- Selected as the ‘Top 30 Most Technologically Advanced Hospital’ by Top Master’s in Healthcare Administration(MHA)
- Designated as a 'Spine Specialty Hospital' by the Ministry of Health and Welfare 2 times in a row
- Chairman, Dr. Sang-Ho Lee received 'The Parviz Kambin Award, 2015' as the first Asian winner
- Dr. Sang Ho Lee, awarded grand prize in 《Global Healthcare》 organized by E-daily
- Signed MOU with UAE Armed Forces for healthcare service
- Published 《Minimax spinal procedure》
- Published 《Endoscopic Spinal Procedure》 translated into Portuguese
- Signed MOU with Medtronic on the establishment of education center for spinal treatment, which is the first in Asia
- Compiled endoscopic spinal surgery standard English textbook
- Dr. Sang Ho Lee, awarded grand prize in 《Health internationalize Overseas Award》 organized by Health Chosun Medical 2013’
- Dr. Sang Ho Lee appointed the president of Korean Society for Laser Medicine and Surgery
- Selected as 'Top 10 World's Best Hospital for Medical Tourists' organized by MTQUA for the three consecutive years
- Signed franchise MOU with Jeonju Wooridul Hospital
- Published the latest issue of spinal expert journals JCSC
- Opened Gangbuk Wooridul Hospital
- Signed franchise MOU with Gwangju and Gwangju Bukgu Wooridul Hospital
- Opened ‘Wooridul Spine Health Pte Ltd’ in Singapore, which is main office of Global Wooridul Hospital Network
- Selected as 'Top 10 World's Best Hospital for Medical Tourists' organized by MTQUA for the two consecutive years
- Held the 30th anniversary of opening Wooridul Hospital
- Busan Wooridul Hospital sgned MOU with ‘usan Life Sharing’for incurable disease
- Dr. Sang Ho Lee, appointed chairman of Korean Institute of Hospital Management
- Established 《Minimally Invasive Spinal Surgery and Technique》 translated into English
- Signed MOU with Abu Dhabi Health Authority for healthcare service
- Opened Dubai Wooridul Hospital
- Opened Istanbul Wooridul Hospital
- Dr. Sang Ho Lee awarded grand prize Handok Academic Management Award
- Published 《Trim Disc Not Remove》
- Published e-books, 《Good Posture and Exercise for Patients with Spinal Disc Disease》& 《Endoscopic Lumbar Disc Procedure, Protecting Normal Tissue》
- Dr. Sang Ho Lee appointed as the president of ISMISS(The International Society for Minimal Intervention in Spinal Surgery)
- Opened Pohang Wooridul Hospital
- Certified Specialty Hospital for Spine by the Korean Ministry of Health & Welfare
- Selected as one of World's Top 10 Hospitals for Medical Tourists by the U.S. Medical Travel Quality Alliance (MTQUA).
- Acquired A's for all 11 criteria of Medical Institution Evaluation of the Korean Ministry of Health and Welfare for two consecutive years.
- Established 'Percutaneous Endoscopic Thoracic Discectomy through Intervertebral Foramen.'
- Stefanus J. Sc-hoeman, former Ambassador of the Republic of South Africa in Korea, named the Honorary Ambassador of Wooridul Hospital.
- SHANGHAI Wooridul Hospital selected as China's best spine hospital.
- Authored and published 'Good Posture and Exercise for Spinal Disc Patients.'
- Wooridul International Spine Hospital - Jakarta opened in Indonesia.
- Chairman Sang-Ho Lee presented the Nine Technologies of Hospital Management at Hospital Management Asia 2010 (HMA 2010).
- Established Interspinous Soft Stabilization (ISS).
- Presented the world's first successful case of 'independent operation on thoracic disc without rib dissection to open thoracic cavity' at 'the Clinical Presentation of the World's Latest Methods of Thracic Disc Operation.'
- Wooridul Division of Endoscopic Laser Treatment opened.
- Seoul Wooridul Hospital opened Acute Pain Clinic.
- Presented theses on 'Anticipated Variables of the Outcomes of Percutaneous Endoscopic Nucleotomy and Annuloplasty on Discogenic Low Back Pain', 'Epidural Damage Caused by Percutaneous Endoscopic Nucleotomy', and 'Study on Percutaneous Pedicle Screw Instrumentation and Vertebraplasty'.
- Signed agreement with Kadikoy Sifa Hospital, Turkey.
- Seoul Wooridul Hospital certified by JCI.
- SHANGHAI Wooridul Hospital opened.
- Chairman Sang-Ho Lee delivered an invitational lecture on Percutaneous Endoscopic Cervical Discectomy at the 8th Annual Symposium on Current Concepts in Spinal Disorders 2009 hosted by Cedars-Sinai Medical Center.
- Busan Wooridul Hospital selected as the 'Frontier of Busan Strategic Industries.'
- Spine Fusion through Anterior/Posterior Approach introduced by Neurosergery, a SCI journal.
- Presented a thesis on the clinical results, operational methodologies, and anticipated success factors of Endoscopic Lumbar Discectomy through upper intervertebral foramen (space in between spinal bones) on Acta Neurochirurgica, a SCI journal on Neurosurgery.
- SHANGHAI Wooridul Hospital selected as 'the Nation's Most Welcomed Orthopaedic Hospital' by China Health Annual.
- Awarded the 2009 Korea Global Medical Marketing Award.
- Awarded the Medical Tourism Transparency Award of Healthtourism.com, the U.S.-based medical tourism evaluator.
- Presented a thesis on arthroscopic removal of proud metallic suture anchors after Bankart repair on Archives of Orthopaedic and Trauma Surgery, a SCI journal.
- Centro Medico Delfos General Hospital and Wooridul Hospital signed MOU for the establishment and joint management Spine Mark Spine Center.
- Chairman Sang-Ho Lee delivered an invitational lecture on Minimally Invasive Spinal Surgery at WSH at IITS 2009 Annual Meeting.
- Chairman Sang-Ho Lee awarded the Plaque of Lifelong Appreciation by the Royal College of Physicians and Surgeons.
- Signed Mutual Partnership Agreement with Seven Coners.
- Signed Mutual Partnership Agreement with International Medical Group (IMG).
- Became partners with George Hospital, a large-sized general hospital in Vladivostok, Russia.
- W (Double U) Journal awarded of the Korean Hospital Public Relation Association and of the 2009 Korea Communication Award.
- Wooridul Hospital expanded.
- Declared Shang-Se-To Vision.
- Classified Degenerative Lumbar Kyphosis and established treatment strategies.
- Chairman Sang-Ho Lee elected the Chairman of International Society for Minimal Intervention in Spinal Surgery (ISMISS) by the Board of Directors.
- Published a thesis on AOLD (Automated Open Laser Discectomy) on Le Rachis, the official journal of the International Group for Study of Intervertebral Spine Approaches (GIEDA) in France.
- Invited to demonstrate Percutaneous Endoscopic laser-assisted Cervical Discectomy (PECD) at the 2nd International Workshop of the Institute of Anatomy, University Dresden, Germany.
- Published a thesis on SCI: Titanium Cage Found More Effective than Autograft when Purulent Lumbar Spondylodiscitis.
- Introduced New Locker System and O-arm.
- Signed MOU with Spine Mark Corporation, USA.
- Presented a research thesis on safe removal of severely displaced disc fragment using endoscopic treatment with local anesthesia.
- Awarded the 2008 Korea Public Health Award in Medical Tourism Division.
- Signed agreement with Mubadala Company for commissioned management of Abu Dhabi Medical Center in UAE and to export the Digital Hospital System.
- Selected as one of the Best International Hospitals in the World by the U.S. Medical Tourism Association (MTA).
- The medical staffs of Wooridul Hospital published the Textbook of Spine.
- Signed Mutual Partnership Agreement with AIG International.
- Signed Mutual Partnership Agreement with CIGNA International.
- Chairman Sang-Ho Lee named in the International Profiles of Accomplished Leaders issued by the American Biographical Institute (ABI).
- Founded the Journal of Critical Spine Case (JCSC).
- Thesis of Carpal tunnel Syndrome surgery technique
- Opening of Daegu Wooridul Hospital
- Thesis of Upper Lumbar paraspinal approach surgery technique
- Thesis of MOC (Multilevel Oblique Corpectomy) using navigation system
- Opening of Dongrae Wooridul Hospital Non-surgery Spine General Center
- New Locker system introduction for ILF (Interspinous Locker Fixation with Ligamentoplasty)
- Achieved all A in hospital evaluation surveys by Korean Health Ministry and selected an excellent hospital
- Make a global partnership contract with worldwide insurance company ‘HTH World Wide Co. (USA)’and ‘Venbreda International Co. (Belgium)’
- Chairman, Sang Ho Lee, International Intradiscal Therapy Society (IITS) president assumption (2007 ~ 2008)
- Chairman, Sang Ho Lee achieved the first prized “2007 Korean economic readers” in R&D management
- President of Non-Invasive Spine Surgery Center, Gun Choi, winning of prize the 20th International Intradiscal Therapy Society (IITS) best papers
- Introduction of NIM Spine System for neuro monitoring (EMG and MPE progress together)
- Thesis of Interspinous Locker Fixation
- Multilevel Oblique Corpectomy(MOC) without fusion development
- Thesis of Ultrazonix using a ultrasound
- Hold the 9th Korea Musculoskeletal and Radiofrequency Society (KOMULAS) and the 17th Spine Total Care Congress
- Hold the 34th ~ 41st International Minimally Invasive Spinal Surgery (MISS) Course for foreign doctors
- Chairman, Sang Ho Lee, presentation in plenary session at American Association of Neurological Surgeons (AANS)
- Vice president, Chan Shik Shim, wining a prize 2006 Spine Arthroplasty Society(SAS) Leon Wiltse Award-Best Overall Paper
- Wooridul radiology wining of prize the Korean Radiological Technologists Association Academic Award (The modified C-Spine View)
- Year of 2005 Wooridul Hospital fellow certificate ceremony (domestic doctor: 7 persons, foreign doctor: 5 persons)
- Chairman, Sang Ho Lee, World Congress of Minimally Invasive Spine Surgery & Techniques (WCMISST) president assumption
- Chairman, Sang Ho Lee, The International Society for Minimal Intervention in Spinal Surgery (ISMISS) vice president assumption
- Chairman, Sang Ho Lee, The Korea Neurosurgical Society Seoul-Gyeonggi-Incheon branch president assumption
- Chairman, Sang Ho Lee, Korean Society for Laser Medicine and Surgery (KSLMS) scientific program chairman assumption
- Published Dynamic Reconstruction of the Spine (Thieme, USA)
- Published ‘Minimally Invasive Spine Surgery and Technique’
- Busan Wooridul Hospital extension opening
- Thesis of Thoracoscopic deformity correction of idiopathic scoliosis
- Thesis of Endoscopic assisted percutaneous lateral transpsoas lumbar fusion
- Thesis of Dual Endoscopic Ventral Decompression and ALIF
- Thesis of the backward Artificial Disc surgery
- WSH Lumbar cage development
- Hold the 8th Korea Musculoskeletal and Radiofrequency Society (KOMULAS) and the 5th Spine Total Care Congress
- Hold the 22nd ~ 33rd International Minimally Invasive Spinal Surgery (MISS) Course for foreign doctors
- Year of 2004 Wooridul Hospital fellow certificate ceremony (domestic doctor: 10 persons, foreign doctor: 3 persons)
- Held a workshop & specialized course of Gyrotonic expansion system
- Winning a prize of Asian Hospital Management Awards ‘Human Resources Development’ section
- Achieved for the hospital specialized in Spine disease by the Korean Health Ministry
- Chairman, Sang Ho Lee, International Musculoskeletal Laser Society (IMLAS) president assumption
- Published the Practice of Minimally Invasive Spinal Technique (AAMISS Press, USA)
- Published the Endoscopic Spine Surgery and Instrumentation (Thieme, USA)
- Introduction of 3D Gate Analysis for diagnoses of walking and abnormal motion
- Opening of Non-surgery Spine General Center
- Seoul Wooridul Hospital general hospital authorization
- A thesis of a non-blood transfusion with the minimally invasive crew fixation
- Development “interspinous locker fixation” for elderly patients
- Development WSH cervical endoscopy set for cervical soft disc herniation
- Hold the 11th International Musculoskeletal Laser Society (IMLAS, Seoul) and the 4th Spine Total Care Congress
- Hold the Asian Academy of Minimally Invasive Spine Surgery (AAMISS)
- Hold the 13th ~ 21st International Minimally Invasive Spinal Surgery (MISS) Course for foreign doctors
- Year of 2003 Wooridul Hospital fellow certificate ceremony (domestic doctor:7 persons, foreign doctor: 3 persons)
- Published a Surgical Techniques in Orthopedics and Traumatology (Elsevier SAS, France)
- 3D Medical image viewer program development
- Opening of Gimpo International Airport Wooridul Hospital
- Opening of Spine Health Screening & Promotion Center
- Established digital operating room
- Introduction of Centaur
- Administration a telecommunication system among network hospitals
- Thesis of Minimally Invasive Transforaminal Lumbar Interbody Fusion with Percutaneous Pedicle Screw Fixation
- Thesis of Percutaneous Facet Screw Fixation
- Percutaneous Endoscopic Removal of Cervical Foraminal Disc
- Thesis of Cervical Discectomy using high-resolution endoscope
- Thesis of Cervical Laminoplasty with Mini-plate
- Thesis of Correction of Spinal deformity with ADR
- Thesis of Anterior Cervical Foraminotomy
- Thesis of Unilateral Hemilaminectomy for Intraspinal Tumors
- Hold the 3rd Spine Total Care Congress
- The 6th International Workshop for Percutaneous Disc Decompression(PDD) with Laser Assisted Spinal Endoscopy(LASE): Cervical, Thoracic and Lumbar
- Development of Interlaminar Percutaneous Endoscopic Lumbar Discectomy
- Development of W.S.H(Wooridul Spine Hospital) Percutaneous Pedicele Screw Fixation System
- Percutaneous Endoscopic Cervical Discectomy and Stabilization development and thesis
- Percutaneous Pedicle Screw Fixation instrument and screw development (Neuroimplant Co., France, W.S.H PPF system)
- Hold the 2nd Spine Total Care Congress
- The 5th International Workshop for Percutaneous Endoscopic Lumbar Discectomy(PELD)
- The 4th International Workshop for Mini-ALIF
- Designated the Royal College of Physicians & Surgeons(RCPS) international training center and Korea branch
- Performed a Percutaneous Endoscopic Foraminoplasty for Lateral Stenosis for outside spinal canal stenosis
- Thesis of CT-Guided Endoscopic Lumbar Discectomy
- Thesis of CT-Guided Spinal Root Block
- Thesis of CT- Guided Lumbar Discography
- Performed a third generation Endoscopic Laser Foraminoplasty with seeing a spine nerve
- Performed a Prosthetic Disc Nucleus: PDN
- A success of Percutaneous Endoscopic Thoracic Laser Discectomy
- Development an endoscope for using Percutaneous Laser-assisted Cervical Discectomy (Storz Co., Germany)
- Percutaneous Cervical Stabilization development (Disc_O_Tech Co., Israel, WSH Cervical Spacer)
- Lumbar Interbody Fusion Lordotic Cage development (Neuroimplant Co., France, LG Cage)
- Hold the 1st Spine Total Care Congress
- Hold the 1st and 2nd International Course for Percutaneous Endoscopic Spinal Surgery & Complementary Techniques)
- Designated IMLAS’ international training center
- Designated AAMISMS’ Korea branch and training center
- Published a Lasers in the Musculoskeletal System(Springer, England)
- Opening of ‘Dance Medicine’ treat a lumbago with dance
- Thesis of Percutaneous Lumbar Facet Screw Fixation(PPF) surgery
- Performed a Percutaneous Endoscopic Thermo- Diskoplasty
- Performed an Intradiscal Electrothermal Therphy (IDET)
- Performed an Endoscopic Laser Foraminoplasty (ELF)
- Development of PECD and PELD instrument by our own (Medsys Co., Belgium, WSH Canual, Wooridul Forcep)
- Adoption of Germany medical college textbook
- Opening Gyrotonic Expansion System Center
- Performed an Anterior Lumbar Interbody Fusion for Lumbar Degenerative Kyphosis(LDK)
- Performed a Minimal Invasive Extrapleural Thoraco Lumbar Discectomy and Corpectomy with fusion
- Operation of Saline Test for Percutaneous Vertebroplasty
- Development of Extraforaminal Lumbar Discectomy and Fusion
- Performed Transforaminal Endoscopic Lumbar Discectomy
- Development of Retroperitoneal Endoscopic Lateral Lumbar Interbody Fusion
- Published a <Neck Disk> about cervical disk
- Percutaneous Endoscopic Laser-assisted Cervical Discectomy (PECD) Kit development (CLARUS Co., America)
- Development a titanium-cage for cervical disk surgery, and application for an international patent (Medsys Co., Belgium)
- Performed a Percutaneous Lumbar Interbody Fusion
- Percutaneous Endoscopic Laser-assisted Cervical Discectomy (PECD) Kit development (CLARUS Co., America, WSH Cervical LASE)
- Success of Computer Assisted Image-Guided Spinal Navigation
- Success of Retroperitoneal Endoscopic Anterior Lumbar Interbody Fusion
- Success of Thoracoscopic Spine Surgery
- Operation of 1996 Unilateral Laminectomy for Bilateral Decompression of Spinal Stenosis (UBD)
- Thesis of Endoscopic assisted Corpectomy under Mini-Thoracotomy
- Disorder diagnosis of Degenrative Disc Disease (DDD) & Internal Disc Derangement (IDD) and treatment thesis
- Performed a Microscopic Laser - assisted Extraforaminal Discectomy
- Performed a Laparoscopic Lumbosacral Interbody fusion
- Open Microsurgerical Laser - assisted Extraforaminal Discectomy and Foraminoplasty
- Development of Unilateral Laminectomy for Bilateral Decompression of Spinal Stenosis(UBD)
- Performed a Minimally Invasive Lateral Lumbar Discectomy and Interbody Fusion
- Performed an Open Laser Treatment for Ossification of Posterior Longitudinal Ligament of Cervical Spine
- Performed a Minimally Invasive Anterior Lumbar Discectomy and Interbody Fusion
- Performed an Interspinous Ligamentplasty for Soft Fixation of Degenerative Lumbar Instability
- Development of Open Laser Assisted removal of Ossification of Posterior Longitudinal Ligament of Cervical Spine
- Performed a Percutaneous Endoscopic Laser-assisted Cervical Discectomy (PECD)
- Performed an Automated Percutaneous Cervical Discectomy (APCD).
- Hold an endoscope spine disk surgery world congress on the subject of “A new future of spine disk operation”
- Foundation of MedX Spinal Health Strengthening System
- Thesis of Percutaneous Endoscopic Laser-assisted Lumbar Discectomy (PELD)
- Thesis of Open Laser-assisted Lumbar Micro discectomy (OLM)
- Performed a Vertetrack
- Operation of Automated Open Lumbar Discectomy(AOLD)
- Kit development (Surgical Dynamic Co., America) and perform
- Kit development (Automated Open Lumbar Discectomy(AOLD), Surgical Dynamic Co., America)
- Published a spine health books <Is your waist healthy?>
- Opening of ‘Busan Wooridul Hospital’
- Opening of ‘Sangho Lee Neurosurgery clinic’