Chainsaws were originally created as a medical tool, not for cutting trees. They were first used in childbirth surgery to cut bone and cartilage during difficult deliveries.

Quick Scoop

Original purpose

  • Early “chainsaws” were small, hand‑cranked surgical instruments.
  • Doctors used them in a procedure called symphysiotomy , where they cut the pelvic bone or cartilage to widen the birth canal when a baby was stuck.
  • These devices had a chain with tiny teeth, similar in concept to a modern chainsaw, but on a much smaller, manual scale.

How they became woodcutting tools

  • In the 19th century, the chainsaw concept evolved into the osteotome , a more refined medical bone-cutting tool.
  • In the early 20th century, engineers like Andreas Stihl and Emil Lerp developed electric and then gas‑powered chainsaws for logging, transforming the idea from surgery into forestry.
  • From there, chainsaws spread into general woodcutting, construction, and later the pop‑culture image we know from horror movies.

Mini timeline

  1. Late 1700s: Scottish doctors John Aitken and James Jeffray design an early flexible chain-like saw for obstetric and bone surgery.
  1. 1830: German physician Bernhard Heine creates the osteotome , a recognizable chain‑style bone saw.
  1. 1920s: Andreas Stihl builds one of the first practical electric logging chainsaws.
  1. Late 1920s: Emil Lerp develops one of the first gas‑powered chainsaws for field use.
  1. Mid–20th century onward: Chainsaws become standard tools in forestry, construction, and home use.

Today vs. original use

  • Then: A surgical instrument to cut bone in childbirth and other operations.
  • Now: A power tool for felling trees, cutting timber, pruning, firewood, ice, and even chainsaw art.

TL;DR

The answer to “what was a chainsaw originally made for” is:
It was invented as a medical bone-cutting tool for childbirth surgery , and only much later adapted into the loud wood‑cutting machine we know today.

Information gathered from public forums or data available on the internet and portrayed here.