Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
  • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
  • A61G7/16—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto converting a lying surface into a chair
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
  • A61G15/02—Chairs with means to adjust position of patient; Controls therefor
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
  • A61G15/10—Parts, details or accessories
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
  • A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
  • A61M21/02—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis for inducing sleep or relaxation, e.g. by direct nerve stimulation, hypnosis, analgesia
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G2210/00—Devices for specific treatment or diagnosis
  • A61G2210/90—Devices for specific treatment or diagnosis for heating
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
  • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
  • A61G5/10—Parts, details or accessories
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
  • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
  • A61H2201/01—Constructive details
  • A61H2201/0119—Support for the device
  • A61H2201/0138—Support for the device incorporated in furniture
  • A61H2201/0149—Seat or chair
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
  • A61H23/00—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms
  • A61H23/02—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms with electric or magnetic drive
  • A61H23/0218—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms with electric or magnetic drive with alternating magnetic fields producing a translating or oscillating movement
  • A61H23/0236—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms with electric or magnetic drive with alternating magnetic fields producing a translating or oscillating movement using sonic waves, e.g. using loudspeakers
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
  • A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
  • A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
  • A61M2021/0022—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus by the tactile sense, e.g. vibrations
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
  • A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
  • A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
  • A61M2021/0027—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus by the hearing sense
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
  • A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
  • A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
  • A61M2021/0044—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus by the sight sense
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
  • A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
  • A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
  • A61M2021/0066—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus with heating or cooling

Definitions

• the present application relates to a relaxation method and an ambulatory chair for implementing said method.
• the patient In the context of outpatient surgery, the patient usually stays only one day in hospital, or even a few hours. According to a typical route, it is welcomed and then sent to a room. If the patient is valid, he makes this journey while walking. In the opposite case, a wheelchair is used to ensure this first journey.
• the bedridden patient is transferred from his bed to a stretcher and transferred to an operating theater. Once in the operating room, the patient is transferred from a stretcher to an operating table. After the operation, the patient is put back on the stretcher to be transported to a recovery room. After awakening, the patient is brought from the recovery room to his room using a stretcher. Arrived at his room, the patient is transposed of the stretcher on the bed. Finally, the patient leaves the hospital by walking or wheelchair according to his abilities.
• the patient is installed on four different supports, namely a wheelchair, a stretcher, a bed and an operating table and is transferred lying from one support to the other at least four times .
• this bed comprises:
• a frame supported by the base, movable in height relative to said base, a platform supported by the frame, which comprises four panels, a first panel which forms a backrest, a second panel which forms a seat, a third panel to support the upper legs and a fourth panel to support the lower legs,
• the platform comprises a mobile carriage to which the seat is connected.
• the backrest is connected to the seat via a first pivotal connection with a first horizontal pivot axis
• the upper leg panel is connected to the seat by a second pivotal connection with a second pivot axis parallel to the first pivot axis
• the lower leg panel is connected to the upper leg panel by a third pivotal connection with a third pivot axis parallel to the first pivot axis.
• This bed comprises a first actuator interposed between the seat and the panel for lower legs to cause a tilting of the panel for lower legs down, a second actuator interposed between the carriage and the backrest to cause the recovery of the backrest and a third actuator interposed between the movable carriage and the panel for the upper legs to cause the inclination of the panel for the upper legs to prevent the panel for lower leg rubs on the ground.
• the maximum angle of inclination is of the order of 5 °.
• This type of bed convertible into a chair includes a complex kinematics. According to another disadvantage, it does not allow to optimally relax the patient.
• the period before surgery is an anxiety period for patients.
• a medication is planned to prevent some patients feel but after waking.
• the present invention aims to overcome the disadvantages of the prior art by providing an ambulatory chair that is configured to implement a relaxation process.
• the subject of the invention is a method of relaxation of a person positioned on a chair which comprises a seat, a backrest connected to a first edge of the seat and a leg support connected to a second edge of the seat. seat, characterized in that the method consists in arranging a person on the chair positioned:
• this so-called relaxation position and stimuli makes it possible to achieve a high level of relaxation. Used upstream of an operation, this relaxation process makes it possible to relax the patient so that it is possible to eliminate the pre-medication and to reduce the dose of anesthesia.
• the chair is mobile.
• the chair in the relaxation position can be used as a stretcher.
• the patient can be moved in this position to the operating room so as not to lose the deep relaxation effect to potentially suppress the pre-medication and decrease the dose of anesthesia.
• he may be woken up in this position to potentially improve the physiological state to lessen the problems associated with anesthetic awakening and pain.
• the invention also relates to a multipurpose and autonomous ambulatory surgery chair for implementing this relaxation method.
• This chair is configured to occupy four positions:
• Trendelenburg position a third position called Trendelenburg position, inclined up to 30 ° (ideally
• this versatile chair allows a patient not to change support during a stay in outpatient surgery.
• FIG. 1A is a diagram of an ambulatory chair in a first position
• FIG. 1B is a diagram of an ambulatory chair in a second recumbent position
• FIG. 1C is a diagram of an ambulatory chair in a relaxation position
• FIG. 1D is a diagram of a chair in a reclined and inclined position
• FIG. 2 is a perspective view of an ambulatory chair in the first position which illustrates a first embodiment of the invention
• FIG. 3 is a perspective view of the ambulatory chair visible in FIG. 2 in the relaxation position
• FIG. 4 is a front view of a control used to control the ambulatory chair according to the invention.
• FIG. 5 is a perspective view of a seat of the ambulatory chair visible in FIG. 2 in the first position
• FIG. 6 is a perspective view of the seat of the ambulatory chair visible in FIG. 2 in the relaxation position
• FIG. 7 is a view which illustrates the back of the file
• Figure 8 is a bottom view of the seat in the elongated and inclined position
• Figure 9 is a longitudinal section of the chair back which illustrates an embodiment of a handle
• FIG. 10 is a perspective view of an ambulatory chair which illustrates a second embodiment of the invention.
• Fig. 11 is a perspective view of an ambulatory chair which illustrates a third embodiment of the invention.
• Figure 12 is a sectional view of a portion of an ambulatory chair.
• This chair 10 comprises a frame 12, a seat 14 supported by the frame 12, a backrest 16 connected by a first hinge 18 to a first edge 20 of the seat 14 and a leg support 22 connected by a second hinge 24 to a second edge 26 of the seat 14, parallel to the first edge 20 of the seat 14.
• the seat 14, the backrest 16, the leg support 22 each have a support surface 14S, 16S and 22S substantially flat, square or rectangular.
• the chair 10 comprises at least one comfort coating which covers the bearing surfaces 14S, 16S and 22S.
• the chair 10 comprises a mattress 28 (visible in FIG. 2) which covers the bearing surfaces 14S, 16S and 22S of the seat 14, the backrest 16 and the leg support 22.
• Each hinge 18 and 24 comprises a pivotal connection with a pivot axis A18 and A24.
• the backrest 16 is configured to pivot about the first pivot axis A18 with respect to the first edge 20 of the seat 14 and the leg support 22 is configured to pivot about the second pivot axis A24 relative to the second edge 26. of the seat 14.
• the longitudinal direction is a direction parallel to the bearing surface 14S of the seat 14 and perpendicular to the pivot axes A18 and A24.
• a longitudinal plane is a plane perpendicular to the pivot axes A18 and A24.
• a transverse plane is a plane perpendicular to the longitudinal direction.
• the length of an element corresponds to the dimension of this element taken in the longitudinal direction and the width of an element corresponds to the dimension of this element taken in a transverse plane.
• An upper half-space of an element corresponds to the half-space delimited by the element in which the patient is positioned when he is positioned on the chair.
• a lower half-space of an element corresponds to the half-space delimited by the element opposite to the upper half-space, in which the ground is located.
• the leg support 22 is intended to receive the parts of the lower limbs of an individual who go from the knees to the feet.
• the seat 14 is intended to receive the parts of the lower limbs of an individual who go from the buttocks to the knees.
• the file 16 is intended to receive the back and the head of an individual.
• the seat 14, the backrest 16 and the leg support 22 have the same width of the order of 60 cm.
• the seat 14 has a length of about 50 cm, the leg support 22 a length of about 50 cm and the backrest 16 of the order of 90 cm.
• the chairs do not all have the same dimensions and the lengths and widths of the seat 14, the backrest 16 and the leg support 22 may vary from one chair to another. Thus, some chairs may have dimensions suitable for small individuals such as children or sizes suitable for large individuals.
• the seat 14 comprises a plate 30, a first face forms the bearing surface 14S and a frame 32 fixed against the second face of the plate 30 which comprises two cross members 32.1 and 32.2 parallel to each other and perpendicular to the longitudinal direction and two right and left uprights 32.3 and 32.4 oriented in the longitudinal direction and connecting the cross members 32.1 and 32.2.
• the first cross member 32.1 forms the first edge 20 of the seat 14 and the second cross member 32.2 forms the second edge 26 of the seat 14.
• the backrest 16 comprises a plate 34, a first face forms the bearing surface 16S and a frame 36 fixed against the second face of the plate 34 which has a top rail 36.1. , a lower cross member 36.2 parallel to the upper cross member 36.1 and connected to the first edge 20 of the seat 14 by the hinge 18 and two right and left uprights 36.3 and 36.4 arranged in longitudinal planes and connecting the cross members 32.1 and 32.2.
• the backrest comprises at least one intermediate cross member 36.5, interposed between the upper and lower cross members 36.1 and 36.2.
• the leg support 22 comprises a plate 38, a first face forms the bearing surface 22S and a frame 40 fixed against the second face of the plate 38 which has an upper cross member 40.1 connected to the second edge 26 of the seat 14 by the hinge 24, a lower cross member parallel to the upper rail and two right and left uprights 40.3 and 40.4 arranged in longitudinal planes and connecting the upper and lower rails.
• all the sleepers are parallel, the right uprights 32.3, 36.3, 40.3 are arranged end to end and the left uprights 32.4, 36.4 and 40.4 are arranged end to end.
• the first hinge 18 comprises two tabs P18 integral with the right and left uprights of the backrest 16, arranged in longitudinal planes at each end of the first crossbar 32.1.
• the first articulation 18 comprises an axis of rotation which pivotally connects the end of the first cross member 32.1 to one of the legs P18.
• the second articulation 24 comprises two legs P24 integral with the right and left uprights of the seat 14, arranged in longitudinal planes at each end of the upper cross member 40.1 of the leg support 22.
• the second articulation 24 comprises an axis of rotation which pivotally connects the end of the upper cross member 40.1 of the seat to one of the legs P24.
• the invention is not limited to this embodiment for the seat 14, the backrest 16, the leg support 22 and / or for the first and second joints 18 and 24.
• the chair comprises a third hinge 42 in the form of a pivotal connection with a third pivot axis A42 which connects the seat 14 and the frame 12, the third pivot axis A42 being parallel to the first and second pivot axes A18 and A24 and positioned at the first edge 20 of the seat 14.
• the chair 10 comprises:
• a third actuator 48 interposed between the seat 14 and the frame 12, configured to pivot about the third pivot axis A42 the seat 14 relative to the frame 12 in an angular range from 0 ° to 90 °, the angle 0 ° corresponding to the position in which the seat 14 is substantially horizontal, the angle at 90 ° corresponding to the position in which the seat 14 is substantially vertical, the second edge 26 being further away from the frame 12 than the first edge 20.
• each actuator 44, 46, 48 is an electric jack.
• the first actuator 44 is connected on the one hand to the first cross member
• This first actuator 44 is positioned parallel to the left post 36.4 and close to the latter.
• the second actuator 46 is connected firstly to the left amount 32.4 of the seat 14, near the second cross member 32.2 and secondly to the left leg 40.4 of the leg support 22 near the bottom rail.
• the third actuator 48 is connected on the one hand to the frame 12 and on the other hand to the right upright
• the chair 10 is configured to occupy several positions:
• FIG. 1A A first seated position visible in Figure 1A, wherein the seat 14 is substantially horizontal, the backrest 16 is raised forming with the seat 14 an angle close to 90 ° and the leg support 22 is lowered and forms an angle greater than 45 ° with respect to the seat 14,
• FIG. 1B a second horizontally elongated position, visible in FIG. 1B, in which the bearing surfaces 14S, 16S and 22S of the seat 14, of the backrest 16 and of the leg support 22 are coplanar and substantially horizontal,
• FIG. 1D a third elongated and inclined position, head downwards, visible in FIG. 1D, in which the bearing surfaces 14S, 16S and 22S of the seat 14, of the backrest 16 and of the leg support 22 are coplanar and inclined from so that the file 16 is lower than the leg support 22,
• FIG. 1C a fourth so-called relaxation position, visible in FIG. 1C, in which the seat 14 is inclined and forms with the horizontal an angle ⁇ between 20 ° and 50 °, the backrest 16 is raised with respect to the seat 14 and forms with the horizontal an angle a2 between 20 ° and 50 °, and the leg support 22 is inclined downwards relative to the seat 14 and forms with the horizontal an angle a3 between 5 and
• the backrest 16 and the seat 14 form an angle of between 100 and 130 ° and preferably of the order of 115 °.
• the seat 14 and the leg support 22 form an angle of between 90 and 135 °.
• the leg support 22 is substantially horizontal.
• the user's nose is disposed substantially at the same height as the knees.
• the actuators 44, 46, 48 are in a first state.
• the first and second actuators 44, 46 are in a second state, the first actuator always being in the first state.
• the third actuator 48 In the third position, the third actuator 48 is in a second state, the first and second actuators 44, 46 always being in the second state.
• the actuators 44, 46, 48 are in a third state.
• the chair 10 comprises at least one stimulus emission system.
• the chair 10 comprises several types of stimulus emitting systems.
• the chair 10 comprises a first type of stimuli emission systems configured to emit vibrations, a second type of stimulus emission systems configured to emit sounds and to stimulate hearing, a third type of stimulus emission systems.
• Stimulus broadcast configured to emit images and stimulate the view.
• the seat 14, the backrest 16 and the leg support 22 each comprise at least one vibration emission system 50, 50 ', 50 ", 50"'.
• the seat 14 comprises a vibration emission system 50 pressed against the second face of the plate 30, positioned so as to be placed approximately under the buttocks of the individual installed on the chair.
• the backrest 16 includes two vibration emitting systems 50 ', 50 ", pressed against the second face of the plate 34, a first vibration emitting system 50' being positioned to be located approximately at the bottom of the back of the individual installed on the chair, a second vibration emitting system 50 "being positioned so as to be placed approximately between the shoulder blades of the individual installed on the chair,
• the leg support 22 comprises a vibration emitting system 50"', pressed against the second face of the plate 38, positioned so as to be placed approximately at the level of the calves of the individual installed on the chair.
• the combination of the relaxation position and the stimulus emission system makes it possible to reach a high level of relaxation. Used upstream of an operation, the chair can relax the patient so that it is possible to remove the medication prior to anesthesia.
• the invention also relates to a relaxation method which consists of positioning the patient in the relaxation position and subjecting him to stimuli which include vibrations, psychoacoustic audio tapes and light.
• the vibrations have frequencies between 5 and 300 Hz with an optimum frequency range of the order of 40 to 80 Hz.
• the frequencies are transmitted for a given duration and fluctuate in the range of 5 to 300 Hz, plus particularly in the range of 40 to 80 Hz.
• the frequencies vary randomly.
• the vibration emitting systems are tactile transducers (Tactile transducers in English) which make it possible to feel in the form of vibration the sound and simultaneously to hear it in the frequency range indicated above. These tactile transducers are associated with an amplifier.
• the amplifier is fixed and is not integrated into the chair. It is connected to the transducers (integral with the chair) by wired links with quick-connect connectors.
• Psychoacoustic stimulation includes, for example, monaural and binaural beats for brain training, three-dimensional nature soundtracks, non-linear music, etc.
• the chair 10 comprises at least one heating system 51 (visible in Figure 9) configured to heat at least one area in contact with the individual installed on the chair 10.
• the heating system is present in the form of a coating, a plate or a film interposed between the plates 30, 34, 38 and the mattress 28. This heating function helps to enhance the relaxation and to reduce the sensation of cold following deep relaxation, caused by changing the mode of the nervous system from sympathetic to parasympathetic.
• the seat 14, the backrest 16 and the leg support 22 each comprise at least one plate 30, 34, 38, a structure, such as a frame 32, 36, 38, supporting the plate 30, 34, 38, at least one vibration emission system 50, 50 ', 50 ", 50"' connected to the plate 30, 34, 38 and intermediate pieces 53, consisting of a flexible material such as rubber, for absorbing vibrations, interposed between the plate 30, 34, 38 and the structure 32, 36, 38.
• These intermediate parts 53 are configured to limit the propagation of vibrations of the plates 30 , 34, 38 to the rest of the elements of the chair 10.
• the chair 10 is adjustable in height.
• the frame 12 comprises a lower portion 52 and an upper portion 54 connected to the seat 14 and movable relative to the lower portion 52 in the vertical direction to allow adjustment in height of the seat 14.
• the frame 12 of the chair is movable.
• the frame 12 comprises a base 56, four arms 58 connected to the base 56 and arranged so that their free ends are arranged at the vertices of a rectangle , and four wheels 60, each connected to the end of an arm.
• the wheels 60 are multidirectional and pivotable about a vertical axis. At least one of these wheels comprises a braking system to enable the wheelchair to be immobilized. At least some of these wheels can be motor.
• the frame 12 also comprises at least one vertically oriented telescopic column 62 and a support 64 connected by the third articulation 42 to the seat 14.
• the telescopic column 62 comprises a lower end connected to the base 56 and an upper end connected to the support 64 This telescopic column 62 makes it possible to adjust the height of the seat 14.
• the frame 12 comprises a single telescopic column 62 and the support 64 comprises a frame substantially identical to the frame 32 of the seat 14 and an intermediate cross member 68 which connects the telescopic column 62 to the frame 66.
• the frame 66 comprises a first cross member 66.1 which abuts the first cross member 32.1 of the frame 32 of the seat 14, a second cross member 66.2 which abuts the second cross member 32.2 of the frame 32 of the seat 14, a right upright 66.3 which adjoins the upright 32.3 of the frame 32 of the seat 14, a left amount 66.4 which adjoins the left amount 32.4 of the frame 32 of the seat 14 when the seat 14 is horizontal.
• the frame comprises a fifth side 66.5 which connects the left post 66.4 and the second cross member 32.2 to clear a space for housing the second actuator 46.
• the frame 12 comprises two telescopic columns 62, 62 'spaced in the longitudinal direction to reinforce the rigidity of the seat 14, the backrest 16, the leg support 22 when these elements 14, 16, 22 are in the second and third positions lying horizontally or inclined.
• the two telescopic columns 62, 62 ' have identical and simultaneous vertical movements to obtain a vertical movement.
• the support 64 comprises a frame 102 with at least two longitudinal members 102.1, 102.2, 102.3 and cross members 102.4, 102.5.
• This frame 102 is sized to extend under the seat 12 and the backrest 16 and not extend under the leg support 22 when the chair 10 is in the first sitting position or in the second and third elongated positions horizontal and inclined.
• At least one of the cross members 102.4 may comprise a plurality of staggered sections in the longitudinal direction to allow the movement of the actuator 46.
• This second embodiment allows the chair to be able to occupy the four positions visible in Figures 1 to 4 and to stiffen the chair.
• the support 64 comprises a frame 104 with at least two longitudinal members 104.1, 104.2, 104.3 and cross members 104.4, 104.5.
• This frame 104 is dimensioned to extend under the seat 12, the backrest 16 and the leg support 22 when the chair 10 is in the second and third elongated horizontal and inclined positions.
• This third embodiment allows the chair to occupy the second and third elongated positions horizontal or inclined and the fourth position of relaxation. This third embodiment makes it possible to reinforce the rigidity of the chair, particularly when the latter is in the extended position.
• the free ends of the arms 58 are as spaced as possible to improve the stability of the chair and to allow the passage of the leg support 22 when the chair is in the first position visible in Figure 1A.
• the chair comprises at least one handle 70 to allow a person to manipulate the chair 10.
• This handle 70 comprises a main portion 72 rectilinear parallel to the cross members 36.1, 36.2, 36.5 of the file 16 and two curved portions 74 at each end of the main part 72, connected to the right and left uprights 36.3 and 36.4.
• the handle 70 is positioned near the upper cross member 36.1 to facilitate its grip.
• the handle 70 is positioned in a plane which forms an angle ⁇ 4 of the order of 45 ° with the backrest 16, as illustrated in FIG. 9. This position gives a better grip of the handle 70 when the chair is in the relaxation position.
• the chair 10 can comprise:
• storage such as drawers, to store biometric devices
• the chair 10 can be used to route a patient during a whole course of ambulatory hospitalization.
• the chair 10 can be used:
• the chair 10 comprises a control 76 for controlling the actuators 44, 46, 48, the telescopic column 62 and possibly the heating system.
• the command 76 comprises:
• a lock key 96 for locking the chair in a given position A heating key 98 to start or stop the heating system,
• a key 100 to trigger an alert or a call A key 100 to trigger an alert or a call.
• the chair comprises sensors for knowing the position of the movable elements of the chair.
• the control comprises a memory in which are stored for each actuator 44, 46, 48, the three predefined states to configure the chair according to the four preprogrammed positions.
• the control 76 drives the actuators 44, 46, 48 so that they are each positioned in the first state.
• the memory may also include a predefined value for the height of the telescopic column.
• the control 76 drives the actuators 44, 46, 48 so that they are each positioned in the third state.
• the control By pressing the third key 82, the control drives the first and second actuators 44, 46 so that they are each positioned in the second state and the third actuator 48 so that it is positioned in the first state.
• the control drives the actuators 44, 46, 48 so that they are each positioned in the second state.
• the control according to the invention makes it easy to control the chair and to position it according to four preprogrammed positions.

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• Health & Medical Sciences (AREA)
• Veterinary Medicine (AREA)
• Life Sciences & Earth Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
• Anesthesiology (AREA)
• Nursing (AREA)
• Oral & Maxillofacial Surgery (AREA)
• Pain & Pain Management (AREA)
• Physics & Mathematics (AREA)
• Acoustics & Sound (AREA)
• Psychology (AREA)
• Engineering & Computer Science (AREA)
• Biomedical Technology (AREA)
• Heart & Thoracic Surgery (AREA)
• Hematology (AREA)
• Special Chairs (AREA)
• Chairs For Special Purposes, Such As Reclining Chairs (AREA)

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• 2016
  • 2016-06-03 FR FR1655070A patent/FR3052074B1/fr not_active Expired - Fee Related
• 2017
  • 2017-06-03 WO PCT/EP2017/063592 patent/WO2017207816A1/fr not_active Ceased
  • 2017-06-03 EP EP17727881.9A patent/EP3463243A1/de not_active Withdrawn

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