Laser cutting machine effect analysis
by:Transon
2020-10-28
Laser cutting machine several simple effect analysis: (1) mechanical effect (
mechanicaleffect)
: the power of laser cutting hard tissue is not from the temperature effect, but will be organized by energy of water evaporation,
蒸发)
Pressure, resulting in the organization (
internalpressure)
Up, before the hard tissue melting point is not to cause tissue rupture (
rupture)
, this phenomenon is called the microburst (
微爆)
Not directly related, and temperature effect.
2, temperature effect, thermaleffect) : cutting mainly to achieve the effect of soft tissue. If the laser energy, hit the water molecules can make water molecules inspire with high-speed kinetic energy of the state, the sound effect of fluid kinetic energy can achieve organization cutting, the cutting the organization of a water molecule is used as the medium. Water molecules can easily absorb the wavelength of laser energy, but not destroy the bonding structure of water molecules. Three, the hydrodynamic effect ( hydrodynamiceffect) : such as the new chrome erbium YSGG laser ( ErbiumChromium:钇- 钪。 镓- Garnetlaser) , mainly produce high power laser excitation water molecules of fluid mechanics. Tissue temperature rises after absorption of laser energy, when the temperature 370 c - 600 c organization does not produce change, once more than 600 c would solidifies, to the effect of hemostasis, when the temperature exceeds 1000 c, cell moisture will evaporate, dehydration of tissue left more than 2000 c will be carbonized
2, temperature effect, thermaleffect) : cutting mainly to achieve the effect of soft tissue. If the laser energy, hit the water molecules can make water molecules inspire with high-speed kinetic energy of the state, the sound effect of fluid kinetic energy can achieve organization cutting, the cutting the organization of a water molecule is used as the medium. Water molecules can easily absorb the wavelength of laser energy, but not destroy the bonding structure of water molecules. Three, the hydrodynamic effect ( hydrodynamiceffect) : such as the new chrome erbium YSGG laser ( ErbiumChromium:钇- 钪。 镓- Garnetlaser) , mainly produce high power laser excitation water molecules of fluid mechanics. Tissue temperature rises after absorption of laser energy, when the temperature 370 c - 600 c organization does not produce change, once more than 600 c would solidifies, to the effect of hemostasis, when the temperature exceeds 1000 c, cell moisture will evaporate, dehydration of tissue left more than 2000 c will be carbonized
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