There are many names for isolation

Isolation used a punishment creates emotional damage. It is a well-known fact. There are many names for isolation rooms. R&R, OP, Iso - They are all names for isolation.

Because isolation is so damaging there must always be rules for the use of isolation.

In a recent article focus was made on Day- and charter schools in Ohio.

Due to an error in the legislation the schools were not required to have rules about the use of isolation rooms.

Here is more information about the present but hopefully soon past situation in Ohio.

Source:
Locked Away: How Ohio Schools Misuse Seclusion Rooms STATEIMPACT OHIO - NPR.org