EMBEDDING/ CASTING/ BLOCKIN Flashcards
Placing infiltrated tissue in a mold containing the
embedding medium which is allowed to solidify
● Product: Tissue Block
EMBEDDING/CASTING/BLOCKING
Double Embedding:
Process of infiltrating tissue with
celloidin and embedding with paraffin
Requirements: IN EMBEDDING
embedding mold, medium and
infiltrated tissue
DISPOSABLE
PEEL AWAY
PLASTIC ICE TRAY
PAPER BOAT
DISPOSABLE MOLD THAT GIVES PERFECT BLOCKS WITHOUT TRIMMING
PEEL AWAY
REQUIRE SMEARING OF INNER MOLD WITH GLYCERINE
PLASTIC ICE TRAY
consist of 2 L- shaped strips of heavy brass or
metal; prior to use you need to assemble; advantage: can
produce blocks of different sizes
Leuckhart’s –
f there is a need to embed more
than 1 specimen
: INTERLOCKING PLATE RESTING ON A FLAT METAK
COMPOUND EMBEDDING UNIT
High Resolution for Light Microscopy
UNDECALCIFIED BONE
For extremely hard tissues
PLASTIC (RESINS) EMBEDDING
FASTEST EPOXY RESIN
SPUR
PLASTIC RESIN ORIGINALY INTRODUCED FOR EM
POLYESTER
EXTREME HYROPHILIC
POLYGLYCOL METHACRYLATE/ GMA
IDEAL FOR UNDECALCIDIFED BONES AND HARD TISSUE
METHYLMETHACRYLATE/ MMA
Epoxy EXAMPLE
Bisphenol, Glycerol, and Cylcohexene
dioxide