
A custom 3D-printed TPU ball that sits in the palm, secured with a hair elastic, with a cut fork inserted at a fixed angle, enabling palm-up gross grasp and independent guiding of the fork to the mouth.
Because standard utensils require finger control and wrist rotation that the user cannot perform. The adapter enables safe, independent self-feeding using a gross grasp, restoring autonomy in a daily activity that previously required full assistance.
Individuals with limited hand and finger function, such as people with C4–C6 spinal cord injuries or neurological conditions that prevent gripping standard utensils. The adapter supports users who rely on gross grasp to eat independently.
By replacing precise finger grip with a stable ball-in-palm grasp, and fixing the fork at the optimal angle, the adapter lets the user guide food to their mouth independently, reducing effort and reliance on caregivers.
Tools needed
PC or MAC I7 +
Prusa slicer
Pliers
Circular saw
FDM Printer
The build files for Large Grip Utensil Holder are free to download from this page - open source, shared by TOM: Tikkun Olam Makers.
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