IAHCSMM CIS Certification: The Surgical
Instrument Manufacturing Process
(2022/2023) Rated A
hard steel used for producing sharp cutting edges ✔✔400 series stainless steel
scissors, osteotomes, chisels, rongeurs, for
...
IAHCSMM CIS Certification: The Surgical
Instrument Manufacturing Process
(2022/2023) Rated A
hard steel used for producing sharp cutting edges ✔✔400 series stainless steel
scissors, osteotomes, chisels, rongeurs, forceps, hemostats, and needle holders ✔✔Instruments
produced using 400 series steel:
high corrosion resistance ✔✔300 series stainless steel offers _______________ but doesn't offer
the hardness properties of 400 series, making it more workable and malleable.
retractors, cannulas, rib-spreaders, and suction devices ✔✔Instruments produced using 300
series steel:
austenitic stainless steel ✔✔The softer 300 series steel is referred to as _____________.
lightweight instruments & non-magnetic ✔✔Titanium is used to produce __________________
that are extremely corrosion resistant and ______________.
malleable ✔✔malleable Silver and copper are used because of their ____________ properties.
stainless steel ✔✔The most common raw material used to produce surgical instruments is
________________.
stain, spot, & rust. ✔✔Stainless steel does ___________, _______, and __________.
develop the forging ✔✔The first step of making a surgical instrument from stainless steel raw
material is to _____________.
stamp of the rough outline // heated bar of stainless steel ✔✔The forging is a
__________________ of an instrument and is made from a ________________.
Japan, Pakistan, France and Sweden ✔✔Most high quality forging come from mills in Germany,
but forgings also come from _____________, _____________, ____________ &
_______________.
grind and mill ✔✔After the creation of the forging, the next step is to _______________ the
forging.
presses, lathes, CNC milling machines and drop hammers ✔✔Machines used in an instrument
manufacturing environment:
1500 and hardness ✔✔The final heating procedure in instrument manufacturing heats the
instrument to ___________ degrees fahrenheit (higher or lower depending on the instrument)
and then cooled in a controlled fashion. This is what gives the instrument with its
_____________.
nitric acid // outside layer // chromium oxide ✔✔nitric acid // outside layer // chromium oxide
Passivation uses ______________ to remove all the iron content still found on the
_______________ of the instrument. The removal of this iron helps to build a protective outside
layer of ______________.
acid-based // the company, the part number and the country of origin. ✔✔Etching is an
_______________ chemical procedure that employs stencils that apply ______________,
______________, and the ___________________.
six weeks ✔✔A typical manufacturing cycle from forging to finished instrument usually takes
up to ____________.
Malaysia, Hungary, Poland and Pakistan ✔✔Although most surgical grade instruments are made
in Germany using German stainless steel, some are now manufactured in _____________,
_________, ______________ and _______________.
matte or satin ✔✔Most surgical grade instruments are now produced with a ____________ or
___________ finish.
disposable or semi-disposable ✔✔Pakistan instruments are manufactured to be
__________________ or __________________.
shiny ✔✔The majority of Pakistan-made instruments have a ________ finish.
rusts ✔✔Pakistan-made instruments using Pakistan-made stainless steel ____________ very
quickly.
American Iron and Steel Institute has identified various stainless steel formulas and classified
them ✔✔AISI
American Society of Testing and Materials sets the standard for metal material ✔✔ASTM
austenitic and highly corrosion ✔✔A stainless steel that cannot be heat-hardened is
____________. Stainless steel that falls into this category is 300 series stainless steel, which is
_____________ resistant.
martensitic and nickel ✔✔A stainless steel that can be heat-hardened is ____________. Stainless
steel that falls into this category is 400 series stainless steel, which is subject to corrosion due to
lack of _______________.
a method and scale used to measure the hardness of metals ✔✔Rockwall Scale
stainless steel ✔✔_______________ is the most popular used metal in the manufacturing of
surgical instruments. It stains and rusts.
304 stainless ✔✔_________________ is used to make bowls and basins.
316 LVM Stainless ✔✔_______________ is used to make implantable devices such as pins,
plates and screws.
420 Stainless ✔✔Pakistan-made and disposable quality instruments are made of this type of
stainless steel:
sterling silver ✔✔_______________________ is used to make probes and tracheostomy tubes.
titanium ✔✔____________ is a very strong and non-magnetic, lightweight metal used for
microsurgical instruments. This metal is identified by its blue color and is stronger and lighter
than stainless steel.
tungsten carbide ✔✔________________ is an extremely hard metal used jaws of needle holders
and blades of scissors. When it is used, the handle of the instrument will be gold in color.
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