Yag Laser and Eye Safety

Question 1

Are there any eye injuries reported with the Ho:YAG laser?

Answer 1

No

Question 2

How close does the Ho:YAG laser fiber need to be to the eye to cause damage?

Answer 2

within 5 cm

Question 3

Does current evidence support protective mandatory eyewear for all OR personnel?

Answer 3

NO

Question 4

Standard prescription eyeglasses are as protective as laser safety goggles,

Answer 4

Correct

Question 5

Those who do not wear prescription glasses and may be in close proximity to the
laser fibre (within 5 cm) may wish to consider protective eyewear

Answer 5

Correct

Question 6

What is the wavelength of Ho:YAG laser?

Answer 6

2100 nm

Question 7

What is the depth penetration of Ho:YAG laser?

Answer 7

0.4mm

Question 8

As with most laser devices used for medical indications and according to the American
National Standards Institute (ANSI) standards, the Ho:YAG laser is considered a class 4 laser,
meaning it may cause immediate injury to eye and skin through direct or reflected exposure to
the beam

Answer 8

Correct

Question 9

what is the wavelength of Nd:Yag

Answer 9

1050 nm

Question 10

what were the majority of The majority of the AEs (86%) attributed to the Ho:YAG laser
?

Answer 10

were due to generator/fiber failures.

Question 11

There has been a number of injuries relating to Ho:YAG laser. what setting were these in?

Answer 11

These injuries were minor skin burns that were related to

firing of the laser with a broken laser fiber.

Question 12

eye injuries were reported with the

Nd:YAG, KTP and the Indigo 830 nm diode lasers

Answer 12

Correct