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Our Chiropractic Techniques

We use a number of highly-effective adjusting approaches to help improve spinal biomechanics and reduce nervous system interference. The approach we use is based on our clinical judgment and years of experience.

This image shows how a misaligned vertebra can compress the nerve root, causing symptoms of pain, tingling, or numbness.

Vertebral subluxation

The primary adjusting techniques we use include:

AK Applied Kinesiology

Testing for problems in the upper neck

Testing for problems in the upper neck

Testing for hyperflexion of the right knee

Testing for hyperflexion
of the right knee

Testing the strength of specific muscles of your body helps us find structural, chemical and mental problems and monitor your results. read more»

To learn more about Applied Kinesiology, please click here to visit the website of the International College of Applied Kinesiology.

Base Posterior Sacrum adjustment

Base Posterior Sacrum adjustment


The Thompson table allows the doctor to use gravity to make the adjustment, minimizing the use of force.  Normally the cracking sounds with other techniques are not heard.

Thompson Terminal Point technique is a system of analysis and a special table that reduces the amount of energy needed to adjust your spine. read more»


This is a basic technique for healthy patients with low risk for complications.
After identifying which vertebrae have lost their normal motion or position, a specific manual thrust is applied to free up “stuck” spinal joints. read more»

Diversified Adjustment

Right posterior-inferior
ilium correction


Left Psoas muscle release

Extremity Adjusting

Amsterdam Chiropractic does advanced extremity adjusting – for wrists, elbows, knees, ankles, and shoulders

General test for misalignment of the ankle bones

General test for misalignment of the ankle bones

Adjustment of the navicular bone

Adjustment of the
navicular bone

If you’ve been to a chiropractor before and prefer to be adjusted in a particular way, let J.G. Drewry, Doctor of Chiropractic know. We want you to relax, enjoy and fully benefit from your chiropractic care.

Doctors and surgeons agree, visit Amsterdam Chiropractic in Amsterdam or Beverwijk today!