Sky Labs & Otsuka Partner to Launch Ring-Based Blood Pressure Monitor in Japan

Revolutionizing Hypertension Management: A Ring-Based Breakthrough Heads to Japan

A new era in blood pressure monitoring is dawning, as South Korea’s Sky Labs Inc. Has secured an exclusive commercialization agreement with Japan’s Otsuka Pharmaceutical Co., Ltd. For its innovative ring-type blood pressure monitor, CART BP pro. This partnership, solidified on February 6, 2026, signals a significant shift towards more comfortable and continuous hypertension management.

The Limitations of Traditional Blood Pressure Monitoring

For decades, blood pressure measurement has relied on cuff-based devices. Even as effective, these methods can be disruptive, causing discomfort and even interfering with sleep – a critical factor, as nighttime blood pressure readings are vital for accurate diagnosis and treatment. Approximately 29% of hypertension patients in Japan struggle to control their blood pressure despite treatment, and roughly 33% are unaware they even have the condition. The need for more effective monitoring is clear.

CART BP pro: A Cuffless Solution

CART BP pro utilizes photoplethysmography (PPG) optical measurement technology, eliminating the need for a traditional cuff. This allows for continuous, comfortable monitoring during daily activities and sleep. The device has already demonstrated strong validation against the gold standard of direct arterial line measurements. In South Korea, CART BP pro has received both regulatory approval and insurance reimbursement, a testament to its clinical validity.

Success in South Korea Paves the Way for Global Expansion

Sky Labs’ success in its home market is impressive. Over 1,700 medical facilities in South Korea currently prescribe CART BP pro for ambulatory blood pressure monitoring, resulting in over 150,000 cumulative prescriptions within a year of its domestic launch. This established track record was a key factor in securing the partnership with Otsuka.

Otsuka’s Role in Japan’s Healthcare Landscape

Otsuka Pharmaceutical is a highly respected and established player in the Japanese healthcare market. Their extensive distribution network and expertise in cardiovascular health will be instrumental in bringing CART BP pro to a wider patient base in Japan, where an estimated 43 million people live with hypertension.

Open Innovation: A Model for Future Partnerships

The collaboration between Sky Labs and Otsuka exemplifies a successful “open innovation” model. Sky Labs initially leveraged Otsuka Pharmaceutical Korea as a bridge to connect with Otsuka’s global headquarters, demonstrating how strategic partnerships can accelerate the adoption of innovative technologies.

The Future of Remote Patient Monitoring

The rise of cuffless blood pressure monitoring, like that offered by CART BP pro, aligns with broader trends in remote patient monitoring (RPM). RPM is gaining traction as healthcare systems seek to improve patient outcomes, reduce hospital readmissions, and manage chronic conditions more effectively. The ability to collect continuous, real-world data offers medical professionals a more comprehensive understanding of a patient’s health status.

Beyond Blood Pressure: The Potential of Ring-Based Health Tracking

Sky Labs isn’t stopping at blood pressure. The company’s “CART” platform is designed for monitoring various chronic conditions using a ring-shaped device. Their initial product focused on atrial fibrillation, and they’ve since launched a consumer version of their blood pressure monitor. This suggests a future where a single wearable device can track multiple health metrics, providing a holistic view of a patient’s well-being.

Frequently Asked Questions

  • What is PPG technology? PPG (photoplethysmography) uses light to measure changes in blood volume in the peripheral circulation, allowing for non-invasive blood pressure measurement.
  • Is CART BP pro covered by insurance in Japan? The agreement with Otsuka aims to secure insurance reimbursement in Japan, building on the success in South Korea.
  • How does CART BP pro compare to traditional blood pressure monitors? CART BP pro offers continuous, cuffless monitoring, improving comfort and potentially providing more accurate data, especially during sleep.
  • What other conditions does Sky Labs monitor? Sky Labs initially focused on atrial fibrillation and is expanding its platform to monitor other chronic diseases.

Pro Tip: Consistent blood pressure monitoring is crucial for managing hypertension. Discuss with your doctor how continuous monitoring with devices like CART BP pro might benefit your health.

Did you know? Abnormal blood pressure patterns, particularly nighttime hypertension, are linked to an increased risk of organ damage and cerebrovascular disease.

Learn more about Sky Labs and their innovative health technology at https://skylabs.io/en/ and explore Otsuka Pharmaceutical’s commitment to healthcare at www.otsuka.co.jp/en/.

What are your thoughts on the future of cuffless blood pressure monitoring? Share your comments below!

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