Carl J

ExoStim Presentation

by Carl J on April 16, 2013

See presentation here more…

MIT Media Lab Elastic Robotic Knee

by Carl J on March 11, 2013

The knee was designed for minimal electromechanical energy consumption. Video here more…

Research on Electrical Muscle Stimulation

by Carl J on March 5, 2013

  Adams, GREGORY R., ROBERT T. Harris, Daniel Woodard, and GARY A. Dudley. “Mapping of electrical muscle stimulation using MRI.” Journal of applied physiology 74, no. 2 (1993): 532-537. Feedback Control Methods for Regulation by Electrical Stimulus of Muscles Relationship between Muscle Tension and Hardness in Isolated Frog Muscle with Electrical Stimulation Design of a Highly Efficient […] more…

Fitbit data viz

by Carl J on March 5, 2013

Biomechanical Energy Harvesting

by Carl J on February 26, 2013

My response to the reading is here. more…

Project Ideas

by Carl J on February 26, 2013

Quantified Self I’m a big QS’er and have greatly benefitted from tracking different aspects of my health in the past. I use a number of devices including the Fitbit and the Withings body scale, as well as fitness devices like the Polar heart rate monitor in the past. I would like to combine the energy-efficient […] more…

Low cost sensor alternatives

by Carl J on February 19, 2013

How to Get What You Want has designs for alternative sensors in wearables. These will obviously require calibration, but could be useful when an off-the-shelf solution isn’t feasible. more…

Electric stimulus to the face

by Carl J on February 19, 2013

Syringe design for ergonomics

by Carl J on February 19, 2013

I was rather disappointed by the syringe design paper, perhaps because I rather enjoyed Dan Formosa’s talk to our class. The premise is nice: thoughtful design for ergonomic needs of the patient at hand; however, it’s not clear after reading the paper whether what they did was actually a good thing. The test method is […] more…

Blizzard Biomechanics (aka snow angels)

by Carl J on February 12, 2013

Post on my personal blog more…