Named after Martin Kirschner, a German surgeon, a name commonly associated with surgical equipment.
- K. apparatus — a system of stainless steel threaded fixation pins, interconnecting rods, clamps and nuts for external fixation of fractures.
- K.–Ehmer splint — an external splinting device based on transfixation pinning.
- K. wire — a steel wire for skeletal transfixture of fractured bones and for obtaining skeletal traction in fractures.




