OBT OBT Equipment & Technology

Question 1

What is the primary purpose of a beam collimator in optical beam therapy equipment?

Accepted Answer

To shape and direct the optical beam to the target area

Answer

To amplify laser power output

Answer

To convert electrical energy into heat

Answer

To measure tissue resistance

Question 2

Which parameter is most critical to verify during routine calibration of an OBT device?

Accepted Answer

Output power or irradiance

Answer

Device color and finish

Answer

Speaker volume of the unit

Answer

Weight of the handpiece

Question 3

What does the term 'duty cycle' refer to in pulsed optical beam therapy devices?

Accepted Answer

The ratio of on-time to total cycle time for a pulsed beam

Answer

The total lifespan of the device in hours

Answer

The maximum continuous output power rating

Answer

The number of treatments completed per session

Question 4

Which of the following best describes a class IV laser as classified by the FDA?

Accepted Answer

A high-powered device capable of causing injury to skin and eyes

Answer

A low-power device safe for direct eye viewing

Answer

A device limited to non-clinical educational use only

Answer

A device that emits only non-coherent light

Question 5

What is the function of an optical fiber delivery system in OBT equipment?

Accepted Answer

To transmit optical energy from the source to the treatment handpiece

Answer

To store electrical charge for the laser diode

Answer

To amplify the wavelength of emitted photons

Answer

To cool the patient's skin during treatment

Question 6

Which maintenance task should be performed before each clinical use of an OBT device?

Accepted Answer

Inspect the handpiece and fiber optic cable for damage

Answer

Replace the internal laser diode

Answer

Reprogram the device firmware

Answer

Disassemble and lubricate all moving parts