MDR106 - Disinfection and Sterilization Concepts
| Semester | |
| School | |
| Last revision date | Jan 26, 2026 1:33:29 AM |
| Last review date | Mar 16, 2026 12:15:23 AM |
Subject Title
Disinfection and Sterilization Concepts
Subject Description
The proper sterilization of medical devices, surgical instruments, supplies and equipment utilized in direct patient care and surgery is a critical aspect of the modern health care delivery system and directly impacts patient safety. Sterilization is a complex process, it's imperative technicians involved in the reprocessing and sterilization of medical devices have a thorough knowledge and understanding of the scientific principles and methods of sterilization utilized in today's health care settings. In this course many of these principles will be introduced and common sterilization processes will be compared and evaluated. NOTE: Final exam must be proctored.
Credit Status
One credit toward the Medical Devices Reprocessing Certificate Program.
Learning Outcomes
Upon successful completion of this subject the student will be able to:
- Describe the different methods of sterilization and identify the criteria for choosing the appropriate method sterilization and/or high level disinfection;
- Demonstrate knowledge and understanding of the proper operation of the following methods of sterilization: steam (low gravity, pre-vac, flash autoclave), sterrad, steris, and ethylene oxide;
- Demonstrate knowledge and understanding of high level disinfection and proper operation and use of the pasteurmatic units;
- Describe and demonstrate the mechanical parameters required for effective sterilization;
- Describe the monitoring practices (integrator/indicators, Bowie-Disk test, biological tests) and describe the recall procedure for failed loads;
- Identify the hazards and safety precautions required when handling sterilizer equipment;
- Identify the risks involved in improper sterilization and describe the impact for the patient and organization;
- Describe alternate methods of sterilization and/or high level disinfection in the sterile processing department.
Academic Integrity
Seneca upholds a learning community that values academic integrity, honesty, fairness, trust, respect, responsibility and courage. These values enhance Seneca's commitment to deliver high-quality education and teaching excellence, while supporting a positive learning environment. Ensure that you are aware of Seneca's Academic Integrity Policy which can be found at: http://www.senecapolytechnic.ca/about/policies/academic-integrity-policy.html Review section 2 of the policy for details regarding approaches to supporting integrity. Section 2.3 and Appendix B of the policy describe various sanctions that can be applied, if there is suspected academic misconduct (e.g., contract cheating, cheating, falsification, impersonation or plagiarism).
Please visit the Academic Integrity website http://open2.senecac.on.ca/sites/academic-integrity/for-students to understand and learn more about how to prepare and submit work so that it supports academic integrity, and to avoid academic misconduct.
Discrimination/Harassment
All students and employees have the right to study and work in an environment that is free from discrimination and/or harassment. Language or activities that defeat this objective violate the College Policy on Discrimination/Harassment and shall not be tolerated. Information and assistance are available from the Student Conduct Office at student.conduct@senecapolytechnic.ca.
Accommodation for Students with Disabilities
The College will provide reasonable accommodation to students with disabilities in order to promote academic success. If you require accommodation, contact the Counselling and Accessibility Services Office at ext. 22900 to initiate the process for documenting, assessing and implementing your individual accommodation needs.
Camera Use and Recordings - Synchronous (Live) Classes
Synchronous (live) classes may be delivered in person, in a Flexible Learning space, or online through a Seneca web conferencing platform such as MS Teams or Zoom. Flexible Learning spaces are equipped with cameras, microphones, monitors and speakers that capture and stream instructor and student interactions, providing an in-person experience for students choosing to study online.
Students joining a live class online may be required to have a working camera in order to participate, or for certain activities (e.g. group work, assessments), and high-speed broadband access (e.g. Cable, DSL) is highly recommended. In the event students encounter circumstances that impact their ability to join the platform with their camera on, they should reach out to the professor to discuss. Live classes may be recorded and made available to students to support access to course content and promote student learning and success.
By attending live classes, students are consenting to the collection and use of their personal information for the purposes of administering the class and associated coursework. To learn more about Seneca's privacy practices, visit Privacy Notice.
Prerequisite(s)
MDR100- Medical Terminology
MDR102- Microbiology and Infection Control
MDR103- Identification, Care and Handling of Instrument
MDR104- Decontamination, Principles, Procedures & Practice
MDR105- Assembly, Wrapping and packing of Instrumentation
Topic Outline
Required Readings Week 1:
Lind, Natalie. (2005). Instrumentation Resource Course: Identification, Handling and Processing of Surgical Instruments.
Unit 6-Factors Influencing the Sterilization Process (pgs. 141-144)
Assignments for Week 1:
Discussion: Introductory Icebreaker
Please introduce yourself to your classmates and your instructor, and address the ice-breaker question.
[Introductory post should be included under â€oeIntroductions†folder in Desire2Learn].
General Principles of Steam Sterilization
Steam Sterilizers
Relative vs Absolute Sterilization
Discussion posting
Watch YouTube video (quicklink): Sterilization Protocols
Week #2:
Sterilizer Loading & Unloading
Sterilizer Operation
Sterilization Cycles
Discussion posting
Week #3:
Wet Packs
Sterilizer Maintenance
Discussion posting
Week #4:
Dry Heat Sterilization
Low Temperature Sterilization
Discussion posting
Week #5:
Gas Plasma Sterilization
Limitations of Gas Plasma
Discussion posting
Week #6:
Peracetic Acid Sterilization
Limitations of Peracetic Acid
Discussion posting
Week #7:
Quality Assurance & Administrative Controls
Discussion posting
Week #8:
Chemical Indicators
Biological Indicators
Routine Challenge
New Technology
Discussion posting
Week #7:
Quality Assurance & Administrative Controls
Discussion posting
Week #8:
Chemical Indicators
Biological Indicators
Routine Challenge
New Technology
Discussion posting
Complete Ontario Learn Survey (link)
Mode of Instruction
Online
This will involve the use of digital materials and/or a text, group work and discussions, interaction with your instructor and online activities.
This is not a self-paced course. There is a schedule to follow.
Platform: Desire2Learn
Prescribed Texts
Medical Device Reprocessing Manual, 4th Edition
Medical Device Reprocessing Workbook, 4th Edition
Author and Publisher: Central Service Association of Ontario (CSAO)
Please note: the Manual and Workbook are not included in the student's registration fee and must be ordered online as below..
Textbooks can be ordered online through http://www.mdrao.ca/ Under "Education" select the Manual and Workbook
To find out the cost of books and learning material go here.
Any courses not listed on the bookstore webpage do not require any resources for purchase. All resources will be provided by your instructor.
Required Supplies
MS Word
Adobe Reader
PPT Reader
Student Progression and Promotion Policy
http://www.senecapolytechnic.ca/about/policies/student-progression-and-promotion-policy.html
Grading Policyhttp://www.senecapolytechnic.ca/about/policies/grading-policy.html
| A+ | 90% to 100% |
| A | 80% to 89% |
| B+ | 75% to 79% |
| B | 70% to 74% |
| C+ | 65% to 69% |
| C | 60% to 64% |
| D+ | 55% to 59% |
| D | 50% to 54% |
| F | 0% to 49% (Not a Pass) |
| OR | |
| EXC | Excellent |
| SAT | Satisfactory |
| UNSAT | Unsatisfactory |
For further information, see a copy of the Academic Policy, available online (http://www.senecapolytechnic.ca/about/policies/academics-and-student-services.html) or at Seneca's Registrar's Offices. (https://www.senecapolytechnic.ca/registrar.html).
Modes of Evaluation
All the academic policies of the College at which you registered apply. This includes, but is not limited to policies related to grading, supplemental exams, deferred exams and accommodations.
Grading is based on the following marking scheme:
| Test(s) | 50% |
| Quiz(zes) | 10% |
| Discussion Posts | 10% |
| Final Exam Online - invigilated | 30% |
MINIMUM PERFORMANCE FOR GRADUATION
No student will be eligible to graduate with a Seneca College certificate or diploma if, in more than 30% of the subjects required for graduation, the student has received a "D" grade.
Assignments
- Assignments are due on the date given by the instructior.
- A late penalty of 10% per day is assessed for late assignments, including those not handed in at the beginning of class when due.
- Material will not be accepted after one week following the due date and/or when the marked material is returned to students, whichever comes first.
- Assignments are to be prepared by computer.
Absenteeism and Exams
- Students who are absent for an examination due to an emergency (e.g., motor vehicle accident, hospitalization or death in the family) may provide official documentation within five days of the missed exam and be provided a deferred exam at a later date. Official documentation includes a death notice or an original doctor’s certificate identifying the date, length of time expected absence and the specific reason for the absence. Examinations missed without official documentation and approval result in a grade of zero.
- There are no deferred options for missed tests.
English Proficiency
- All written work should demonstrate the following characteristics for clarity and conciseness:
-spelling and punctuation are correct
-sentences are structured correctly
-main ideas are supported with specific, relevant examples and reasons
-work flows logically through supporting statements/paragraphs
-work is arranged in correct format (e.g., as a report, essay)
-up to 10% of the final grade may be deducted on all work if the above English competencies are not met.
PLEASE RETAIN THIS SUBJECT OUTLINE FOR POSSIBLE FUTURE USE IN SUPPORT OF CREDIT APPLICATIONS AT OTHER EDUCATIONAL INSTITUTIONS