CN1901869A

CN1901869A - Examination chair

Info

Publication number: CN1901869A
Application number: CNA2004800399783A
Authority: CN
Inventors: 托马斯·理查德-维托
Original assignee: 托马斯·理查德-维托
Current assignee: DGS diagnostics
Priority date: 2003-11-14
Filing date: 2004-11-12
Publication date: 2007-01-24
Anticipated expiration: 2024-11-12
Also published as: FR2862208A1; FR2862208B1; CN1901869B

Abstract

The invention relates to a medical examination chair (F) which is used to seat a patient and to move said patient along three essentially-perpendicular planes over a wide range. The inventive chair comprises a primary arc (5) which is connected to a stationary column (3) by means of a horizontal shaft (1), said horizontal shaft forming a first axis of rotation (X). A second axis of rotation (Y), which is essentially perpendicular to the first (X), passes through first (EX1) and second (EX2) ends of the primary arc (5). The chair (F) also comprises a secondary arc (6) which is equipped with a seat (10) and which is disposed inside the primary arc (5). Moreover, third (EX3) and fourth (EX4) ends of the secondary arc are connected to the aforementioned first (EX1) and second (EX2) ends of the primary arc by means of an upper shaft (2a) and a lower shaft (2b). In addition, the primary (5) and secondary (6) arcs can rotate around the first (X) and second (Y) axes of rotation respectively. The medical examination chair (F) further comprises a braking means which can be used to stop the rotational movement suddenly.

Description

Check chair

Technical field

The present invention relates to check chair, be used in particular for making that medical practitioner's treatment position is dizzy.Like this, medical examination chair allows the people that sits down to move on the bigger amplitude of multi-direction pattern neutralization, this to treat so dizzy be useful.

Background technology

People's internal ear can allow brain by three semicircular conduit identification motions that the people stood that are orientated in three vertical substantially planes substantially.In addition, the vestibule of internal ear receives the zone that organ comprises notice brain acceleration phenomenon, and for those of ordinary skill, described area part is known as " otolith (otoliths) " little crystalline colloid substance by carrying and constitutes.The dizzy following phenomenon owing to the sensation of movement that leads to errors in position causes then.

The bell calculus (cupololithiasis) that the otolith of the one campaniform organ cochlea that separates the highstrung part of moving to semicircle conduit then by becoming causes; Perhaps

One owing to become isolating and center on the pipeline calculus (canalolithiasis) that otolith caused that semicircle conduit moves.

When diagnosing, the medical practitioner in three planes slowly the trunk of removing patient and head by 180 degree: from front to back, laterally from a side to an other side, then around the axis rotation of main body.

If dizzy the obtaining in position diagnosed, the trunk of medical practitioner's removing patient in given plane and head then promptly slow down suddenly.Like this, cause that dizzy otolith gets rid of from the sensitizing range, dizzyly obtain curing to three phases (session) one usually.

Check that chair is known, it provides the mobility around vertical axis, and this makes the patient who sits down to rotate.Also can the tilt back of chair is put into patient like this and is lain prostrate posture, also its rise chair relatively, and usually by electronic control tooth bar (rack) system, perhaps also can be by foot control system hydraulic system.The mobility of such chair is enough for most of inspection overwhelming majority.But with diagnosis and not every can both being performed of the dizzy relevant operation of treatment position, because motion is only possible in single plane, described operation all is pretty troublesome for patient and medical practitioner.

File FR 1 113 809 discloses a kind of equipment that is used for rehabilitation and checks reflection, described equipment comprises the swing support member, preferably motion has a plurality of degree of freedom, on described equipment, the mode that patient is placed is the swing that can come damping or amplification support member by the center of gravity of removing patient self.

The dizzy technical field of described file and treatment differs far away.The purpose of device described herein is the reflection that stimulates the people with disability, rather than in order to remove the otolith that causes in the dizzy internal ear in position.In addition, its absolutely not give rapidly to move then slow down suddenly.

Therefore, with the diagnosis and treat the dizzy operation that is associated and can not implement satisfactorily with the device of known type.

Thereby such operation is carried out checking on the couch usually, and they need medical practitioner's a large amount of muscle power and technical know-how, and in patient one side's good cooperation.Unfortunately, this patient that can not be stood arthrosis, obesity, deformity or high-order anxiety realizes that result, these patients are difficult to treatment especially, and may cause the treatment failure.

In addition, need have in medical office and check couch and check chair, this has considerably increased required amount of space, and with the cost of finishing office potential demand.

Summary of the invention

The purpose of this invention is to provide a kind of medical examination chair, described inspection chair can allow patient promptly and greatly move in three vertical planes, until 180 degree or bigger, also allows it can be implemented in when motion finishes simultaneously and slows down suddenly.

According to the present invention, a kind of medical examination chair, be used to allow patient sit down and in three vertical substantially planes on bigger amplitude removing patient, comprise: main bow, described main bow is connected to fixed leg by trunnion axis, described trunnion axis forms first rotation axis, is substantially perpendicular to first end and second end of second rotation axis of first axle by main bow.Medical examination chair comprises and is provided with chair and is placed in auxiliary bow within the main bow in addition, by last axle and lower shaft the 3rd end and the 4th end are connected to described first end and second end respectively, be placed on second rotating shaft, main then bow and auxiliary bow are suitable for carrying out around first and second rotating shafts respectively rotatablely moving.The present invention especially significantly part is that it comprises brake unit, and described brake unit is used for stopping the rotation suddenly.

Advantageously, main bow is connected to trunnion axis by the centre of its lobe.

Like this, the medical practitioner can be laterally from a side towards an other side and move the patient who is placed on the seat from front to back, rotate around the axis of patient's oneself health.In addition, brake unit can produce unexpected deceleration, and described unexpected deceleration is used to get rid of any otolith that has problems.

In addition, because the patient's integral body in the medical examination chair enters motion, lack mobility with patient or the relevant any problem of cooperation is eliminated.Increased the comfortable of patient like this, the operation of execution is optimized, and is more effective like this.

Need allow main bow and/or auxiliary bow setting enter the size of the required power of motion by the medical practitioner in order to minimize, centering accurately be that the intersection of patient's as close as possible first and second rotating shafts of center of gravity is very important.For this purpose, for example the upright position of the trunnion axis of fixed leg by using tooth bar (rack) and slip bocks system scalable.Incidentally, auxiliary bow can use the conventional apparatus that acts on the bottom and/or go up on the axle to move relative to first rotating shaft, thereby participates in adjusting the heart.

Similarly, seat uses for example hydraulic pressure or the first electronic actuator scalable along the position of second rotating shaft.

Advantageously, inspection chair of the present invention has to be respectively applied for around first rotating shaft and rotates main bow and rotate first and second motor of auxiliary bow around second rotating shaft.As a result, for removing patient, the medical practitioner no longer needs to apply power, allows medical practitioner's work simpler so naturally.

In complete vehicularized first embodiment, brake unit comprises first and second motors.Because these first and second motors have big reducing gradually (stepdown) gear ratio, they can be braked suddenly, the function that the brake unit of carrying out like this is required.

In a second embodiment, brake unit comprises first brake of the main bow of unexpected braking, and described brake can be hydraulic or electronic, for example the braking and unpowered.Similarly, described brake unit is provided with second brake, and described second brake is used for the auxiliary bow of braking suddenly, and described second brake can be hydraulic or electronic.

In the 3rd embodiment, brake unit comprises at least one first mechanical abutment (abutment), is used for the described main bow of braking suddenly.

This first mechanical abutment that is placed on the cross side of fixed leg is provided with ring and antivibrator (damper).In the end of main motion of bending, the tooth of acquisition equipment is cooperated with ring to stop described main bow, and antivibrator is as the braking point then.

Similarly, brake unit comprises and is used for allowing suddenly the described auxiliary bow arresting second mechanical abutment.

This second mechanical abutment is provided with at least one hook and at least one antivibrator that is placed on main first end that bends.In the end of auxiliary motion of bending, hook is cooperated to stop auxiliary bow with the brake unit on the 3rd end that is placed on auxiliary bow, and antivibrator is as the braking point then.

Auxiliary bow can rotate almost 360 degree around second rotating shaft then.But because specific operation causes patient to rotate several times, brake unit is advantageously telescopic.

In addition, comfortable for patient, auxiliary bow is provided with at least one footrest (foot-rest), and described footrest is fixed on the seat.Like this, use the first actuator scalable along the position of second rotating shaft of the assembly that comprises seat and footrest.In addition, the angle of inclination of relative second rotating shaft of footrest also is adjustable.

Similarly, auxiliary bow has the chair back, and the described chair back is Height Adjustable along second rotating shaft, and or is fixed to footrest and seat assembly or for example passes through the independent scalable of second actuator.

Similarly, medical examination chair preferably includes headrest, and described headrest uses the 3rd actuator tiltable that for example control handle and calibration refer to or along the first and second rotating shaft displacement scalable.

In addition, because patient need be set up motion, medical examination chair is provided with at least one and is suitable for by the particularly sufficient restraint device that patient is remained to medical examination chair of head, trunk, pelvis and lower limb.

By example, these restraint devices comprise adjustable armrest, shoulder, headband, bar, handle and harness (harness).

In computerized variable, medical examination chair is provided with at least two position sensors and at least two motion sensors, every type pick off is positioned on main bow and the auxiliary bow, for example, pick off is connected to control and management part, described control and management part control medical examination chair, described is provided with display screen.

Whether position sensor is used for checking has suitably carried out the heart.Motion sensor is used for measured angular speed and acceleration, equally also realizes total angular displacement.

Operation can be fully be assisted by control and management part then, and when medical examination chair was motor-driven, described control and management part were controlled first and second motors, particularly based on information that pick off provided.In addition, if medical examination chair is provided with first and second brakes, these brakes can be controlled by control and management part.

Like this, the medical practitioner can use the present invention to come removing patient and stop suddenly for the dizzy purpose of treatment position give with motion.In order to limit amount of space occupied in the medical practitioner office, the function of other off-the-shelf items that medical examination chair of the present invention also can actuating equipment.

Like this, it comprises being respectively applied for and prevents that in a plurality of positions main bow relative fixed post from moving and preventing first and second locking devices that auxiliary bow moves relative to main bow.

In addition, medical examination chair is included in the eyes of inspection patient under the infrared ray to show the video nystagmus instrument (videonystagmoscope) of the reflection displacement of eyes on screen, the reflection displacement of described eyes is called " nystagmus " by those of ordinary skill, this took place between the various moving periods of health.Alternatively, this camera system can with or be connected to control and management part without line (for example using high-frequency transmission), offer then and be used to analyze nystagmic device.

Description of drawings

The present invention becomes from the following description relevant with preferred embodiment obviously with its advantage, and attribute without limits, and describes with reference to accompanying drawing, wherein:

Fig. 1 is the side view of inspection chair of the present invention;

Fig. 2 is the view that shows the second mechanical abutment from the bottom; With

Fig. 3,4 and 5 is views that the operator scheme of chair is checked in explanation.

For in them each, the element that appears in a plurality of different accompanying drawings is given and identical reference marker.

The specific embodiment

Fig. 1 is the side view of medical examination chair F of the present invention.

Make as a whole medical examination chair F and be fixed to fixed leg 3 by trunnion axis 1.This fixed leg 3 is positioned in to have a rest and places on the ground seat 4, and described seat 4 weight are heavier, thus no matter performed motion and patient's weight and prevent arbitrarily toppling over of medical examination chair F.

Nature can be predicted any other system that is used for fixing described fixed leg, for example the wall installed part.

Main bow 5 also can be carried out around the first rotating shaft X to trunnion axis 1 by the center fixed of its lobe and rotatablely move.

The upright position of main bow 5 is scalable alternatively, thereby at first optimization to the heart.Fixed leg 3 can be telescopic.Similarly, main bow 5 and/or fixed leg 3 can comprise the regulating system that tooth bar and slip bocks system or any other are equal to.

Auxiliary bow 6 is slightly less than main bow 5 and is contained within it, and is fixed to be arranged on and goes up axle 2a and lower shaft 2b on the second rotating shaft Y that the first and second end EX1, EX2 with main bow intersect.Like this, last axle 2a and lower shaft 2b are respectively applied for the 3rd end EX3 that the first end EX1 is connected to auxiliary bow, the second end EX2 are fixed to the 4th end EX4 of auxiliary bow.

As a result, auxiliary bow 6 can be carried out around the second rotating shaft Y and rotatablely move.

Medical examination chair F comprises the framework 20 that is placed on two bar T that are fixed to auxiliary bow 6, and carries at least one footrest 9 and seat 10.Rest in first actuator 21 on the 4th end EX4 can offer one's seat 10 and the position of footrest 9 along the second rotating shaft Y scalable.

Similarly, auxiliary bow 6 comprises the chair back 8.The position of the chair back can work as the chair back 8 when being fixed to framework 20 under from the driving of first actuator or when the described back of the body is independent of framework 20, use electronic second actuator alternatively displacement along the second rotating shaft Y, slide along bar T scalable.

In addition, the tilt adjustable of footrest 9 relative second rotating shaft Y joint.As a result, footrest has a plurality of hole O1, refers to that D1 is engaged among one of hole O1, thereby stops footrest 9 in accurate position.

Medical examination chair F also is provided with headrest 7, its angle of inclination and along the position-adjustable of the first and second rotating shaft X, Y.For this purpose, the 3rd actuator 22 that is fixed to framework 20 helps to regulate along the second rotating shaft Y position of headrest 7.Similarly, calibration refers to that (indexing finger) D2 along the position that the first rotating shaft X regulates headrest 7, takes turns M1 regulates headrest by traditional device angle of inclination.

As a result, footrest 9, seat 10, backrest 8 and rest the head on and 7 all provide adjusting to a certain degree, described adjusting is for enough with the coupling of they and each patient's size and human body.

In addition, because patient is set up motion, patient need be by particularly including handrail 31, shoulder 32, band margin band 33, extendable handle 34, harness be used to keep the band (not shown in Figure 1) of lower limb to be fixed to medical examination chair F.

Handrail 31 and shoulder 32 can be suitable for patient's human body (anatomy), because use the driving of the conventional apparatus of the first and second handle M2 and M3 operation respectively, they do not need laterally to move.

Similarly, the conventional apparatus scalable is used along the first rotating shaft X in the position of headband 33.

In addition, can be used as traditional chair, can prevent that any rotatablely moving of main bow 5 and/or auxiliary bow 6 from being very important in order to guarantee medical examination chair F.

Like this, medical examination chair is respectively equipped with first and

second locking devices

50,60 that are used for main bow 5 and auxiliary bow 6.

By example, first locking device 50 is provided with plate 51, and described plate 51 has the hole under the second end EX2 that is placed in main bow 5.Then, in the hole of inserting plate 51, the main bow 5 of finger 52 lockings of motion is set by handle 53.

Second locking device 60 is made of the finger 61 of the 3rd end EX3 that for example is fixed to auxiliary bow 6, and described finger 61 is in the first end EX1 of main bow in the manual patchhole 62.Advantageously, thus the first end EX1 has a plurality of holes 62 allows auxiliary bow 6 to be locked in a plurality of positions.In addition, second locking device 60 is repeated, and also is installed in the second and the 4th end EX2 and EX4.

For example by using handle, perhaps pass through to use the first and second motor (not shown), the medical practitioner can cause main bow 5 and assist bow 6 manual respectively around the first and second rotating shaft X, Y rotation.In order to brake medical examination chair F suddenly when rotatablely moving end, described medical examination chair F comprises brake unit.

In first embodiment (not shown in Fig. 1), brake unit comprises having allows first and second motors of its gear ratio that reduces gradually that stops immediately.

(not shown in Fig. 1) in a second embodiment, brake unit comprises hydraulic pressure or dynamo-electric brake, it makes level, go up and/or

lower shaft

1,2a and/or 2b stop suddenly, make like this winner bend 5 and/or any rotatablely moving of auxiliary bow 6 be stopped.

With reference to Fig. 1, in the 3rd embodiment, brake unit comprises the first and second mechanical abutment B1, B2 respectively, is used to prevent main bow 5, the motion when rotatablely moving end of auxiliary bow 6.

The first mechanical abutment B1 is positioned at least one cross side of post 3, and preferably on two cross sides.It is provided with antivibrator B1 ' and ring B1 ".Be placed on the main bow 5 and be provided with band tooth plate B10 " and the capturing means B10 of keep plate B10 ' cooperate with the first abutment B1 to brake the master suddenly when finishing and bend rotatablely moving rapidly.As a result, keep plate B10 ' stops suddenly by antivibrator B1 ', encircles B1 then " by band tooth plate B10 " tooth catch.The rapid motion of main bow 5 stops suddenly then, produces stronger deceleration thus.

From the layout shown in Figure 1 of the first mechanical abutment, main bow can be carried out around first rotating shaft and rotatablely move by 180 degree amplitudes, is that relative vertical line is spent+90 degree from-90 more exactly.But,, just can predict other amplitudes by differently settling mechanical abutment B1.

The second mechanical abutment B2 is positioned in the first end EX1 place of main bow 5.It comprises at least one antivibrator B21 and at least one hook B22.When the rapid circular movement around the auxiliary bow 6 of the second rotating shaft Y finishes, comprise that the brake unit that is placed in the plate B23 on the 3rd end EX3 cooperates with the second abutment B2.Plate B23 stops by being caught by hook B22 by antivibrator B22 braking and in this position like this.

Fig. 2 is the view under the first and the 3rd end, has shown the second mechanical abutment especially.Because auxiliary bow 6 can clockwise and rotate counterclockwise, the second mechanical abutment has two antivibrator B21 and two hook B22.

Fig. 2 has also shown allows auxiliary bow 6 can lock finger on the throne 61 and hole 62.

Fig. 3,4,5 has shown how patient is moved in three vertical planes.

With reference to Fig. 3, auxiliary bow 6 is maintained fixed, and the back of the body of patient P points to trunnion axis 1 like this.By rotating main bow around axle X, patient's integral body laterally moves to an other side from a side.Arrow F1 be applied to patient from patient's a left side towards moving right.

With reference to Fig. 4, auxiliary bow 6 rotates by 90 degree, is locked in then in this position.Bend by rotating the master, after patient is moved to whole the past around an X.

With reference to Fig. 5, main bow 5 is locked in the upright position.By allowing auxiliary bow rotate around axle Y, the whole trunk and the axle of head and being moved around patient of patient.

By carrying out above-mentioned motion and brake them suddenly with the help of brake unit immediately, the medical practitioner is can treatment position dizzy.

When the dizzy of certain type appears in patient, check that like this chair F is particularly suitable for carrying out specific diagnosis and treatment operation, make patient's integral body in three vertical planes, be moved, reduce the medical practitioner like this and transmit muscle power and also increased the comfortable of relevant patient.Medical examination chair is that any qualified medical practitioner of otolaryngology or physiotherapy uses by specialty mainly.But its any qualified medical practitioner that also can be sought to handle the dizzy pathology of the type uses.

Nature, the present invention can implement with variety of way very widely.Be appreciated that it is unthinkable that all possible enforcement is discerned in limit.Under the situation that does not exceed scope of the present invention, described any device nature can be replaced with being equal to means.

Claims

1. a medical examination chair (F), be used to allow patient sit down and in three vertical substantially planes on bigger amplitude removing patient, described medical examination chair (F) comprising: main bow (5), described main bow (5) is connected to fixed leg (3) by trunnion axis (1), described trunnion axis (1) forms first rotation axis (X), be substantially perpendicular to first end and the second end (EX1 of second rotation axis (Y) of first axle (X) by main bow (5), EX2), described medical examination chair (F) is characterised in that, it comprises being provided with chair (10) and being placed in leads the auxiliary bow (6) that bends within (5), pass through last axle (2a) and lower shaft (2b) respectively with the 3rd end and the 4th end (EX3, EX4) be connected to described first end and the second end (EX1, EX2), described main bow and auxiliary bow (5,6) are suitable for respectively that (X Y) carries out and rotatablely moves around first and second rotating shafts, described medical examination chair (F) also comprises brake unit, and described brake unit is used for stopping suddenly described rotatablely moving.

2. medical examination chair according to claim 1 is characterized in that, described medical examination chair comprises and is used for described main bow (5) is provided with around first motor of described first rotating shaft (X) rotation.

3. according to the described medical examination chair of aforementioned arbitrary claim, it is characterized in that described medical examination chair comprises second motor that described auxiliary bow (6) setting is centered on described second rotating shaft (Y) rotation.

4. medical examination chair according to claim 2 is characterized in that, described brake unit comprises described first motor, and described first motor allows described main bow (5) brake suddenly.

5. medical examination chair according to claim 3 is characterized in that, described brake unit comprises allows described auxiliary bow (6) arresting described second motor suddenly.

6. according to the arbitrary described medical examination chair of aforementioned claim 1-3, it is characterized in that described brake unit comprises first brake that is used to brake main bow (5).

7. according to the arbitrary described medical examination chair of aforementioned claim 1-3, it is characterized in that described brake unit comprises second brake that is used to brake auxiliary bow (6).

8. according to the arbitrary described medical examination chair of aforementioned claim 1-3, it is characterized in that described brake unit comprises that being used for described relatively fixed leg (3) brakes the described main at least the first mechanical abutment (B1) that bends (5) suddenly.

9. medical examination chair according to claim 8, it is characterized in that, be placed on the described first mechanical abutment (B1) on the cross side of described fixed leg (3) and be provided with ring (B1 ") and antivibrator (B1 '), described ring (B1 ") is cooperated with the tooth of acquisition equipment (B10) on being placed in main bow (5).

10. according to the arbitrary described medical examination chair of aforementioned claim 1-3, it is characterized in that described brake unit comprises that being used for described relatively master bends the second mechanical abutment (B2) that (5) brake described auxiliary bow (6) suddenly.

11. medical examination chair according to claim 10, it is characterized in that, the described second mechanical abutment (B2) is provided with at least one hook (B22) and at least one is placed in the antivibrator of leading on first end (EX1) that bends (5) (B21), and described hook (B22) is cooperated with the brake unit (B23) on the 3rd end (EX3) that is arranged on auxiliary bow (6).

12. medical examination chair according to claim 11 is characterized in that, (B23) is scalable for described brake unit.

13., it is characterized in that described seat (10) is along the position-adjustable of described second rotating shaft (Y) according to the described medical examination chair of aforementioned arbitrary claim.

14., it is characterized in that described medical examination chair comprises along described second rotating shaft (Y) adjustable the back of the body of displacement (8) according to the described medical examination chair of aforementioned arbitrary claim.

15., it is characterized in that described medical examination chair comprises that displacement is along adjustable at least one footrest of described second rotating shaft (Y) (9) according to the described medical examination chair of aforementioned arbitrary claim.

16. medical examination chair according to claim 15 is characterized in that, described footrest (9) is with respect to the tilt adjustable joint of second rotating shaft (Y).

17., it is characterized in that described medical examination chair comprises along (X, Y) the displacement tiltable of described first and second rotating shafts and adjustable headrest (7) according to the described medical examination chair of aforementioned arbitrary claim.

18., it is characterized in that described medical examination chair comprises patient's restraint device (31,32,33,34) according to the described medical examination chair of aforementioned arbitrary claim.

19., it is characterized in that described medical examination chair comprises first locking device (50) that is used for relative fixed post (3) the main bow of locking (5) according to the described medical examination chair of aforementioned arbitrary claim.

20., it is characterized in that described medical examination chair comprises and is used for auxiliary bow (6) is led second locking device (60) that bow (5) is locked in a plurality of positions relatively according to the described medical examination chair of aforementioned arbitrary claim.

21., it is characterized in that described medical examination chair comprises at least two position sensors according to the described medical examination chair of aforementioned arbitrary claim.

22., it is characterized in that described medical examination chair comprises at least two motion sensors according to the described medical examination chair of aforementioned arbitrary claim.

23., it is characterized in that described medical examination chair comprises video nystagmus instrument system according to the described medical examination chair of aforementioned arbitrary claim.

24., it is characterized in that described medical examination chair comprises control and management part according to the described medical examination chair of aforementioned arbitrary claim.

25., it is characterized in that described main bow (5) is connected to described trunnion axis (1) by the centre of its lobe according to the described medical examination chair of aforementioned arbitrary claim.

26. according to the use of the arbitrary described medical examination chair of claim 1-25 (F), it is dizzy to be used for the treatment of the position.