Techniques for investigation of surgical cutting instruments

E. Price, G. A. Reilly, B. A.O. McCormack, A. C. Macey

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The cutting capacity of a cutting instrument is normally defined as its sharpness, which classifies the ability to cut the target .material and is commonly related to the shape of the cutting edge. Many factors affect the profile of the cutting edge including the target material, the manufacturing process, and the cutting forces associated with cutting technique employed (Kalder S., 1997). In this study of various techniques for measurement of the cutting edge profile we used different blade profiles and found that no one method of profile measurement was capable of quantifying all the geometric parameters of the cutting edge of a blade. Consequently this increases the difficulty for routine examination and inspection of cutting instruments with regard to the state of the cutting edge and the degree of sharpness or bluntness it may exhibit. We conclude that it would be beneficial to develop a system that could measure the profile of the cutting edge and while accounting for the other key parameters of the cutting process establish a measure of sharpness for the cutting instrument. This system could then be used in a clinical operating environment to establish the cutting capacity of surgical instruments such as scissors, osteotomes, chisels and other such instruments. Copyright

Original languageEnglish
Title of host publicationMedical Device Materials II - Proceedings of the Materials and Processes for Medical Devices Conference 2004
EditorsM. Helmus, D. Medlin
Pages349-354
Number of pages6
DOIs
Publication statusPublished - 2005
Externally publishedYes
EventMedical Device Materials II - Materials and Processes for Medical Devices Conference 2004 - St. Paul, MN, United States
Duration: 25 Aug 200427 Aug 2004

Publication series

NameMedical Device Materials II - Proceedings of the Materials and Processes for Medical Devices Conference 2004

Conference

ConferenceMedical Device Materials II - Materials and Processes for Medical Devices Conference 2004
Country/TerritoryUnited States
CitySt. Paul, MN
Period25/08/0427/08/04

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