CN209916548U - Multifunctional thoracic cavity puncture chair - Google Patents

Abstract

The utility model relates to a multi-functional thorax puncture chair, including the chair body, the chair body includes the back of the chair and seat, and the back of the chair is fixed in the seat rear end, and the seat bottom is installed and is supported it in subaerial base, and folding being provided with on the seat can follow the bed board that the extension of seat front end expanded, is equipped with the supporting legs of taking the truckle on the bed board, the back of the chair articulates can overturn to the level towards the seat rear on the seat, be equipped with the gyro wheel on the base. Can be unfolded into a bed, is convenient for dealing with the emergency reaction of the patient and is convenient for the patient to transfer.

Description

Multifunctional thoracic cavity puncture chair

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a thoracentesis chair used when the thoracentesis is carried out on a patient.

Background

Thoracentesis refers to the operation of puncturing the skin, intercostal tissues, parietal pleura into the pleural cavity with a sterile needle. In the clinical work of the pneumology department, thoracentesis is a common and convenient and simple diagnosis and treatment method. If the thoracocentesis needle is applied to clinical pleural effusion diseases, a large amount of pleural effusion can cause dyspnea, the quality of life is affected and even death is caused by asphyxia, and thoracocentesis is an effective mode for solving dyspnea caused by pleural effusion.

The existing thoracentesis adopts a common wooden chair for a patient to use, the posture of the patient is straddled on the chair facing to the chair back in the thoracentesis process, the patient takes two hands on the chair back, the forehead bends over the forearm and backs on to the operator, so that the intercostal gap is widened. Adopt traditional wooden chair can't satisfy actual clinical use demand, if there is patient's travelling comfort, operator's operation in-process convenience and the emergent demand that there is complication during, in actual operation, especially the patient of younger age, chest puncture in-process arouses complication-pleura reaction easily, a series of reactions such as dizziness, chest distress, pale complexion, sweat, faint even, need medical personnel to nurse and intervene, under the condition of adopting traditional wooden chair at present, pleural reaction appears, medical personnel adopt to flat the patient on the ground, carry out corresponding nursing measure, the patient need shift the treatment when necessary. The operation has the problems of unclean sanitation, poor comfort of patients and the like, and has the defects of inconvenient operation of medical personnel, inconvenient transfer of patients and the like.

Disclosure of Invention

The utility model discloses the invention purpose: in order to overcome the defects in the prior art, the utility model provides a multifunctional thoracentesis chair which can be unfolded into bed, is convenient for dealing with the emergency reaction of the patient and the transfer of the patient.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a multi-functional thorax puncture chair, includes the chair body, the chair body includes the back of the chair and seat, and the back of the chair is fixed in the seat rear end, and the seat bottom is installed and is supported its subaerial base, its characterized in that: the folding bed board that can extend along the seat front end and expand that is provided with on the seat, be equipped with the supporting legs of taking the truckle on the bed board, the back of the chair articulates on the seat and can overturn to the level towards the seat rear, be equipped with the gyro wheel on the base.

By adopting the technical scheme, when in puncture use, the bed board is folded for storage, and a patient lies on the chair back facing to the chair back, so that intercostal gaps are widened, the operation is fully shown, the thoracocentesis operation of an operator is facilitated, when pleural reaction occurs, the bed board can be unfolded along the front end of the seat board, the supporting legs are supported on the ground, the patient lies on the bed board, and then the chair back is turned to the horizontal position for supporting the legs of the patient; the puncture chair is converted into a bed for a patient to lie down, so that the comfort of the patient is improved, and meanwhile, the puncture chair is a movable 'bed' due to the rollers of the base and the casters of the supporting legs, so that the patient can be conveniently transferred for treatment; the functions of the puncture chair and the bed are integrated, the use is more convenient, and the occupied space is reduced.

Preferably, the bed board is with the collapsible setting in seat top of gliding mode, be equipped with the slip track on the seat, this slip track includes horizontal track section, and horizontal track section one end extends to the seat front end, and the one end that the horizontal track section corresponds the seat front end is in the same direction as connecing the vertical track section of downwardly extending, bed board sliding fit is on the slip track, and the bed board can rise to the seat top and fold in the seat top along horizontal track section and slide along vertical track section, and the bed board can descend to and the smooth transitional coupling of seat along vertical track section. Under this structural design, the bed board adopts the slip to fold in the seat top to and slide to the smooth-going transition with the seat, when the puncture operation, the bed board level is folded in the seat top, can not be higher than the seat too much, can not have the problem that causes the sheltering from to patient's back, and the medical personnel's of being convenient for puncture operation, when expanding, the bed board descends along vertical track section and realizes smooth-going transition with the seat, makes comfortable when patient's tie lies.

Preferably, the back of the chair one end of orientation of bed board can be overturned and be provided with the waist and hold in the palm, the waist holds in the palm and has the upset to vertical waist support and protect the position to and the transition junction position that flushes with the bed board, the front end of seat has the waist that supplies the bed board to hold in the palm the position and correspond, supply the waist to hold in the palm the upset to put into and hold in the palm the chamber of stepping down along horizontal track section sliding position lockable setting on the seat board with the waist support when the sliding track sliding is moved to the open position. Under the structural design, the waist support is arranged on the bed plate, when in puncture operation, the waist support is turned to a longitudinal position to support and position the waist of a patient, so that the comfort of the patient is improved, and the position of the bed plate is adjusted by sliding the bed plate, so that the position of the waist support can be adjusted to better adapt to different patients; when the bed is used as a bed, the bed board is unfolded, and the waist support can be overturned and placed into the waist support yielding cavity of the seat board, so that the bed surface is flat.

Preferably, the sliding track includes the inner rail and arranges the outer rail in the inner rail outside in, and the track groove diameter of outer rail is less than the track groove diameter of inner rail, the slider of sliding fit in inner rail, outer rail respectively is arranged along bed board slip direction on the bed board. Under this structural design, the slide rail adopts the design of inside and outside rail, arranges along the slip direction of bed board with inside and outside rail complex slip for the bed board is the horizontality all the time when installing on the seat and slide, makes the folding of bed board, expand the operation more convenient.

Preferably, the back of the bed board is provided with a supporting leg accommodating groove, the supporting legs are arranged on the bed board in a foldable mode, and the supporting legs are arranged in the supporting leg accommodating groove in a foldable mode. Under this structural design, the supporting legs are folded in the supporting legs storage tank at the bed board back for the supporting legs do not slide to the bed board and fold in the seat top, make bed board and more compact structural design of seat.

Preferably, the bed board includes the bed board main part of sliding fit on the seat and articulates the head and shoulder backup pad on the bed board main part, and the head and shoulder backup pad can overturn to with the smooth transition of bed board main part and overturn to longitudinal position and accomodate. Under this structural design, divide into main part and head and shoulder backup pad two parts with the bed board, the structure and the size design of being convenient for the structure is more compact.

Preferably, be equipped with the spring locating pin on the articulated arm of head shoulder backup pad, be equipped with in the bed board main part and correspond complex location pit with the spring locating pin, the spring locating pin card is gone into the location pit and is constituted head shoulder backup pad and expand the position location when head shoulder backup pad upset to expansion position, the top of supporting legs is equipped with the locating plate along with the supporting legs upset, and the locating plate has and is fore-and-aft primary importance when folding in the supporting legs storage tank along with the supporting legs to and be horizontally secondary place when expanding along with the supporting legs, the locating plate is located when the secondary place head shoulder backup pad upset is expanded and is supported on the locating plate, the locating plate be located when the primary importance with head shoulder backup pad spacing cooperation. Under this structural design, the head and shoulder backup pad realizes the advance location of upset expansion position through the positioning pit cooperation on spring locating pin and the bed board, and spring locating pin and positioning pit cooperation as long as exert certain upset drive power to the head and shoulder backup pad and can throw off, make things convenient for the upset operation of head and shoulder backup pad, and when the upset of head and shoulder backup pad is expanded, the supporting legs expandes to be supported in subaerial, the head and shoulder backup pad supports on the locating plate, realize the good support of head and shoulder backup pad, the locating plate realizes spacing to head and shoulder backup pad upset folding position simultaneously, compact structure's advantage has.

Preferably, the back of the chair sets up the base on the seat and locates the back of the chair main part on the base including the upset, be equipped with elevating system on the base, the back of the chair main part sets up in the base through the elevating system liftable, back of the chair main part top backward extension has the arm backup pad, and the support of arm backup pad is personally submitted the concave of being less than back of the chair main part top surface and is located back of the chair top, back of the chair main part top is equipped with the jaw and holds in the palm, and the jaw holds. Under this structural design, the back of the chair liftable sets up, and different crowds of adaptation that can be better use, improve patient's travelling comfort, back of the chair main part upper arm backup pad and jaw support protect patient's arm and chin support when the patient lies prone on the back of the chair in addition, improve patient's travelling comfort, and the handle backup pad is concave to be established and is less than the jaw and holds in the palm for patient's travelling comfort is better.

Preferably, the base comprises a base body with rollers, a controllable lifting cylinder with a controllable cylinder arm extension length is arranged on the base body, the seat plate is fixedly mounted on the cylinder arm of the controllable lifting cylinder, a first damping rubber pad is arranged at the top of the cylinder arm of the controllable lifting cylinder, a second rubber damping pad matched with the first rubber damping pad is arranged at the top of the cylinder body of the controllable lifting cylinder, and the first damping rubber pad is abutted to the second rubber damping pad for abutting fit when the cylinder arm of the controllable lifting cylinder is lowered to the lowest position. Under the structural design, the base is provided with the controllable lifting cylinder for installing the seat plate, so that the height of the seat plate can be adjusted and controlled, the sitting posture of a patient can be conveniently adjusted, the comfort of the patient is provided, and meanwhile, the patient is adjusted to be at a proper sitting height, so that the puncture operation of medical personnel is facilitated; when the puncture chair is used as a 'bed', the seat plate can be lowered to the lowest position, and the first damping rubber pad is abutted against the second rubber damping pad to be in interference fit with the second rubber damping pad so as to prevent the seat plate from rotating relative to the base.

Preferably, a transfusion bottle rack is arranged on the bed board and comprises a telescopic rod arranged on the bed board, and a hook is arranged at the top of the telescopic rod. Under this structural design, the transfusion bottle frame is convenient to patient's emergent infusion operation, and the scalable setting of transfusion bottle frame is convenient for accomodate, and the transfusion bottle erects on the bed board, and the bed board is fold condition at the puncture operation in-process, can not cause the position to the puncture operation to interfere, makes things convenient for the use of puncture chair.

The present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the multifunctional thoracentesis chair in a folded state according to the embodiment of the present invention;

FIG. 2 is a schematic structural view of the multifunctional thoracentesis chair according to the embodiment of the present invention in an unfolded state;

FIG. 3 is an exploded view of the main body of the bed board and the seat board according to the embodiment of the present invention;

fig. 4 is a schematic structural view of the bed board in a folded state according to the embodiment of the present invention;

fig. 5 is a schematic structural view of the bed board of the embodiment of the present invention in an unfolded state.

Detailed Description

Referring to the drawings 1-5, the utility model discloses a multifunctional thoracentesis chair, including the chair body, the chair body includes back of the chair 1 and seat 2, and back of the chair 1 is fixed in 2 rear ends of seat, and 2 bottoms of seat are installed and are supported it in subaerial base 3, seat 2 on fold be provided with can follow 2 front ends of seat extension bed boards 4 that expand, be equipped with the supporting legs 5 of taking the truckle 51 on the bed board 4, back of the chair 1 articulates on seat 2 can turn over to the level towards 2 backs of seat, be equipped with gyro wheel 31 on the base 3. When the patient wears the thoracocentesis instrument, the bed board is folded for storage, the patient lies on the chair back facing to the chair back, the intercostal gap is widened, the thoracocentesis instrument is fully displayed, the thoracocentesis operation of an operator is facilitated, the bed board can be unfolded along the front end of the seat board when pleural reaction occurs, the supporting legs are supported on the ground, the patient lies on the bed board, and then the chair back is turned to the horizontal position for supporting the legs of the patient; the puncture chair is converted into a bed for a patient to lie down, so that the comfort of the patient is improved, and meanwhile, the puncture chair is a movable 'bed' due to the rollers of the base and the casters of the supporting legs, so that the patient can be conveniently transferred for treatment; the functions of the puncture chair and the bed are integrated, the use is more convenient, and the occupied space is reduced.

Wherein the folding of bed board 4 is accomodate and to be adopted articulated setting, nevertheless articulated design because puncture chair design space is limited and the articulated defect such as inconvenient of back operation of bed board, so the utility model discloses a following structural design:

bed board 4 is with the collapsible setting in 2 tops of gliding mode, be equipped with slip track 6 on the seat 2, this slip track 6 includes horizontal track section 61, and horizontal track section 61 one end extends to 2 front ends of seat, and horizontal track section 61 corresponds the one end of 2 front ends of seat and connects vertical track section 62 of downwardly extending in the same direction as, 4 sliding fit of bed board is on slip track 6, and bed board 4 can rise to 2 tops of seat and slide in 2 tops of seat along horizontal track section 61 along vertical track section 62, and bed board 4 can descend to and the smooth transitional coupling of seat 2 along vertical track section 62. The bed board adopts the slip to fold in the seat top to and slide to the smooth-going transition with the seat, and when the puncture operation, the bed board level is folded in the seat top, can not be higher than the seat too much, can not have the problem that causes the sheltering from to patient's back, and the medical personnel's of being convenient for puncture operation, when expanding, the bed board descends along vertical track section and realizes smooth-going transition with the seat for it is comfortable when lying to make the patient.

Bed board 4 can overturn towards 1 one end of the back of the chair and be provided with waist support 7, waist support 7 has the upset to vertical waist support and protects the position to and the transition junction position that flushes with bed board 4, the front end of seat 2 has the waist that supplies bed board 4 to support 7 positions to correspond, supply the waist that 7 upsets of waist support were put into and hold in the palm the chamber 21 of stepping down with waist when sliding to the exhibition position along slip track 6, and bed board 4 sets up on seat 2 along horizontal track section 61 sliding position lockable. The waist support is arranged on the bed plate, when in puncture operation, the waist support is turned to the longitudinal position to support and position the waist of a patient, so that the comfort of the patient is improved, the position of the bed plate is adjusted by sliding the bed plate, so that the position of the adjustable waist support is reached to better adapt to different patients for use, the sliding position of the bed plate can be locked and unlocked by screwing the bolt 43 with hands, and certainly, other locking devices in the prior art can be adopted for achieving the purpose; when the bed is used as a bed, the bed board is unfolded, and the waist support can be overturned and placed into the waist support yielding cavity of the seat board, so that the bed surface is flat.

The sliding rail 6 comprises an inner rail 6-1 and an outer rail 6-2 arranged on the outer side of the inner rail 6-1, the diameter of a rail groove of the outer rail 6-2 is smaller than that of the rail groove of the inner rail 6-1, and sliding blocks 41 which are respectively in sliding fit with the inner rail 6-1 and the outer rail 6-2 are distributed on the bed plate 4 along the sliding direction of the bed plate 4. The sliding track adopts the design of inner and outer rails, and is arranged along the sliding direction of the bed board in cooperation with the sliding of the inner and outer rails, so that the bed board is always in a horizontal state when being installed on the seat board to slide, and the folding and unfolding operation of the bed board is more convenient.

For further convenient storage, the back of the bed plate 4 is provided with a supporting leg accommodating groove 42, the supporting leg 5 is arranged on the bed plate 4 in a foldable manner, wherein a folding mechanism 5-1 of the supporting leg 5 is a conventional component in the mechanical field and can be purchased directly, so the detailed structure is not repeated, and the supporting leg 5 is arranged in the supporting leg accommodating groove 42 in a foldable manner. The supporting legs are folded in the supporting leg accommodating grooves in the back face of the bed plate, so that the supporting legs do not slide and are folded above the seat plate relative to the bed plate, and the bed plate and the seat plate are designed to be more compact.

When in design, the size of the bed board 4 is too long, which easily results in a non-compact structure, therefore, the bed board 4 comprises a bed board main body 4-1 which is in sliding fit on the seat board 2 and a head and shoulder support board 4-2 which is hinged on the bed board main body 4-1, and the head and shoulder support board 4-2 can be overturned to be smoothly transited with the bed board main body 4-1 and overturned to a longitudinal position for storage. Divide into main part and head and shoulder backup pad two parts with the bed board, the structure and the size design of being convenient for the structure is more compact. The side of the bed board main body can also be provided with a guardrail in an overturning way.

And the articulated arm of the head-shoulder supporting plate 4-2 is provided with a spring positioning pin which is a conventional component in the field and comprises a spring and a pin shaft, the pin shaft can elastically extend and retract by the spring jacking, the bed board main body 4-1 is provided with a positioning pit 4-11 correspondingly matched with the spring positioning pin, the spring positioning pin is clamped into the positioning pit 4-11 to form the positioning of the unfolding position of the head-shoulder supporting plate 4-2 when the head-shoulder supporting plate 4-2 is overturned to the unfolding position, the top of the supporting leg 5 is provided with a positioning plate 52 overturned along with the supporting leg 5, the positioning plate 52 is provided with a first position which is longitudinal when the supporting leg 5 is folded in the supporting leg accommodating groove 42 and a second position which is horizontal when the supporting leg 5 is unfolded, and the head-shoulder supporting plate 4-2 is overturned and unfolded and supported on, when the positioning plate 52 is located at the first position, the positioning plate is in limit fit with the head-shoulder supporting plate 4-2. The head and shoulder backup pad realizes the advance location of upset expansion position through the cooperation of the positioning pit on spring locating pin and the bed board, and spring locating pin and positioning pit cooperation as long as exert certain upset drive power to the head and shoulder backup pad and can throw off, make things convenient for the upset operation of head and shoulder backup pad, and when the upset of head and shoulder backup pad was expanded, the supporting legs expanded and is supported on subaerial, the head and shoulder backup pad supports on the locating plate, realize the good support of head and shoulder backup pad, the locating plate realizes spacing to head and shoulder backup pad upset folding position simultaneously, compact structure's advantage has. The positioning plates 52 on the supporting legs 5 at the two sides of the bed board main body 4-1 are connected through the connecting plate 53, so that the two supporting legs can be turned over simultaneously, and the connecting plate can reinforce the positioning plates and improve the strength.

To further improve patient comfort; the chair back 1 comprises a base 11 arranged on the seat plate 2 in a turning way and a chair back main body 12 arranged on the base 11, the turning device arranged on the seat plate 2 in the turning way of the base 11 is a conventional technical means in the mechanical field, the invention does not make corresponding technical innovation on the specific structure, so that a person skilled in the art can easily obtain and select the corresponding turning device according to the prior art, the innovation points of the invention are better explained, and the specific structure of the turning device is not described again, the base 11 is provided with a lifting mechanism, the chair back main body 12 is arranged on the base 11 in a lifting way through the lifting mechanism, an arm supporting plate 13 extends backwards from the top of the chair back main body 12, the supporting surface of the arm supporting plate 13 is concavely arranged at the top of the chair back 1 and is lower than the top surface of the chair back main body 12, the top of the chair back main body 12 is provided with a jaw support 14, and the jaw support 14 is higher than the arm support plate 13. The back of the chair liftable sets up, and different crowds of adaptation that can be better use, improve patient's travelling comfort, back of the chair main part upper arm backup pad and jaw support protect patient's arm and chin support when the patient lies prone on the back of the chair in addition, improve patient's travelling comfort, and the handle backup pad is concave to be established and is less than the jaw support for patient's travelling comfort is better. Wherein the lifting mechanism can be a screw nut mechanism or a gear rack mechanism or an air cylinder and the like. The two lateral side surfaces at the rear part of the seat plate 2 are inclined surfaces 20 which form the rear part of the seat plate 2 and are narrowed at the middle parts of the two sides, so that the comfort of a patient is improved.

The base 3 comprises a base main body 3-1 with rollers 31, a controllable lifting cylinder 3-2 with a controllable extending length of a cylinder arm 3-21 is arranged on the base main body 3-1, the seat plate 2 is fixedly arranged on the cylinder arm 3-21 of the controllable lifting cylinder 3-2, a first damping rubber pad is arranged at the top of the cylinder arm of the controllable lifting cylinder 3-2, a second rubber damping pad 3-22 matched with the first rubber damping pad is arranged at the top of the cylinder body of the controllable lifting cylinder 3-2, and the first damping rubber pad is abutted to the second rubber damping pad 3-22 to be abutted and matched when the cylinder arm of the controllable lifting cylinder 3-2 is lowered to the lowest position. The base is provided with the controllable lifting cylinder for installing the seat plate, so that the height of the seat plate can be adjusted and controlled, the sitting posture of a patient can be conveniently adjusted, the comfort of the patient is provided, meanwhile, the patient is adjusted to be at a proper sitting height, and the puncture operation of medical staff is facilitated; when the puncture chair is used as a 'bed', the seat plate can be lowered to the lowest position, and the first damping rubber pad is abutted against the second rubber damping pad to be in interference fit with the second rubber damping pad so as to prevent the seat plate from rotating relative to the base. The controllable lifting cylinder is an existing component, such as an accessory used on an existing lifting chair.

In addition, the emergency of the patient is convenient for medical staff to deal with; the infusion bottle rack 8 is arranged on the bed board 4, the infusion bottle rack 8 is arranged on the bed board main body 4-1, the infusion bottle rack 8 comprises a telescopic rod 81 arranged on the bed board, and a hook 82 is arranged at the top of the telescopic rod. The transfusion bottle frame is convenient for emergency transfusion operation of patients, the transfusion bottle frame is telescopic and convenient to store, the transfusion bottle frame is arranged on the bed plate, the bed plate is in a folded state in the puncture operation process, position interference cannot be caused to the puncture operation, and the puncture chair is convenient to use. An oxygen bottle rack 9 for placing an oxygen supply device is arranged on the base 3. The turning device for turning the corresponding component in the invention is a conventional technical means in the mechanical field, and the invention does not make corresponding technical innovation on the specific structure, so that a person skilled in the art can easily obtain and select the corresponding turning device according to the prior art, and the specific structure of the turning device is not described in detail for better describing the innovation point of the invention.

Claims (10)

1. The utility model provides a multi-functional thorax puncture chair, includes the chair body, the chair body includes the back of the chair and seat, and the back of the chair is fixed in the seat rear end, and the seat bottom is installed and is supported its subaerial base, its characterized in that: the folding bed board that can extend along the seat front end and expand that is provided with on the seat, be equipped with the supporting legs of taking the truckle on the bed board, the back of the chair articulates on the seat and can overturn to the level towards the seat rear, be equipped with the gyro wheel on the base.

2. The multifunctional thoracentesis chair of claim 1, wherein: the bed board is with the collapsible setting in seat top of gliding mode, be equipped with the slip track on the seat, this slip track includes the horizontal track section, and horizontal track section one end extends to the seat front end, and the one end that the horizontal track section corresponds the seat front end is in the same direction as connecing downwardly extending's vertical track section, bed board sliding fit is on the slip track, and the bed board can rise to the seat top and fold in the seat top along the horizontal track section and slide along vertical track section, and the bed board can descend to and the smooth transition connection of seat along vertical track section.

3. The multifunctional thoracentesis chair of claim 2, wherein: the utility model discloses a bed board, back of the chair one end can be overturned towards and be provided with the waist and hold in the palm, the waist holds in the palm and has the upset to vertical waist support and protect the position to and the transition junction position that flushes with the bed board, the front end of seat has the waist that supplies the bed board to hold in the palm the position and correspond, supply the waist that the upset was put into to hold in the palm when the position was opened along the slip of slip track, and the bed board sets up on the seat along horizontal track section slip position lockable.

4. The multifunctional thoracentesis chair of claim 2, wherein: the sliding track comprises an inner track and an outer track arranged on the outer side of the inner track, the diameter of a track groove of the outer track is smaller than that of the track groove of the inner track, and sliding blocks which are respectively in sliding fit with the inner track and the outer track are arranged on the bed board along the sliding direction of the bed board.

5. The multifunctional thoracentesis chair of claim 2, wherein: the back of the bed board is provided with a supporting leg accommodating groove, the supporting legs can be arranged on the bed board in a foldable mode, and the supporting legs can be arranged in the supporting leg accommodating groove in a foldable mode.

6. The multifunctional thoracentesis chair of claim 5, wherein: the bed board includes that the bed board main part of sliding fit on the seat and articulate the head and shoulder backup pad in the bed board main part, and the head and shoulder backup pad can overturn to and the bed board main part smooth transition and overturn to longitudinal position and accomodate.

7. The multifunctional thoracentesis chair of claim 6 wherein: be equipped with the spring locating pin on the articulated arm of head shoulder backup pad, be equipped with in the bed board main part and correspond complex location pit with the spring locating pin, the spring locating pin card is gone into the location pit and is constituted head shoulder backup pad and expand the position location when head shoulder backup pad upset to expansion position, the top of supporting legs is equipped with the locating plate along with the supporting legs upset, and the locating plate has and is fore-and-aft primary importance when folding in the supporting legs storage tank along with the supporting legs to and be horizontally second place when expanding along with the supporting legs, when the locating plate is located the second place the upset of head shoulder backup pad is expanded and is supported on the locating plate, when the locating plate is located the primary importance with the spacing cooperation of.

8. The multifunctional thoracentesis chair of claim 2, wherein: the infusion bottle rack is arranged on the bed board and comprises a telescopic rod arranged on the bed board, and a hook is arranged at the top of the telescopic rod.

9. The multifunctional thoracentesis chair of claim 1, wherein: the back of the chair is including the back of the chair main part that the upset set up the base on the seat and located the base on, be equipped with elevating system on the base, the back of the chair main part sets up in the base through the elevating system liftable, back of the chair main part top backward extension has the arm backup pad, and the support of arm backup pad is personally submitted the concave chair back top of locating that is less than back of the chair main part top surface, back of the chair main part top is equipped with the jaw and holds in the palm, and the jaw holds.

10. The multifunctional thoracentesis chair of claim 1 or 9, wherein: the base comprises a base body with rollers, a controllable lifting cylinder with a controllable cylinder arm extending length is arranged on the base body, the seat plate is fixedly mounted on the cylinder arm of the controllable lifting cylinder, a first damping rubber pad is arranged at the top of the cylinder arm of the controllable lifting cylinder, a second rubber damping pad matched with the first rubber damping pad is arranged at the top of a cylinder body of the controllable lifting cylinder, and the first damping rubber pad is abutted to the second rubber damping pad to be abutted and matched when the cylinder arm of the controllable lifting cylinder is lowered to the lowest position.

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