About a month ago, I posted an article here about a little known and little-applied field of engineering called tribology – the study of interacting surfaces in relative motion. It’s a subject that I studied in college, and I thought it would be interesting to write about it. If you missed that post, you can see it here.
Little did I know that my colleagues here at Ximedica would soon run with the topic – but not in a way that I could have imagined at the time. Spurred by a comment posted on the article, one of the research team members approached me with the idea of applying the fundamental equations of tribology not just to surface interactions, but to human interactions.
Specifically, could we apply tribology to the human interactions that lead up to and take place in an operating room?
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A Follow Up On Tribology: A Model To Understand Human Interactions?
Posted by Michael Salame
February 16, 2010
We set up a discussion between research, design and engineering to generate some ideas on the topic. We briefed the team on the basics of tribology and its three main issues (friction, wear, and lubrication), reviewing the variables, fundamental equations, and principles that are involved with each issue. What variables increase friction? What variables decrease the wear of a surface? What are the fundamental equations that stem from each issue?
As a team, we then examined how these same variables and equations could be applied to human interactions. For example: imagine pushing a heavy block across the floor. As the weight of the block increases, friction increases (Ff=µN), and it becomes harder and harder to push that block. Now consider that in many organizational settings, the more “weighty” an individual is – either by age, rank, or education, or by the weight/strength of their personality – the harder it is to “push” them, or convince them to do something.
By the end of the session, we had discovered many instances where tribological equations and variables could apply to human interactions.
So what’s next? We’ll be refining and validating the ideas we came up with and ultimately incorporate them into the hospital systems projects we’re working on, providing evidence from science behind what works and what could be changed.
As importantly, this meeting showcased how engineers, designers, and researchers can work together to take a multidisciplinary approach to problem solving (Lizzie Bird also writes on this very same topic in her article “Multidisciplinary Approaches to Multidisciplinary Problems”).
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February 20, 2010 9:27 AM Tribology in the Operating Room. There are three main constituencies working and interacting in the OR. Any friction between them causes resistance of work flow which in turn raises risks of human errors. These are the nursing staff, anesthesioloy staff and the surgical group (surgeon's and surgical assistant). Tribology needs to smoothen( lubricate) the interactions of these players to reduce friction,optimize efficiency, safety and outcome. Reasons why these three parties can collide instead of flowing together include independence of each party, outside interference and economic constraints. Tribology needs to address these hurdles. In this context, multidisciplinary approaches to multi- disciplinary problems maybe a problem in itself. |
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March 2, 2010 6:10 PM So who runs the checklist; who provides final go-ahead for a procedure; key workflow process -- considers the "surface materials" of each OR actor? coefficient of expansion; durometry; brittleness/ductility, indentation hardness? |
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April 19, 2010 2:57 PM Very interesting, Michael! Great learning opportunities for improving the success of any team! |
