Minimum settings work better on lymphedema extremity pumps also, from our experience with swollen limbs. Women (and men) who purchased pumps and used them on high settings created tissue damage. Slow and low pressure is what is prescribed now, though manual lymph drainage, sort of like hand milk expression of the breast, is what is really safe and effective-even more so than these electric pumps with pressure sleeves. Judy Ritchie There is another much more significant difference between the Pump In Style and Classic than the plug--the pump mechanism itself. Both the Pump In Style and the Symphony are diaphragm pumps, whereas the hospital-grade pumps (and the Ameda Purely Yours) are piston pumps. Piston pumps are generally regarded as being more effective than diaphragm pumps. He spoke specifically about one woman who got the most milk at around 75 mmHg (the minimum setting on many hospital-grade pumps) and when she increased the vacuum, she got less milk. *********************************************** To temporarily stop your subscription: set lactnet nomail To start it again: set lactnet mail (or digest) To unsubscribe: unsubscribe lactnet All commands go to [log in to unmask] The LACTNET mailing list is powered by L-Soft's renowned LISTSERV(R) list management software together with L-Soft's LSMTP(R) mailer for lightning fast mail delivery. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html