36 CFR Part 1195 Proposed Accessibility Standards for Medical Diagnostic Equipment NPRM
Chapter M3: Technical Criteria
M301.1 General.
Where diagnostic equipment is used by patients in a supine, prone, or side-lying position, it shall comply with M301.
M301.2 Transfer Surface.
A transfer surface shall be provided and shall comply with M301.2.
M301.2.1 Height.
The height of the transfer surface during patient transfer shall be 17 inches (430 mm) minimum and 19 inches (485 mm) maximum measured from the floor to the top of the transfer surface.
M301.2.2 Size.
The transfer surface shall be 30 inches (760 mm) wide minimum and 15 inches (381mm) deep minimum.
M301.2.3 Transfer Sides.
The transfer surface shall be located to provide options to transfer from a mobility device onto one short side (depth) and one long side (width) of the surface. Each transfer side shall provide unobstructed access to the transfer surface.
EXCEPTION: Temporary obstructions shall be permitted provided that they can be repositioned to permit transfer.
M301.3 Supports.
Transfer supports, stirrups, and reclining surfaces shall comply with M301.3.
M301.3.1 Transfer Supports.
Transfer supports shall be provided for use with the transfer sides required by M301.2.3 and shall comply with M305.2.
M301.3.2 Stirrups.
Where stirrups are provided, they shall provide a method of supporting, positioning, and securing the patient’s legs.
M301.3.3 Head and Back Support.
Where the diagnostic equipment is used in a reclined position, head and back support shall be provided. Where the incline of the back support can be modified while in use, head and back support shall be provided throughout the entire range of the incline.
M301.4 Lift Compatibility.
Diagnostic equipment shall be usable with a patient lift and shall comply with M301.4.1 or M301.4.2.
M301.4.1 Clearance in Base.
The base of the equipment shall provide a clearance 44 inches (1120 mm) wide minimum, 6 inches (150 mm) high minimum measured from the floor, and 36 inches (915 mm) deep minimum measured from the edge of the examination surface. Where the width of the examination surface is less than 36 inches (915 mm), the clearance depth shall extend the full width of the equipment. Equipment components are permitted to be located within 8 inches (205 mm) maximum of the centerline of the clearance width.
M301.4.2 Clearance Around Base.
The base of the equipment shall provide a clearance 6 inches (150 mm) high minimum measured from the floor and 36 inches (915 mm) deep minimum measured from the edge of the examination surface. The width of the base permitted within this clearance shall be 26 inches (660 mm) wide maximum at the edge of the examination surface and shall be permitted to increase at a rate of 1 inch (25 mm) in width for each 3 inches (75 mm) in depth.
M302.1 General.
Where diagnostic equipment is used by patients in a seated position, it shall comply with M302.
M302.2 Transfer Surface.
A transfer surface shall be provided and shall comply with M302.2.
M302.2.1 Height.
The height of the transfer surface during patient transfer shall be 17 inches (430 mm) minimum and 19 inches (485 mm) maximum measured from the floor to the top of the transfer surface.
M302.2.2 Size.
The transfer surface shall be 21 inches (610 mm) wide minimum and 15 inches (381 mm) deep minimum.
M302.2.3 Transfer Sides.
The transfer surface shall be located to provide options to transfer from a mobility device onto one short side (depth) and one long side (width) of the surface. Each transfer side shall provide unobstructed access to the transfer surface.
EXCEPTION: Temporary obstructions shall be permitted provided that they can be repositioned to permit transfer.
M302.3 Supports.
Transfer supports, armrests, and reclining surfaces shall comply with M302.3.
M302.3.1 Transfer Supports.
Transfer supports shall be provided for use with the transfer sides required by M302.2.3 and shall comply with M305.2.
M302.3.2 Armrests.
Where diagnostic equipment is used by patients in a seated position, armrests shall be provided.
M302.3.3 Head and Back Support.
Where the diagnostic equipment is used in a reclined position, head and back support shall be provided. Where the incline of the back support can be modified while in use, head and back support shall be provided throughout the entire range of the incline.
M302.4 Lift Compatibility.
Diagnostic equipment shall be usable with a patient lift and shall comply with M302.4.1 or M302.4.2.
EXCEPTION: Where diagnostic equipment meets the requirements of M303 and provides a folding seat, the equipment shall not be required to comply with M302.4.
M302.4.1 Clearance in Base.
The base of the equipment shall provide a clearance 44 inches (1120 mm) wide minimum, 6 inches (150 mm) high minimum measured from the floor, and 36 inches (915 mm) deep minimum measured from the edge of the examination surface. Where the width of the examination surface is less than 36 inches (915 mm), the clearance depth shall extend the full width of the equipment. Equipment components are permitted to be located within 8 inches (205 mm) maximum of the centerline of the clearance width.
M302.4.2 Clearance Around Base.
The base of the equipment shall provide a clearance 6 inches (150 mm) high minimum measured from the floor and 36 inches (915 mm) deep minimum measured from the edge of the examination surface. The width of the base permitted within this clearance shall be 26 inches (660 mm) wide maximum at the edge of the examination surface and shall be permitted to increase at a rate of 1 inch (25 mm) in width for each 3 inches (75 mm) in depth.
M303.1 General.
Diagnostic equipment used by patients seated in a wheelchair shall comply with M303.
M303.2 Wheelchair Spaces.
A wheelchair space complying with M303.2 shall be provided at diagnostic equipment.
M303.2.1 Orientation.
Wheelchair spaces shall be designed so that a patient seated in a wheelchair orients in the same direction that a patient not seated in a wheelchair orients when the diagnostic equipment is in use.
M303.2.2 Width.
Wheelchair spaces shall be 36 inches (915 mm) wide minimum.
M303.2.3 Depth.
Where wheelchair spaces can be entered from the front or rear, the wheelchair space shall be 48 inches (1220 mm) deep minimum. Where wheelchair spaces can be entered only from the side, the wheelchair space shall be 60 inches (1525 mm) deep minimum.
M303.2.4 Knee and Toe Clearance.
Wheelchair spaces shall include knee and toe clearance complying with M303.2.4. The depth of the wheelchair space shall include knee and toe clearance of 17 inches (430 mm) minimum and 25 inches (635 mm) maximum. Knee and toe clearance under breast platforms shall be 25 inches (635 mm) deep.
M303.2.4.1 Toe Clearance.
Toe clearance shall be provided at a height of 9 inches (230 mm) above the floor to a depth of 6 inches (150 mm) maximum.
M303.2.4.2 Knee Clearance.
Knee clearance shall be provided at a depth of 11 inches (280 mm) minimum and 25 inches (635 mm) maximum at 9 inches (230 mm) above the floor and at a depth of 8 inches (205 mm) minimum at 27 inches (685 mm) above the floor. Between 9 inches (230 mm) and 27 inches (685 mm) above the floor, the knee clearance shall be permitted to reduce at a rate of 1 inch (25 mm) in depth for every 6 inches (150 mm) in height.
M303.2.5 Surfaces.
Wheelchair space surfaces shall not slope more than 1:48 in any direction.
M303.3 Entry.
Where there is a change in level at the entry to a wheelchair space, the change in level shall comply with M303.3.
M303.3.1 Vertical.
Changes in level of ¼ inch (6.4 mm) high maximum shall be permitted to be vertical.
M303.3.2 Beveled.
Changes in level between ¼ inch (6.4 mm) high and ½ inch (13 mm) high maximum shall be beveled with a slope not steeper than 1:2.
M303.3.3 Ramped.
Changes in level greater than ½ inch (13 mm) high shall be ramped and shall comply with M303.3.3.
M303.3.3.1 Running Slope.
Ramp runs shall have a running slope not steeper than 1:12.
M303.3.3.2 Cross Slope.
The cross slope of ramp runs shall not be steeper than 1:48.
M303.3.3.3 Clear Width.
The clear width of ramp runs shall be 36 inches (915 mm) minimum.
M303.3.3.4 Edge Protection.
Ramps with drop offs ½ inch (13 mm) or greater shall provide edge protection 2 inches (50 mm) high minimum on each side.
M303.3.3.5 Handrails.
Ramps with a rise greater than 6 inches (150 mm) shall provide handrails on each side.
M303.4 Components.
Where components of diagnostic equipment are used to examine specific body parts, the components shall be capable of examining the body parts of a patient seated in a wheelchair. Breast platforms shall comply with M303.4.1.
M303.4.1 Breast Platforms.
The height of the breast platform shall be 30 inches (760 mm) high minimum and 42 inches (1065 mm) high maximum above the floor when in use by a patient seated in a wheelchair.
M304.1 General.
Diagnostic equipment used by patients in a standing position shall comply with M304.
M304.2 Standing Surface.
The surface on which the patient stands shall be slip resistant.
M304.3 Standing Supports.
Standing supports shall be provided on each side of the standing surface and shall comply with M305.3.
M305.1 General.
Supports shall comply with M305, as applicable.
M305.2 Transfer Supports.
Transfer supports shall comply with M305.2.
M305.2.1 Location.
Transfer supports shall be located within reach of the transfer surface and shall not obstruct transfer onto or off of the surface when in position.
M305.2.2 Structural Strength.
Transfer supports and their connections shall be capable of resisting vertical and horizontal forces of 250 pounds (1,112 N) applied at all points on the transfer support.
M305.2.3 Fittings.
Transfer supports shall not rotate within their fittings.
M305.3 Standing Supports.
Standing supports shall provide continuous support throughout use of the diagnostic equipment and shall comply with M305.3.
M305.3.1 Horizontal Position.
Where the support is horizontal, the top of the gripping surface shall be 34 inches (865 mm) minimum and 38 inches (965 mm) maximum above the standing surface. The gripping surface shall be 4 inches (100 mm) long minimum.
M305.3.2 Vertical Position.
Where the support is vertical, it shall be 18 inches (455 mm) minimum in length and the bottom end of the support shall be 34 inches (865 mm) high minimum and 37 inches (940 mm) high maximum above the standing surface.
M305.3.3 Fittings.
Standing supports shall not rotate within their fittings.
M306.1 General.
Where instructions or other information is communicated to the patient through the diagnostic equipment, the instructions and other information shall be provided in at least two of the following methods: audible, visible, or tactile.
M307.1 General.
Operable parts for patient use shall comply with M307.
M307.2 Tactilely Discernible.
Operable parts shall be tactilely discernible without activation.
M307.3 Operation.
Operable parts shall be operable with one hand and shall not require tight grasping, pinching, or twisting of the wrist.
M307.4 Operating Force.
The force required to activate operable parts shall be 5 pounds (22.2 N) maximum.
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