The adapted nail clipper uses a larger toenail clipper and is easier to manipulate because of the base and thumb grip.

Support required for the base part. Print the Thumb pad vertically with hole on the build plate. Can use brim if you need better adhesion.

Assembly: Small zip ties hold the nail clipper to the base. Thumb pad is slips on and can be secured with Hot Glue or Super Glue.

The specific nail clipper can be purchased on Amazon. Other brands may or may not fit.

Search Amazon (comes in two pack) "Large Nail Clippers Set,2 Pcs Premium Stainless Steel Fingernail & Toenail Clippers Curved Blade with Sharp and Sturdy Blade Brand: ICEYLI"

For extra grip, Cat Tongue Grip Tape was applied to the bottom.

The base is a remix of a model over on Printables: https://www.printables.com/model/143042-assistive-nail-clipper