One thing that has always intrigued me is surgical procedures
I think this one is better.
solveraise a medical problem
I have always been intrigued by surgery. ( One thing that has always intrigued me is surgical procedures). The idea that someone can manually solve a medical problem is fascinating to me
u can combine these two sentences as one. connect them using the words "because", "since", and the like.
I expected to be workingworkaroundin the operating room , but I was spending the majority of my time wasspent elsewhere .
compared to thoseotherof the nurses and doctors.
It frustrated me thatsince/as I could not do a crucial/vital taskmore to help the staff members and patients
U wrote only one line to show that u liked your responsibilities at the hospital and the main part of the essay was allocated to the fact that you wrongly thought about what you did. You should talk more about the things that you learned during that period of time. Limit that part of the essay that you had a wrong attitude toward the job to only one sentence and elaborate on the positive aspects of it.