BS ISO 8551:2020 pdf download – Prosthetics and orthotics — Functional deficiencies — Description of the person to be treated with an orthosis, clinical objectives of treatment, and functional requirements of the orthosis
This document establishes a method of describing the person to be treated with an orthosis, the clinical objectives of treatment and the functional requirements of the orthosis.
2  Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 8549-1, Prosthetics and orthotics — Vocabulary — Part 1: General terms for external limb prostheses and external orthoses
ISO 8549-3, Prosthetics and orthotics — Vocabulary — Part 3: Terms relating to external orthoses
ISO 13404, Prosthetics and orthotics — Categorization and description of external orthoses and orthotic components
3  Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 8549-1, ISO 8549-3 and ISO 13404 and the following apply.
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alignment of a skeletal segment
spatial relationship between the ends of the segment
Note 1 to entry: The alignment of a skeletal segment is determined by its integrity and/or shape.
alignment of a joint
spatial relationship between the skeletal segments which comprise the joint
Note 1 to entry: The alignment of a joint is determined by the integrity and shape of the skeletal segments of which it is comprised, and the action of associated muscular and ligamentous/capsular tissues. These factors also govern the type and range of motion at the joint.
b) respiratory;
c) musculoskeletal;
d) skin;
e) neurological;
f) endocrine;
g) the senses;
h) nutrition;
i) cognition;
j) mental health;
k) other systems.
State if there is an impairment of any of these which could influence the orthotic treatment, and note any other related current treatment.
4.5  Motivation and perceived needs
State the clinical impression of the person’s motivation and their perceived needs.
NOTE The motivation and perceived needs of the person have a major effect upon the rehabilitation bjectives. They are interdependent and are influenced by the person’s clinical condition, and personality, and environmental factors.
4.6  Activity limitations
4.6.1  General
The health condition and resulting impairments might limit the person’s activities and restrict their
Any activity limitations should be identified as detailed in 4.6.2 to 4.6.4.
4.6.2  Changing and maintaining body position
a) Bed mobility:
State if the person is immobile.
b) Transferring:
Describe the person’s ability to transfer from
1) bed to chair,
2) sitting to standing, and
3) standing to sitting
1) unable to transfer, or
2) able to transfer with assistance from a person, and/or
3) able to transfer using an assistive device.
c) Sitting:
State if the person requires support in order to maintain a seated position.
d) Standing:
Describe the person’s standing as
1) unable to stand, or
2) able to stand only with assistance from a person, and/or
3) able to stand using an assistive device.
4.6.3  Walking
Describe the person’s walking as
a) unable to walk,
b) able to walk with assistance from a person,
c) able to walk with a mobility device,
d) able to walk independently only on smooth level surfaces,
e) able to walk independently on smooth level surfaces and can manage stairs or a step with a
hand rail, or
f) able to walk independently on uneven surfaces and can manage stairs or a step without a hand rail.
4.6.4  Hand and arm use
State if the person is
a) unable to use the hand and arm,
b) unable to use the arm but able to use the hand, or
c) able to use the arm but unable to use the hand.
4.7  Use of assistive devices
Specify any assistive device used to compensate for activity limitations.BS ISO 8551 pdf download.