Guest guest Posted June 9, 2004 Report Share Posted June 9, 2004 Dear friends, Some powdered metals tend to ignite easily, almost spontaneously (aluminium, manganese, magnesium, iron), but a solid chunk, inside a living body, at clinical pressures, ...no way. There is no such risk (zero, nada). Those titanium plates or rods will never come in contact with the ambient oxygen of a chamber, as they will be bolted inside the wrist. There are muscles, ligaments, muscles, liquids, around it... A fire and an explosion, because of a titanium rod in a wrist?? The other hypothetical center would acting a wee bit paranoid or they have been watching too much TV Safety is almost an exact science that reserves ample room for the unexpected, but fear- mongering preys on ignorance. It is no reasonable to mention such physical conditions in conection with this case, and specially in a lay forum. Most people here may not have the ability to sieve the relevant data from grossly extrapolated and inapplicable facts.. Clinical hyperbarics will never make use of such pressures, let alone with oxygen. Treatment with flowing oxygen at 4.4ATA....unlikely. Titanium getting hot enough as to ignite bed linens? From what? How fast did they compress that chamber? What were the linens made of? Anyway, I cannot recall of a trained technician letting anybody in a pure-oxygen atmosphere chamber with anything metalllic on, in the Western Hemisphere, at least since the Fall of Constantinople. Gold, silver and other jewelry metals and alloys cannot produce sparks or get ignited, but nonetheless, the rule is doggedly applied. Every injury responds to hyperbaric oxygen. There is no such thing as a normal wound. A wound is an abnormal solution of continuity of a tissue, at some time with edema, inflammation and all, and it may be treated. If it were a complicated fracture, it should be treated by definition. It seldom happens, unfortunately. Most papers confirm it.: wounds heal faster and better when challenged with hyperbaric oxygen. Osteoblastic activity depends on oxygen, and osteoclasts, more so. Bone re-modelling is better accomplished if treated. Other means may also help: ultrasound, magnetic fields, and others pulsed fields, biological remedies, phytotherapics, etc., that might be less expensive; I concede. It really boils down to Dr. Neubauer being right, and Dr. Hymie being a bit unjudicious and, as a result, who knows?, perhaps nocive: a complicated fracture might be needing hyperbarics. Where has the liberal art of Medicine gone? Best regards. Ignacio Fojgel, M.D. Maimonides University, Buenos Aires, Argentina. Quote Link to comment Share on other sites More sharing options...
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