We are a team of dental specialists, who strive to address your individual needs

Oral & Maxillofacial Surgeons

Dr. Karl Cuddy

Dr. Karl Cuddy was raised in Burlington, and studied at McMaster University where he received his BSc prior to starting professional and graduate studies at Western University and the Schulich School of Medicine and Dentistry.  He completed his studies in dentistry and medicine, receiving DDS (Doctor of Dental Surgery) and MD (Doctor of Medicine) degrees. Hospital based residency training in Oral and Maxillofacial Surgery was completed over 6 years through the Schulich School of Medicine and Dentistry, London Health Sciences Center and St. Joseph’s Healthcare London.  Additionally, Dr. Cuddy completed a MSc in Pathology, studying tumour markers in cysts and tumours of the jaws.


Following residency, Dr. Cuddy furthered his training as a fellow in Advanced Craniomaxillofacial Surgery and Trauma through the Head and Neck Institute, Legacy Emanuel Medical Center and Portland Providence Medical Center in Portland, Oregon.   Dr. Cuddy works as an Assistant Professor and Director of Education and Maxillofacial Trauma at the University of Toronto with the graduate training program in Oral and Maxillofacial Surgery. His research interests include the use of technology (ie. computer aided surgery and intraoperative imaging) to improve patient outcomes in orthognathic and craniomaxillofacial reconstructive surgery, including for patients with defects and deformities acquired through trauma, congenital anomalies or tumours of the head and neck.  Dr. Cuddy is involved in organized OMF surgery, as a member of the executive committee of the Ontario Society of Oral and Maxillofacial Surgeons


Away from work Dr. Cuddy enjoys a number of sports, including hockey, tennis, skiing and cycling.

Dr. Karl Cuddy

Dr. Karl Cuddy was raised in Burlington, and studied at McMaster University where he received his BSc prior to starting professional and graduate studies at Western University and the Schulich School of Medicine and Dentistry.  He completed his studies in dentistry and medicine, receiving DDS (Doctor of Dental Surgery) and MD (Doctor of Medicine) degrees. Hospital based residency training in Oral and Maxillofacial Surgery was completed over 6 years through the Schulich School of Medicine and Dentistry, London Health Sciences Center and St. Joseph’s Healthcare London.  Additionally, Dr. Cuddy completed a MSc in Pathology, studying tumour markers in cysts and tumours of the jaws.


Following residency, Dr. Cuddy furthered his training as a fellow in Advanced Craniomaxillofacial Surgery and Trauma through the Head and Neck Institute, Legacy Emanuel Medical Center and Portland Providence Medical Center in Portland, Oregon.   Dr. Cuddy works as an Assistant Professor and Director of Education and Maxillofacial Trauma at the University of Toronto with the graduate training program in Oral and Maxillofacial Surgery. His research interests include the use of technology (ie. computer aided surgery and intraoperative imaging) to improve patient outcomes in orthognathic and craniomaxillofacial reconstructive surgery, including for patients with defects and deformities acquired through trauma, congenital anomalies or tumours of the head and neck.  Dr. Cuddy is involved in organized OMF surgery, as a member of the executive committee of the Ontario Society of Oral and Maxillofacial Surgeons


Away from work Dr. Cuddy enjoys a number of sports, including hockey, tennis, skiing and cycling.

Dr. Lorenzo Vigna

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Dr. Vigna was born and raised in Toronto where he attended high school at Oakwood Collegiate Institute and graduated with Honors. He was both an Ontario scholar and a Toronto Scholar. Dr. Vigna enjoyed playing rugby and was fortunate to be a part of 4 city championships while in high school. After high school Dr. Vigna attended the University of Toronto where he was affiliated with Trinity College at the St. George Campus.


He was accepted into Dental School in 1986 and graduated with Honors from University of Toronto Faculty of Dentistry. Again during his university years he was a part of 3 Rugby championships with the Faculty of Dentistry. After completing dental school Dr. Vigna completed a one year dental internship at the Toronto General Hospital from 1990-1991. At that time he treated medically compromised patients at the dental clinic and was exposed to the oral surgery program at the University. This created interest in oral surgery and subsequently encouraged him to apply to the oral surgery programs throughout the United States. He was accepted at Sinai Hospital of Detroit, University of Detroit.


For four years from 1991- 1995 he completed the Oral and Maxillofacial Surgery program. The training was very extensive and included Facial reconstruction and Craniofacial work. Facial trauma surgery was prominent in his training. In 1995, following oral surgery residency Dr. Vigna took his fellowship exams and obtained his Royal College of Dental Surgery fellowship with the Canadian Board. Dr. Vigna has been practicing oral maxillofacial surgery in Ontario since 1995. He has had the pleasure of servicing the Niagara Region since 1996 where he has opened his Oral Surgery Clinic. Dr. Vigna is the Chief of Oral and Maxillofacial Surgery for the Niagara Health System. He operates at both the St. Catharines General Hospital and the Greater Niagara General Hospital. He is also the Lead for Dental Service with the Department of Surgery at the Niagara Health System. Dr. Vigna is an Assistant Clinical Professor of Surgery with McMaster University and teaches Ear, Nose and Throat residents in both his clinic and hospital. Dr. Vigna is a member of multiple associations. He is also a member of the prestigious Chalmers J. Lyons Academy of Oral and Maxillofacial Surgeons.


Dr. Vigna’s main focus of practice at this time is full mouth reconstruction with dental implants. Dr. Vigna routinely performs All-On-4 surgery and is one of only a few surgeons that routinely performs Zygoma implant surgery. Dr. Vigna also lectures on Fixed-Immediate load prostheses with Zygoma implants.


In addition, Dr. Vigna is one of the leading clinicians in Canada for Dentsply Sirona and the Conus treatment concept. Dr. Vigna lectures on the Conus treatment concept and produces teaching literature for Dentsply Sirona.

Procedures

Dr. Lorenzo Vigna

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Dr. Vigna was born and raised in Toronto where he attended high school at Oakwood Collegiate Institute and graduated with Honors. He was both an Ontario scholar and a Toronto Scholar. Dr. Vigna enjoyed playing rugby and was fortunate to be a part of 4 city championships while in high school. After high school Dr. Vigna attended the University of Toronto where he was affiliated with Trinity College at the St. George Campus.


He was accepted into Dental School in 1986 and graduated with Honors from University of Toronto Faculty of Dentistry. Again during his university years he was a part of 3 Rugby championships with the Faculty of Dentistry. After completing dental school Dr. Vigna completed a one year dental internship at the Toronto General Hospital from 1990-1991. At that time he treated medically compromised patients at the dental clinic and was exposed to the oral surgery program at the University. This created interest in oral surgery and subsequently encouraged him to apply to the oral surgery programs throughout the United States. He was accepted at Sinai Hospital of Detroit, University of Detroit.


For four years from 1991- 1995 he completed the Oral and Maxillofacial Surgery program. The training was very extensive and included Facial reconstruction and Craniofacial work. Facial trauma surgery was prominent in his training. In 1995, following oral surgery residency Dr. Vigna took his fellowship exams and obtained his Royal College of Dental Surgery fellowship with the Canadian Board. Dr. Vigna has been practicing oral maxillofacial surgery in Ontario since 1995. He has had the pleasure of servicing the Niagara Region since 1996 where he has opened his Oral Surgery Clinic. Dr. Vigna is the Chief of Oral and Maxillofacial Surgery for the Niagara Health System. He operates at both the St. Catharines General Hospital and the Greater Niagara General Hospital. He is also the Lead for Dental Service with the Department of Surgery at the Niagara Health System. Dr. Vigna is an Assistant Clinical Professor of Surgery with McMaster University and teaches Ear, Nose and Throat residents in both his clinic and hospital. Dr. Vigna is a member of multiple associations. He is also a member of the prestigious Chalmers J. Lyons Academy of Oral and Maxillofacial Surgeons.


Dr. Vigna’s main focus of practice at this time is full mouth reconstruction with dental implants. Dr. Vigna routinely performs All-On-4 surgery and is one of only a few surgeons that routinely performs Zygoma implant surgery. Dr. Vigna also lectures on Fixed-Immediate load prostheses with Zygoma implants.


In addition, Dr. Vigna is one of the leading clinicians in Canada for Dentsply Sirona and the Conus treatment concept. Dr. Vigna lectures on the Conus treatment concept and produces teaching literature for Dentsply Sirona.

Oral Medicine

Dr. Michael Duchnay


Dr. Michael Duchnay, D.M.D., M.Sc., F.R.C.D.(C.) (Oral Medicine)


Dr. Michael Duchnay is a board-certified specialist in Oral Medicine. He took his clinical training in Oral Medicine at the University of Toronto, and successfully defended his M.Sc. (Oral Medicine) in the fall of 2013.  Previously, he completed his undergraduate dental training at McGill University, and holds a B.Sc. (Hons.) in Laboratory Medicine and Pathobiology from the

University of Toronto. He is a native of southwestern Ontario, having grown up in the town of Brantford.

Procedures

Dr. Michael Duchnay


Dr. Michael Duchnay, D.M.D., M.Sc., F.R.C.D.(C.) (Oral Medicine)


Dr. Michael Duchnay is a board-certified specialist in Oral Medicine. He took his clinical training in Oral Medicine at the University of Toronto, and successfully defended his M.Sc. (Oral Medicine) in the fall of 2013.  Previously, he completed his undergraduate dental training at McGill University, and holds a B.Sc. (Hons.) in Laboratory Medicine and Pathobiology from the

University of Toronto. He is a native of southwestern Ontario, having grown up in the town of Brantford.

Medical Anaesthesiology

Dr. Zbigniew Wojtasik

Dr. Zbigniew Wojtasik MD,FRCPC(C) Anaesthesiology


Having trained at the University of Alberta and subsequently at the University of Toronto, Dr. Zbigniew Wojtasik obtained his Certificate of Specialization in Anaesthesiology from the Royal College of Physicians and Surgeons of Canada in 1998.

Throughout his career, Dr. Wojtasik held various positions of leadership at the Central Hospital in Toronto and the Trillium Health Centre. He currently holds a courtesy appointment with Trillium Health Centre and the University of Toronto Department of Anaesthesia.

Over the years, Dr. Wojtasik took an interest in out of hospital anaesthesia and formed a team of Anaesthesiologists; operating collectively as Surgiservices to provide anaesthesia to a wide base of surgical and dental facilities across Southern Ontario.


Dr. Wojtasik is recognized by his peers as an expert and is a leader in the field of out of hospital anaesthesia. 


He will be happy to meet you at our Clinic.

Procedures

Dr. Zbigniew Wojtasik

Dr. Zbigniew Wojtasik MD,FRCPC(C) Anaesthesiology


Having trained at the University of Alberta and subsequently at the University of Toronto, Dr. Zbigniew Wojtasik obtained his Certificate of Specialization in Anaesthesiology from the Royal College of Physicians and Surgeons of Canada in 1998.

Throughout his career, Dr. Wojtasik held various positions of leadership at the Central Hospital in Toronto and the Trillium Health Centre. He currently holds a courtesy appointment with Trillium Health Centre and the University of Toronto Department of Anaesthesia.

Over the years, Dr. Wojtasik took an interest in out of hospital anaesthesia and formed a team of Anaesthesiologists; operating collectively as Surgiservices to provide anaesthesia to a wide base of surgical and dental facilities across Southern Ontario.


Dr. Wojtasik is recognized by his peers as an expert and is a leader in the field of out of hospital anaesthesia. 


He will be happy to meet you at our Clinic.

Prosthodontists

Dr. Eszter Somogyi-Ganss

Prosthodontics Specialist

D.M.D., M.SC. (PROSTHO), PH.D., F.R.C.D.(C)


A prosthodontics specialist, Dr. Somogyi-Ganss also has expertise as a maxillofacial prosthodontist, which she utilizes at Sunnybrook Health Sciences Centre’s Craniofacial Prosthetics Unit to help model complex facial prostheses for patients.


Distinctions

  • Associate Fellow, American Academy of Maxillofacial Prosthetics (2016)
  • Fellow, International Team of Implantology (2016)
  • Best Demonstrator Award in Clinical Prosthodontics (DDS IV) (2016)
  • Best Demonstrator Award 2014-2015 in Biomaterials and Prosthodontics (DDS I) (2016)
  • Chief Fellow, Oral Oncology and Maxillofacial Prosthetics at the MD Anderson Cancer Center (2013)

Select Publications

  • Somogyi-Ganss E, Chambers MS, Lewin JS, Tarrand JJ, Hutcheson KA. Biofilm on the tracheoesophageal voice prosthesis: considerations for oral decontamination. Eur Arch Otorhinolaryngol. 2016 Jul 11. [Epub ahead of print]
  • Somogyi-Ganss E, Holmes HI, Jokstad A.Accuracy of a novel prototype dynamic computer-assisted surgery system. Clin Oral Implants Res. 2015 Aug;26(8):882-90. doi: 10.1111/clr.12414.
  • Lacruz RS, Nakayama Y, Holcroft J, Nguyen V, Somogyi-Ganss E, Snead ML, White SN, Paine ML, Ganss B. Targeted overexpression of amelotin disrupts the microstructure of dental enamel. PLoS One. 2012;7(4):e35200. doi: 10.1371/journal.pone.0035200.

    Dr. Eszter Somogyi-Ganss

    Prosthodontics Specialist

    D.M.D., M.SC. (PROSTHO), PH.D., F.R.C.D.(C)


    A prosthodontics specialist, Dr. Somogyi-Ganss also has expertise as a maxillofacial prosthodontist, which she utilizes at Sunnybrook Health Sciences Centre’s Craniofacial Prosthetics Unit to help model complex facial prostheses for patients.


    Distinctions

    • Associate Fellow, American Academy of Maxillofacial Prosthetics (2016)
    • Fellow, International Team of Implantology (2016)
    • Best Demonstrator Award in Clinical Prosthodontics (DDS IV) (2016)
    • Best Demonstrator Award 2014-2015 in Biomaterials and Prosthodontics (DDS I) (2016)
    • Chief Fellow, Oral Oncology and Maxillofacial Prosthetics at the MD Anderson Cancer Center (2013)

    Select Publications

    • Somogyi-Ganss E, Chambers MS, Lewin JS, Tarrand JJ, Hutcheson KA. Biofilm on the tracheoesophageal voice prosthesis: considerations for oral decontamination. Eur Arch Otorhinolaryngol. 2016 Jul 11. [Epub ahead of print]
    • Somogyi-Ganss E, Holmes HI, Jokstad A.Accuracy of a novel prototype dynamic computer-assisted surgery system. Clin Oral Implants Res. 2015 Aug;26(8):882-90. doi: 10.1111/clr.12414.
    • Lacruz RS, Nakayama Y, Holcroft J, Nguyen V, Somogyi-Ganss E, Snead ML, White SN, Paine ML, Ganss B. Targeted overexpression of amelotin disrupts the microstructure of dental enamel. PLoS One. 2012;7(4):e35200. doi: 10.1371/journal.pone.0035200.


    Upcoming Lectures


    More to come. 



    Past Lectures



    September 10, 2018 - Toronto, Ontario - Dr. Karl Cuddy at The Bloor Clinic

    Topic: Surgical Management of Common Maxillofacial Pathology




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