The phrase "an additional operation" is correct and usable in written English.
It can be used when referring to an extra task or procedure that is added to a process or system.
Example: "To improve efficiency, we will implement an additional operation in our workflow."
Alternatives: "a supplementary task" or "an extra procedure."
Although tissue expanders required an additional operation, she preferred to use them.
Autologous MSCs are proper sources of cells, but to obtain them requires that patients undergo an additional operation.
He returned from surgery to play in one match for Bolton, which was relegated after last season, and then had an additional operation.
Two speci c adjacent machines among all machines are capable of performing an additional operation required by each part, which is named as the exible operation.
Because of these efforts, we do not expect there to be an additional operation to evacuate people off the mountain and it is unlikely that we are going to need to continue humanitarian airdrops on the mountain.
There's also a 5% chance that the graft will slip, requiring an additional operation.
The boost to defence spending comes alongside a commitment to increase the counter-terrorism budget by 30%, which will fund a range of measures including an additional operations centre to allow MI5 to react more quickly to threats in the UK.
The presence of cellular atypias may result in an unnecessary additional operation.
In both our patients, a single additional operation led to satisfactory union.
As in Case 1, this case had a rare clinical course, in which an additional invasive procedure (additional operation in this case) was indicated by intraoperative TTE findings [ 6, 7].
This function is added with an intention that requiring one additional operation will activate actual interaction among children such as teaching each other.
