DWL - Transcranial Doppler Sonography (TCD)

The New EZ-Dop

Point of Care Unit (POC) for easy and rapid Patient Care

Neuro-Monitoring Analysis

TCD Waveform Analysis Software for Cardiovascular Physiology Testing evaluated with Z-Score.

Trust in Quality and Safety

The first model in the DWL product range, the DWL Multi-Dop T, has received certification according to the MDR (EU) 2017/745.

Customised performance

From the portable basic system to a complete solution with a comprehensive performance range: DWL offers customised performance.

We offer more

The application range of the DWL Doppler systems is today broader than ever.

Competence in the operating theatre

Flexible, user-friendly, precise, and meaningful: the DWL Doppler sonography helps to save lives.

Close to our customers

By participating international congresses and supporting TCD trainings and workshops, we stay close to our customers.

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Compumedics Germany / DWL

The development and manufacture of the Transcranial Doppler Sonography (TCD) is our core competence.

DWL – our company was established with a clear vision and high standards. From our beginnings in 1991, our focus has been on further developing and optimising the Transcranial Doppler Sonography (TCD). With each new DWL system generation, the Transcranial Doppler Sonography becomes more flexible and user-friendly, and its reports of diagnostic findings become more precise and meaningful. In particular, the fully digital Transcranial Doppler Sonography with Doppler M-Mode, our systems are used today in a multitude of life-saving applications.

The World of TCD Clinical Applications

Here you will find current articles based on clinical research and publications on TCD in applications, diagnostics, and treatment methods.

Stroke Prevention in Sickle Cell Anemia
on 14. January 2026
The SPIN and SPRING trials established the first evidence-based stroke prevention strategy for children with sickle cell anemia in Africa, combining TCD screening, fixed-dose hydroxyurea, and a […]
TCD and LVO Detection
on 20. November 2025
Large vessel occlusions are a major challenge in stroke triage, where time is critical. A study in Frontiers in Neurology tested quantitative TCD metrics and found that waveform morphology — […]
Cerebral Effects of music in aSAH Patients
on 10. September 2025
In a pilot study on patients recovering from aneurysmal subarachnoid hemorrhage, transcranial Doppler monitoring showed a significant reduction in middle cerebral artery flow velocity during exposure […]

The appropriate
DWL software
for your needs

The broad range of clinical applications with the Transcranial Doppler Sonography

Whether in neurology, neurosurgery, cardiovascular surgery, anaesthesia, emergency, and intensive care, as well as in ENT and OMF surgery, the range of applications of the DWL Doppler systems is today broader than ever.

Stroke management

Anaesthesia

Sickle-cell anaemia diagnosis

Brain death diagnosis

PFO diagnosis

Vasospasm diagnosis

Cardiovascular surgery

Neurosurgery

Worldwide

Used all over the world.

Represented in more than 120 countries.

1991

Year established

120

Number of countries in which we are represented

11000

Installed systems worldwide

Years of experience in TCD

Would you like to learn more about Compumedics Germany GmbH or DWL’s products?

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