Radio Frequency Therapy Device Accelerate - Cells Regeneration, Regain Life Energy
Release time:
2026-06-08

What Is Radio Frequency Therapy Device ?

Radio frequency therapy device , better known as Diathermy, or Tecar therapy (an acronym for Capacitive and Resistive Energy Transfer), is a therapeutic technique that uses an electric current with frequencies in the MF (Medium Frequencies) radio band. It transfers energy in depth, through the tissues of the human body, triggering a biostimulating effect.
This is a therapy that is carried out in a medical practice, usually by a physiotherapist, on patients with a variety of pathologies, requiring rehabilitation, sports and also aesthetic treatment.
The very first applications of Tecar therapy, limited to the development of endogenous heat, date back to 1939, when William Beaumont developed the first instrument capable of generating heat endogenously, thus coining the term “diathermy”.
The name has Greek origins, literally meaning “heat through”.
Tecar therapy specifically, and diathermy in its broadest and technically correct sense, was patented in 1995. This year represents a milestone in the study and application of this technique in the therapeutic field.
How Is A Radio Frequency Device Works ?
The physical principle on a radio frequency device which also being called as tecar device is based its capacitor.

(Capacitors Of Radio Frequency Device)
The capacitor consists of two conductive armatures separated by an insulator and connected to an electric generator that creates a potential difference between the two plates.
This causes electrical charges to attract and repel each other concentrating near the two elements , increasing the density of positive charge in one plate and negative charge in the other.
In the case of a diathermy device, the armatures are represented by the handpiece (capacitive or resistive) and the return plate, while high-strength body tissue constitutes the insulation.
The current generator works in the long-wave radio frequency range and with a variable power in W.
In this way, there is no emission of external energy, but only a development of endogenous or internal energy at the level of the biological tissue, produced by the movement of ions and electrolytes, induced by the forces of attraction and repulsion generated between the two capacitor plates.
The ability to generate a current flow through an insulator, and to exploit tissues as focal elements of the therapeutic effect, is a differentiating feature of tecar therapy when compared with other techniques. Diathermy, in fact, is also extremely effective in depth, where other exogenous instrumental physical therapies lose their effectiveness.
What’s The Benefits We Can Get from A Tecar Device?
Since we’ve defined the mechanism, you’re probably wondering: “Does a tecar therapy work on my health?”
With almost 30 years of history and thousands of clinical studies to support it, to date we can say that a radio frequency device has excellent therapeutic effects. It is one of the most powerful physical therapies, as it is able to transfer more energy per unit of time to the human body.

Through the electromagnetic energy/tissue interaction, A tecar is able to produce a temperature increase that occurs in a uniform and controlled manner within the tissue.
This electromagnetic interaction results in the appearance of an ionic flux with a micro-hyperemia that favours the release of endogenous substances (especially cortisol and endorphins) that reduce pain, oedema and inflammation.

Tecar device, therefore, stimulates increased blood flow directly through increased temperature and indirectly through the demand for oxygen by the treated tissues. The increased blood supply boosts normal immune defence and stimulate tissue regeneration, shortening motor recovery times.
How Does A Tecar Device Treatment Session Take Place?
Generally, the patient is asked to lie on a couch, although thanks to special electrodes, it is possible to do therapy even while moving: the patient can perform specific dynamic actions under the therapist’s instructions, thus increasing the effectiveness of the treatment.

Tecar treatment is applied in contact with the skin. The practitioner positions the return plate and handpiece (capacitive or resistive) on the area to be treated and applies conductive cream. By using the correct geometry maximum results will be achieved. It is therefore advisable to wear clothing that can facilitate treatment in direct contact with the skin.

As mentioned above, a Tecar treatment session is carried out in a medical practice.
Why Recommend Sunnyou Radio Frequency Device ?
There are so many different brands of Tecar devices, how should we choose the right one ? Here we list five significant advantages about Sunnyou radio frequency device which are -
a. More Comfortable
Precise focus, constant temperature control, more comfortable experience.
b. More Convenient
Touch screen control, integrated cart design, double-layer storage cabinets and fixed swivel casters
c. More Safety
Equipped with impedance collection function, it can monitor changes in human body impedance in real time and adaptive output energy.
d. More Efficiency
Monopolar capacitance mode, monopolar resistance mode, pulse mode, multi-polar body mode, and multi-polar face mode can be switched freely
e. More Comprehensive
Energy depth is adjustable, more than ten kinds of electrodes are available, and the energy can directly reach specific skin layers to meet various needs

FAQ
a. What’s the indications and contraindications for Tecar Therapy Device ?
As mentioned above,Tecar device is an effective technique for treating all types of pathology, acute, subacute and chronic. Among the main ones.
– Tendinosis
– Joint pain
– Muscle contracture
– Muscle strain
– Bruise
– Epicondylitis
– Golfer’s elbow
– Neck pain
– Low back pain
– Lumbosciatica
– Slipped disc
– Whiplash
– Gonarthrosis
– Chondropathy
– Distortion
– ACL, LCL, MCL injuries=
Meanwhile, there are some patients are prohibit to use this device.
– Bleeding
– Cancer with tumors
– Phlebitis, thrombi and arteriopathy
– Decreased sensitivity in the area to be treated
– Metal prostheses
– Pacemaker
– Hearing aids
– Insulin pumps
– Intrauterine devices
– Fever or infections
– Pregnancy
– Epilepsy
– Children under the age of 14
b. Which area of body will be accepted treatment during session ?
In general, Tecar treatment can be applied to any part of the body, except for those forbidden to most physical therapies such as glandular areas, axillary cavity, pubis and genital organs, sternum, supraclavicular and subclavicular fossa, iliac crest, tibial crest.
The treatment of bony eminences is only possible with particular care in terms of both the technique used and the mode of operation due to the resistance of the bone to the passage of current, which leads to a sudden increase in temperature in the area.
Parts of the body subject to problems that can benefit most from a diathermy treatment are shoulder, elbow, hand, wrist, spine, cervical, back, lumbar, sacral, knee, ankle, foot.
c. Does there exist any side effect when I accept Tecar Therapy?
In general, unwanted effects and contraindications are mainly related to the use of the device, and not so much to the nature of the therapy.
Some undesirable effects may be related to a worsening of the pain sensation after the session (either immediately after, or a few hours after the treatment), due to the use of a high electric voltage that induces a hyperthermic effect, either undesirable or excessive.
For this reason, especially if you are at the beginning of your experience with the instrument, it is advisable to carry out the first sessions in athermy or with moderate hyperthermia in order to avoid any side effects.
OK, this is brief introduction of Radio Frequency Therapy Device, which also so called Tecar device, or Diathermy device.Do you know better about it now ?
Welcome consult us at our official website and youtube channel for more details !
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