Otto Bock Harmony P3, Техническая информация

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1 Introduction
This technical information supports you in the fabrication of a prosthesis with the Harmony system, a system used
for active generation of a vacuum. The system consists of a vacuum pump, a polyurethane liner, a gel-coated seal­
ing sleeve and a total surface weight-bearing socket.
There are both mechanical and electronic Harmony vacuum pumps. In this document, the fitting procedure is
explained on the example of a Harmony P3 vacuum pump. The central work steps can be applied to all Harmony
vacuum pumps. For detailed information, please read the corresponding instructions for use.
This document is intended for certified Harmony experts. It is a prerequisite that the qualified personnel are trained
in the handling of the various materials, machines and tools.
This technical information does not claim to be exhaustive. Reading this technical information does not replace
reading the instructions for use for all required products.
1.1 Flowchart
The entire process is shown in the following flowchart. All work steps described in this document are highlighted in
bold.
Selecting the liner
Fabricating the plaster cast and the plaster model
Fabricating the check socket
Checking the fit
Aligning the prosthesis
Dynamic trial fitting
Fabricating the definitive socket
Attaching a cosmetic cover
Tips and tricks (checking the system, solving problems)
2 Preparation
The following preparations must be made in order to work effectively:
Ottobock | 3 Harmony System
Introduction