They help doctors by the fibre optics used to examine inside the patient without cutting them open. Norm,ally cameras are placed at the core of the fibre optic tube
How Do Fiber Optics Help Doctors?
Fibre optics help doctors to see inside people without cutting them open. They use an endoscope which is made from a fibre optic tube
Fiber optic could help doctors
to see hardest to reach parts of human body.
Like in keyhole surgery? I'm not sure