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Updated: Apr 16, 2026

Emergency Undocking in Robotic Surgery: A Simulation Curriculum
Published on: May 20, 2018
Improving operating room efficiency via an interprofessional approach
Jeffrey S Bender1, Teodora O Nicolescu2, Susan B Hollingsworth3
1Department of Surgery, University of Oklahoma College of Medicine, Oklahoma City, OK, USA.
Implementing a lean, Six Sigma program significantly improved operating room (OR) efficiency, increasing on-time starts, case volume, and revenue while reducing costs and staff turnover.
Area of Science:
- Healthcare Management
- Operations Research
- Quality Improvement
Background:
- Declining third-party payer reimbursements necessitate improved hospital operating room (OR) efficiency.
- ORs represent a significant revenue source for hospitals, making efficiency crucial.
Purpose of the Study:
- To evaluate the impact of a 3-year lean, Six Sigma program on OR utilization and performance.
Main Methods:
- A facility-wide approach was implemented in January 2011, involving interprofessional teams and an OR Governance Committee.
- The program focused on examining and optimizing all aspects of OR use.
Main Results:
- Outpatient readiness for surgery increased from 59% to 95%; first case on-time starts improved from 32% to 73%.
- Block utilization rose from 68% to 74%, actual room utilization from 56% to 68%, and case volume by 9%.
- Personnel costs decreased by 14% due to reduced overtime, and annual voluntary OR staff turnover dropped from 28% to 11%. Annual revenues increased by over 10%.
Conclusions:
- A coordinated initiative to enhance OR performance yielded substantial improvements in patient access and case efficiency.
- The program led to better staff satisfaction and positive financial outcomes for the hospital.
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