Laparoscopy and boiler: what they have in common

1. Step 1. Laparoscopy — is used in — Surgical robot. Minimally invasive operations.
2. Step 2. Surgical robot — has part — Servomotor. Servo drives.
3. Step 3. Servomotor — is part of — Insulin pump. A stepper motor moves the plunger.
4. Step 4. Insulin pump — has part — Piston. The reservoir’s plunger.
5. Step 5. Piston — is part of — Newcomen engine. Atmospheric pressure moves the piston.
6. Step 6. Newcomen engine — has part — Boiler. Steam from the boiler.

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