http://www.pinnacle-strategies.com/theory_of_constraints_in_production.htm
Conducting time studies to maximize the efficiency is a common practice in many hospitals not only in the United States, but also in other countries. The traditional way of logging in details of a particular job makes use of pens, papers and stopwatches. In order to make data collection more efficient, however, you might want to take a look at Time Study RN, which is a tool made specifically to help nurses specify the details on how they use their time at work.