Special Diagnoses

ARTHRITIS / OSTEOARTHRITIS: Do not apply the device directly on affected areas, instead position it 3 cm (1.2 inches) above or below this point. We recommend the use of anti-inflammatory medicines and undergo magnetic therapy at least twice a year. We recommend to supplement with SACRUS.

SPASTIC BRAIN PARALYSIS IN CHILDREN: In mild cases, it may complement other treatments.

CERVICALGIA: During the first three sessions, place CORDUS on the basic points. Then give more attention to the cervical and trapezius zones (apply to every vertebra in each of these zones).

COXARTHROSIS: It helps as long as there is no osteoporosis. If not suffering from this condition proceed to use device moderately *, excluding the damaged areas. We recommend to supplement with SACRUS.

VERTEBRAE DISPLACEMENT: Avoid placing the device directly on damaged regions. Place CORDUS directly to areas close the problem, 3 cm (1.2 inches) above or below the affected area.

SPLICED, CLOSED OR JOINED DISCS: Avoid the damaged zone and work nearby areas, 3 cm (1.2 inches) above or below. We recommend to supplement with SACRUS.

SCIATIC PAIN (HIPS AND FEET): Apply the device to basic points and after three sessions proceed to apply CORDUS to additional points (vertebras) of the lumbar and sacral areas. We recommend integrating the adequate application of the SACRUS: cordus.com

SHOULDER PAIN: same use as in cervicalgia.

SCOLIOSIS: Use CORDUS moderately*, by incorporating the use of supports. Perform recommended exercises to treat adequately this disease. Only to treat 1st and 2nd degree.

SPONDYLOLISTHESIS, LISTHESIS AND RETROLISTHESIS: Only place CORDUS on nearby areas, 3 centimeters above or below the affected region. We recommend to supplement with SACRUS.

ANKYLOSING SPONDYLITIS: CORDUS can provide relief and it can be applied up to twice a day. Do not apply the device where the vertebrae have already merged (joined).

STENOSIS: CORDUS will help to remove muscle spasms in areas close to the damaged region. Instantly reducing pressure of intervertebral discs and effectively decelerating the stenosis process. During the first month of using CORDUS, apply it to the areas without stenosis. At the end of the month, apply it directly but moderately to the damaged area *

FIBROMYALGIA: Use CORDUS as an additional complement to your doctor’s recommended therapy. Use the device at a moderate pace during the night hours within a quiet environment.

FIBROSIS: If the condition is determined to be within the muscles near the vertebrae, avoid applying CORDUS directly to the damaged area. Place CORDUS on nearby areas, 3 centimeters above or below the affected region.

DISC FRACTURE: CORDUS cannot be applied to a fractured zone. You can use it on nearby areas, 9 cm (3.5 inches) above or below the affected region.

GONARTROSIS: In addition to treating the basic points, it is recommended to focus on the lumbar (each vertebra), sacrum and coccyx sections. Avoid damaged areas, and place in nearby areas, 3 cm (1.2 inches) above or below.

HERNIATED DISCS: Cordus should not be applied to the damaged area where the hernia is greater than 8 mm. The correct placement is in the nearby segments (3 cm (1.2 inches) above or below) and treatable basic points for a time span of two to three months. At the end of this suggested time cycle, review the condition of the hernia; If the hernia is reduced to 8 mm or less, you can begin to apply CORDUS moderately *. If you experience severe pain during the use of CORDUS (usually around the hernia), position the device 3 to 4 cm (1.2 to 1.6 inches)above or below the area of discomfort, repeat the same cycle for 3 to 5 sessions and once again try to apply the device softly on the hernia.
If the fibrous ring is ruptured, CORDUS will not be able to help you. If you need to use it to treat other problems along the spine, apply 9 cm (3.5 inches) above or below the area with the ruptured fibrous ring.

HYPERLORDOSIS: If this condition is located within the cervical zone, place CORDUS on a thin pillow and rest your neck back on top of the device. By doing this the cervical zone will remain stable and the CORDUS will work more efficiently. If this condition is found within the lumbar area, we recommend that you place pressure on the device by bending the knees to your chest or by placing supports (books) beneath the CORDUS. We recommend to supplement with SACRUS.

LUMBAGO: apply CORDUS to basic areas during the first three sessions, and then focus more on the lumbar region (try to apply to each vertebrae if possible). If your lower back is very sore, first begin treat the sacrum area using the “L” side of the device.

OSTEOARTHRITIS: Depending on the severity of the problem, CORDUS can be applied to treat certain segments of the spine where the pressure generated is tolerable. We advise customers to use the device after taking inflammatory medicaments. We recommend to supplement with SACRUS.

OSTEOCHONDROSIS: Apply basic therapy.

OSTEOPHYTES: If you feel pain when applying CORDUS, avoid affected region and proceed to treat the surrounding areas.

OSTEOPENIA (PRE-OSTEOPOROSIS): CORDUS can be applied in a moderate manner *.

OSTEOPOROSIS: CORDUS should only be applied to areas not affected by this disease.

FOOT ASLEEP: the treatment is similar to that of sciatic pain, focusing more attention to the sacrum area. We suggest implementing the SACRUS. POLIOMYELITIS: Use CORDUS in a moderate* manner by incorporating supports. Perform the recommended exercises for this disease. Only for 1st and 2nd degree.

RADICULITIS - RADICULOPATHY: the treatment is the same as for low back pain (Lumbago).

ROTOSCOLIOSIS: Use CORDUS in a moderate* manner by incorporating supports. Perform the recommended exercises for this disease. Only for 1st and 2nd degree. We recommend to supplement with SACRUS.

DISPLACED VERTEBRAE: Avoid placing directly on the damaged area. Apply CORDUS to areas close to the problem, 3 cm (1.2 inches) above or below the affected region.

JOINED VERTEBRAE (fused): Avoid the damaged area, use 3 cm (1.2 inches) above or below.

If you have any doubts, please write to contact@cordus.us

Use of CORDUS in particular cases

SPINE SURGERY: CORDUS can be used six months after undergoing a surgical procedure. Beginning moderately*.

DIABETES Type 1: The application of CORDUS normally reduces the glucose levels. Therefore, we suggest that you measure your level before and after each session is completed, in order to carry out an adequate control. Talk to your doctor about whether or not you should reduce your medication based on your continuous use of CORDUS or SACRUS. Since these devices may have a positive impact by reducing your glucose level. We suggest alternating the daily use of each device, one day CORDUS and another day SACRUS.

PREGNANCY: use the device only on the cervical and dorsal area (above the shoulder blades).

HYPERTENSION: In some cases, the use of CORDUS in the cervical and thoracic areas, can cause anxiety and raise blood pressure. We recommend using CORDUS during the first month on the lumbosacral area, where it will provide improvements to the blood circulation. If necessary use it moderately * and control your blood pressure.

HYPOTENSION: People with low pressure can feel a little dizzy when finalizing each session, this is normal, therefore it is recommended to use the device before going to bed.

PACEMAKER: CORDUS has neodymium magnets. For safety reasons, we strongly recommend removing them before starting to use the CORDUS.

HEART PROBLEMS: If you do not have massages prohibited, CORDUS should only be placed on the lower back and coccyx areas.

We suggest you have a spine x-ray and consult a specialist, in this way you will know your contraindications, the state of your spine and diagnosis. It is essential to obtain a diagnosis with a spine specialist.


There are absolute contraindications and specific instructions for damaged areas and special diagnoses for the use of CORDUS and SACRUS.

EThe use of CORDUS and SACRUS may not be suitable for patients with these medical conditions:

Absolute contraindications

The absolute ones are usually very serious health conditions: like cancer, infectious diseases, etc. These contraindications are similar to those of other therapies for the back and for practicing most sports.

  • If you are forbidden to massage the back or a specific area of ​​the back, do not apply CORDUS and SACRUS in the indicated areas.
  • Specific or non-specific infectious processes in the spine and joints such as osteomyelitis of the spine, tuberculous spondylitis, ankylosing spondylitis, and others.
  • Tumors in the spine and spinal cord, or malignant neoplasms of any location.
  • Recent traumatic injuries (less than 6 months) to the spine or severe head injuries.
  • Acute disorders of cerebrovascular circulation: cerebral infarction, atherothrombosis, occlusion of the vertebral artery, etc.
  • Ankylosis, complete lack of movement of the joints.
  • Serious diseases of the internal organs.
  • Epilepsy.

Special Cases with Limitations

In special cases with limitations, the devices cannot be applied to a specific area, but they can be applied to other areas of the column.

  • SPINE SURGERY: CORDUS and SACRUS can be used six months after undergoing surgery, starting moderately *.
  • PREGNANCY: Use the appliances only in the cervical and dorsal area (above the shoulder blades).
  • HEART PROBLEMS: If massages are not contraindicated, you can apply CORDUS and SACRUS only on the lumbar area and coccyx.
If your diagnosis does not appear in the list or you have questions or comments, send us an email to contact@cordus.us and we will gladly advise you.