CIS Questions and Answers Rated A+
400 Series Steel ✔✔Scissors, osteotomes, chisels, rongeurs, forceps, hemostats, and needle
holders
400 Series Steel ✔✔Martensitic Stainless Steel,
400 Series Steel ✔✔hardened steel
300 Series Steel ✔✔retractors, cannulas, rib-spreaders, and suctions
300 Series Steel ✔✔Austenitic Stainless Steel
300 Series Steel ✔✔workable and malleable
Titanium ✔✔lightweight instruments
non-magnetic
,Silver ✔✔malleable
Silver ✔✔trachea tubes and lacrymal probes
Copper ✔✔malleable
Copper ✔✔trachea tubes and lacrymal probes
Forging ✔✔Stamp of the rough outline of an instrument
Flash ✔✔The excessive steel surrounding the forging
Final Heating ✔✔Instruments heated to roughly 1500 degrees F
Polishing ✔✔Necessary to achieve smooth finish
Mirror Finish ✔✔Shiny and stains less frequently
, Matte or Satin Finish ✔✔Gray color and does not reflect light
Passivation ✔✔Nitric acid is used to remove all the iron content which helps to build a
protective outside layer of chromium oxide
Passivation ✔✔highly resistant to corrosion
Etching ✔✔an acid-based chemical procedure that employs stencils that apply the company
name, the part number, and the country of origin
Laser etching and stamping ✔✔additional methods used for marking instruments
Manufacturing cycle ✔✔from forging to finished instrument takes up to six weeks
Pakistan Instruments ✔✔Disposable or semi-disposable
400 Series Steel ✔✔Scissors, osteotomes, chisels, rongeurs, forceps, hemostats, and needle
holders
400 Series Steel ✔✔Martensitic Stainless Steel,
400 Series Steel ✔✔hardened steel
300 Series Steel ✔✔retractors, cannulas, rib-spreaders, and suctions
300 Series Steel ✔✔Austenitic Stainless Steel
300 Series Steel ✔✔workable and malleable
Titanium ✔✔lightweight instruments
non-magnetic
,Silver ✔✔malleable
Silver ✔✔trachea tubes and lacrymal probes
Copper ✔✔malleable
Copper ✔✔trachea tubes and lacrymal probes
Forging ✔✔Stamp of the rough outline of an instrument
Flash ✔✔The excessive steel surrounding the forging
Final Heating ✔✔Instruments heated to roughly 1500 degrees F
Polishing ✔✔Necessary to achieve smooth finish
Mirror Finish ✔✔Shiny and stains less frequently
, Matte or Satin Finish ✔✔Gray color and does not reflect light
Passivation ✔✔Nitric acid is used to remove all the iron content which helps to build a
protective outside layer of chromium oxide
Passivation ✔✔highly resistant to corrosion
Etching ✔✔an acid-based chemical procedure that employs stencils that apply the company
name, the part number, and the country of origin
Laser etching and stamping ✔✔additional methods used for marking instruments
Manufacturing cycle ✔✔from forging to finished instrument takes up to six weeks
Pakistan Instruments ✔✔Disposable or semi-disposable
