Structurally, implants are made in the following modifications:

1. Constructively, implants are performed in the following modifications:Timpanal ventilation tubes (shunts) — implants used for ventilation and drainage of the ear drum cavity in secretory medium otitis, are made of three types with symmetrical and asymmetrical flannel.

2. Osicular prostheses — implants used to reconstruct the chain of auditory bones in diseases of the middle ear, are made two types: prostheses for total reconstruction of TORP or partial reconstruction of PORP.

3. Piston stapedial prostheses — implants used to treat otosclerosis through piston stapedo-plastic surgery, are made in seven types of different sizes.