Welcome to the Blog of Dr. Mark E. Sowell, DPM.

Please participate while you are here. Comment, ask questions and let me know how I am doing. My hope is that this blog will help relieve foot pain and avoid foot complications by providing some basic footcare information to its readers. I practice podiatry in Nacogdoches and Carthage Texas as well as over fifteen area nursing homes and assisted living facilities in East Texas.

Archive for orthotics

Foot orthotics are supportive devices that are designed specifically for the purpose of improving one’s postural stability, reducing shock impact, and/or improving weight distribution.  In most cases, these devices are functional in the sense that they also improve one’s biomechanical performance during gait.  An impression of some sort, is usually taken of your feet, and used in the selection and fitting of a prescription orthotic.  The particular information regarding anticipated cost, durability, and use may vary depending upon the type of orthotic and should be discussed with your foot specialist.

What do they do?

Imagine if you will, standing barefoot in moist sand with the arch being filled by the smooth sandy undersurface.  The heel and ball of the foot leaves a mild depression in the sand while the toes grip the ground without resistance.  If one could stand like this for lengthy periods of time, he or she would probably not have sore feet, would experience less fatigue and probably would not have many of those commonly encountered forefoot skin problems such as corns, calluses, and ingrown toenails.  The problems come from standing on cement, asphalt, or other non-yielding surfaces, our wearing confining shoes, which further limit foot flexibility, and from lengthy periods of ambulation, which add fatigue and strain to one’s body.

Orthotics assist in restoring supportive comfort by bringing the ground surface up to the foot.  They serve to improve postural stability, distribute one’s weight more evenly, and improve the mechanical functioning of the foot and ankle.  Although orthotics do not cure every ache and pain in the foot, they are a wonderful approach in providing maximum comfort through improved biomechanics.  Standing comfortably in sand is not necessarily an unreachable feeling even while wearing your everyday shoes.

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Orthotics, also known as orthoses, refers to any device inserted into a shoe, ranging from felt pads to custom-made shoe inserts that correct an abnormal or irregular, walking pattern. Sometimes called arch supports, orthotics allow people to stand, walk, and run more efficiently and comfortably. While over-the-counter orthotic are available and may help people with mild symptoms, they normally cannot correct the wide range of symptoms that prescription foot orthoses can since they are not custom made to fit an individual’s unique foot structure.

Orthotic devices come in many shapes, sizes, and materials and fall into three main categories: those designed to change foot function, those that are primarily protective in nature, and those that combine functional control and protection.

Rigid Orthotics
Rigid orthotic devices are designed to control function and are used primarily for walking or dress shoes. They are often composed of a firm material, such as plastic or carbon fiber. Rigid orthotics are made from a mold after a podiatrist takes a plaster cast or other kind of image of the foot. Rigid orthotics control motion in the two major foot joints that lie directly below the ankle joint and may improve or eliminate strains, aches, and pains in the legs, thighs, and lower back.

Soft Orthotics
Soft orthotics are generally used to absorb shock, increase balance, and take pressure off uncomfortable or sore spots. They are usually effective for diabetic, arthritic, and deformed feet. Soft orthotics are typically made up of soft, cushioned materials so that they can be worn against the sole of the foot, extending from the heel past the ball of the foot, including the toes. Like rigid orthotics, soft orthotics are also made from a mold after a podiatrist takes a plaster cast or other kind of image of the foot.

Semi-Rigid Orthotics
Semi-rigid orthotics provide foot balance for walking or participating in sports. The typical semi-rigid orthotic is made up of layers of soft material, reinforced with more rigid materials. Semi-rigid orthotics are often prescribed for children to treat flatfoot and in-toeing or out-toeing disorders. These orthotics are also used to help athletes mitigate pain while they train and compete.