500 series stool with round seat, arms, and back
Surgical Stools

Ideal movement and sizes for surgical procedures

500 Series stools feature:

  • Stability for surgery through hydraulic, hands-free raising and lowering, 15" round seats and individual adjustable rests and tilting adjustable backs.
  • A specially designed floor lock to prevent chair movement during surgical procedures is optional on all models except the 558 (standard).
  • Easy seat adjustments. Lock seat swivel by lifting the foot pedal. The angle of the arms adjusts along the horizontal axis then rotates to rear at the completion of the procedure.
  • Choice of three heights. Standard height elevates from 17" to 25" above the floor. Medium seat height for surgical use is 20 1/2" to 28". High seat height is 24" to 31 1/2".*

Let’s talk about which stool is right for you.

Surgical Stools

Model 540

15" round seat without back. 

Model 540 surgical stool
Model 546 surgical stool
Surgical Stools

Model 546

15" round seat and tilting adjustable back.

Surgical Stools

Model 548

15" waterfall seat and tilting adjustable back.

Model 548 surgical stool
Model 556 surgical stool
Surgical Stools

Model 556

  • 15" round seat and curved 3-way adjustable support arm
  • Seat rotation is locked by lifting up on the foot control bar
  • Hydraulic raising and lowering with foot pedal with five-legged base
Surgical Stools

Model 558

  • 15" round seat and individual adjustable rests and tilting adjustable back
  • Surgical floor lock optional
  • Offers standard heights from 21 to 28 ½ " above the floor
  • Medium seat height for 558 use is 24 to 31 ½"
  • High seat height is 27 to 34"
Model 558 surgical stool
Haag-Streit surgical chair
Surgical Chairs

Comfortable and secure for surgery

With Haag-Streit’s legendary quality and precision, you can count on comfort and stability in all our surgical chairs.

Let’s find the right chair for you.

Surgical Chairs

Combisit L Surgeon’s Chair

Developed for microsurgical procedures, COMBISIT L allows comfortable and secure sitting positions.

  • Two long, stepless variable arm rests with replaceable cushions
  • Saddle-like seat can be tilted and moved forward and backward
  • Fixed or springy adjustable back rest
  • Detachable console for foot switches
  • Lift of the upper chair is powered by a rechargeable battery
Combisit L surgeon’s chair
Surgical Chairs

Combisit L Surgeon’s Chair Technical Data

Height adjustment, electrically (with rechargeable battery)550 mm to 720 mm
Horizontal shifting of seat120 mm
Tilting range of seat+5° to -8°
Arm restsAdjustable by 6 DOF
Thickness of cushions on arm rests25 mm
Max. carrying load135 mm
Combisit S surgeon’s chair
Surgical Chairs

Combisit S Surgeon’s Chair

Experience comfort and function with the ergonomical COMBISIT S.

  • Two long stepless variable arm rests with replaceable cushions
  • Saddle-like seat
  • Fixed or springy adjustable back rest
Surgical Chairs

Combisit S Surgeon’s Chair Technical Data

Height adjustment530 mm to 720 mm
Arm restsAdjustable by 6 DOF
Thickness of cushions on arm rests25 mm
Max. carrying load135 mm