BONENT-CHBT Exam Information and Outline
Certified Hemodialysis Bio-Medical Technician
BONENT-CHBT Exam Syllabus & Study Guide
Before you start practicing with our exam simulator, it is essential to understand the official BONENT-CHBT exam objectives. This course outline serves as your roadmap, breaking down exactly which technical domains and skills will be tested. By reviewing the syllabus, you can identify your strengths and focus your study time on the areas where you need the most improvement.
The information below reflects the latest 2026 course contents as defined by BONENT. We provide this detailed breakdown to help you align your preparation with the actual exam format, ensuring there are no surprises on test day. Use this outline as a checklist to track your progress as you move through our practice question banks.
Below are complete topics detail with latest syllabus and course outline, that will help you good knowledge about exam objectives and topics that you have to prepare. These contents are covered in questions and answers pool of exam.
Exam Code: CHBT
Exam Name: CHBT (Certified Hemodialysis Bio-Medical Technician)
Number of Questions: 150 multiple-choice questions.
Duration: 3 hours (180 minutes).
Passing Score: Determined by BONENT (typically a scaled score).
Exam Delivery: Computer-based testing at approved testing centers.
Certification Body: Board of Nephrology Examiners Nursing and Technology (BONENT)
Certification: CHBT (Certified Hemodialysis Bio-Medical Technician)
DOMAIN I: MEDICAL MACHINE MAINTENANCE (24%)
- Basic hydraulic and electronic circuitry
- Purpose and operation of dialysis-related medical equipment
- Purpose and use of test equipment and maintenance
- Maintenance for medical equipment (e.g.- water treatment equipment- dialysis equipment- testing equipment- and mechanical/electrical systems)
- Maintenance of machines to complete all scheduled treatments
DOMAIN II: QUALITY ASSESSMENT AND PERFORMANCE IMPROVEMENT (QAPI) (7%)
- QAPI principles related to biomed responsibilities
- Alerts and recalls- or risk management investigations related to medical equipment
DOMAIN III: WATER TREATMENT SYSTEM MANAGEMENT (30%)
- Procedures for the processing of water samples
- AAMI analysis water samples
- Regulatory requirements for water quality
- Clinical manifestations for out-of-range test results
- Cultures and endotoxins for water treatment system
- Water system cleaning and disinfection requirements
- Theory and test methods of water treatment component operation
- Valve tags- component labels- directional tape- system schematic- valve legend
- State regulatory requirements for alternate water treatment plan and update as needed
- Requirement for secure water room
DOMAIN IV: CONCENTRATE SYSTEMS MANAGEMENT (11%)
- Bicarb and acid
- Principles for testing of specific gravity- conductivity- or pH
- Knowledge of concentrate chemistry
- Cultures and endotoxins of dialysate
- Maintenance of concentrate equipment
- Concentrate equipment cleaning and disinfection requirements
DOMAIN V: REPROCESSING OF DIALYZER (4%)
- Principles for reprocessing programs
- Reprocessing equipment (e.g.- automated- manual)
- Water treatment systems for reprocessing equipment
- Physical plant requirements for a reprocessing program
DOMAIN VI: LIFE SAFETY EQUIPMENT AND PHYSICAL PLANT MAINTENANCE (9%)
- Requirements for life safety equipment
- Inspections on life safety equipment
- Vendors for repair of life safety equipment
- Routine inspections of physical plant as per quality requirements
- Vendors for repairs related to physical plant
DOMAIN VII: DOCUMENTATION PRACTICES (7%)
- Documentation of repair and maintenance (e.g.- water treatment- medical equipment- physical plant)
- Documentation practices
- Review- audit- and trend logs
DOMAIN VIII: PROFESSIONAL RESPONSIBILITY (8%)
- Work-related vocabulary- symbols- abbreviations- etc.
- Confidentiality of patient and employee information
- Regulatory organizations (e.g.- AAMI- CMS- OSHA)
- Maintenance of professional certification
- Support staff on technical issues related to medical equipment
- Types of and safe handling of medical waste
- Support staff in-service related to biomedical and clinical equipment
- Infection control procedures