(g) "body orifice" means any natural opening in a human body including the external surface of any eyeball, or any permanent artificial opening, such as a stoma or permanent tracheotomy; (h) "Central Licensing Authority" means the Drugs Controller General of India appointed by the Central Government; (i) "central medical devices testing laboratory" means a medical devices laboratory established or designated by the Central Government under rule 19 and shall be deemed to be a Central Drug Laboratory established for the purpose of section 6 of the Act; (j) "change in the constitution of a licensee" i