The document describes two prototypes of an assistive drum stick device, including 3D models and actual photos for each prototype. It provides visual representations and comparisons between the two versions. The focus is on the design and functionality of the assistive device.

1. Assistive Drum Stick Device

2. Prototype #1
3D-Models

7. Prototype #1 Actual Photos

9. Prototype #2
3D-Models

14. Prototype #2 Actual Photos