HIPPOTHERAPY DEVICE

Abstract

A hippotherapy device includes a saddle for receiving a person thereon, a programmable movement control, and an automatic movement device for automatically moving the saddle according to a movement pattern program. The program specifies a sequence of target values of positions and orientations of the saddle in the locality of the movement device in order to execute the movement pattern. The hippotherapy device further includes a person securing device having a main support on which a body strap is mounted, at least one sensor for detecting at least one physical variable characterizing the body posture of the person on the saddle, and an auxiliary control device configured to compare expected values of the physical variable with current values of the physical variable detected by the sensor, and to trigger an associated safety function, if a deviation of the current values from the expected values exceeds a predetermined tolerance threshold.

Claims

1. A hippotherapy device, comprising a saddle (8), which constitutes a seat for a person (9), as well as a programmable movement control (5) and an automatic movement device (4) designed to automatically move the saddle (8) according to a movement pattern program that is to be executed by the movement control (5) and that specifies a sequence of target values of positions and orientations of the saddle (8) in the locality of the movement device (4), in order to execute the movement pattern, characterized by a person securing device (2), which comprises a main support (10) on which a body strap (11) is mounted, at least one sensor (15) designed to detect at least one physical variable characterizing the body posture of the person (9) on the saddle (8), and an auxiliary control device (13) designed to use the expected values of the physical variable, which characterize the expected body posture of the person (9) on the saddle (8), in accordance with the movement pattern program and the position and orientation of the saddle (8), to compare said expected values to the current values of the physical variable detected by the sensor (15), which characterize the actual body posture of the person (9) on the saddle (8), and to trigger an associated safety function, if a deviation of the current values of the physical variable from the expected values of this physical variable exceeds a predetermined tolerance threshold.

2-15. (canceled)

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0064] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and, together with a general description of the invention given above, and the detailed description given below, serve to explain the principles of the invention.

[0065] FIG. 1 shows a schematic illustration from the side of a first embodiment of the hippotherapy device according to the invention having a stationary person securing device.

[0066] FIG. 2 shows a schematic illustration from the side of a second embodiment of the hippotherapy device according to the invention having a person securing device, which is fastened on a movement device of the hippotherapy device.

[0067] FIG. 3 shows a schematic illustration from the front of a hippotherapy device according to FIG. 1 or FIG. 2 having sensors which are arranged on a body strap of the person securing device.

DETAILED DESCRIPTION

[0068] FIG. 1 shows a first embodiment of a hippotherapy device 1 having a stationary person securing device 2.

[0069] The hippotherapy device 1 moreover comprises, in the case of the current exemplary embodiment, an industrial robot 3, which comprises a programmable movement control 5 and an automatic movement device 4. The automatic movement device 4 is formed in the case of the current exemplary embodiment by a robot arm 4a, having multiple links connected via joints. The robot arm 4a comprises, inter alia, a base frame 6 and a robot flange 7. A saddle 8 is fastened on the robot flange 7.

[0070] The robot arm 4a comprises multiple links connected via joints, wherein the programmable movement controller 5 is configured to automatically control and/or regulate the movement sequences of the robot arm 4a during operation, in order to position and move the robot flange 7 of the robot arm 4a and thus also the saddle 8 in space.

[0071] The hippotherapy device 1 accordingly comprises the saddle 8, which forms a riding seat for person 9. The hippotherapy device 1 additionally comprises the programmable movement control 5 and the robot arm 4a. The robot arm 4a is designed to automatically move the saddle 8 according to a movement pattern predetermined by the movement control 5.

[0072] The person securing device 2 comprises a main support 10, on which a body strap 11 is adjustably mounted. The person securing device 2 additionally comprises at least one actuator 12, which is designed to act on the body strap 11 adjustably mounted on the main support 10 with respect to its spatial pose, and an auxiliary control device 13, which is designed to activate the at least one actuator 12 in dependence on the current position and movement of the saddle 8 and the current body posture of the person 9 on the saddle 8.

[0073] The body strap 11 is adjustably mounted in at least one direction and/or at least one orientation in space on the main support 10 by means of a bearing 14 and the bearing 14 has a braking device in a first variant, which is designed to brake a movement, i.e., a rotation of the bearing 14, using optionally different braking properties, which are settable by means of the actuator 12, specifically activated by the auxiliary control device 13.

[0074] The body strap 11 can also be mounted on the main support 10 by means of the bearing 14 to vibrate in at least one direction and/or at least one orientation in space, wherein the bearing 14 has a vibration damping device, which is designed to damp a movement of the bearing 14 using optionally different vibration damping properties, which are settable by means of the actuator 12, specifically activated by the auxiliary control device 13.

[0075] The body strap 11 can also be mounted on the main support 10 so it is driven by means of a drive device in at least one direction and/or at least one orientation in space, wherein the drive device comprises at least one motor, which forms the actuator 12 and which is designed to move the body strap 11 in an automatically driven manner, specifically activated by the auxiliary control device 13.

[0076] The hippotherapy device 1 can comprise at least one sensor 15, which is designed to detect the spatial position and/or the spatial orientation of the body of the person 9.

[0077] In the case of the current exemplary embodiment, the at least one sensor 15 is arranged on the body strap 11 in the vicinity of the back of the person.

[0078] The person securing device 2 can also be used for the purpose of lifting the person 9 out of a wheelchair 16 and placing him on the saddle 8. In the same meaning, the person securing device 2 can also be used for the purpose of lifting the person 9 out of the saddle 8 and placing him back in the wheelchair 16.

[0079] The movement control 5, in particular the industrial robot 3 and/or the mechatronic system, using which the saddle 8 and/or the person 9 is moved, can in particular comprise a securing device, which can be embodied in at least two channels.

[0080] The securing device can comprise a Cartesian monitored workspace 17 embodied in secure technology, which can be defined by the entry and the therapy height, width, and depth. The securing device can comprise a secure Cartesian velocity and acceleration, a secure monitored workspace on the axial level, a secure monitored velocity on the axial level. The exemplary workspace 17 is schematically bounded by a rectangle shown by dashed lines in FIG. 1 and FIG. 2.

[0081] The at least one sensor 15 can be connected via a communication connection to the auxiliary control device 13, in such a manner that items of information about the current position and/or current orientation of the body of the person 9 in space are transmitted to the auxiliary control device 13, in order to automatically determine the current body posture of the person 9 by means of the auxiliary control device 13 or the movement control 5.

[0082] The body strap is mounted suspended on the main body 10 by means of a support cable 18 in the case of the illustrated exemplary embodiments and the hippotherapy device 1 comprises, for example, an angle transducer, which is designed to detect the angular position of the support cable 18.

[0083] In this case, the angular position of the support cable 18 can comprise a first angle component, which defines the deflection angle of the support cable 18 in relation to the vertical direction, and can comprise a second angle component, which defines the direction of the deflection of the support cable 18. The support cable, as shown in FIG. 1 and FIG. 2, can be designed as variable in length via a cable pulley 19, for example.

[0084] If the body strap 11 is mounted suspended by means of a length-variable support cable 18 on the main body 10, the hippotherapy device 1 can also comprise a length transducer, which is designed to detect the current length of the support cable 18.

[0085] The hippotherapy device 1 can moreover comprise a force transducer, which is designed to detect the tensile force on the support cable 18.

[0086] In the case of the exemplary embodiment of FIG. 1, the main support 10 is fastened on a floor 25, on which the programmable movement device 4, in particular the base frame 6 of the robot arm 4a, is also fastened. The adjustable mounting of the body strap 11 then enables a corresponding number of degrees of freedom, i.e., a corresponding number of degrees of mobility in at least one direction and/or at least one orientation in space in relation to the floor 25, in particular in relation to the programmable movement device 4 or in relation to the base frame 6 of the robot arm 4a.

[0087] The main support 10 can also, however, as shown in FIG. 2, be fastened on an adjustable link of the programmable movement device 4, in particular on the robot flange 7 of the robot arm 4a or on the saddle 8, which is moved by the programmable movement device 4. The adjustable mounting of the body strap 11 then enables a number of degrees of freedom, i.e., a number of degrees of mobility in at least one direction and/or at least one orientation in space in relation to the robot flange 7 or in relation to the saddle 8.

[0088] As shown in particular in FIG. 3, the body strap 11 can comprise at least one first support strap section 20.1, which connects a body strap section 11 a of the body strap 11 at a first connecting point 21.1 of the body strap section 11 a to an attachment point 23 of the of the support cable 18, and the body strap 11 can comprise at least one second support strap section 20.1, which connects the body strap section 11 a at a second connecting point 21.2, which is different from the first connecting point 21.1, of the body strap section 11a to the attachment point 23 of the support cable 18, wherein the first support strap section 20.1 comprises a first transducer 24.1, which detects at least one physical variable on the first support strap section 20.1, and the second support strap section 20.2 comprises a second transducer 24.2, which detects at least one physical variable on the second support strap section 20.2. The physical variable can be, for example, a tensile force in the first support strap section 20.1 and/or in the second support strap section 20.2.

[0089] The movement control 5 is configured in the exemplary embodiments shown to automatically modify the predetermined movement pattern to activate the movement device 4, in dependence on the action of the at least one actuator 12 on the body strap 11 adjustably mounted on the main support 10.

[0090] While the present invention has been illustrated by a description of various embodiments, and while these embodiments have been described in considerable detail, it is not intended to restrict or in any way limit the scope of the appended claims to such detail. The various features shown and described herein may be used alone or in any combination. Additional advantages and modifications will readily appear to those skilled in the art. The invention in its broader aspects is therefore not limited to the specific details, representative apparatus and method, and illustrative example shown and described. Accordingly, departures may be made from such details without departing from the spirit and scope of the general inventive concept.