Questions tagged [medical-device]

For questions about the usage of medical devices (e.g. CT, MRI, Orthoses, ...)

15 questions with no upvoted or accepted answers
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Ice bath cryolipolysis?

I've been hearing advertisements for a new fat reduction treatment called CoolSculpting, in which areas of fat are brought down to below the freezing point of fat but above the freezing point of water,...
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32 views

Should plasma and platelet donors be concerned about exposure to plasticizer compounds?

Once removed from the body, blood products have prolonged contact time with a large surface area of plastic: probably close to 2 metres of tubing, butterfly needle + attachment centrifuge bowl (...
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53 views

Do clear aligners really work?

My lower jaw is not perfectly aligned, especially the canine teeth(lower jaw) are a bit crumpled. I will turn 21 next month and opting for braces is not a viable choice for me. Someone, suggested me ...
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50 views

PR depressions on ECG when a patient has pericarditis

Can someone please explain why PR depressions are seen on an ECG when a patient has pericarditis? That is, from an electrophysiological perspective: What are the exact changes on the cell membrane ...
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29 views

Are there any real-world application in a bone fracture detection program?

Sorry if I'm asking in the wrong community, but here's where I think I can reach more people in the medical field. I am in engineering, for a project in my uni, I thought of doing a research on ...
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53 views

Mercury fails to rise in thermometer

I have a mercury (Hg) thermometer manufactured by Ballo Thermometers (in Leesburg, Florida) circa May 1969. On the backside is printed “MICH 42”, which is apparently the name of its stereotype. The ...
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26 views

Is it possible, and what would be required to modify a ventilator to support two patients concurrently?

An article from a pediatrician on NYT suggested this as a possibility, I'm keen to know if it could be done in an emergency/shortage situation. If so: What would the challenges be from a mechanical/...
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38 views

How often is a microscope used

I am planning on studying Graduate Entry into Medicine (4 years instead of 6 for people that already have a degree) in the UK. Microscopes really irritate my eyes. I think in the UK we still have to ...
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47 views

How accurately can a smart phone measure pulse oximetry?

I want to create a medical application on Android and iOS, but I need to know what the difference is. I made a test, and know that the pulse oximeter is accurate. Is it possible for a smart phone to ...
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39 views

Efficacy of home radio frequency devices for skin treatment

I recently stumbled across a story about a new type of digital monopolar radio frequency device called Efficy that apparently combines several different methods for tightening existing collagen fibres ...
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26 views

Where to find a medical alert system without monthly payment?

I have been using alert1 for awhile, but recently my liabilities increase as my daughter suddenly got divorce. I am not sure how long will this last, but I plan to replace my mom's medical alert to ...
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18 views

Is multi-test II device the real deal for determining a person's allergies?

I have been experiencing chronic dizziness - most of the time, lightheadedness and seldomly with vertigo attacks since July 2015. I have already had my ear, eye, brain (mri), heart (2d echo, holter ...
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1answer
58 views

Do US hospitals use pulse oximeter with sensor (not electronics) directly on wrist, base of the finger (ring), or on the chest?

I am trying to figure out why most hospital it still seems to predominantly use fingertip sensor (LED+photodiode) based oximeter for SpO2. I tried searching for example of FDA 510(k) cleared oximeter ...
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51 views

Why have we striven to accurately biosense things?

As you may know, there are medical devices to track things to some certain points, like glucometers. Question is why do we strive to track such things (take glucose level for example) more accurately? ...
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28 views

Complexity and medical constraints vs Open Source Ventilator

This is a question to experts in medical engineering with specialization on lung ventilators. Let's take a "simpler" design than a full-featured ICU. We know typically medical devices are complex ...