Dani Clode Third Thumb
Motor augmentation research
Keep in mind Research object, not a prescribed prosthesis or retail extra finger.
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At a glance
The differences that matter
MetaLimbs
Research on controlling additional robotic limbs through leg and foot movement
Keep in mind Historical research prototype; no production or present retail availability inferred.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| Frontier & researchAdd a model |  |  |
|---|---|---|
| Prices · all markets | Price not verified 0 offer records & sourcesNo verified price in this audit. | Price not verified 0 offer records & sourcesNo verified price in this audit. |
| Designed for | Motor augmentation research ↗ | Research on controlling additional robotic limbs through leg and foot movement ↗ |
| Form factor | Robotic extra thumb on little-finger side of hand ↗ | Back-mounted pair of robotic arms and hands ↗ |
| Control | Two toe-pressure sensors ↗ | Not applicable to this category |
| Degrees Of Freedom | Two movements ↗ | Not applicable to this category |
| Wireless | Toe sensors wirelessly control thumb ↗ | Not applicable to this category |
| Designer | Dani Clode ↗ | Not applicable to this category |
| Research | Human augmentation and learnability studies ↗ | Not applicable to this category |
| Commercial Availability | No consumer model ↗ | Not applicable to this category |
| Research Year | Not applicable to this category | 2017 ↗ |
| Additional Limbs | Not applicable to this category | Two robot arms ↗ |
| Global Tracking | Not applicable to this category | Optical markers on knees and toes ↗ |
| Local Tracking | Not applicable to this category | Sock-type devices measure toe movement ↗ |
| Mapping | Not applicable to this category | Left/right feet mapped to respective robotic arms ↗ |
| Hand Control | Not applicable to this category | Foot/leg motion mapped into robot arms, hands and fingers ↗ |
| Project Stage | Not applicable to this category | Physical research prototype demonstrated at SIGGRAPH2017 ↗ |
| Availability | Research object, not a prescribed prosthesis or retail extra finger. | Author/laboratory research prototype; no consumer sale or public hardware purchase price verified. |
| Important context |
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| Editorial pick & release | #1 · Our Top 10 frontier research projectsRelease date not verifiedResearch or specialist clinical access | #10 · Our Top 10 frontier research projectsRelease date not verifiedResearch or specialist clinical access |
| Evidence | Manufacturer source Checked 2026-10-13 | Manufacturer source Checked 2026-10-13 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.