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Level 1 or 2 Renewal

Level 1 Enteral

Additional Programs

Nitrous Oxide

Level 2, 3 or 4 Sedation


Nitrous Oxide - Oxygen Conscious Sedation ONLINE Course for Dentists - Instructions


Course Instructions:

2. You must take this online course first before arriving at the clinical course site. View the course material very carefully at the links below.

3. Start the exam when you are fresh and take your time.

4. There is no time limit on taking the exam.

5. This course is considered an "open book" exam. You may review the videos and slides at any time as a learning aid or to check the accuracy of your responses before submitting your completed exam.

6. Be sure to answer each exam question; if you do not answer a question, it is counted as incorrect.

7. A minimum score of 70% is required for successful completion of this exam.

8. The processing fee for this course entitles only one person to receive a certification of completion at the end of the clinical presentation.

9. If you fail an on-line exam, you may retest at no additional charge until you achieve the minimum passing score of 70%.

10. E-mail Dr. Canfield at
11. Click on this link to go to the video page and put in the password that Dr. Canfield gave you>>>>>>


Video Instructions:
Sections 1 9 are Camtasia files that allow you to click on a slide and then listen to Dr. Canfield present material on that subject. You can advance down to the slide of your choosing, by just clicking on it. Note: Your Internet Browser may take approximately 3-5 minutes to fully load the Section before you are able to advance down to a slide.
Sections 10 and 11 are video files that will display in Windows Media File (Windows users) or QuickTime (Apple users).  Apple Users may have to download a patch from the Apple site to view the Camtasia and Video files.

Online Nitrous Course Sections:
Section 1: Pharmacology 
Section 2: Equipment 
Section 3: Pre-op Evaluation Part 1 
Section 4: Pre-op Evaluation Part 2 
Section 5: Pre-op Evaluation Part 3 
Section 6: Chronic Exposure 
Section 7: Airway 
Section 8: E-Kit 
Section 9: Nitrous Technique 
Section 10: Airway Management Video 
Section 11: Nitrous Oxide Technique Video


>Dental Anesthesiologist (Certificate- 2 year residency in General Anesthesia)

>Private practice-Diversified Anesthesia for Dentistry providing office based anesthesia services (30 years)

>Professor-Anesthesia, AEGD Residency Veterans Administration Hospital

>Advisory Board, Collin County College School of Dental Hygiene

>Consultant and Anesthesia Provider, Department of Aging and Disability Services, State of Texas (institutionalized mentally handicapped)

>Anesthesia Consultant, Texas State Board of Dental Examiners

>Fellow in General Anesthesia, American Dental Society of Anesthesiology

>Diplomate, American Dental Board of Anesthesiology

>Diplomate, National Dental Board of Anesthesiology; Certified and Registered Hypnotherapist

>Continuing Education to medical and dental practitioners and staff

>Over 30 years as an anesthesia educator and director of numerous educational programs and teaching at all levels

Presented by:
Dr. David Canfield


Anesthesia Education and Safety Foundation CE Registration Information, Certifications & Cancellation/Refund policy:

Call us at 1-214-384-0796 to register.

E-Mail Contact: You may contact us by e-mail at Web site address:

Registration form mailing address: AESF, 14742 FM 981; Blue Ridge, Texas 75424
Will be sent by
telephone to the official phone number provided to us.

REGISTRATION CANCELLATION: Please notify us in writing no later than 48 hours before the course commences (in the form of an e-mail or phone call.

CE credits provided by the Anesthesia Education and Safety Foundation, Inc., an Approved PACE Program Provider by the Academy of General Dentistry.  Provider ID# 217924.


Anesthesia Education & Safety Foundation, Inc. is designated as an Approved PACE Program Provider by the Academy of General Dentistry. The formal continuing education programs of this program provider are accepted by AGD for Fellowship, Mastership and membership maintenance credit. Approval does not imply acceptance by a state of provincial board of dentistry or AGD endorsement. The current term of approval extends from 8/1/2018 to 7/31/2022. Provider ID# 217924.