By Katriona Macklin BSc (Hons) MChS
Musculoskeletal Podiatrist
An orthotic is an insole that goes into your shoe in an attempt to improve foot/lower limb function, improve shock absorption, improve bio-feedback and relieve symptoms. There are many different types of orthotics available today.
> Over the counter orthotics
> Custom made orthotics
> Fitting
Over-the-counter orthotics
Over-the-counter orthotics can be bought in many pharmacies and these offer generic, minimal support but this can often be sufficient to resolve many conditions, costing roughly £25. Clinicians can also prescribe stronger already made orthotics which can often be adapted to give more or less control on the either foot at a cost of approximately £50.
Custom made orthotic
A custom made orthotic is made specifically for your foot. Commonly the podiatrist will take a plaster of Paris impression of your foot, and along with the measurements taken during the hands-on assessment will write a specific prescription. Some clinicians use a foam box in which the foot is placed to obtain an impression for the manufacturing of the device. With the advent of laser scanning, it is also possible for the clinician to scan your foot with a computer to obtain a 3D digital model of the foot and thus can be sent via the internet to a lab for the manufacturing of the device.
A custom made orthotic will cost substantially more than the prefabricated devices. The increase in cost is due to the time and skill it takes to make these devices. Again, as a rough guide, these can cost anything from £100 - £200. There is often a separate cost for the cast. It is advisable to clarify all costs involved in advance.
Often custom made orthotics are manufactured at an external laboratory and this normally takes about 3-4 weeks. Some clinicians may make their own orthotics on site.
The orthotic itself can vary tremendously in material, length and size. Footwear and specific sporting activities have to be considered when an orthotic is prescribed. Orthotics can be hard, soft, short stopping half way down your foot or even appear full length due to a top-cover extension.
Fitting appointments
There is generally a fitting appointment once your orthotics are manufactured. This is sometimes included in the initial charge for your devices but can also be a separate charge, so it is worthwhile clarifying this. At the fitting appointment the clinician should check the fit of the device to your foot and also to your shoe. You should also be advised on how to wear in your devices. This should be provided in both a verbal and written format.
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