New Ottobock Harmony P4 Modular Pump

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Upgrade to active vacuum volume management for your transtibial patients with the New Harmony P4 Modular pump. This modular fourhole version is easy to upgrade into existing vacuum sockets using an external tube connection and includes a Standard 4R182 and Heavy Duty version 4R183 that can accommodate up to 330 lb.

Compared to a valve or pin system, patient benefits include:

  • Reduced volume fluctuations
  • Improved suspension and proprioception
  • Reduced forces within the socket
  • Promotes residual limb blood circulation
  • Vertical shock absorption and torsion

To learn more, call your sales rep or visit