The phrase "restricted to using" is correct and usable in written English.
You can use it to indicate that something is limited to a specific way of doing something. For example, "We are restricted to using these tools for the project."
The only restriction is stated in Article Six where the merchant marine is restricted to using the flag without the coat of arms.
The insurer, however, wanted me to leave the hospital on the third day after surgery, when I was still restricted to using a bedpan.
The majority also found that the president is not restricted to using the clause to fill those posts that become vacant during a recess.
One of the boys that Kevin attacked – who survived, but is now restricted to using a wheelchair – comes up and asks how she's doing.
As an example, banks could be restricted to using deposits only for personal loans and the purchase of government bonds.
For instance, some apps can't be installed on the SD card and some media services don't allow content to be stored on it, meaning you're restricted to using the 32GB of built-in storage.
But they were restricted to use very close to the surface, in applications such as rock quarrying.
All of these new systems should be restricted to use when the car is stationary.
The main drawback is that the money will be restricted to use for college expenses.
This can include cases involving "damage to somebody's mental health", but will be restricted to use by the National Crime Agency and a small number of major police forces.
Right now, such helicopters and other American hardware are restricted to use in securing and destroying coca fields, the source of cocaine.
