Sep. 01, 2025
Beauty & Personal Care
What is the ideal duration of a cavitation / radiofrequency session?
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Radiofrequency/cavitation treatment duration depends on:
Each square centimetre of tissue needs a minimum of 15 minutes of strong treatment for good results
10 minutes per area simply won’t cut it
Trying to reduce treatment time with extremely high intensity RF or ultrasound
Radiofrequency / cavitation treatment duration: frequently asked questions (FAQs)
What is cavitation treatment
Does cavitation work?
How long to do cavitation on stomach?
How often can you do cavitation at home
Does cavitation work on belly fat?
Have a skin tightening/cellulite treatment in London with the experts
The Cellulite School™: Get advanced training in cellulite reduction and skin tightening
Deep-acting, high-power radiofrequency is the strongest SAFE treatment for cellulite reduction and skin tightening, if provided by an experienced, well-trained and knowledgable therapist (unfortunately most RF treatment operators only receive one day's training - and zero training in the science of cellulite).
Ultrasound cavitation treatment is a close second for cellulite (but not that effective for skin tightening).
However, even with the best treatment in the world, a protracted amount of time is needed to provide sufficient stimulation and effect change in the tissues.
So treatment duration for a high quality, strong RF/cavitation treatment is 15-40 minutes per side, per area.
(With cheap, low-power radiofrequency/ultrasound cavitation machines, treatment time may have to be double, triple or be even longer.)
The area itself: For example, treatment of the stomach for 15-40 minutes is enough, while treatment of the back of thighs or front of thighs may take a total of 30-80 minutes for both legs (2x15 minutes up to 2x40 minutes in total). With low power equipment we may have to spend hours on large areas, which does not make sense.
Body size: Obviously very petite people need shorter treatment for a specific area (a minimum of 15 minutes per side, per area), while more taller/curvy people may need longer treatment (up to 40 minutes per side, per area). Again, with less strong equipment treatment time may have to last hours, otherwise it will be ineffective.
How strong and/or targeted the treatment is: Even slightly lower power equipment, or a treatment that focuses too deeply or too superficially, will necessitate much more time to provide the same targeted tissue heating, and thereby the same results, on the dermis/hypodermis. With less focused and powerful equipment we are talking about either hours per area (which does not make sense) or just ineffective treatment.
Individual variability: Depending on the tissue structure of each individual, treatment duration and intensity has to be adjusted, again from 15 to 40 minutes per side, per area.
I mentioned above that treatment should be 15-40 minutes per side, per area with the best equipment possible.
This is because for radiofrequency and ultrasound to work well, those treatments need to saturate every inch of skin for a minimum of about 15-40 minutes.
This means that even the smallest area, e.g. the top of the knees, which can be heated very quickly, will still need to be treated for 15 minutes - each.
A weak cavitation/radiofrequency machine will just about manage the knees in 15-40 minutes but it may not be able to manage larger areas, such as the back of the thighs and buttocks, even in 80 minutes.
15 minutes per area is the absolute minimum treatment required for some good results, with a good RF/cavitation machine and an optimised protocol.
You cannot treat an area for 10 minutes because you put the machine on max or because the area is small. Treatment time is as essential as treatment intensity and 15+ minutes must be spent even on small areas.
Sometimes clients ask whether each area can be treated for ten minutes, so that the entire thighs and buttocks (back and front) are covered in 40 minutes.
Even worse, from time to time clients report that at other clinics they have the entire body (back and front of thighs, butt, arms, stomach, waist) treated in 90 minutes, which if it wasn’t a total rip-off it would be a practical joke.
And at those places they are usually told that “4 sessions is all you need” (we honestly recommend 6-12 sessions per area, even with the best equipment and protocols in the world). Unsurprisingly, these clients report no results with 4x 10 minutes per side per area.
My reply to these comments is that I wished this could be done, but it doesn’t work that way. Treating each area for just 10 minutes, even with the best equipment in the world, will be a waste of money.
Lying to clients that you can treat their entire body in 90 minutes just to get their business, is unethical, to say the least.
Money shouldn’t be the first priority of ANY business. Providing an excellent treatment, honest consultation and caring customer service should be the first priorities, and then money would automatically come afterwards, as a result of the honesty, high quality treatment and customer care.
This approach of profit maximisation, i.e. treating an area at extremely high intensities, in order to minimise treatment time, will just lead to a burn and not much else.
Still some doctors/aesthetic therapists do this with the aid of anaesthetic creams or injections, as it sounds very impressive, “medical” and “instant”.
But most importantly, short, extreme-intensity, painful treatments allow these practitioners to charge 5-10x more money per hour - regardless of the dangers, side effects and ineffectiveness.
This is a huge difference in profitability, unfortunately at the expense of safety and effectiveness.
The body needs both time and regular, repeated treatment to change.
Biology doesn’t care if someone is busy or rich or if the owner of clinic wants to get rich quick: the human body has limits in general. Plus each individual body has its own limits. Surpassing them, for an (imagined) quick result or for a quick buck, is very unwise.
Having a course of 6-12 strong RF or cavitation treatments for 15-40 minutes per side per area, offered skilfully and responsibly over a period of several weeks is what is best for both client and clinic.
We hope all is now clear regarding how long should a radiofrequency or cavitation treatment be.
Below are some straight, quick answers to the most common questions related to this subject, to clarify finer points and add more detail.
Cavitation treatment refers to high frequency sound (ultrasound of 30-80kHz frequency) which aims to stimulate lipolysis (fat release), adipocyte apoptosis (early fat cell death) and fibrosis reduction.
Cavitation is great for cellulite reduction and some small deeper fat reduction but not that efficient for more substantial deeper fat reduction (nothing really is, except from liposuction).
If cavitation is deep acting, of high enough power and when provided by a well-trained, experienced and knowledgable therapist, yes cavitation is very effective.
Low-power, superficially-acting or poorly applied cavitation is ineffective or even unsafe.
With a high end machine 15-30 minutes are more than enough. With lower power machines much longer times may be needed. Home use machines don’t work.
Don’t bother. Home use machines are of very low power to protect consumers from injuring themselves. Go to a qualified person with a good machine and have a few sessions there.
As mentioned above, cavitation works well on cellulite and a little bit on deeper fat but not for substantial deeper fat volumes.
At LipoTherapeia we have specialised 100% in skin tightening and cellulite reduction for more than two decades and 20,000+ sessions.
This is all we study and practise every day and have researched and tried hands-on all the important skin tightening equipment and their manufacturers.
As strong, deep acting radiofrequency and deep-acting, high-power ultrasound cavitation are the technologies of choice for skin tightening and cellulite reduction, we have invested in the best RF/ultrasound technologies in the world.
(Of course, we keep looking for new technologies every day and if/when a better technology materialises we will be the first to provide it. However, we will never follow the latest ineffective gimmick, just because it’s good marketing to offer the latest hyped up - yet ineffective and/or unsafe treatment.)
For more Body Cavitation Machine(ja,tr,uz)information, please contact us. We will provide professional answers.
Furthermore, over the last two decades we have developed advanced RF and cavitation treatment protocols in order to make the most of our technologies, for maximum results, naturally and safely.
And for even better, faster results, we now combine our RF/ultrasound treatments with high-power red/infrared light LED treatment.
Our radiofrequency/ultrasound/LED treatments are comfortable, pain-free, downtime-free, injection-free, 99.5%+ safe and always non-invasive.
(No unsafe and ineffective RF microneedling or HIFU and no safe but ineffective acoustic wave therapy, superficial RF (bipolar/tripolar/multipolar etc), low power RF/cavitation, electrical muscle stimulation, lymphatic massage, cupping, dry brushing and no ridiculous bum bum creams.)
Our focus is on honest, realistic, science-based treatment, combined with caring, professional service, with a smile.
We will be pleased to see you, assess your cellulite, skin laxity or fibrosis, listen to your story, discuss your case and offer you the best possible treatment.
Learn more, check prices and book an expert cellulite / skin tightening treatment at our London clinic.
Why train with The Cellulite School™?
We all know that training in cellulite reduction and skin tightening is as basic as it gets. It is typically a 4-6 hour training, involving only basic instruction from the manufacturer on how operators can use the machine; lots of myths, erroneous information and misconceptions; and some basic health and safety on how to use the machine.
There is no proper, real training in the science or cellulite, skin tightening, radiofrequency, ultrasound and all related technologies is non-existent - worldwide.
Do you want to deeply understand radiofrequency, ultrasound cavitation, LED phototherapy, cellulite and skin tightening?
Get proper training based on 25-year theory and practical application of cellulite reduction and valuable insights from 24,000+ sessions and 4,200+ clients.
Attend a half-day, 1-day, 2-day or 3-day one-to-one masterclass and confidently offer your clients the safest, strongest and most effective treatment possible.
Get properly trained in the science of cellulite, skin tightening, radiofrequency, ultrasound, phototherapy and all related technologies, at LipoTherapeia.
Service available via Zoom or at our central London practice.
If you regularly use an ultrasonic cavitation machine but do not get visible results, it's because you're not using it properly. Only utilizing the cavitation machine with the correct procedure will help you achieve your goals.
In this detailed guide, we'll discuss how to use the ultrasonic cavitation machine properly and follow all safety measures to achieve your desired body shape. Let's begin!
An ultrasonic cavitation machine delivers low-frequency sound waves to the targeted body area. The strong waves create bubbles in fat cells, which burst and change the fat deposits into liquid form. The liquid form is eliminated from the body as waste. The procedure results in a reduction in fat and skin tightening.
Ultrasonic cavitation machines are classified into various types based on frequency range, power output, control, transducer types, safety features, portability, size, and adjustability. Mainly, there are low-intensity and high-intensity ultrasonic cavitation machines. Low-intensity machines operate at lower energy levels and are safer for sensitive body areas like the face and neck. These machines are commonly used in the weight loss and body contouring industry. Conversely, high-intensity machines can produce an intense cavitation effect and are suitable for powerful cavitation. However, they carry higher risks due to higher energy levels and power output.
Here is the step-by-step method of using an ultrasonic cavitation machine that you must follow to maximize your results.
Safety should be the utmost factor while using professional cavitation machines. Unlike home ultrasonic cavitation machines, using professional cavitation machines requires crucial safety measures and instructions to follow.
Here are the guidelines that help you understand how to properly use professional cavitation machines while staying safe to maximize results and minimize risks.
The power level and duration of using an ultrasonic cavitation machine play a crucial role in the safety and effectiveness of treatment. Before starting the treatment, you must thoroughly assess the client's body type and fat content and then adjust the power and time depending on the client's physical condition, treated area size, and skin type. The intensity should be as per the thickness of the fat layer and skin sensitivity.
It is recommended to start the treatment with low power, then gradually increase it according to needs to avoid unnecessary risks. The higher the power, the shorter the procedure time to produce the cavitation effect. By tailoring the power and treatment time to individual clients' needs, you can benefit from the effectiveness and safety of a professional cavitation machine.
Another essential thing to do while using a machine is to avoid overtreatment in one area. If the ultrasonic waves are applied at high intensity and over time in one area for too long, it can lead to skin burns, tissue damage, nerve damage, and discomfort. Therefore, avoid exceeding the recommended time and monitor the client's body response and tolerance to the intensity after each session.
The procedure usually lasts between 20 to 60 minutes, depending on the treatment area and other factors.
The average duration of treatment depends on targeted areas:
Abdomen: 10-20 minutes
Buttocks & thighs: 20-25 minutes
Forearm: 5-10 minutes
Back and shoulders: 20-40 minutes
Besides safety, excessive treatment can affect the effectiveness of treatment, meaning the ideal results may not be achieved. Also, be sure to stay within the recommended number of treatments to prevent harmful side effects.
In addition to avoiding over-treatment, the operator should prevent movement during operation for the accuracy of treatment and client safety. Any activity can disrupt the effectiveness of treatment. Besides the operator, the client also needs to avoid even moving a little. Cavitation machines rely on focused energy and precise delivery of waves to the target area. Even a slight movement can hinder the machine's ability to reach the treatment area.
It can also compromise patients' comfort & safety and increase the risk of accidental injuries. The provider can maintain treatment accuracy, increase overall treatment efficiency, and prioritize client safety by minimizing movement while using the cavitation machine.
Only a trained person with an ultrasonic cavitation license and professional training should operate the machines. As a client, when you go for treatment, make sure your operator is licensed. Using professional cavitation machines for fat reduction and skin tightening requires in-depth knowledge of these machines that only experienced operators possess.
Their knowledge and expertise help them make informed decisions regarding treatment durations, power settings, treatment plans, safety precautions, and more. When these machines are misused, they can pose serious complications. However, a trained operator knows the safety precautions to avoid these complications. They understand how to make a cavitation treatment a safe and comfortable experience for the client and correctly use the equipment to help the client achieve desired results.
When choosing a professional cavitation machine, getting a reliable machine that meets industry quality standards is vital. Purchasing equipment from a reputable supplier guarantees the safety and accuracy of it. Most importantly, it is essential to thoroughly inspect and disinfect the cavitation machine before using it. Pretreatment inspection can help you identify any safety concerns, damaged parts, or abnormalities in equipment. By doing this, you can avoid the risk of accidents and guarantee optimal performance during treatments.
Furthermore, cleaning and disinfection of the machine play a key role in maintaining a clean treatment environment and avoiding cross-contamination. These machines directly touch the skin during the operation, making it susceptible to contamination. Proper disinfection of machines before and after use can reduce the risk of transmitting infections among clients. Also, maintaining hygiene satisfies the client and shows your commitment to providing a safe treatment experience.
When it comes to properly using cavitation machines while ensuring safe treatment, operators should strictly follow instructions, safety procedures, and recommendations. The instruction manual outlines the treatment duration, intensity settings, machine maintenance, and other necessary techniques for achieving desired results. The effectiveness of ultrasonic cavitation treatment depends on the proper usage of the machine.
Strictly adhering to these instructions means prioritizing clients' safety and maximizing treatment effectiveness. Ignoring these safety guidelines can result in serious effects. Therefore, the operators should follow these instructions to ensure safety and minimize potential risks. Additionally, it demonstrates professionalism and helps operators meet regulatory standards. If any unusual problems arise during the usage of these machines, the operator should stop the treatment and seek professional advice.
Ultrasonic cavitation machines aren't suitable for all people. Using caution and understanding the significance of avoiding cavitation machines in unsuitable people is vital. Operators should be aware of contraindications associated with cavitation machine treatments. These machines are not appropriate for pregnant, menstruation, and lactating women. Besides, individuals with medical conditions like kidney disease, liver disease, hypertension, diabetes, or heart conditions are unsuitable for ultrasonic cavitation treatments.
Moreover, cavitation machines cannot be used on adolescents or young people. People with sensitive skin, recent surgery, or open wounds should avoid ultrasonic cavitation machine treatments. The intense waves and generated heat during the procedure can cause further irritation or infection. Also, cavitation machines are not so effective and suitable for people with relatively high or low Body Mass Indexes (BMI).
Therefore, operators should evaluate the candidate's skin type and health before using the ultrasonic cavitation machine to ensure its safety and effectiveness. Additionally, they should tell clients about the limitations of cavitation machines and recommend any alternative method. By complying with these guidelines, operators can provide safe and effective treatments to suitable candidates.
Assessing the client's medical history or physical condition before starting the ultrasonic cavitation machine treatment has the utmost significance. The pre-assessment allows providers to tailor the cavitation treatment to each individual's needs while ensuring the safety of the treatment and optimal results. Everyone's body is unique, and age, medical history, skin type, and overall health can affect the safety and effectiveness of cavitation treatments. Before using the cavitation machines, practitioners should identify contraindications and evaluate the treatment area.
If the client has sensitive skin, injury, an open wound, or an infection in the treatment area, the machine must not be used for treatment in these areas. The heat and high-frequency waves can worsen the situation. Likewise, if the client has any medical condition, treatment must be postponed. One of the benefits of assessing the client's physical condition before utilizing the machine is that it gives a chance to do open and honest communication and discuss the results of ultrasonic cavitation machine treatments based on the client's health.
In addition, it allows the operator to adjust the treatment parameters such as power settings, intensity, and target areas according to the client's unique condition. As a result, this approach enhances the effectiveness of treatment. Above all, pre-assessment is crucial to prioritize the client's safety while using these machines. By identifying contraindications or health concerns, providers can minimize potential risks and take precautions to avoid complications.
Another significant step to ensure patient safety and well-being while using professional cavitation machines is to continuously monitor patients during the operation. The provider should pay attention to client reactions and discomfort symptoms as early detection of serious effects during treatment. These effects include discomfort, pain, redness, swelling, or skin burns. If any of these signs occur, the doctor should stop the treatment and take immediate action or provide medical intervention to prevent further damage.
Ultrasonic cavitation machines are well-tolerated, but they emit sound waves during the operation that can cause discomfort or pain to some clients. By attentively monitoring patients, the doctor can modify the power settings and intensity level to alleviate discomfort and optimize effectiveness. Besides, the patient can be provided with anesthetic cream before undergoing the treatment. Sometimes, adverse reactions occur, such as tissue damage due to excessive heating of tissue. By paying attention to patients, healthcare providers can address such complications and ensure patient safety throughout the treatment.
Most importantly, the doctor should maintain open, effective communication with patients during the procedure. It encourages patients to express any discomfort or concerns and allows doctors to address them promptly to ensure patient safety. This level of care builds confidence in the doctor and creates a positive treatment experience for clients.
While the ultrasonic cavitation machine offers effective weight loss results, some post-treatment complications, such as bruising, pain, edema, and infection, may occur. Therefore, patients must avoid these complications by doing post-treatment care. The first and most important step in it is following the doctor's advice and instructions. After the treatment, the doctor provides specific aftercare instructions that the clients must follow. The instructions include recommendations for skin care, maintaining a healthy lifestyle, and avoiding certain products or activities.
The client should stay hydrated during the recovery period to flush out fat cells and support the natural detoxification process. Ultrasonic cavitation treatment can make your skin more sensitive. So, it is recommended to protect the treated area from sun exposure for a few days after the session to avoid sunburn and hyperpigmentation. After the treatment, gently massage and moisturize the treated area to reduce swelling and promote lymphatic drainage.
In addition, the client must maintain a healthy lifestyle by eating a balanced, nutrient-rich diet and doing regular moderate exercise. It is advisable to avoid intense workouts and other high-impact activities as they can strain the treated area. Rather take a rest to allow the body to heal properly. Following all these instructions will minimize the risk of post-treatment complications, promote smoother recovery, and help achieve the desired results.
Professional cavitation machines are high-tech devices that require regular maintenance and servicing by a professional provider for optimal performance of the machine and to provide a safe treatment experience. During the usage of the ultrasonic cavitation machine, the machine must be cleaned regularly to avoid the buildup of any oils, dirt, or residue. Clean the treatment heads and applicators as per the manufacturer's instructions. During installation, inspect the wires, connectors, and power cords for any signs of damage or loose connections. Replace the damaged parts and tighten the loose connections to avoid any unnecessary damage.
Maintaining the efficiency of cavitation machines requires functional testing and calibration. Ask the manufacturer for instructions about performing these tasks. Functional testing ensures all settings, modes, and safety features are working properly. Calibration verifies precise energy delivery and maximized treatment accuracy. In addition, schedule regular professional servicing for comprehensive inspection and maintenance of your cavitation machines with a certified technician or manufacturer to address any issues.
However, when the machine isn't in use, store it properly in a clean, dry environment. Regular maintenance and servicing of professional cavitation machines are necessary for their performance and the safety of patients.
Do not. This treatment is painless.
When use it properly,there is no side effect after the treatment, safe and effective.
We have overcome the problem of the buzzing in our ears. We have adopted the new technology called cavitation 2.0, which reduced 3 times of the noise when the ultrasound 40k cavitation probe working on the body which brings us a comfortable experience.
The ultrasonic cavitation has a strong wave which is with strong penetration. So it can not be used on the back and chest which are close to the organs.
To maintain the result, keeping fit and doing exercise is required.
For more information, please visit Facial Skin Tightening Device.
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