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KAATSU B1 Smart Blood Flow Restriction System

by Kaatsu
Sold out
Original price $1,299.95 - Original price $1,999.95
Original price
$1,299.95 - $1,999.95
Current price $1,299.95

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KAATSU B1 Smart Blood Flow Restriction System

The revolutionary Bluetooth-enabled KAATSU B1 device operates via your smartphone, powered by an Android or iOS app - and can be safely and conveniently utilized anywhere anytime.

KAATSU B1 integrates the Masimo MightySat® Finger Pulse Oximeter so you can capture and archive your pulse rate, respiratory rate, and perfusion index data in real time. You can also share this information and other usage data with your physicians, physical therapists, trainers, coaches, teammates, family, and friends.


  • Bluetooth-enabled - share data between device and your phone
  • KAATSU B1 Android or iOS app download free app on your Android or iPhone
  • Simple to use without any connector tubes enables total freedom of movement
  • Light, portable, and easy-to-use - exercise, rehabilitate, and move easily
  • Works without an Internet connection in case you are out of Internet range
  • Proprietary algorithms based on 28 years of research and clinical testing tested safely and effectively with people as old as 104 years
  • Three pressure settings: Cycle, Progressive, and Constant - select preset or custom pressures
  • Single-limb applications for amputees, paraplegics, injured, disabled users
  • Real-time capture and archiving of personal usage data - share your data with your physician, therapist, coach, teammates, friends
  • Integrates with the Masimo MightySat® Finger Pulse Oximeter to obtain your real-time pulse rate and oxygen saturation (SpO2)
KAATSU B1 Smart Blood Flow Restriction System


  • Increases vascular elasticity
  • Naturally produces a robust hormonal and metabolite response
  • Improves circulation
  • Improves muscle tone
  • These biochemical reactions lead to better health and rapid rehabilitation without muscle atrophy
  • Convenience - Wearable devices can be used anywhere anytime
  • Unlike other BFR equipment, KAATSU does not occlude arterial blood flow which significantly increases its safety profile

Recommended Users

  • Military personnel including special forces
  • Physicians from orthopedic surgeons to podiatrists
  • Physical and occupational therapists
  • Chiropractors
  • Retirees
  • Olympic, professional, collegiate, high school, club sports teams
  • University athletic departments
  • Amputees, quadriplegics, paraplegics
  • Individuals with cerebral palsy, MS, carpal tunnel syndrome, plantar fasciitis

How to Measure

ARMS: Measure the circumference of your upper arm above your biceps and triceps, just below the deltoid.

LEGS: Sit on the edge of a chair and measure the circumference of your upper leg, along your groin as high in the groin as possible.


  • Small: less than 10.5 inches (26.5 cm)
  • Medium: 11-13 inches (28-33 cm)
  • Large: 12 - 16 inches (31-41 cm)
  • Extra-Large: 16 - 21 inches (41-54cm)


  • Small: less than 16 inches (40 cm)
  • Medium: 16 - 20 inches (40-51 cm)
  • Large: 19-26 inches (49-66 cm)
  • Extra Large: 26-32 inches (66-81 cm)

KAATSU B1 Smart Blood Flow Restriction System