Hill-Rom P3700 Affinity 4 Birthing Bed with Stow and Go




The Hill-Rom Affinity IV (Model P3700) is intended for use as a birthing bed within the acute care Labor and Delivery Unit.  Hill-Rom has continued to make refinements to this popular model birthing bed.  The Affinity IV introduces new design upgrades and optional features not available on the Affinity III model such as the Stow-and-Go® Retractable foot section – convenient, stow away foot section stores under bed, eliminating lifting and saving caregiver valuable space in birthing suite; and EasyGlide® Calf supports –wider support with strong release lever that can be actuated from any angle with one hand.  The Affinity IV is a versatile, easy-to-use birthing bed that has multiple articulation features, ergonomic hand grips, motorized bed positioning, manually adjustable foot stirrups and calf supports, standard light-weight lift-off foot section for caregiver access, fluid basin, and for patient comfort a two-piece head and foot section mattress or optional adjustable air mattress system.

The Affinity IV birthing bed is electrically operated using convenient caregiver and patient Point-of-Care® controls on side rails for bed hi/lo, backrest up/down and leg up/down positioning.  Trendelenburg is manually operated through gas-assist dual ergonomic hand grips.  In addition, this bed can be equipped with optional SideComm® communications package which includes nurse call, TV/radio, speaker and adjustable volume controls.  The bed can be transported easily with featured Central Brake and Steer system with 4-wheel braking, 1 locking steer caster, and integrated headboard handles for steering control.  If the bed is not near a power outlet, battery backup with enable the user to temporarily adjust the bed as needed.


Additional Information

Allowable weight

up to 500 lb


Standard Configuration-includes stirrups, With Calf Supports



Model Number



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  • 2-Section Foam Head and Seat, and Foam Foot section mattress set with mattress covers.
  • Permanent retractable Stow-and-Go® No-Lift Patient Foot Section with built-in removable fluid basin
  • Point-of-Care® caregiver and patient side rail controls (Bed hi/lo, backrest up/down and foot up/down)
  • Dual ergonomic comfort foam gripped labor delivery handles
  • Dual comfort foam gripped Trendelenburg handles
  • Gas-assist Trendelenburg
  • Bed positioning control lock-out switch
  • Headboard with integrated push/steering handles
  • Four-wheel braking system, and 1-wheel steering caster with new design dual centralized brake/steer pedal controls
  • CPR release: emergency lowering
  • Automatic 15-degree pelvic tilt
  • Rechargeable battery backup with LED indicators
  • OneStep® side rail release (tuck-away side rails)
  • Zero gap transfer
  • Adjustable foot supports
  • Two IV pole sockets (headend)
  • 6” (15 cm) Tente® casters
  • Night light
  • Hospital grade power plug
  • 500 lb (227 kg) safe working weight capacity; Foot section 400 lbs
Bed Length:
  • Full: 92” (234 cm)
Bed Width:
  • Side rails up: 39” (99 cm)
  • Side rails down: 36” (91 cm)
Bed Height:
  • Low (with mattress): 23” (58 cm)
  • High (with mattress) 39” (99 cm)
  • Maximum height of seat section in Trend like position: 40” (102 cm)
  • Length: 78” (98 cm)
  • Width: 35” (89 cm)
  • Thickness (head section): 5” (12.7 cm)
  • Thickness (foot section): 3.5” (8.9 cm)
Critical Angles:
  • Maximum head elevation: 63°
  • Maximum seat elevation: 15°
  • Maximum Trend-like positioning: 8°
Maximum Lift Capacity:
  • Bed: 500 lb (227 kg)
  • Foot section 400 lb (181 kg)
Caster Size:
  • 6” (15 cm)
Bed Weight:
  • 480 lb (218 kg)
  • Adjustable Molded foam EasyGlide® calf supports (permanently attach to foot stirrups).
  • Wooden or Molded plastic headboard
  • Adjustable dual-bladder air-mattress system for head & seat.
  • V-cut or U-cut shaped head mattress (Foam or Air) (Foot section mattress is foam only)
  • SideComm® communications package which includes nurse call, TV/radio, speaker and adjustable volume controls.
  • Ergonomic blue handles with Integrated IV pole cradle
  • Integrated IV Poles
  • Line Managers
  • Wall roller bumpers (head end)