ZEBRA Invento™ (new version)

ZEBRA Invento™ is a positioning chair designed for children and adolescents who need support in the process of sitting independently or in adopting and maintaining a sitting position.

The device combines the function of a seat and a lying position, which combined with the smooth adjustment of tilt-in-space function, supports the rehabilitation process. Adjustable headrest, footrests, chest and pelvic supports help maintain a correct lying, semi-lying or sitting position.

The functionality of ZEBRA Invento™ makes the positioning chair meet all the expectations of even the most demanding users, significantly increasing everyday comfort, convenience and safety.

This is a medical device. Use it in accordance with manual or the label.


Stable structureStable structure
The device ensures adequate stability and safety of user.

Eco-friendly materialsEco-friendly materials
We use only human and environment friendly materials.

Bucket SeatTilt-In-Space
It is possible to change the tilt angle of the seat. Adjustable with a foot and a gas spring, thanks to which the caregiver has free hands during adjustment.

3D foot bucklesMulti-plane foot stabilization
Precise adjustment of the lower limbs is possible thanks to modern, independently adjustable foot stabilizers that allow for abduction, rotation, and depth adjustment (front-back).

24 months warranty24-month warranty
We offer 24-month warranty on the product. We also provide after sales service.

Easy to useEasy to use
Intuitive way of adjustment and easy assembly.

2 in 12 in 1
The product has 2 utility functions for use in 1 single device.

Spacer upholsterySpacer upholstery
The device is equipped with breathable, hypoallergenic 3D spacer fabric. Now you can be sure that the skin stays dry for longer!

Quiet operationQuiet operation
Using of gas spring in the product ensures quiet operation.

Grasp and pullHold & Pull™
A special system used in our vests and hip belts. The ergonomic D-shaped grip makes it easy for the user to adjust the product quickly and comfortably. The system is designed also for people with hand dysfunctions.

Regulacja funkcji kubełkowej

The tilt-in-space function can be easily achieved by the adjustment of the frame.

Funkcja leżanki

Lying position – a unique function of the seat ensuring full comfort. With an extended backrest and/or deeper seat, additional filling pillows guarantee comfortable back support.

Podziałka na boku stelaża

Scale situated on chair helps to adjust bucket seat tilt angle.

Podziałka na boku stelaża

The modern HexagonPro™ headrest, adjustable in every plane, allows for a perfect fit to the user’s needs. It ensures cushioning, comfortable protection, and head control at the highest level.


It is recommended in the following cases:

  • Cerebral palsy (CP) – various types and forms.
  • Brain and spinal cord injuries of various etiologies with limb paresis, severe balance disturbances, and coordination impairments.
  • Demyelinating diseases (multiple sclerosis – MS, amyotrophic lateral sclerosis – ALS, and others).
  • Meningocele.
  • Muscle diseases with paresis and paralysis (including dystrophy, myasthenia gravis, polymyositis).
  • Genetic syndromes with limb paresis.
  • Degenerative and metabolic diseases of the nervous system.
  • Degenerative and rheumatic joint diseases.
  • Other diseases with limb paresis, paralysis, and musculoskeletal impairments.
  • After injuries, following traumatic brain injuries or spinal cord injuries with limb paresis and paralysis, particularly with quadriplegia (as part of the rehabilitation process or as permanent orthopedic support).


  • Critical condition of the user,
  • Paralysis,
  • Deep sedation,
  • Unstable fractures with specific orthopedic recommendations, including spinal fractures,
  • Untreated deep vein thrombosis,
  • Hemodynamic instability,
  • Documented brain dysfunction while sitting in an upright position,
  • Severe inflammation of the cervical spine joints,
  • Pulmonary embolism,
  • Recent myocardial infarction within the last 24 hours,
  • Fresh postoperative wounds or non-healing wounds in the back, pelvic area, hip joints, and thighs,
  • Users with mental disorders should not be left unattended in the device.

Available sizes




Symbol Measurement Unit Size 1 Size 2
W Indicative user height* [cm]  70 – 100 80 – 130
A Seat width [cm]  34 38
A1 Seat width – with pelotes [cm]  14 – 22 18 – 26
L Seat depth [cm]  15 – 24 18 – 30
C Backrest height (with headrest) [cm]  36 – 61 42 – 67
C1 Backrest height (without headrest) [cm]  26 – 36 32 – 42
E Backrest width [cm]  35 40
E1 Backrest width – with pelotes [cm] 13 – 23 18 – 30
F Footrests length [cm]  14 – 32 15 – 37
L1 Seat depth to the abduction block [cm]  5 – 18 5 – 20
Footplate length [cm]  16 19
Seat tilt angle [°] -20 – +25 -20 – +25
Backrest tilt angle [°]  90 – 180 90 – 180
Footrests tilt angle [°]  90 – 180 90 – 180
Maximum user weight [kg]  25 45

Note: Measurement tolerance range is +/- 1 cm / ½ in.
* This measurement cannot be the main parameter while choosing the product size.

How to measure the user – click


 Measurement Unit Size 1 Size 2
Width [cm] 48 56
Length [cm]  72 100
Height [cm]  80 95
Weight [kg]  20 23

Note: Measurement tolerance range is +/- 1 cm / ½ in.
Note: Approximate values, depending on the product configuration.

As a part of our permanent product improvement, Akces-MED reserves the right to change design and specifications without notice. Further, not all options and features offered are compatible with all configurations. Please refer to the user instruction manual for more information.

Standard equipment

1 2 4 5 7 8 9 11 12 13 14 15 17 18

HexagonPro™ headrest 

  • Adjustment of the height, depth and angle of the headrest
  • Easy to assemble and disassemble
  • Thanks to its design, it perfectly adapts to the size and shape of the head

Adjustable backrest

  • Backrest angle adjustment
  • Backrest height adjustment
  • Lying position
  • The pillow has a soft, breathable upholstery
  • The cushion can be easily removed

Adjustable chest supports

  • Profiled side supports trimmed with soft upholstery
  • Possibility to adjust the width, height and angle
  • Independent adjustment of each side support
  • They provide lateral stabilization of the torso

4-point safety vest

  • Torso stabilization function
  • Made of easily washable fabric
  • Quick adjustment of the vest to the user’s body using the Hold and pull™ system
  • Large adjustment range
  • Durable fasteners from Nexus, a company with military approval

Adjustable pelvic supports

  • Independent adjustment of the width, depth and angle of inclination of the supports
  • They provide additional lateral stabilization of the pelvic and thigh areas
  • Profiled supports, trimmed with soft upholstery

Adjustable abduction block

  • Profiled wedge trimmed with soft upholstery
  • Leg separation function and protection of the user against slipping out of the seat
  • Depth adjustable
  • The console under the seat allows for easy assembly/disassembly and adjustment of the abduction block on the seat.

Adjustable armrests with covers

  • Possibility to adjust the height and angle of the armrests
  • The adjustment range, increased by 10 cm, allows you to better adjust the seat to the needs of the user
  • Soft covers guarantee comfort while sitting


  • Depth adjustment
  • A cushion made of foam. Trimmed with a soft, breathable upholstery
  • The cushion can be easily removed for cleaning

Separately adjustable footrests with safety straps

  • Feet adduction and abduction function
  • Independent adjustment of each footrest
  • Footrest equipped with straps stabilizing the feet
  • The edges help to properly and stably protect your feet when using the positioning chair. Their new design minimizes the risk of injuries to the ankle joints.

Gas spring

  • It makes it easier for the caregiver to adjust the tilt-in-space function
  • The adjustable foot leaves the caregiver’s hands free, allowing for full control over the seat

Frame with castors and brakes

  • Construction in a modern design
  • Wheels equipped with brakes

Table of seat tilt-angle

  • Scale situated on chair helps to adjust bucket seat tilt angle.

Upholstery: ATMO™ size 2 RED

Filler cushions

  • Special cushions that ensure comfortable back support when extending the backrest and using the recline function



More about our upholsteries you can find here


Breathable upholstery – ATMO™

breath antiallergic

easy eco

Sea Rozmiar 2

Size 1*

Sea Rozmiar 2

Size 2*

Sea Rozmiar 2




* Optional for other sizes (additional charge).

This is a medical device. Use it in accordance with the user manual or the label.