3 ms·
Couldn't find anything in the article about whether these still require gel (or if the gel is an absolute requirement for the conventional ones). Anyone know?
by lend000 3y ago
Couldn't find anything in the article about whether these still require gel (or if the gel is an absolute requirement for the conventional ones). Anyone know?
- taion 3y agoYes, they still require gel. That's just a matter of physics. Changing the transducer technology doesn't change that.
- ano-ther 3y agoYes. The gel aids the sound transmission so that it doesn’t have to travel through air and is designed to have the same impedance as skin. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8774352 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8774352 https://www.animalultrasoundassociation.org/what-is-ultrasound-gel-for/ https://www.animalultrasoundassociation.org/what-is-ultrasou... Secondary effect is that it lubricates the probe when you move it on the skin. And then it also gives you a good chill which is to notify your organs that they are about to be photographed.
- mnw21cam 3y agoSome machines have a heated slot where the tube of gel is meant to be left so that it isn't cold when used.
- throwway120385 3y agoHeated gel is a nice feature for obstetrics and gynecological exams.