Instrumentation in Histopathology (Microtome Knives) Flashcards
BEVEL ANGLE
27-32°
Are brittle and expensive, but
very durable
Diamond Knives
Have both sides straight
PLANE-WEDGE KNIFE
Recommended for cutting paraffin embedded sections on a
rotary microtome
BICONCAVE KNIFE
It is the result of the clearance angle and the upper bevel
angle of the knife or blade.
CUTTING ANGLE
Angle of the edges of the wedge knife
WEDGE ANGLE
Used for trimming and semithin sectioning of tissue blocks
for electron microscopy.
Glass Knives
One side of the knife is flat while the other is concave
PLANE-CONCAVE KNIFE
This is the body of the knife or blade.
WEDGE ANGLE
kind of slide used in In HistoPath laboratory
frost-ended slides
Can be used to remove excess paraffin so that only the
tissue is on the slide
MICROWAVE
Used for hard sharpening
Honing
kind of slide used In the Hematology lab
the normal slides are used.
in floatation water bath, A small amount of _____ may be added to water to reduce surface tension and allow section to flatten out.
detergent
CLEARANCE ANGLE
5-10°