orthosis
noun
or·tho·sis
ȯr-ˈthō-səs 
plural orthoses
ȯr-ˈthō-ˌsēz
: an external medical device (such as a brace or splint) for supporting, immobilizing, or treating muscles, joints, or skeletal parts which are weak, ineffective, deformed, or injured
a lower extremity orthosis
spinal orthoses
see orthotic entry 2
Examples of orthosis in a Sentence
Recent Examples on the Web
In more severe cases, a pediatrician may recommend a cranial remolding orthosis, which looks like a baby helmet or band.
—
Kristina Behr, Parents, 12 July 2024
The extra quarter-inch of room provided by the double depth design accommodates extremely swollen feet and internal brace and ankle-foot orthosis products.
—Alena Hall, Verywell Health, 28 Feb. 2023
Ascend is a smart knee orthosis designed to improve mobility and relieve knee pain.
—IEEE Spectrum, 30 Apr. 2021
There are a few different reasons why your child’s pediatrician might recommend helmet-molding therapy (sometimes referred to as cranial orthosis).
—Korin Miller, SELF, 4 Dec. 2018
The orthosis had to allow upward movement of the ankle while preventing patients from pointing or rising up on their toes.
—Kelly McBride, Cincinnati.com, 15 Sep. 2017
Unfortunately, Smith’s injury timeline is approaching a year-and-a-half, and his continued use of an ankle foot orthosis (AFO) brace indicates that may be a permanent need.
—Profootballdoc, sandiegouniontribune.com, 9 May 2017
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Kristina Behr, Parents, 12 July 2024
The extra quarter-inch of room provided by the double depth design accommodates extremely swollen feet and internal brace and ankle-foot orthosis products.
—Alena Hall, Verywell Health, 28 Feb. 2023
Ascend is a smart knee orthosis designed to improve mobility and relieve knee pain.
—IEEE Spectrum, 30 Apr. 2021
There are a few different reasons why your child’s pediatrician might recommend helmet-molding therapy (sometimes referred to as cranial orthosis).
—Korin Miller, SELF, 4 Dec. 2018
The orthosis had to allow upward movement of the ankle while preventing patients from pointing or rising up on their toes.
—Kelly McBride, Cincinnati.com, 15 Sep. 2017
Unfortunately, Smith’s injury timeline is approaching a year-and-a-half, and his continued use of an ankle foot orthosis (AFO) brace indicates that may be a permanent need.
—Profootballdoc, sandiegouniontribune.com, 9 May 2017
Dictionary Entries Near orthosis
Cite this Entry
“Orthosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orthosis. Accessed 28 Nov. 2024.
Copy CitationMedical Definition
orthosis
noun
or·tho·sis
ȯr-ˈthō-səs
plural orthoses
-ˌsēz
: an external medical device (such as a brace or splint) for supporting, immobilizing, or treating muscles, joints, or skeletal parts which are weak, ineffective, deformed, or injured
an upper extremity orthosis
spinal orthoses
see orthotic
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