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Previous Prototype Design

Complete CAD Assembly of previous prototype.

Head Geometry of previous design.

Final Design

Handle

Disassembled Kerrison Rongeur used for reference.

Kerrison Rongeur inspired handle design.

Inside view of the 3D printed handle showing the torsional system.

Stapler Tip

CAD design of a new head that can hold the staple more steadily.

CAD design of new shaft and head design that can hold the staple more steadily.

CAD figures demonstrating how the new tip staples.

Stapler Remover Tip

New Prong Tip Proof of Concept.

Staple before (right) and after (left) staple remover - proof of concept.

New Shaft Tip Proof of Concept.

CAD and 3D-printed depictions of the staple removal tool before (left) and after (right) trigger actuation.

Staple Die

Proof of Concept for staple stamping die.

3D printed stamping die along with the produced staples.

CAD design for staple stamping die.

Staple Cartridge

CAD of a single staple cartridge unit.

3D-printed staple cartridge loaded with three stamped staples.

Complete Assemblies

Complete CAD assembly using updated designs and a shorter shaft for rapid prototyping and testing.

Complete CAD assembly with laryngoscope-compatible shaft.

Results & Demonstrations

Testing staple designs on chicken breast. The result was satisfactory and proved the staple geometry is capable of meeting requirements.

Results of testing stapler in chicken breast incision.

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