Experimental Group |
sensory integration training |
3 types of posture stability exercises applied in 15 min |
three times per week for two months |
Sensory Integration Training: this programme was designed according to American Society of Neuro-rehabilitation. Balance training consisted of exercises to improve both feedback and feed forward postural reactions. Patients were asked to repeat exercises belonging to 3 different predetermined groups of exercises. The patients performed exercises of self-destabilization of the center-of-body mass consisted of voluntary motor actions in static or dynamic conditions (e.g., transferring their body weight onto the tips of the toes and onto the heels as in get to stand from sitting on stool; alternating stand on the right leg then the leg; stand with step forward or lateral direction. These tasks mainly involved feed forward postural control.
In addition to tasks that externally induced destabilization of the centre-of-body mass. The patient was required to maintain balance while standing on foam support bases of different consistency, on moveable balance board, or while the therapist was disturbing the patient’s stability by sternal or dorsal pulling in order to induce perturbations in the anterior and posterior direction. These tasks mainly involved feedback postural control. Also exercises emphasized coordination between leg and arm movements during walking as well as locomotor dexterity over an obstacle course and other potentially destabilizing activities.
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Control Group |
traditional program for patient with thalamic syndrome |
four types of somatic exercises will apply for one hour |
three times per week for two months |
Tactile discrimination. We used 3 tactile discrimination
tasks: sandpaper surfaces of different grains, surfaces made of
different materials (eg, rubber, cloth, paper), and grating ori-
entation. All exercises were performed without visual control.
In the case of the sandpaper exercises, the operator passively
guided tactile exploration to avoid possible skin lesions.
Object recognition. This group included 3 tasks of tactile
object recognition. In it, the blindfolded patient was requested
to perform these tasks: manipulate a target object and discriminate
it visually among 3 objects; manipulate a group of small
objects (eg, rice, bolts, stones) and then discriminate visually
among the 3 groups of objects; and manipulate 2 objects
simultaneously with the affected and unaffected hand and then
report whether the 2 objects were the same or different.
Joint position sense. For these training activities, we used
the same box as in the testing procedure for the joint position
sense testing. This group included 3 tasks of proprioceptive
discrimination. The operator moved the patient’s wrist or metacarpophalangeal
joints at different angular positions by using
the same methods previously described for the joint position
test. The patient was required to choose which of 3 suggested
positions of the protractor scale above the box corresponded to
the real hand position. Using the affected hand, the patient was
requested to actively reproduce the position indicated by the
operator on the angular scale. The patient was asked to reproduce
a gesture shown by the operator with the affected hand
(ie, gesture of OK) while keeping her/his arm inside the box.
Weight discrimination. The blindfolded patient was required
to weigh an object with the affected hand. Then, he/she
was required to weigh 3 objects with the unaffected hand and
choose which of them corresponded in weight to the previous
object. |
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Active-Treatment of Control Group |