Home / Products / Wound Dressing / Negative Pressure Wound Therapy

Negative Pressure Wound Therapy

Why Choose Us

Technology

Integrating research, development, production, and sales of specialized medical care products.

Certificates

We have successively obtained CE, ISO13485 and FDA certifications.

Various Products

Acute wound care, chronic wound care, fixation care, medical assistant care products.

Best Service

Good after-sale service, handling the customer complaint and solve problem for customers.

What is Negative Pressure Wound Therapy?

Negative Pressure Wound Therapy (NPWT) is a medical technique used to promote wound healing. It involves applying controlled negative pressure (suction) to a wound through a specialized dressing and sealed system. This therapy helps in several ways: it removes excess fluid, reduces swelling, and enhances blood flow to the wound area, which can aid in tissue regeneration. NPWT is particularly beneficial for chronic or complex wounds, diabetic ulcers, and post-surgical incisions.

Black PU Sponge NPWT Kit
Negative Pressure Wound Therapy is a groundbreaking approach in treating open wounds. It employs a skin-friendly semi-permeable film and a specialized vacuum device to create a controlled negative...
read more
SAF Foam NPWT Dressing with Silicone Border
Utilizing a unique technique known as Negative Pressure Wound Therapy (NPWT), this treatment method for open wounds involves using a compatible semi-permeable layer along with a specialized...
read more
White PVA Foam NPWT Kit
Negative Pressure Wound Therapy is an innovative wound treatment technique that utilizes a biocompatible semi-permeable film to close open wounds. A dedicated negative pressure machine generates a...
read more

How Does Negative Pressure Wound Therapy Work?

Removal of Excess Fluid

The negative pressure helps to draw out excess fluid, blood, and other wound exudates. This reduces swelling and minimizes the risk of infection by clearing away debris and bacteria.

Enhanced Blood Flow

NPWT promotes improved blood circulation around the wound area. This increased blood flow delivers essential nutrients, oxygen, and immune cells that are crucial for tissue repair and growth.

Tissue Contraction

The negative pressure can cause gentle contraction of the wound edges, aiding in wound closure and reducing the wound’s overall size.

Stimulation of Granulation Tissue

The controlled suction encourages the formation of granulation tissue – the new connective tissue that supports wound healing.

Reduced Bacterial Load

By removing excess fluid and promoting a healthier wound environment, NPWT helps to decrease the bacterial load within the wound, reducing the risk of infection.

Increased Healing Factors

The mechanical stress applied by the negative pressure can trigger the release of growth factors that promote cellular activity and tissue regeneration.

What Are The Benefits Of Negative Pressure Wound Therapy?

Enhanced Wound Healing: NPWT promotes faster wound healing by increasing blood flow, oxygen delivery, and nutrient supply to the wound area, which is essential for tissue regeneration.

Reduced Infection Risk: The removal of excess fluid and debris, along with the creation of a controlled wound environment, helps lower the risk of infection by minimizing bacterial colonization.

Management of Exudate: NPWT efficiently removes excess wound exudate, reducing the risk of maceration (softening of skin due to prolonged exposure to moisture).

Stimulation of Granulation Tissue: The therapy encourages the formation of granulation tissue, which is crucial for wound healing as it provides a scaffold for new tissue growth.

Closure of Wound Edges: NPWT can gently bring together wound edges, facilitating wound closure and reducing wound size.

Pain Management: By reducing pressure on nerve endings and creating a stable wound environment, NPWT can alleviate pain associated with some chronic wounds.

Minimized Scarring: Proper wound healing through NPWT can result in less noticeable scarring and better aesthetic outcomes.

Broad Applicability: NPWT can be used for a variety of wound types, including diabetic ulcers, pressure ulcers, surgical wounds, traumatic wounds, and more.

Versatility: NPWT can be customized and adjusted based on wound characteristics and healing progress, allowing for individualized treatment plans.

Patient Comfort: By promoting quicker healing and reducing pain associated with chronic wounds, NPWT can significantly improve a patient’s overall comfort and quality of life.

The Purpose Of Foam In Negative Pressure Wound Therapy

Fluid absorbing: The foam in NPWT manages the exudates and other fluids that accumulate in the wound bed. By effectively retaining these fluids, the foam maintains an optimal moisture balance in the wound, preventing excessive hydration or dehydration. This creates a favorable environment for cell proliferation and tissue granulation, which are essential processes in wound healing.

Wound stabilization: Foam dressings contribute to wound stabilization by providing a supportive structure for the surrounding tissues, helping to maintain the shape and integrity of the wound bed, and reduces the likelihood of wound edge collapse or maceration.

Tissue deformation: Applying negative pressure to the foam dressing results in an even distribution of pressure across the wound bed, which promotes microstrain and has been associated with angiogenesis and granular tissue formation.

Wound integrity: Foam protects tissue from direct contact with negative pressure. Foam softness makes it ideal for cushioning the wound bed and reducing pain and discomfort.

Infection control: The foam dressing in NPWT not only retains wound exudates but also serves as a barrier against potential contaminants, such as bacteria and other pathogens. By keeping the wound environment clean, the foam helps reduce the risk of infection and supports the overall healing process.

Promotion of wound contraction: During NPWT, the foam dressing contracts to help reduce the wound surface area, promoting faster healing and minimizing scar formation.

Driving Factors Of Negative Pressure Wound Therapy Drapes Market

Technological Advancements: The market is driven by continuous technological innovations that enhance the efficiency and effectiveness of Negative Pressure Wound Therapy Drapes products and services. This includes advancements in materials, manufacturing processes, and digital technologies.

Growing Demand: The increasing demand for Negative Pressure Wound Therapy Drapes products and services, driven by factors such as population growth, urbanization, and changing consumer preferences, is a significant driver for market growth.

Regulatory Support: Favorable government policies, regulations, and incentives that promote the use of Negative Pressure Wound Therapy Drapes, such as subsidies for renewable energy projects and carbon pricing mechanisms, encourage market growth.

Environmental Awareness: Rising awareness about environmental sustainability and the need to reduce carbon emissions is driving the adoption of Negative Pressure Wound Therapy Drapes solutions, particularly those that are eco-friendly and renewable.

Cost Reduction: Continuous cost reductions in the production and installation of Negative Pressure Wound Therapy Drapes solutions, driven by economies of scale, technological advancements, and increased competition, are making these solutions more affordable and accessible.

Restraining Factors Of Negative Pressure Wound Therapy Drapes Market

SAF Foam NPWT Dressing with Silicone Border

High Initial Investment: The high initial investment required for the development and installation of Negative Pressure Wound Therapy Drapes solutions, especially for large-scale projects, can be a significant barrier to market growth.

Intermittency and Reliability: The intermittency and reliability of some Negative Pressure Wound Therapy Drapes solutions, such as solar and wind energy, can be a challenge, particularly in regions with inconsistent weather patterns.

Infrastructure Limitations: The need for significant infrastructure investments, such as grid upgrades and storage facilities, to support the integration of Negative Pressure Wound Therapy Drapes solutions into existing energy systems can be a restraint.

Policy Uncertainty: Uncertainty surrounding government policies and regulations, such as changes in subsidies or tax incentives, can create uncertainty for investors and slow down market growth.

Competing Technologies: Competing technologies, such as fossil fuels and nuclear energy, can pose a challenge to the adoption of Negative Pressure Wound Therapy Drapes solutions, particularly in regions where these technologies are well-established and subsidized.

Supply Chain Disruptions: Disruptions in the supply chain, such as shortages of critical materials or components, can impact the availability and cost of Negative Pressure Wound Therapy Drapes solutions, affecting market growth.

Public Perception: Negative public perception or resistance to Negative Pressure Wound Therapy Drapes solutions, such as concerns about visual impact or noise pollution from wind turbines, can hinder market growth.

Lack of Awareness: Limited awareness and understanding of Negative Pressure Wound Therapy Drapes solutions among consumers, businesses, and policymakers can slow down market growth, as stakeholders may not fully appreciate the benefits and potential of these technologies.

Steps Negative Pressure Wound Therapy

Wound preparation: Before the application of NPWT, the wound is cleaned and debrided to remove any debris or dead tissue that may hinder healing. This is essential to ensure that negative pressure is evenly distributed throughout the wound bed.

Wound dressing application: A specialized foam or gauze dressing is applied to the wound bed, and a transparent adhesive film is placed over the top. The dressing is designed to wick away any excess fluid from the wound while providing a barrier against external contaminants.

Vacuum pump application: The vacuum pump is connected to the wound dressing through a tube, and negative pressure is applied to the wound bed. The pressure can be adjusted, according to the wound's requirements.

Suctioning of exudate: As negative pressure is applied, it creates suction that removes any excess fluid, exudate, and bacteria from the wound bed. The vacuum also promotes increased blood flow to the wound, which helps deliver oxygen and nutrients to the healing tissue.

Stimulation of tissue regeneration: NPWT stimulates tissue regeneration by encouraging the growth of new blood vessels and granulation tissue. This process helps fill the wound bed and promotes faster healing.

Wound closure: Once the wound has healed sufficiently, the NPWT dressing can be removed, and the wound can be closed using sutures, skin grafts, or other techniques.

Will wounds heal faster with Negative Pressure Wound Therapy?

Negative pressure refers to placing a negative pressure drainage device on the wound surface to maintain a closed negative pressure on the wound surface. Negative pressure wound therapy can continuously drain the exudate from the wound out of the body. this continuous negative pressure device state can stimulate the growth of granulation tissue in the wound and promote wound healing. When a putrid ulcer appears in the wound When tissues or wounds are infected by bacteria, it is necessary to apply negative pressure on the wound.

Rotten ulcer tissue appears in the wound: Applying negative pressure to the wound can cause the secretions of the wound or rotten ulcer tissue to fall off and prevent them from existing in the wound for a long time, affecting the healing or infection of the wound. Once there is rot and fall off, remove it immediately Give suction.

The wound is infected by bacteria: Applying negative pressure to the wound can prevent bacterial infection, because most bacteria cannot survive under the action of negative pressure, so the above two points can indirectly promote wound healing. After negative pressure treatment, appropriate functional exercises should be carried out on the affected area, which can prevent the occurrence of disuse atrophy of local muscle tissue and prevent the formation of thrombosis.

Certifications

Our Factory

2023122608333835857a812c334be7ac4863418657afd7.jpg (800×579)

We have standard purification workshops, professional production equipment and perfect physical and chemical, sterile laboratory. Since our establishment, we have successively passed the ISO13485:2016 international quality system certification, the CE certification from Germany TÜV company, and the FDA certification from the United States Food and Drug Administration. While our products cover the Chinese market, we have also begun to enter overseas markets such as Western Europe, North Amedica, South America, North Africa, and Southeast Asia.

FAQ

Q: Is negative pressure wound therapy effective?

A: Yes. Everyday experience in wound care tells us that NPWT is useful as wounds improve and heal using this treatment. Studies in this area are difficult to carry out;

Q: What type of wound is not suitable for NPWT?

A: Wounds with remaining necrotic tissue or eschar, untreated osteomyelitis, the Presence of a fistula that connects to a body cavity or organ, and with Malignancy in the wound.

Q: How do I know my NPWT device is working?

A: Monitor the device for loss of suction. If the unit power light is on and the sponge is compressed (often described as looking like a raisin), the unit is functioning. Your physician will be following your healing progress.

Q: How do I know if my NPWT device is NOT working?

A: Check for loss of suction once the wound vac is applied. If the transparent adhesive tape is not lying flat and the machine starts to beep when it is turned on, there is likely a loss of suction. When properly functioning, the sponge should be flat and crinkled, looking somewhat like a raisin.

Q: What is the success rate of negative pressure wound therapy?

A: Regarding the effect of negative pressure therapy on wounds, 44.9% of the wounds in the traumatology group healed, and 48.9% of the wounds healed, but did not close. Skin grafts were successfully performed in 81.6%.

Q: What dressing is used with negative pressure wound therapy?

A: The components of a negative pressure wound dressing include a porous foam or gauze. There are two widely used foam materials. The black polyurethane foam with pore size ranging from 400 to 600 μm and the white polyvinyl alcohol with pore sizes from 60 to 270 μm. A semiocclusive dressing is applied to create a seal.

Q: What are the disadvantages of NPWT?

A: It is important to watch for pain, bleeding, dehydration, infection, foam retention, loss of suction, skin sensitivity, skin damage, and damage to blood vessels, soft tissue, or nerves.

Q: Who can use NPWT?

A: NPWT is used by many healthcare providers to treat wounds within various specialties. Nurses, PTs, NPs, PAs, and physicians apply these devices in the fields of wound care, surgery, dermatology, emergency medicine, podiatry, vascular, family practice, and many others.

Q: What does negative pressure wound therapy do?

A: Negative pressure wound therapy (NPWT) is a broad term used to describe a unique and versatile system that aids the optimization of wound healing through the application of sub-atmospheric pressure to help reduce inflammatory exudate and promote granulation tissue.

Q: When should you not use negative pressure wound therapy?

A: NPWT should not be used when any of the following situations are present: Exposed vital structures – NPWT, in the presence of exposed organs, blood vessels, or vascular grafts, increases the risk for tissue erosion, which can lead to enteric fistula formulation or hemorrhage.

Q: What is the main reason for the use of negative pressure wound therapy (Aorn)?

A: Besides sutures, negative pressure wound therapy is another tool in the toolbox for wound care. These devices essentially use vacuum pressure to drain fluid at the incision site and stimulate healing.

Q: How long does negative pressure wound therapy last?

A: You will likely need to use NPWT for several weeks or months. During the therapy, you'll need to carry the portable pump everywhere you go. Your provider will carefully keep track of your healing.

Q: What is the success rate of negative pressure wound therapy?

Q: What dressing is used with negative pressure wound therapy?

Q: What precautions should be taken during negative pressure wound therapy?

A: Use protective barriers, such as non-adherent or petroleum gauze, to protect sutured blood vessels or organs near areas being treated with NPWT. Avoid overpacking the wound too tightly with foam; this prevents negative pressure from reaching the wound bed, causing exudate to accumulate.

Q: Is negative pressure wound therapy better than wet to dry dressing?

A: NPWT is more effective in the treatment of Stages 3 and 4 pressure injuries compared to wet-to-dry dressing. Findings from PUSH Tool and Three-Dimensional Wound Measurement device are correlated. The 3DWM device has many practical advantages for wound measurement.

Q: What are the accessories for negative pressure wound therapy?

A: These kits include a variety of essential components necessary for negative pressure wound care and therapy. Depending on the specific kit, it may include items like foam dressings, adhesive drapes, a StingRay™ suction bell, and other accessories crucial for creating a controlled and efficient NPWT environment.

Q: Is negative pressure wound therapy the same as wound vac?

A: Negative pressure wound therapy (NPWT), also called vacuum-assisted wound closure, refers to wound dressing systems that continuously or intermittently apply subatmospheric pressure to the system, which provides a positive pressure to the surface of a wound.

Q: What are the two benefits of negative pressure wound therapy?

A: Benefits of NPWT
Reduces swelling (edema) Improves blood circulation in the wound bed. Facilitates the growth of new tissue (granulation)

Q: How long does negative pressure wound therapy last?

A: You will likely need to use NPWT for several weeks or months. During the therapy, you'll need to carry the portable pump everywhere you go. Your provider will carefully keep track of your healing.

As one of the most professional negative pressure wound therapy manufacturers and suppliers in China, we're featured by good service and low price. If you're going to wholesale high quality negative pressure wound therapy, welcome to get free sample from our factory. Also, customized service is available.

CVC PICC Fixation Device A1, hydrocolloid dressing for surgical wounds 4 4, silicone foam NPWT dressing