CN110141446B

CN110141446B - Operating bed

Info

Publication number: CN110141446B
Application number: CN201910479764.6A
Authority: CN
Inventors: 李洲宁; 周莲清; 尹洁力; 王燕; 柳强; 吴静芬; 邓煜; 张丽; 李�诚; 颜运英; 彭政
Original assignee: Hunan Cancer Hospital
Current assignee: Hunan Cancer Hospital
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2024-05-03
Anticipated expiration: 2039-06-04
Also published as: CN110141446A

Abstract

The invention relates to the technical field of medical equipment, and discloses an operating table, which comprises: a bed body; at least two foot rest mechanisms, the foot rest mechanisms comprising: the connecting block is arranged at the bottom of the bed body; the fixing device is clamped on the connecting block; the first rotating device is connected with the fixer through a connecting rod; the second rotating device is connected with the first rotating device through a first telescopic device; the foot support pad is arranged on the second rotating device; the first air bag fixing sleeve is arranged on the foot support pad. The foot support mechanism of the operating table is provided with the first rotating device, the first telescopic device and the second rotating device, so that the length, the height and the angle of the foot support mechanism can be conveniently adjusted, the foot support mechanism can be stored below the table body, the physical strength and the time of medical staff are effectively saved, and the smooth operation is facilitated.

Description

Operating bed

Technical Field

The invention relates to the technical field of medical equipment, in particular to an operating table.

Background

The operating table is also called an operating table, can support a patient in the operation process, can adjust the whole position according to the operation requirement, provides a convenient operation environment for doctors, and belongs to basic equipment of the operating room. The foot bracket on the existing operating table consists of a foot rest fixer, a supporting rod and a foot rest cushion, wherein the adjustable checkpoints are arranged below the foot rest fixer, the supporting rod and the foot rest cushion, so that a proper body position is needed to be put, the satisfactory effect can be achieved only by repeated adjustment, the physical strength and time are consumed, and the progress of the whole operation is delayed. In addition, the existing foot bracket cannot be folded and stored, needs to be reinstalled every time, is detached after being used, and is placed in a storage cabinet, so that inconvenience is brought to medical staff and operation progress.

Disclosure of Invention

The invention aims to solve the problems that the foot rest of the prior operating table is inconvenient to adjust the position and inconvenient to store in the prior art, and provides the operating table, wherein the foot rest mechanism of the operating table is provided with a first rotating device, a first telescopic device and a second rotating device, so that the length, the height and the angle of the foot rest mechanism can be conveniently adjusted, and the foot rest mechanism can be stored under a table body, thereby effectively saving the physical strength and the time of medical staff and being beneficial to the smooth operation.

In order to achieve the above object, embodiments of the present invention provide an operating table including:

A bed body;

at least two foot rest mechanisms, the foot rest mechanisms comprising:

the connecting block is arranged at the bottom of the bed body;

The fixing device is clamped on the connecting block;

The first rotating device is connected with the fixer through a connecting rod;

The second rotating device is connected with the first rotating device through a first telescopic device;

the foot support pad is arranged on the second rotating device;

the first air bag fixing sleeve is arranged on the foot support pad.

Preferably, the fixer comprises a clamping structure, wherein the clamping structure comprises a first driving motor, a transmission screw rod, a movable plate and a fixed plate, one end of the transmission screw rod is connected with the output end of the first driving motor, the movable plate is in threaded connection with the transmission screw rod, the fixed plate is arranged at the other end of the transmission screw rod, and a plurality of protruding strips are arranged on the movable plate.

Preferably, the fixing device further comprises a rotating structure, wherein the rotating structure comprises a rotating ball connected with the connecting rod, a first rotating rod penetrating through the rotating ball and fixedly connected with the rotating ball, and a second driving motor for driving the first rotating rod to rotate, and the fixing device further comprises a first control button for controlling the first driving motor and the second driving motor.

Preferably, the first rotating device comprises a shell connected with the connecting rod, a second rotating rod arranged in the shell, and a third driving motor for driving the second rotating rod to rotate, and the second rotating rod is connected with the first telescopic device.

Preferably, the first rotating device further comprises a clamping structure, the clamping structure comprises a positioning disc fixedly arranged on the second rotating rod and a clamping disc slidingly arranged on the second rotating rod, the positioning disc is provided with a plurality of clamping grooves, and the clamping disc is provided with clamping parts with the same shape and size as the clamping grooves; the clamping structure further comprises a middle plate and at least two transmission units arranged on the middle plate, each transmission unit comprises a hinge plate, a guide pillar connected with one end of the hinge plate and a pressing block used for pressing the other end of the hinge plate, the guide pillar penetrates through the middle plate and is connected with the clamping disc, a reset spring is arranged below one end, connected with the guide pillar, of the hinge plate, and a second control button used for controlling the third driving motor is arranged at the top of the pressing block.

Preferably, the first telescopic device comprises a first fixed rod connected with the first rotating device and a first movable rod connected with the second rotating device, and the first movable rod is connected with the inside of the first fixed rod through threaded fit.

Preferably, the second rotating device comprises a fourth driving motor connected with the first movable rod, a fifth driving motor for driving the foot pad to rotate, and a third control button for controlling the fourth driving motor and the fifth driving motor.

Preferably, the surgical bed further comprises:

At least two hand rest mechanisms, the hand rest mechanism includes:

The third rotating device is arranged at the bottom of the bed body;

The fourth rotating device is connected with the third rotating device through a second telescopic device;

the hand support pad is arranged on the fourth rotating device;

the second air bag fixing sleeve is arranged on the hand support pad;

The air cushion is arranged on the bed body.

Preferably, the third rotating device comprises a third rotating rod and a sixth driving motor for driving the third rotating rod to rotate; the second telescopic device comprises a second fixed rod connected with the third rotating rod and a second movable rod connected with the fourth rotating device, and the second movable rod is connected to the inside of the second fixed rod through threaded fit; the fourth rotating device comprises a seventh driving motor connected with the second movable rod, an eighth driving motor used for driving the hand support pad to rotate, and a fourth control button used for controlling the seventh driving motor and the eighth driving motor.

Preferably, the first air bag fixing sleeve and the second air bag fixing sleeve are respectively provided with a heating plate and a temperature sensor.

Through the technical scheme, the foot rest mechanism of the operating table provided by the embodiment of the invention is provided with the first rotating device, the first telescopic device and the second rotating device, so that the length, the height and the angle of the foot rest mechanism can be conveniently adjusted, and the foot rest mechanism can be stored under the bed body, thereby effectively saving the physical strength and the time of medical staff and being beneficial to the smooth operation.

Drawings

FIG. 1 is a state of use of a foot rest mechanism and a hand rest mechanism of an operating table provided according to an embodiment of the present invention;

FIG. 2A is one of the structural schematic diagrams of the holder of the operating table provided according to the embodiment of the present invention;

FIG. 2B is a second schematic view of a holder for an operating table (with a swivel ball broken away) according to an embodiment of the invention;

Fig. 3A is one of internal structural schematic views of a first rotating device of an operating table according to an embodiment of the present invention;

FIG. 3B is a second schematic view of the internal structure of the first rotating device of the operating table according to the embodiment of the present invention;

FIG. 4A is one of the partial schematic structural views of the operating table provided according to the embodiment of the present invention;

FIG. 4B is a second schematic view of a portion of an operating table according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a hand rest mechanism of an operating table according to an embodiment of the present invention;

fig. 6A is a front view showing a storage state of a foot rest mechanism and a hand rest mechanism of an operating table according to an embodiment of the present invention;

fig. 6B is a top view showing a storage state of a foot rest mechanism and a hand rest mechanism of an operating table according to an embodiment of the present invention;

fig. 7 is a sectional view of a first balloon-fixed sheath or a second balloon-fixed sheath of an operating table provided according to an embodiment of the present invention.

Description of the reference numerals

1. Bed body	2. Connecting block
		3. Fixing device	4. First rotating device
5. Connecting rod	6. Second rotating device
		7. First telescopic device	8. Foot pad
9. Third rotating device	10. Fourth rotating device
		11. Second telescopic device	12. Hand pad
13. Pneumatic cushion	30. First driving motor
		31. Transmission screw rod	32. Movable plate
33. Fixing plate	34. Raised strip
		35. Rotary ball	36. First rotating rod
37. Second driving motor	38. First control button
		40. Outer casing	41. Second rotating rod
42. Third driving motor	43. Positioning disk
		44. Clamping disc	45. Intermediate plate
46. Hinge plate	47. Guide post
		48. Briquetting machine	49. Reset spring
410 Second control button	60. Fourth driving motor
		61. Fifth driving motor	62. Third control button
70. First fixing rod	71. First movable rod
		90. Third rotating rod	91. Sixth driving motor
100 Seventh driving motor	101 Eighth driving motor
		102 Fourth control button	110 Second fixing rod
111 Second movable rod

Detailed Description

The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.

Fig. 1 is a view showing a foot rest mechanism and a hand rest mechanism of an operating table according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides an operating table, which may include:

A bed body 1;

at least two foot rest mechanisms, the foot rest mechanisms may include:

the connecting block 2, the connecting block 2 can be set up in the bottom of the bed body 1;

a holder 3, the holder 3 being clampable to the connection block 2;

a first rotating device 4, the first rotating device 4 can be connected with the fixer 3 through a connecting rod 5;

The second rotating device 6, the second rotating device 6 can be connected with the first rotating device 4 through the first telescopic device 7;

A foot pad 8, the foot pad 8 being capable of being disposed on the second rotating means 6;

the first air bag fixing sleeve can be arranged on the foot pad 8.

The foot rest mechanism of the operating table provided by the embodiment of the invention is provided with the first rotating device 4, the first telescopic device 7 and the second rotating device 6, so that the length, the height and the angle of the foot rest mechanism can be conveniently adjusted, and the foot rest mechanism can be stored under the bed body 1, thereby effectively saving the physical strength and the time of medical staff and being beneficial to the smooth operation.

Fig. 2A is one of structural schematic views of a holder of an operating table according to an embodiment of the present invention. In one embodiment of the present invention, as shown in fig. 2A, the holder 3 may include a clamping structure for clamping on the connection block 2. Specifically, the clamping structure may include a first driving motor 30, a driving screw 31 having one end connected to an output end of the first driving motor 30, a movable plate 32 screw-coupled to the driving screw 31, and a fixed plate 33 provided at the other end of the driving screw 31. When the fixing device 3 is clamped on the connecting block 2, the movable plate 32 and the fixed plate 33 of the clamping structure are respectively positioned at two sides of the connecting block 2, and the first driving motor 30 can drive the transmission screw rod 31 to rotate so that the movable plate 32 moves towards the fixed plate 33 until the movable plate 32 and the fixed plate 33 tightly clamp the pig connecting block 2. In order to improve the clamping effect of the clamping structure, a plurality of protruding strips 34 can be arranged on the movable plate 32 of the clamping structure, and the protruding strips 34 can increase friction force, so that the fixing device 3 is clamped on the connecting block 2 more firmly.

Fig. 2B is a second schematic structural view (with the swivel ball broken away) of the holder of the operating table according to the embodiment of the present invention. In one embodiment of the present invention, as shown in fig. 2B, the holder 3 may further include a rotation structure that may be used to adjust the position of the footpad 8 in a horizontal direction. Specifically, the rotating structure may include a rotating ball 35 connected to the link 5, a first rotating rod 36 penetrating the rotating ball 35 and fixedly connected to the rotating ball 35, and a second driving motor 37 for driving the first rotating rod 36 to rotate (the second driving motor 37 is shown in fig. 2A). The second driving motor 37 can drive the first rotating rod 36 to rotate and further drive the rotating ball 35 to rotate, so that the connecting rod 5 connected with the rotating ball 35 rotates in the horizontal direction to realize the adjustment of the position of the foot pad 8 in the horizontal direction.

Further, as shown in fig. 2B, the holder 3 may further include a first control button 38 for controlling the first driving motor 30 and the second driving motor 37. The healthcare worker can control the opening and closing of the first drive motor 30 or the second drive motor 37 by pressing the first control button 38 to effect the clamping or rotation of the holder 3.

Fig. 3A is one of internal structural schematic views of a first rotating device of an operating table according to an embodiment of the present invention. As shown in fig. 3A, in one embodiment of the present invention, the first rotating means 4 may include a housing 40 connected to the link 5, a second rotating lever 41 provided inside the housing 40, and a third driving motor 42 for driving the second rotating lever 41 to rotate, and the second rotating lever 41 may be connected to the first telescopic means 7. The casing 40 is provided with a yielding groove for the first telescopic device 7 to rotate in a larger angle range. The third driving motor 42 can drive the second rotating rod 41 to rotate so as to drive the first telescopic device 7 to rotate in the vertical direction, so that the position of the foot pad 8 can be adjusted in the vertical direction.

Further, the first rotation means 4 may also comprise a clamping structure which may be used for position locking of the first telescopic means 7 after rotation, i.e. to fix the first telescopic means 7 in a certain position. As shown in fig. 3A, the chucking structure may include a positioning plate 43 fixedly provided on the second rotation lever 41 and a chucking plate 44 slidably provided on the second rotation lever 41. Wherein, a plurality of chucking grooves are provided on the positioning disk 43, correspondingly, chucking parts with the same shape and size as the chucking grooves are provided on the chucking disk 44, when the chucking parts on the chucking disk 44 are clamped into the chucking grooves on the positioning disk 43, the position of the first telescopic device 7 after rotation can be locked, and at this time, the second rotating rod 41 is locked and cannot rotate.

Fig. 3B is a second schematic view of an internal structure of a first rotating device of an operating table according to an embodiment of the present invention. As shown in fig. 3B, further, the clamping structure of the first rotating device 4 may further include a middle plate 45 and at least two transmission units disposed on the middle plate 45, and the transmission units may include a hinge plate 46, a guide post 47 connected to one end of the hinge plate 46, and a pressing block 48 for pressing the other end of the hinge plate 46, where the guide post 47 penetrates the middle plate 45 and is connected to the clamping plate 44. The pressing block 48 can press the other end of the hinge plate 46 under the action of external force, and the guide pillar 47 connected with one end of the hinge plate 46 can be pulled through leverage, so as to drive the clamping disc 44 connected with the guide pillar 47 to be separated from the positioning disc 43, at this time, the position locking of the first telescopic device 7 and the rotation locking of the second rotating rod 41 can be released, and the second rotating rod 41 can rotate and drive the first telescopic device 7 to rotate. The at least two transmission units may include two transmission units symmetrically disposed at both sides of the pressing block 48. The top of the pressing block 48 is provided with a second control button 410 for controlling the third driving motor 42. When the medical staff presses the second control button 410, not only the position locking of the first telescopic device 7 and the rotation locking of the second rotating rod 41 can be released through the transmission unit, but also the third driving motor 42 can be started to drive the second rotating rod 41 to rotate and further drive the first telescopic device 7 to rotate. When the first telescopic device 7 is rotated to a required position, the medical staff releases the second control button 410, and the reset spring 49 arranged below the end, connected with the guide post 47, of the hinge plate 46 can quickly reset the hinge plate 46, and at the moment, the transmission unit can drive the clamping disc 44 to be clamped with the positioning disc 43, so that the position of the first telescopic device 7 after rotation is locked.

Fig. 4A is one of partial schematic structural views of an operating table provided according to an embodiment of the present invention. In one embodiment of the present invention, as shown in fig. 4A, the first telescopic device 7 may include a first fixed rod 70 connected to the second rotating rod 41 of the first rotating device 4 and a first movable rod 71 connected to the second rotating device 6, and the first movable rod 71 is connected to the inside of the first fixed rod 70 through a screw-fit. The first movable rod 71 can reciprocate relative to the first fixed rod 70 so that the length of the foot rest mechanism can be changed.

Specifically, as shown in fig. 4A, the second rotating device 6 may include a fourth driving motor 60 connected to the first movable rod 71, where the fourth driving motor 60 may drive the first movable rod 71 to rotate, and because the first movable rod 71 and the first fixed rod 70 are in threaded engagement, the first movable rod 71 is moved relative to the first fixed rod 70 under the principle of screw driving, so as to change the length of the foot support mechanism. Further, the extension and shortening of the footrest mechanism can be achieved by the forward rotation and the reverse rotation of the fourth drive motor 60.

Fig. 4B is a second schematic view of a part of the structure of an operating table according to an embodiment of the present invention. As shown in fig. 4B, the second rotating device 6 further includes a fifth driving motor 61 for driving the foot pad 8 to rotate. Similar to the rotating structure of the fixer 3, the output end of the fifth driving motor 61 may be connected with a rotating shaft, the foot rest pad 8 may be fixedly connected with the rotating shaft, and the fifth driving motor 61 may drive the rotating shaft to rotate so as to drive the foot rest pad 8 to rotate, thereby realizing the adjustment of the angle of the foot rest pad 8, and enabling the legs of the patient to obtain a more comfortable placement angle. The second rotation means 6 may further comprise a third control button 62 for controlling the fourth drive motor 60 and the fifth drive motor 61. The healthcare worker can control the fourth drive motor 60 or the fifth drive motor 61 to be turned on and off by pressing the third control button 62 to achieve a change in the length of the foot rest mechanism or a change in the angle of the foot rest 8.

As shown in fig. 1, in one embodiment of the present invention, the surgical bed may further include at least two hand rest mechanisms, which may include:

the third rotating device 9, the third rotating device 9 can be arranged at the bottom of the bed body 1;

a fourth rotation device 10, the fourth rotation device 10 being connectable to the third rotation device 9 via a second telescopic device 11;

A hand pad 12, the hand pad 12 being disposed on the fourth rotation device 10;

The second air bag fixing sleeve is arranged on the hand pad 12.

Similar to the foot rest mechanism, the hand rest mechanism of the operating table provided by the embodiment of the invention is provided with the third rotating device 9, the second telescopic device 11 and the fourth rotating device 10, so that the length, the height and the angle of the hand rest mechanism can be conveniently adjusted, and the hand rest mechanism can be stored under the bed body 1, thereby effectively saving the physical strength and the time of medical staff and being beneficial to the smooth operation.

As shown in fig. 1, the operation table may further include an air cushion 13 disposed on the bed body 1, where the position of the air cushion 13 corresponds to the position of the back of the patient's buttocks, and the back of the buttocks is massaged, so as to accelerate blood circulation of the sacral tail and reduce occurrence probability of pressure sores.

Fig. 5 is a schematic structural view of a hand rest mechanism of an operating table according to an embodiment of the present invention. As shown in fig. 5, similar to the structure of the first rotating means 4, the third rotating means 9 may include a third rotating lever 90 and a sixth driving motor 91 for driving the third rotating lever 90 to rotate, and the third rotating means 9 may adjust the position of the hand pad 12 in the vertical direction; similar to the structure of the first telescopic device 7, the second telescopic device 11 may include a second fixed rod 110 connected to the third rotating rod 90 and a second movable rod 111 connected to the fourth rotating device 10, the second movable rod 111 may be connected to the inside of the second fixed rod 110 through a screw-fit, and the second telescopic device 11 may implement a change in the length of the adjustment hand rest mechanism; similar to the structure of the second rotating means 6, the fourth rotating means 10 includes a seventh driving motor 100 connected to the second movable lever 111, an eighth driving motor 101 for driving the hand rest pad 12 to rotate, and a fourth control button 102 for controlling the seventh driving motor 100 and the eighth driving motor 101, and the fourth rotating means 10 can adjust the angle of the hand rest pad 12 so that the hand of the patient can be placed at a more comfortable angle.

Fig. 6A is a front view showing a storage state of a foot rest mechanism and a hand rest mechanism of an operating table according to an embodiment of the present invention; fig. 6B is a plan view showing a storage state of the foot rest mechanism and the hand rest mechanism of the operating table according to the embodiment of the present invention. As shown in fig. 6A and 6B, at least two foot support mechanisms and at least two hand support mechanisms of the operating table provided by the invention can be stored at the bottom of the table body 1, so that repeated disassembly and assembly are avoided, the physical strength and time of medical staff are further saved, and the operating table is beneficial to the operation process.

Fig. 7 is a sectional view of a first balloon-fixed sheath or a second balloon-fixed sheath of an operating table provided according to an embodiment of the present invention. In one embodiment of the invention, the first and second balloon-retaining sleeves are each internally provided with a heating plate and a temperature sensor. As shown in fig. 7, the air in the first and second air bag fixing sleeves is heated to a proper temperature, such as 35-38 ℃, so that the blood circulation of the legs of the patient can be promoted, the legs of the patient are prevented from catching cold in the operation process, and the patient is more comfortable. The whole structure of the first air bag fixing sleeve and the second air bag fixing sleeve can be a closed structure as shown in fig. 7, and of course, a zipper device can be arranged, and can be opened at any time in the operation process, so that medical staff can conveniently perform necessary operations. Further, the first balloon-retaining sheath and the second balloon-retaining sheath may be transparent. The first balloon-retaining sheath may be provided with an opening for placement of an electrode plate that may be used during surgical electrical cutting. The second air bag fixing sleeve is convenient for medical staff to observe the conditions of transfusion, arterial puncture, blood pressure measurement and the like.

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, a number of simple variants of the technical solution of the invention are possible, including combinations of individual specific technical features in any suitable way. The various possible combinations of the invention are not described in detail in order to avoid unnecessary repetition. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.

Claims

1. An operating table, characterized in that it comprises:

A bed body;

at least two foot rest mechanisms, the foot rest mechanisms comprising:

the connecting block is arranged at the bottom of the bed body;

The fixing device is clamped on the connecting block;

The first rotating device is connected with the fixer through a connecting rod;

the foot support pad is arranged on the second rotating device;

the first air bag fixing sleeve is arranged on the foot support pad;

the fixing device comprises a clamping structure, wherein the clamping structure comprises a first driving motor, a transmission screw rod, a movable plate and a fixed plate, one end of the transmission screw rod is connected with the output end of the first driving motor, the movable plate is in threaded connection with the transmission screw rod, the fixed plate is arranged at the other end of the transmission screw rod, and a plurality of protruding strips are arranged on the movable plate;

The first rotating device comprises a shell connected with the connecting rod, a second rotating rod arranged in the shell, and a third driving motor for driving the second rotating rod to rotate, and the second rotating rod is connected with the first telescopic device;

The first rotating device further comprises a clamping structure, the clamping structure comprises a positioning disc fixedly arranged on the second rotating rod and a clamping disc slidingly arranged on the second rotating rod, the positioning disc is provided with a plurality of clamping grooves, and the clamping disc is provided with clamping parts with the same shape and size as the clamping grooves; the clamping structure further comprises a middle plate and at least two transmission units arranged on the middle plate, each transmission unit comprises a hinge plate, a guide pillar connected with one end of the hinge plate and a pressing block used for pressing the other end of the hinge plate, the guide pillar penetrates through the middle plate and is connected with the clamping disc, a reset spring is arranged below one end, connected with the guide pillar, of the hinge plate, and a second control button used for controlling the third driving motor is arranged at the top of the pressing block.

2. The surgical bed of claim 1, wherein the holder further comprises a rotating structure including a rotating ball connected to the link, a first rotating rod penetrating the rotating ball and fixedly connected to the rotating ball, and a second driving motor for driving the first rotating rod to rotate, and further comprising a first control button for controlling the first driving motor and the second driving motor.

3. The surgical bed of claim 1, wherein the first telescoping device includes a first fixed rod coupled to the first rotating device and a first movable rod coupled to the second rotating device, the first movable rod coupled to an interior of the first fixed rod by a threaded fit.

4. The surgical bed of claim 3, wherein the second rotating means includes a fourth driving motor connected to the first movable bar, a fifth driving motor for driving the foot pad to rotate, and a third control button for controlling the fourth driving motor and the fifth driving motor.

5. The surgical bed of claim 1, further comprising:

At least two hand rest mechanisms, the hand rest mechanism includes:

The third rotating device is arranged at the bottom of the bed body;

the hand support pad is arranged on the fourth rotating device;

the second air bag fixing sleeve is arranged on the hand support pad;

The air cushion is arranged on the bed body.

6. The surgical bed according to claim 5, wherein the third rotating means includes a third rotating lever and a sixth driving motor for driving the third rotating lever to rotate; the second telescopic device comprises a second fixed rod connected with the third rotating rod and a second movable rod connected with the fourth rotating device, and the second movable rod is connected to the inside of the second fixed rod through threaded fit; the fourth rotating device comprises a seventh driving motor connected with the second movable rod, an eighth driving motor used for driving the hand support pad to rotate, and a fourth control button used for controlling the seventh driving motor and the eighth driving motor.

7. The surgical bed of claim 5, wherein the first and second balloon-retaining sleeves are each internally provided with a heating plate and a temperature sensor.