Was the column name a calculation from the date of surgery to the date of the test result?

I’m really hoping for your help.

I have a large database of patients and it takes a lot of time to enter them manually.

Here is an example of the original data:

Is it possible to use Knime to re-edit the data so that the column names have a calculation from the date of surgery to the date of the test result?

Here’s an example:

If yes, please show an example