2012-Present, Assistant professor, associate professor, Department of Orthopedics, Konkuk University Medical Center

2017, Suture Scree Sheath and Suturing Device Including the Same (Patent Application No: 10-2017-0059736)

2015, 3-Dimensional Automatic Modeling Method of Shoulder Rotator Cuff, 3-Dimensinal Automatic Modeling Server Performing the Same, and Storage Medium Storing the Same (Patent Application No 10-2015-0147784)

2015, Acquired a patent of arthroscopic camera for adjustable angle (Application No. 10-2015-0023397)

2014, Patent application (No. 10-2014-0151978) Fixing Device for Coupling the Tendon and Ligament to Bone

2011-2012, Professor, Department of Orthopedics, Seoul National University Hospital

2010-2011, Clinical fellow, research fellow, Department of Orthopedics, Seoul National University Hospital and Seoul National University Bundang Hospital

2007-2010, Military service (Chief, Department of Orthopedics, Clinic for Foreign Workers

2003-2007, Resident, Department of Orthopedics, Seoul National University Hospital (Best grades in 2005 & 2006 resident evaluation tests)

2002-2003, Intern, Seoul National University Hospital