Clinical Department & Center

Oral and Maxillofacial Surgery


Our department handles inflammation, injury and tumors (malignant and benign), cysts, diseases of the membranes, diseases of the salivary glands, temporomandibular disorders, jaw deformity, cleft palate, etc. in the oral and maxillofacial areas.
Concerning malignant tumors, jaw deformity and cleft palate, specialist groups are responsible for treatment and take a team approach in cooperation with other clinical departments.
We also perform tooth extractions for patients with underlying diseases, extraction of impacted teeth, tooth implantation, replantation and implant surgery.


Medical care system

A total of 10 oral surgeons provide dental care to approximately 2,300 new outpatients and 600 inpatients each year. Cleft palate, jaw deformities and malignant tumors are handled by specialist groups.

Treatment policy

To assure safe and reliable medical care, we explain all details to patients and make sure that patients understand the treatment. We also cooperate with other clinical departments to diagnose and treat disease comprehensively.

Area of medical care

Oral and maxillofacial surgery

Consultation hours

First visit: even-numbered days between Monday and Friday (The Department of Oral Medicine takes charge of first-visit patients on odd-numbered days)
First-visit reception: 8:30 a.m. – noon (by appointment only)
Return visit: Monday – Friday
Return-visit reception: 8:30 a.m. – 4:00 p.m. (by appointment only)
Closed: Saturdays, Sundays, national holidays, year-end and New Year holidays

*Inquires: Third Clinic: 011-706-4349/4352/4386 (9:00 a.m. – 5:00 p.m.) Number for appointments: 011-706-7733 (9:00 a.m. – 4:00 p.m.)
*If you wish to visit the Department of Oral and Maxillofacial Surgery, please schedule your first appointment on even-number days.
* In principle, surgical treatment such as tooth extraction is not performed at the first visit.
*We handle urgent cases (such as bleeding) as needed.

Major tests and equipment


  • Ultrasonography
  • Videofluorographic swallowing
  • Arthroscopy
  • Dental metal patch test
  • Candida and other oral bacterial tests
  • Rhinopharyngeal endoscopy (NBI system)


(Third Clinic, Center for Oral Surgery)
  • Eight oral surgery examination units
  • Eight dental examination units
  • Eight surgery units

Medical care results

(Unit: people)
Classification FY 2011 FY 2012 FY 2013 FY 2014 FY 2015
Number of outpatients 2,439 2,506 2,378 2,377 2,065
Number of inpatients 659 682 668 778 738

Surgical cases at the Surgical Center

(Unit: case)
Classification FY 2011 FY 2012 FY 2013 FY 2014 FY 2015
Number of all surgical cases 282 291 246 271 264
Jaw deformity 55 57 44 56 51
Malignant tumors 37 36 29 45 41
Maxillary tumor/cyst 47 49 62 57 56
Cleft lip and palate 30 37 28 33 19
Surgery before prosthetic treatment 13 23 15 14 19
Injuries 3 2 2 5 2

Surgical cases at the Dental Care Center (Dental Anesthesiology)

(Unit: case)
Classification FY 2011 FY 2012 FY 2013 FY 2014 FY 2015
Surgery under general anesthesia/
intravenous anesthesia
411 449 459 504 486
(As of April, 2016)