The phrase "maintain overview" is correct and usable in written English.
You can use it to refer to someone's ability or responsibility to take in all the important facts and details of a situation, and to appreciate the overall implications. For example, "The project manager must maintain overview of all the tasks and deadlines in order to keep the project on track."
Maintaining overview in consequences and implications of decisions is difficult, since many stakeholders are involved.
All data matrices were mathematically constructed in the same format with the aim of maintaining overview and control.
They play an important role: they ensure that the academy trust's charitable objectives are being met, maintain an overview of the effectiveness of the trust structure and have the power to appoint and remove trustees.
For this to be implemented adequately, the medical assistant must be able to understand her/his own and the conversation partner's perspective, emotions and needs, even in difficult situations, and, at the same time, to maintain an overview of the practice requirements and also to relate all aspects to one another as constructively as possible.
In general, local health authorities should maintain an overview of local sources of routinely collected data.
GPs were highlighted as being important to provide consistency and maintain an overview of other services.
External microphones were installed for control purposes, to maintain an overview over the group recordings and vocalisations.
Training, user interfaces and documentation may help to overcome this barrier and generalists, who technically overlook FSSIM and its components, are required to maintain an overview.
Others wanted to maintain an overview of every aspect of the organization, including personally overseeing as many emails and assignments as possible.
Pervasive computing entered health care in almost every setting, making it difficult to develop an idea of its typical implementation and maintain an overview of recent developments.
