Current position

• Maxillofacial surgeon FMH and dentist, private practice, since 2011. Plainpalais Oral and Maxillofacial Surgery Center, 15 Rue Guillaume de Marcossay, 1205 Geneva
• Approved surgeon at La Colline Hislanden, Générale Beaulieu, La Tour, and Nouvelle Clinique clinics. Vert-Pré. La Plaine Clinic
• Consultant physician, HUG, Maxillofacial and Oral Surgery Department. Start date: January 2011

Diplomas

• Federal Matura, science section, honors, Collège de Genève, 1983
• Federal Diploma in Medicine, University of Geneva, Geneva, March 20, 1991
• Federal Diploma in Dentistry, University of Geneva, Geneva, September 23, 1997
• European Diploma in Medicine and Surgery, Madrid, December 14, 1998
• Doctorate in Medicine, University of Geneva, Geneva, November 10, 2003, Thesis No. 10343
• FMH title of specialist in Maxillofacial Surgery, Bern, December 23, 2003
• SSOS title of specialist in Oral Surgery, Bern, March 9, 2005
• Expert in CBCT/TVN radiation protection: December 7, 2019

Professional activities

a) Professional appointments

• Oct. 1991 – Sept. 1992: Internal Medicine, Montreux Hospital, CH (Dr. Weber)
• Oct. 1992 – Sept. 1993: General Surgery, Samaritain Hospital, Vevey, CH (Dr. Thiébaud)
• Oct. 1993 – Apr. 1994: General Surgery, Morges Hospital, CH (Dr. Meyer)
• Apr. 1994 – Sept. 1994: General Surgery, Yverdon-les-Bains Hospital, CH (Dr. Schmid)
• Nov. 1994 – Sept. 1997: Medical–surgical outpatient clinic, Permanence of the Onex Medical Group, Geneva, CH (Dr. Raetzo)
• Aug. 1995 & Jul. 1996: Oral and Maxillofacial Surgery, HUG (Geneva University Hospitals), Geneva, CH (Prof. Richter)
• Oct. 1997 – Sept. 2000: Oral and Maxillofacial Surgery, Assistant physician, HUG, Geneva, CH (Prof. Richter)
• Oct. 2000 – Sept. 2001: Oral and Maxillofacial Surgery, Deputy Clinic Head (CDC adj.), HUG, Geneva, CH (Prof. Richter)
• Oct. 2001 – Sept. 2004: Oral and Maxillofacial Surgery, Clinic Head (CDC), HUG, Geneva, CH (Prof. Richter)
• Oct. 2004 – Dec. 2010: Oral and Maxillofacial Surgery, Consultant (Médecin adjoint), HUG, Geneva, CH (Prof. Richter). Also in independent private practice.
• From Jan. 2011: Primarily private practice; Consultant in Oral and Maxillofacial Surgery, HUG, Geneva, CH (Prof. Scolozzi)

b) Lectures and presentations

• Lausanne, 25 June 1998: 6th Congress of the Union of Swiss Surgical Societies — “Craniofacial trauma: what’s new since the last Union congress.” M. Hugentobler, A. Reverdin
• Geneva, 23–24 March 2001: 28th Congress of the French Association & Swiss Society of Oral and Maxillofacial Surgery — “Alveoloplasty with autologous iliac crest graft: comparison between two coverage techniques,” M. Hugentobler, G. Herzog, M. Richter; “Sequelae of cleft lip and palate: stability of maxillary advancement with or without mandibular setback,” I. Dojcinovic, M. Hugentobler, M. Richter
• Lausanne, 23 March 2002: Annual Congress (SAKM/SGDMFR/Swiss Society for Laser Oro-Facial Surgery) — multiple talks including “Preservation of the maxillary sinus membrane during Le Fort I sandwich osteotomies,” “Sinus lift and platelet-derived growth factors,” “Sinus floor augmentation with autologous bone graft,” “Three techniques for closing large oro-antral/oro-nasal communications.”
• Montpellier, 29 April 2003: 1st Francophone International Congress / 40th National Congress of Stomatology & Maxillofacial Surgery — “Delayed amaurosis and orbital fractures. A risk to know,” M. Hugentobler, M. Richter
• Biel/Bienne, 6 March 2004: SAKM Annual Congress — “Orbital fractures: delayed post-traumatic blindness. A danger to know,” M. Hugentobler, I. Dojcinovic, M. Richter; “Unusual ballistic injuries,” I. Dojcinovic, M. Hugentobler, M. Richter; “From severe craniofacial trauma to dental rehabilitation,” M. Richter, M. Hugentobler, I. Dojcinovic
• Lucerne, 5 Nov. 2004: “Maxillary atrophy: pre-prosthetic surgery and implant reconstruction,” M. Hugentobler, H. Oeggerli, M. Richter
• Geneva, 1 Sept. 2005: 23rd Bone Disease Days — “Bisphosphonate-related osteonecrosis of the jaw,” B. Uebelhart, M. Hugentobler, M. Richter, N. Vogt, R. Rizzoli
• Basel, 5 Nov. 2005: 20th SGKG/SSCMF Annual Meeting — “Infectious complications of corticosteroid therapy in traumatology,” I. Dojcinovic, M. Richter, M. Hugentobler, M. Broome
• St. Gallen, 11 March 2006: SAKM Annual Meeting — “Mandibular osteochemionecrosis: a time bomb,” M. Hugentobler, M. Richter, I. Dojcinovic; “Mucormycosis: a potentially fatal complication of maxillofacial trauma,” I. Dojcinovic, M. Richter, M. Hugentobler
• Vienna, 10 March 2007: European Congress of Radiology — “How to diagnose & report on traumatic lesions of the head & neck,” Becker M., Kohler R., M. Hugentobler
• Nantes, 16 March 2007: 32nd Congress of the French Association of Maxillofacial Surgery — “Impact of Le Fort I osteotomy on naso-sinus function,” and “Assessment of taste disorders after sagittal split ramus osteotomy,” various authors incl. M. Hugentobler
• Geneva, 26–27 April 2007: 8th Congress of the Society for Dental Science / 51st Congress of the Francophone Society of Oral Medicine & Oral Surgery / International Days of the French Implantology Society — “Bisphosphonate-related osteonecrosis: proposed medical–dental management algorithm,” M. Richter, M. Hugentobler
• Berlin, 1 Dec. 2007: 15th Meeting, German ENT Society Olfactology & Gustation Working Group — “Taste after mandibular sagittal split osteotomy,” B.N. Landis, M. Hugentobler, I. Dojcinovic, M. Richter
• Geneva, 11 June 2009: ENT Colloquium, HUG — “Dental implants and radiotherapy,” M. Hugentobler
• Geneva, 25 Feb. 2013: International Team for Implantology — “Implants and radiotherapy,” M. Hugentobler
• Geneva, 11 Nov. 2016: “Reconstruction of a bony profile with 3 live-OP,” Center for Oral & Maxillofacial Surgery, private clinic — M. Hugentobler, H. Oeggerli, I. Dojcinovic

c) Postgraduate and continuing education

• 1994–2025: on request.
• FMH continuing-education diplomas in Oral and Maxillofacial Surgery & Oral Surgery, 2017–2025 (on request).
• Radiation-protection expert, CBCT/TVN, recognition and certification by FOPH/BAG, Basel, 6–7 Dec. 2019.

d) Lectures given at the HUG postgraduate OMFS colloquium, Geneva

• 2001–2008: on request.

e) Humanitarian surgery

• Ethiopia, March 2000: War-related Oral and Maxillofacial Surgery; teaching mission for local surgeons, ICRC, Central Military Hospital, Addis Ababa, 4–25 March 2000.

f) Emergency medicine

• Geneva, 3–5 May 2001: 8th Swiss ATLS course (Advanced Trauma Life Support).
• Oct. 1999 – Oct. 2004: Triage chief resident/clinic physician in Surgery, Division of Medical–Surgical Emergencies, 10 days/year.

g) Miscellaneous

• Geneva, May 2002: TV report “Sleep Apnea Syndrome,” TV magazine Pulsations, Léman Bleu Television.
• Geneva, 20 Feb. 2003: Medical expertise for bodily integrity impairment under LAA; HUG file No. 40.1098035.5.
• Geneva, 17 March 2008: Extrajudicial expert opinion, mandate LKNR & Associates; HUG file No. 40.1083001.

Teaching

a) Undergraduate

• 1998–2009: OMFS courses for medical students, HUG (2004: 8 h/yr).
• 1998–2009: OMFS & General Surgery courses for dental students, HUG (2004: 8 h/yr).
• 2000–2008: OMFS courses for scrub nurses, HUG (4 h/yr).
• 2003–2007: OMFS courses for OR technicians (TSO), School of Nursing Staff, Fribourg (3 h/yr).

b) Postgraduate

• Geneva, 10 Jan. 2002: Postgraduate orthodontics colloquium, Univ. of Geneva — “Alveoloplasty in treatment of cleft lip and palate: surgical and orthodontic aspects,” M. Hugentobler.
• Geneva, 23–25 May 2002: 4th Francophone Course in Maxillofacial Physiotherapy.
• Geneva, 18 Dec. 2002: Neurosurgery postgraduate colloquium Lausanne–Geneva — “Craniofacial trauma: operative collaboration between neurosurgery and maxillofacial surgery,” Hugentobler M., Reverdin A., HUG.
• 2003–2004: Organization/presentation of postgraduate videoconferences of OMFS services, Geneva–Montpellier–Perpignan (4 h/yr).
• Geneva, 2003–2006: OMFS seminar for Radiologic Technologists, HUG (1 h/yr).
• Geneva, 19 May 2004: Postgraduate orthodontics colloquium — “Genioplasties,” Hugentobler M.
• Geneva, 16 May 2005: Postgraduate orthodontics colloquium — “Complications of Le Fort I maxillary osteotomies,” Broome M., Hugentobler M.
• Geneva, 1 June 2006: 6th Francophone Course in Maxillofacial Physiotherapy.
• Geneva, 18 Jan. 2007: Postgraduate orthodontics colloquium — “Correction of endognathia,” Boutroumans E., Hugentobler M.
• Geneva, 30 June 2007: 7th Francophone Course in Maxillofacial Physiotherapy.
• Nyon, 25 June 2008: VD-GE Maxillofacial Colloquium — “Changes in taste after BSSO,” Hugentobler M.; “Impact of Le Fort I osteotomy on naso-sinus function,” Hugentobler M., Richter M.

Lectures at the HUG OMFS postgraduate colloquium: see 5.d).

Research

• Development of a database for studying Sleep Apnea Syndromes, in collaboration with the Department of Surgery IT group, 1999.
• Clinical study: “Oral prevention in hospitalized patients wearing Dautrey maxillary or mandibular splints,” Geneva School of Dental Hygienists, thesis, April 2005, D. Grangier, T. Bunjaku, M. Richter, M. Hugentobler.
• Ongoing clinical studies: “Effectiveness of mandibular advancement devices in sleep apnea syndromes,” I. Dojcinovic, M. Hugentobler, M. Richter.
• Ongoing clinical studies: “Gustatory function before and after bilateral sagittal split osteotomy,” B. Landis, M. Hugentobler, M. Richter.
• Ongoing clinical studies: “Naso-sinus function before and after Le Fort I maxillary osteotomy,” B. Landis, M. Hugentobler, M. Richter.
• Cochrane Review (protocol R0163, in progress): Interventions for treating osteonecrosis of the jaw bones associated with bisphosphonates, Vogt-Ferrier N., Hugentobler M., Uebelhart B., Tramer M., Rollason V.

Distinctions

• Faculty member & Instructor, 73rd AO ASIF Course in Craniofacial Surgery, Davos, Switzerland, 10–15 Dec. 2000.
• Schmutziger Prize: “Orbital fractures: delayed post-traumatic blindness. A danger to know,” SAKM, Biel/Bienne, 6 March 2004.
• IADR Evidence-based Dentistry Network Systematic Review Award 2007: Cochrane Review protocol 0163 on bisphosphonate-associated jaw osteonecrosis.

Societies

• FMH, Federation of Swiss Physicians
• SGKG, Swiss Society of Maxillofacial Surgery
• SAKM, Swiss Association for the Study of Maxillofacial Surgery and Stomatology
• IAOMS, International Association of Oral and Maxillofacial Surgeons
• AMG, Geneva Medical Association
• SVM, Vaud Medical Society
• SSO: signatory of the tariff agreement on medico-dental care according to LAA/AI/AM
• ITI: International Team for Implantology

Technical and Scientific Functions

• Examiner for medical professions: federal examinations for dental surgeons
• Expert board “Bisphosphonates and jaw osteonecrosis,” Novartis 2006

Publications

1) Original articles published in peer-reviewed journals

• Treatment of recurrent temporomandibular joint dislocation with botulinum toxin. Gilles R., Magistris M.R., Hugentobler M., Richter M. Rev Stomatol Chir Maxillofac, 2000: 101,4, 189-191
• About a trifocal fracture of the mandible. Richter M., Hugentobler M., Perrin J-P., Mercier J-M. Rev Stomatol Chir Maxillofac, 2005: 106,1, 38-52
• Sub-condylar abscess: a rare complication of local anesthesia. Dojcinovic I., Hugentobler M., Richter M. Rev Stomatol Chir Maxillofac, 2006: 107, 366-369
• Coverage techniques in secondary alveoloplasty. Comparison of two types of flaps. Hugentobler M., Dojcinovic Y., Richter M. Rev Stomatol Chir Maxillofac, 2006: 107, 145-151
• Unusual ballistic facial trauma with a less lethal launcher. Dojcinovic I., Hugentobler M., Richter M. J Oral Maxillofac Surg, 65: 2105-2107, 2007
• Intravenous bisphosphonates in osteoporosis and jaw osteonecrosis: comment on the article by Delmas et al. Landis BN, Hugentobler M. Arthritis Rheum. 2006 Oct 30; 54(11): 3720-3721
• Dental hygiene and maxillomandibular osteonecrosis after bisphosphonate therapy.
• Landis B., Richter M., Dojcinovic I., Hugentobler M. Accepted for publication, The Lancet, Feb. 2006
• Osteonecrosis of the jaw after treatment with bisphosphonates is irreversible, so the focus must be on prevention. Landis BN, Richter M, Dojcinovic I, Hugentobler M. BMJ 2006; 333: 982-983
• Needle breakage: a rare and potentially dangerous complication during local anesthesia. Dojcinovic I., Hugentobler M., Richter M. Rev Stomatol Chir Maxillofac, 2007; 108 (3): 222-224
  Jaw osteonecrosis during bisphosphonate treatment and osteoporosis. Landis BN, Hugentobler M. Ann Intern Med, 2006, Electronic rapid response: http://www.annals.org/cgi/eletters/144/10/753#3159
• Algorithm for management of patients treated with bisphosphonates. Hugentobler M., Richter M. Rev Stomatol Chir Maxillofac 2006; 107: 441-444
• Osteonecrosis of the jaws: maxillofacial recommendations for bisphosphonate prescribers. Landis BN, Richter M., Dojcinovic I., Hugentobler M. J Int Med 2007; 261: 101-102
• Interventions for treating osteonecrosis of the jaw bones associated with bisphosphonates. Vogt-Ferrier N., Hugentobler M., Uebelhart B., Tramer M., Rollason V. Accepted for publication, Cochrane Review, Protocol R0163
• Osteonecrosis of the jaw after treatment with bisphosphonates: is irreversible, so the focus must be on prevention. Landis BN, Richter M, Dojcinovic I, Hugentobler M. Prim Dent Care, Jan 2007; 14(1): 36
• Life-threatening bleeding after tooth extraction. Dojcinovic I, Gaspard L, Momjian A, Richter M, Hugentobler M., Landis BN. Submitted for publication, Journal of Dentistry, May 2007
• Sagittal split osteotomy: a simple repositioning measuring instrument. Hugentobler M. Accepted for publication, Br Maxillofac Surg, 2010; 48(4): 312-313
• Anhydrotic ectodermal dysplasia and implant rehabilitation. Fotso J., Hugentobler M., Kiliaridis M., Richter M. Rev Stomatol Chir Maxillofac 2009; 110: 50-54
• Severe dental malocclusion: an insidious complication of mandibular advancement device treatment for sleep apnea syndrome. Hugentobler M., Scolozzi P. Accepted for publication August 2009, Oral Surg Oral Med Oral Pathol Oral Radiol Endod
• Dental implants and radiotherapy. Hugentobler M., Guyot JP. Rev Med Suisse 2009; 5:1936-9
• Maxillary pseudarthrosis after Le Fort I osteotomy. Imholz B., Richter M., Dojcinovic I., Hugentobler M. Rev Stomatol Chir Maxillofac 2010; 111:270-275

2) Original articles published in non-peer-reviewed journals

• Mandibular fractures: what should be remembered? Hugentobler M., Richter M., Jaquinet A., Oeggerli H. Méd Hyg, 57:2469-72, Dec. 1999
• Orthognathic surgery and obstructive sleep apnea syndrome. Richter M., Jaquinet A., Hugentobler M. Méd Hyg, 57:2473-6, Dec. 1999

3) Thesis

Doctoral Thesis in Medicine: “Secondary alveoloplasty in the treatment of cleft lip and palate. Comparison of two coverage techniques based on 41 cases.” Thesis No. 10343, University of Geneva, November 10, 2003

4) Abstracts presented at international conferences

• “Alveoloplasty using autologous iliac graft: comparison between two coverage techniques.” Hugentobler M., Herzog G., Richter M. XXVIII Congress of the French Association and Swiss Society of Maxillofacial Surgery, Geneva, March 23, 2001, Abstract Book, Pillon Press, p.13, Amiens, March 2001
• “Sequelae of cleft lip and palate: stability of maxillary advancements associated or not with mandibular setback.” Dojcinovic I., Hugentobler M., Richter M. XXVIII Congress of the French Association and Swiss Society of Maxillofacial Surgery, Geneva, March 23, 2001, Abstract Book, Pillon Press, p.9, Amiens, March 2001
• “Delayed amaurosis and orbital fractures. A risk to be known.” M. Hugentobler, Richter M. 1st International Francophone Congress, 40th National Congress of Stomatology and Maxillofacial Surgery, Montpellier, April 29, 2003, Rev Stomatol Chir Maxillofac, Vol 104, No.2 (suppl), p.1S64, April 2003
• “Impact of Le Fort I osteotomy on naso-sinus function.” M. Richter, B. Landis, I. Dojcinovic, M. Hugentobler. XXXII Congress of the French Association of Maxillofacial Surgery, Nantes, March 15-17, 2007, Abstract Book
• “Evaluation of taste disorders after sagittal split osteotomy of the mandibular ramus.” M. Hugentobler, B. Landis, I. Dojcinovic, M. Richter. XXXII Congress of the French Association of Maxillofacial Surgery, Nantes, March 15-17, 2007, Abstract Book
• “Schmeckvermögen nach sagittaler split osteotomie der mandibula.” B.N. Landis, M. Hugentobler, I. Dojcinovic, M. Richter. 15th Meeting of the Working Group on Olfactology and Gustology of the German ENT Society, Berlin, 2007, p.11

5) Other publications

• “Maxillofacial Surgery and Radiology.” Agostini S., Hugentobler M., internal teaching handout for hospital use, HUG, Geneva, May 2005
• “Operational Control Procedure” of the OPT for radiology technicians. Agostini S., Hugentobler M., internal use HUG, unpublished (PowerPoint document), Geneva, November 19, 2008