $8M seed disclosed November 12, 2026 in a participant investor announcement from Version One Ventures; lead investor role not proven by company/participant releases.
- Scientific objective: real-time MRI-guided, compatible robotics for delivery of electrodes, devices and therapies into the brain.
- Existing patent applications describe ambient-field motor controls; patent publication is not clinical clearance or patient evidence.
- Public sources do not establish FDA authorization, clinical efficacy, routine patient use, product pricing or revenue.

## Funding history

- Seed · $8M · November 12, 2026
  Source: https://versionone.vc/announcing-4ds/

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** November 14, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/4d-surgical