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RENASYS* EDGE Negative Pressure Wound Therapy

RENASYS* EDGE tNPWT brings post-acute patients portable negative pressure wound therapy that supports the management of complex wounds.

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Smith+Nephew, Inc.

For over 150 years, Smith+Nephew has taken a pioneering approach to product design and services, helping to reduce the human and economic costs of wounds. *Trademark of Smith+Nephew
Toll free:(800) 876-1261 Fax:(817) 900-4100 Website:

• Pump offers an intuitive user-friendly interface for easy to learn operation and troubleshooting1
• Sturdy, reliable and durable to help minimize the number of device returns2
• Size and weight (2.19lbs) of device is designed to allow patients to continue with their daily lives and activities3
• Near Field Communication (NFC) feature that allows instant access to online resources 
• Home health mode that locks provider therapy settings
• Disposable and discrete canister and easy cleaning for sanitary operation
• Streamlined cleaning process between patients takes less than 5 minutes4
• Compatibility with RENASYS* TOUCH tNPWT for seamless transition from acute to post-acute care
• Suitable for a wide variety of wound types and care settings – easing the transition from acute to outpatient, home care, and long-term care
• A range of digital pressure settings for personalized therapy
• Continuous and intermittent modes that provides a soft, cushioned channel for patient comfort during therapy
• Sleek design and quiet operation
• 24-hour battery life – charges and operates while plugged in
• Carry bag or strap for customized carrying
• Experienced, dedicated wound care team
• 24/7 clinical and technical support
• Insurance specialists and in-network with many insurances

References: 1. Smith+Nephew 2022. RENASYS EDGE System Human Factors Summative Report Summary. Internal Report. CSD.AWM.22.071. 2. Smith+Nephew 2022. Internal Report. CSD. AWM.22.069. 3. Smith+Nephew 2022. Summary of footprint, portability, wearability, weight and audible noise for the RENASYS◊ EDGE system. Internal Report. CSD.AWM.22.067. 4. 1. Smith+Nephew 2022. Internal report e.g. slough, pus, debris, and biofilm.


The RENASYS* EDGE pump is indicated for patients who would benefit from a suction pump (NPWT), as it may promote wound healing via removal of fluids, including irrigation fluids and body fluids, wound exudate and infectious materials. Appropriate wound types include:
• Chronic
• Acute
• Traumatic
• Sub-acute and dehisced wounds
• Ulcers (such as pressure or diabetic)
• Partial-thickness burns
• Flaps
• Grafts


Use of the RENASYS* EDGE pump is contraindicated in the presence of:
• Untreated osteomyelitis
• Exposed arteries, veins, organs or nerves
• Necrotic tissue with eschar present
• Malignancy in wound (with exception of palliative care to enhance quality of life)
• Non-enteric and unexplored fistulas
• Exposed anastomotic sites

Warnings and Precautions

Please see the Clinician Manual for all Precautions and Warnings.

Storage Requirements

Some battery discharge may occur in storage, especially at high temperatures. It is recommended that the unit is charged before storing. If the pump is stored for longer than 6 months, the battery should be charged before use.
Storage Conditions
Short Term Storage and Transport Temperature
-13°F to 158°F /-25°C to 70°C
Long Term Storage
41°F to 104°F /5°C to 40°C
Caution: If the pump has been stored at temperatures below freezing, it must be brought to room temperature prior to use or the pump may be damaged.

How Supplied/Sizing
All disposable items need to be ordered separate from the pump to complete the device for use.
Product features
check_circle Accommodates large wounds
check_circle Accommodates small wounds
check_circle Adjustable PSI
check_circle Antimicrobial interface available
check_circle Battery-operated
cancel Disposable
check_circle Foam interface
check_circle Gauze interface
cancel Instillation function
check_circle Intermittent-pressure setting
cancel Irrigation function
cancel Portable (under 1lb)
cancel Single-use – 10 days
cancel Single-use – 15 days
cancel Single-use – 30 days
cancel Single-use – 7 days
cancel Touchscreen
cancel Usable on closed wounds
check_circle Usable on open wounds
check_circle Variable pressure setting
Other features
check_circle Educational Material Available
check_circle Free Samples/Trials Available
check_circle Published Clinical Article Available
Recommended Use

Acute Wounds
Chronic Wounds
Dehisced Wounds
Flaps and Grafts
Partial-Thickness Burns
Subacute Wounds
Traumatic Wounds

Mode of Use/Application

For complete application information, please see the RENASYS* EDGE Clinical User Manual.

Removal & Change Frequency

For complete removal and change frequency information, please see the RENASYS* EDGE Clinical User Manual.

Additional Recommended Dressings

Both foam and gauze dressing kits are available for the RENASYS* EDGE, plus pump and dressing accessories.


For complete construction information, please see the RENASYS* EDGE Clinical User Manual.


Please contact Smith+Nephew for complete warranty information.

Clinically Tested

For clinical testing information, please contact Smith+Nephew.

Technical Specifications

For complete technical specifications, please see the RENASYS* EDGE Clinical User Manual.

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