Entry № 041-2 / V-102 · 0:00 synced

Reviewing a Bionic Hand!

Marques Brownlee@mkbhd2.6M viewsApr 15, 202511:43
Source
YT
Views
2.6M
Subscribers
21M
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Promos

Tech YouTube is getting weird... but the bionic hand is truly awesome Psyonic Ability hand: psyonic.io 3DPets: youtu.be Real AR glasses: youtu.be MKBHD Merch: shop.mkbhd.com Playlist of MKBHD Intro music: goo.gl ~ twitter.com @MKBHD @MKBHD

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AI OverviewDefault language

The video reviews the PSYONIC Ability Hand, a carbon fiber and metal motorized prosthetic hand designed to attach to existing prosthetic suits and restore dexterity for people who have lost a hand. The presenter explains the device’s key features, including Bluetooth connectivity, its own companion app, and a rugged water resistant build that is affordable enough to be Medicare-covered. He contrasts this device with other tech on the fringe of review culture, framing it as a peak example of how far assistive technology has advanced. The review then explores two primary control methods: a traditional control stick connected to a battery and a app-based grip system, both of which unlock a range of preset grips such as Cylinder Grip, Pinch Grip, and Hand-Shake. The discussion emphasizes ease of setup, rapid Bluetooth pairing, and the ability to customize grip sequences for daily activities, exercise, or dining, highlighting the app’s user-friendly interface and the motorized hand’s responsiveness. The latter portion shifts to EMG based control, using two skin sensors to translate muscle signals into hand movements, simulating a more natural control paradigm for users missing a limb. Haptic feedback is demonstrated to convey tactile information when the hand closes on objects, and the presenter experiments with tasks of increasing difficulty to assess real-world usefulness. The video concludes with reflections on the current state of prosthetics, noting the ongoing improvements in materials, weight, battery life, and control precision, while acknowledging that some activities remain out of reach. Overall, the host praises the device for delivering tangible benefits to users and for pushing the envelope of how technology can augment human capabilities, while acknowledging the personal perspective of not being a primary user yet recognizing the impact on those who rely on such devices.

Topics · technology · prosthetics · robotics · assistive_tech · medical_tech

Questions answered

What is the PSYONIC Ability Hand and what does it do?
The PSYONIC Ability Hand is a carbon fiber, motorized prosthetic hand that attaches to a prosthetic socket and can be controlled via a Bluetooth-connected app or EMG sensors to open and close the grip, enabling multiple preset grips for daily tasks.
How can the hand be controlled besides the app?
Besides the app, the hand can be controlled via EMG sensors that detect muscle signals from the forearm, allowing the user to open and close the grip through muscle activity.
What tasks does the reviewer test with the hand?
The reviewer tests tasks such as picking up a water bottle, a small object with a Pincer Grip, peeling a banana, and typing on a phone, while also noting haptic feedback and grip speed control.