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C-Leg

Item #: 3C98-3=8.5-4

C-Leg 4, Pyramid top, midnight shadow

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Suggested HCPCS Coding: L5828 + L5845 + L5848 + L5850 + L5856 + L5925

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Overview

The C-Leg 4 Update microprocessor knee

Choose the latest in proven performance

With over 100,000 fittings to date, the C-Leg is trusted by more users than any other microprocessor knee in the world¹. And it’s no wonder: Studies show the C-Leg provides the exceptional reliability and performance users need to focus on what really matters — enjoying a healthy, active lifestyle.

From descending stairs and ramps, to navigating uneven terrain, to walking backward, the C-Leg dynamically adapts to a wide variety of everyday situations.

This legacy lives on in the C-Leg 4 Update.

For Users

New! IP68 rating! C-Leg is now even more durable than before and safe for occasional submersion in fresh water up to 3 meters for 1 hour²
New! Manual locking function to conveniently secure the knee in extension via a simple tapping pattern
Supported descent on ramps and stairs
Improved stance release with short and quick steps
Stumble Recovery Plus active at all times
Increased support for sitting down
Training function for stance release exercises!
Choice between Intuitive and Deliberate stance
More options for favorite activities with MyMode Plus
Deep sleep mode to save battery
Redesigned charger allowing one-handed operation
Customizable shield cover
Safe backward walking
More reliable swing and stance phase control
User customized functions via the Cockpit app for Android and Apple iOS
Available in multiple colors as well as screw-top or pyramid adapter

For Professionals

New! C-Leg 4 now has an app-based programming option for set-up by the professional. The new “connectgo.pro” app is compatible with both Apple (iOS) and Android devices. To learn more, please visit our “connectgo.pro” product page: https://shop.ottobock.us/connectgo.pro
Training function for ensuring consistent stance release
C-Soft Plus (Data Station PC based software) remains available for programming and support of the fitting process
Delivered in Safety Mode until patient-specific data is entered. A recommendation is then provided.
Standard 34mm, easily shortened tube adapters
Access usage statistics when activated to see progress at each appointment
Can be connected to an osseointegrated, percutaneous implant system*

1 Wismer, N., Mileusnic, M., Sreckovic, I., & Hahn, A. (2016). First results on next generation C-Leg. Poster presentation at OTWorld, Leipzig, Germany

2 Electronics are protected from dust, sand, dirt and occasional submersion in fresh water (up to 3m for 1hr). Mechanical components are not corrosion resistant.

* Verify that the manufacturer of the implant system and the manufacturers of the corresponding exoprosthetic components/adapters also permit this combination.

Learn more about:Clinical Evidence / Resources

Learn more about:IP Ratings and Ottobock MPKs

Specifications

Activity Level	K2, K3, K4
Maximum Body Weight	300 lbs (136 kg)
Battery Life	Approximately 2 days
Flexion Angle	130 degrees w/o flexion stop
Color	Midnight shadow
Proximal Connection	Pyramid Adapter
Distal Connection	Tube Clamp
Material	Carbon
Moisture Protection	IP68
Standard Warranty	3 years
Software Updates	Data Station
C-Leg Weight	2.75 lbs
Proximal system height up to alignment reference point (pyramid connector)	5 mm
Minimum distal system height with 2R57 tube adapter	289 mm
Minimum distal system height with 2R67 tube adapter (torsion unit)	329 mm
Maximum distal system height with 2R57 tube adapter	494 mm
Maximum distal system height with 2R67 tube adapter (torsion unit)	534 mm