CN113081022B - Medical bed with working space increased by means of rope driving - Google Patents
Medical bed with working space increased by means of rope driving Download PDFInfo
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- CN113081022B CN113081022B CN202110394965.3A CN202110394965A CN113081022B CN 113081022 B CN113081022 B CN 113081022B CN 202110394965 A CN202110394965 A CN 202110394965A CN 113081022 B CN113081022 B CN 113081022B
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Abstract
The invention provides a medical bed which increases working space by means of rope drive, comprising a rotating device, a translation bed, a locking device and a support bed, wherein the rotating device comprises a central pillar and a rotating platform, a bearing is arranged between the rotating platform and the central pillar, the translation bed comprises a lower bed, a middle bed and an upper bed, each bed is connected with the rotating platform through a guide rail and a slide block, one end of the lower bed is fixedly connected with the rotating platform, the locking device is fixed on a vertical plate of the lower bed, the support bed comprises a lateral support bed, an upper support bed and a support frame, a synchronous belt device is arranged on the bottom of the lower bed, the synchronous belt is connected with a clamping block fixed on the bottom of the middle bed, and a rope driving device is arranged between the lower bed and the upper bed. Also can rationally arrange a plurality of detection devices in the bed translational motion range, realize the integrated design of the detection equipment.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a medical bed which is driven by a rope to increase the working space.
Background
The medical bed is an important component of medical detection equipment and rehabilitation equipment, and the processes of magnetic therapy, CT, X-ray examination and the like all need the medical bed with the movement function. But the medical bed used by the existing medical detection equipment and rehabilitation equipment has small working space, limits the detection and rehabilitation range and brings inconvenience to the operation of medical workers and the movement of patients. With the development of scientific technology, attention is paid to devices integrating multiple functions.
However, at present, an integrated design for realizing medical detection and rehabilitation functions is not available, so that various detection and rehabilitation devices in hospitals are arranged in different rooms to a certain extent, and difficulty is brought to detection and rehabilitation of critically ill patients. The medical bed with small working space is one of the difficulties which hinder the development of integrated multifunctional equipment, so that the medical bed capable of increasing the working space is urgently needed to be invented, but the working space of the existing medical bed is small, and the mechanical structure of the existing medical bed is complex.
Disclosure of Invention
In view of the above situation, the invention provides a hospital bed with a working space increased by means of rope driving, and various detection devices can be reasonably integrated on the hospital bed according to needs, so as to provide support for further developing novel medical products, and the hospital bed can be applied to the existing detection devices, so that the detection range can be enlarged, an operation space can be provided for medical staff, a movement space can be provided for patients, the mechanical structure is simple, the use is convenient, the size of the use space of the hospital bed can be rapidly adjusted according to needs when the hospital bed is used, and the hospital bed is convenient for the medical staff and the patients to use.
The medical bed comprises a rotating device, a translation bed, a locking device and a support bed, wherein the translation bed is arranged between the support bed and the rotating device;
the rotating device comprises a central support and a rotating platform, the rotating platform is connected with the central support through a deep groove ball bearing and a thrust bearing, the rotating platform is connected with a vertical plate bolt of a lower bed, the deep groove ball bearing is arranged at the upper part between the central support and the rotating platform, the thrust bearing is arranged at the lower part between the central support and the rotating platform, and the central support and the rotating platform are respectively provided with two circular holes in the radial direction on the same horizontal plane;
the translation bed comprises a lower bed, a middle bed, an upper bed, a synchronous belt device and a rope driving device, one end of the lower bed is fixedly connected with the rotating platform, guide rails are respectively arranged on the upper surfaces of the lower bed and the middle bed, a closed sliding block and an open sliding block are respectively arranged on the lower surfaces of the middle bed and the upper bed, the synchronous belt device is arranged on the bottom surface of the lower bed and is provided with a servo motor, the servo motor drives the synchronous belt to reciprocate through the servo motor, the servo motor is arranged on a vertical plate of the lower bed, the synchronous belt is connected with a clamping block fixed on the lower surface of the middle bed, the rope driving device is arranged between the lower bed and the upper bed, the rope driving device comprises a fixed pulley device and driving ropes, the fixed pulley devices are arranged at two ends of the middle bed, and the two driving ropes respectively pass through the fixed pulley devices at two ends of the middle bed, the first end of the driving rope is fixed on the lower bed, the second end of the driving rope is fixed on the upper bed, so that the middle bed and the upper bed can be stretched out and drawn back simultaneously, the extended middle bed and the extended upper bed move to the supporting bed,
the locking device is fixed at one end of the lower bed and comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a first linear bearing, a second linear bearing, a shell and a return spring, the first connecting rod is arranged outside the first side wall of the shell, the first linear bearing is arranged inside the first side wall of the shell, the first connecting rod penetrates through the first linear bearing to be connected with the first end of the return spring, the second end of the return spring is fixed on the inner wall of the shell, the joints of the first connecting rod, the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod are sequentially connected by means of revolute pairs, the fifth connecting rod penetrates through the second linear bearing fixed inside the second side wall of the shell and extends out of the shell, and the third connecting rod is connected with the shell by pins, the fifth connecting rod is inserted into the cavity of the central strut;
the opening slider comprises an upper slider, a lower slider, first rollers and second rollers, the cross section of the upper slider is U-shaped, the lower slider is provided with two blocks, the two lower sliders are respectively arranged on two side walls of the upper slider, the two first rollers are respectively arranged inside the opening slider, one second roller is arranged at the middle position of one side surface of the opening slider, the first rollers and the second rollers are connected between the upper slider and the lower sliders through bearings, the upper slider is fixedly connected with the lower slider, and the second rollers arranged on the side surfaces of the opening slider are used for preventing the middle-layer bed and the upper-layer bed from being separated from the guide rail due to lateral external force.
Preferably, the fixed pulley device comprises a fixed pulley support, a fixed pulley, a screw, a fixed pulley shaft and a rope baffle plate, wherein the fixed pulley shaft is rotatably positioned on the fixed pulley support, the fixed pulley shaft is provided with a threaded hole matched with the screw, the screw can adjust the position of the fixed pulley shaft to tension the driving rope, and the rope baffle plate is symmetrically fixed on two sides of the fixed pulley support.
Preferably, the rope blocking plate is of a U-shaped structure.
Preferably, the first link, the second link, the third link, the fourth link and the fifth link are connected by a pin.
Preferably, the first end and the second end of the driving rope are respectively fixed with the lower bed and the upper bed through clamping heads, and the synchronous belt is fixedly connected with the middle bed through a clamping block.
Preferably, promote first connecting rod, and pass through in proper order the second connecting rod third connecting rod fourth connecting rod transmission makes first connecting rod compression reset spring, simultaneously fifth connecting rod is followed the center pillar round hole is extracted, unblock rotary device, the upper strata bed is kept away from rotary device, reset spring resumes original length, the fifth connecting rod stretches out, pins rotary device, thereby accomplishes the upper strata bed is kept away from rotary device one side limit position's spacing process.
Preferably, the support bed comprises a lateral support bed, an upper support bed and a support frame, the lateral support bed is mounted on the lateral side of the support frame, the upper support bed is mounted on the support frame, guide rails are mounted on the lateral support bed and the upper support bed, the middle bed and the upper bed extend to limit positions, the opening slide block of the middle bed is matched with the guide rail of the lateral support bed, the opening slide block of the upper bed is matched with the guide rail of the upper support bed, the closing slide block of the middle bed is matched with the guide rail of the lower bed, and the closing slide block of the upper bed is matched with the guide rail of the middle bed.
Preferably, the medical bed is in communication connection with an external control center, when detection needs to be performed on the medical bed, the medical bed rotates to a detection area under the control of the external control center, the external control center sends a control signal to the servo motor, the synchronous belt is driven to move after being driven by the reducer, the middle bed stretches and retracts, the upper bed and the middle bed stretch and retract synchronously through the transmission of the rope driving device, the locking device is automatically closed when the upper bed and the middle bed stretch out, the medical bed is prevented from rotating, after the detection process is finished, the upper bed and the middle bed retract to the initial position, the locking device is automatically opened, the medical bed rotates to a non-detection area, and the detection is finished.
The invention has the characteristics and beneficial effects that:
1. the medical bed with the working space enlarged by means of the rope driving has the remote translation function and the rotation function, various detection devices can be reasonably arranged in the translation movement range of the bed, the integrated design of detection equipment is realized, and the rotation function enables the medical bed to carry a device for enabling a patient to be far away from a detection position and reach the position convenient for the patient to move.
2. The locking device provided by the invention adopts pure mechanical structures such as a six-connecting-rod structure, a linear bearing structure and the like, and is safe and reliable. The rotating device control system is prevented from making mistakes during the detection process of the patient, and serious medical accidents are prevented.
3. The rope driving device adopted by the invention has a simple structure, is convenient to maintain, and drives the medical bed to stretch and retract remotely by adopting a simple mode.
Drawings
FIG. 1 is a schematic view of a hospital bed with a working space enlarged by a cord drive according to the present invention;
FIG. 2 is a schematic view of the translating bed of the present invention;
FIG. 3a is a side view of the lower bed of the present invention;
FIG. 3b is a schematic perspective view of the lower bed of the present invention;
FIG. 4a is a schematic view of a mid-bed of the present invention;
FIG. 4b is a second schematic view of the middle bed of the present invention;
FIG. 5 is a schematic view of the upper bed of the present invention;
FIG. 6 is a schematic view of a support bed of the present invention;
FIG. 7 is a schematic view of a rotary apparatus of the present invention;
FIG. 8 is a schematic view of a cord drive apparatus of the present invention;
FIG. 9 is a schematic view of the internal mechanism of the locking device of the present invention;
FIG. 10 is a schematic view of the locking arrangement of the present invention;
fig. 11 is a schematic view of the split slider of the present invention.
The main reference numbers are as follows:
a rotating device 1; the bed 2 is translated; a locking device 3; the first link 31; a second link 32; a third link 33; a fourth link 34; a fifth link 35; a linear bearing 36; a housing 37; a return spring 38; a pin 39; a support bed 4; the side support beds 41; the upper support bed 42; a support frame 43; a lower bed 5; a middle bed 6; an upper bed 7; a synchronous belt device 8; a servo motor 9; a guide rail 10; a vertical plate 11; a chuck 12; a closing slider 13; an opening slider 14; a first roller 141; a second roller 142; an upper slider 143; a lower slider 144; a clamp block 15; a rope drive 16; a fixed pulley 161; a drive cord 162; a fixed pulley bracket 163; a screw 164; a fixed pulley shaft 165; a rope guard 166; a center pillar 17; a rotating table 18; a deep groove ball bearing 19; and a thrust bearing 20.
Detailed Description
Hereinafter, embodiments of the present invention will be described with reference to the drawings and specific examples.
The invention provides a medical bed with a working space enlarged by means of rope driving, which comprises a rotating device 1, a translation bed 2, a locking device 3 and a support bed 4, as shown in figures 1 to 10.
As shown in fig. 7, the rotating apparatus 1 includes a center post 17 and a rotating table 18. The rotating platform 18 is connected with the central support 17 through a deep groove ball bearing 19 and a thrust bearing 20, the rotating platform 18 is connected with the vertical plate 11 of the lower bed 5 through a bolt, the deep groove ball bearing 19 is arranged at the upper part between the central support 17 and the rotating platform 18, the thrust bearing 20 is arranged at the lower part between the central support 17 and the rotating platform 18, and the central support 17 and the rotating platform 18 are respectively provided with two circular holes in the radial direction on the same horizontal plane.
The translation bed 2 comprises a lower bed 5, a middle bed 6, an upper bed 7, a synchronous belt device 8 and a rope driving device 16, one end of the lower bed 5 is fixed on the rotating device 1, the rotating device 1 drives the three-layer translation bed 2 to swing, a guide rail 10 is arranged on the upper surface of the lower bed 5 and the upper bed 6, and a closed sliding block 13 and an open sliding block 14 are arranged on the lower surface of the middle bed 6 and the upper bed 7, so that the three-layer beds relatively move along the guide rail 10. The open slider 14 includes an upper slider 143, a lower slider 144, a first roller 141, and a second roller 142, the upper slider 143 has a U-shaped cross section, the lower slider 144 is provided with two pieces, and the two pieces of the lower slider are respectively provided on two side walls of the upper slider. The two first rollers 141 are respectively arranged on the open slide 14, the second roller 142 is arranged on one side surface, the first roller 141 and the second roller 142 are connected between the upper slide 143 and the lower slide 144 through bearings, the upper slide 143 and the lower slide 144 are connected through screws, and the second roller 142 on the side surface is arranged for limiting the middle bed 6 and the upper bed 7 from being separated from the guide rail 10 by external force. A synchronous belt device 8 is arranged in a lower bed 5, a synchronous belt of the synchronous belt device 8 is driven to reciprocate by a servo motor 9, the servo motor 9 is arranged on a vertical plate 11 of the lower bed, the synchronous belt is fixedly connected with a middle bed 6 by a clamping block 15, a rope driving device 16 is arranged between the lower bed 5 and an upper bed 7, the rope driving device 16 comprises a fixed pulley device 161 and a driving rope 162, the rope driving device 16 is arranged at two ends of the middle bed 6, the two driving ropes 162 respectively pass through the fixed pulley devices 161 at two ends of the middle bed 6, a first end of the driving rope 162 is fixed on the lower bed 5 by a chuck 12, a second end of the driving rope 161 is fixed on the upper bed by the chuck 12, the servo motor 9 drives the synchronous belt to move, the synchronous belt carries the middle bed 6 to move, the fixed pulleys 161 at two ends of the middle bed 6 and the driving rope 162 to move relatively, so that the middle bed 6 and the upper bed 7 can stretch simultaneously, the extended middle bed 6 and the upper bed 7 are moved onto the support bed 4.
The locking device 3 is fixed at a first end of the lower bed 5, and the locking device 3 comprises a first connecting rod 31, a second connecting rod 32, a third connecting rod 33, a fourth connecting rod 34, a fifth connecting rod 35, a linear bearing 36, a shell 37, a return spring 38 and a pin 39. The first link 31 to the fifth link 35 are connected in sequence through a revolute pair, the first link 31 is mounted on a first linear bearing 361 and extends out of the first side wall of the housing 37 through the first linear bearing 361, the fifth link 35 is mounted on a second linear bearing 362 and extends out of the second side wall of the housing 37 through the second linear bearing 362, and the first side wall and the second side wall of the housing 37 are arranged oppositely. The third link 33 is connected to the housing 37 by a pin 39, and a return spring 38 is disposed between the first link 31 and the housing 37. The locking device 3 improves the safety of the medical bed, when the upper bed 7 is close to the limit position of one side of the rotating device 3, the first connecting rod 31 is pushed, the first connecting rod 31 is enabled to compress the reset spring 38 through the transmission of the second connecting rod 32, the third connecting rod 33 and the fourth connecting rod 34 in sequence, meanwhile, the fifth connecting rod 35 is pulled out from the round hole of the central support column 16, the rotating device 1 is unlocked, when the upper bed 7 is far away from the rotating device 1, the original length of the reset spring 38 is recovered, the fifth connecting rod 35 extends out, the rotating device 1 is locked, and therefore limiting is completed.
Preferably, the fixed pulley shaft 165 is provided with a screw hole to be engaged with the screw 164, the screw 164 is used to tension the driving rope 162, and the rope blocking plates 166 are symmetrically fixed to both sides of the fixed pulley bracket 163.
The support bed 4 comprises a side support bed 41, an upper support bed 42 and a support frame 43, the side support bed 41 is arranged on the side of the support frame 43, the upper support bed 42 is arranged on the support frame 43, guide rails 10 are arranged on the side support bed 41 and the upper support bed 42, when the three-layer bed board of the translation bed is stretched, the middle bed 6 moves onto the side support bed 41, the upper bed 7 moves onto the upper support bed 42, the middle bed 6 and the upper bed 7 are stretched to limit positions, the opening slide block 14 of the middle bed 6 is matched with the guide rails of the side support bed 41, the opening slide block 14 of the upper bed 7 is matched with the guide rails of the upper support bed 42, the closing slide block 13 of the middle bed 6 is matched with the guide rails 10 of the lower bed 5, and the closing slide block 13 of the upper bed 7 is matched with the guide rails 10 of the middle bed 6.
When the medical bed is used, the medical bed can bear the patient to move in a large range, and the medical bed can be used as a part of a lesion detection device and a magnetic therapy rehabilitation device. According to specific requirements, rehabilitation devices such as a nuclear magnetic resonance detection device, a magnetic therapy device, an x-ray machine and the like for detecting other needs are reasonably arranged around the medical bed. In the initial working state, the medical bed is in a non-detection area. When the medical bed device is used, a patient lies on the medical bed under the guidance of a doctor, and the medical bed device starts to prepare. The external control center issues a starting command, the medical bed rotates to a detection position, then the external control center sends a signal to the servo motor, and the synchronous belt is driven to move after being driven by the speed reducer, so that the middle-layer bed can stretch and retract. Meanwhile, the upper bed and the middle bed synchronously stretch and retract through the transmission of the rope driving device. When the upper bed and the middle bed extend out, the locking device is automatically closed to prevent the medical bed from rotating. After the detection process is finished, the upper bed and the middle bed are contracted to the initial positions, the locking device is automatically opened, the medical bed rotates to a non-detection area, and the detection is finished.
The medical bed has the advantages that the medical bed with the working space enlarged by means of rope driving has a long-distance translation function and a rotation function, various detection devices can be reasonably arranged in the translation movement range of the bed, the integrated design of detection equipment is realized, and the rotation function enables the medical bed to carry a patient away from a detection position to reach a position convenient for the patient to move. The locking device adopts pure mechanical structures such as six connecting rods, linear bearings and the like, and has high reliability. The control system of the rotating device is prevented from making mistakes during the detection process of the patient, and serious medical accidents are prevented. The rope driving device has a simple structure, is convenient to maintain, and drives the medical bed to stretch and retract remotely by adopting a simple mode.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.
Claims (8)
1. A medical bed with a working space increased by means of rope driving is characterized in that: the device comprises a rotating device, a translation bed, a locking device and a support bed, wherein the translation bed is arranged between the support bed and the rotating device;
the rotating device comprises a central support and a rotating platform, the rotating platform is connected with the central support through a deep groove ball bearing and a thrust bearing, the rotating platform is connected with a vertical plate bolt of a lower bed, the deep groove ball bearing is arranged at the upper part between the central support and the rotating platform, the thrust bearing is arranged at the lower part between the central support and the rotating platform, and the central support and the rotating platform are respectively provided with two circular holes in the radial direction on the same horizontal plane;
the translation bed comprises a lower bed, a middle bed, an upper bed, a synchronous belt device and a rope driving device, one end of the lower bed is fixedly connected with the rotating platform, guide rails are respectively arranged on the upper surfaces of the lower bed and the middle bed, a closed sliding block and an open sliding block are respectively arranged on the lower surfaces of the middle bed and the upper bed, the synchronous belt device is arranged on the bottom surface of the lower bed and is provided with a servo motor, the synchronous belt of the synchronous belt device is driven by the servo motor to reciprocate, the servo motor is arranged on a vertical plate of the lower bed, the synchronous belt is connected with a clamping block fixed on the lower surface of the middle bed, the rope driving device is arranged between the lower bed and the upper bed and comprises a fixed pulley device and driving ropes, the fixed pulley device is arranged at two ends of the middle bed, and the two driving ropes respectively pass through the fixed pulley devices at two ends of the middle bed, the first end of the driving rope is fixed on the lower bed, the second end of the driving rope is fixed on the upper bed, the driving rope can drive the upper bed and the middle bed to simultaneously extend and retract, and the extended middle bed and the extended upper bed move to the supporting bed;
the locking device is fixed at one end of the lower bed and comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a first linear bearing, a second linear bearing, a shell and a return spring, the first connecting rod is arranged outside the first side wall of the shell, the first linear bearing is arranged inside the first side wall of the shell, the first connecting rod penetrates through the first linear bearing to be connected with the first end of the return spring, the second end of the return spring is fixed on the inner wall of the shell, the joints of the first connecting rod, the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod are sequentially connected by means of revolute pairs, the fifth connecting rod penetrates through the second linear bearing fixed inside the second side wall of the shell and extends out of the shell, and the third connecting rod is connected with the shell by pins, the fifth connecting rod is inserted into the cavity of the central strut;
the opening slider comprises an upper slider, a lower slider, first rollers and second rollers, the cross section of the upper slider is U-shaped, the lower slider is provided with two blocks, the two lower sliders are respectively arranged on two side walls of the upper slider, the two first rollers are respectively arranged inside the opening slider, one second roller is arranged at the middle position of one side surface of the opening slider, the first rollers and the second rollers are connected between the upper slider and the lower sliders through bearings, the upper slider is fixedly connected with the lower slider, and the second rollers arranged on the side surfaces of the opening slider are used for preventing the middle-layer bed and the upper-layer bed from being separated from the guide rail due to lateral external force.
2. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: the fixed pulley device comprises a fixed pulley support, a fixed pulley, a screw, a fixed pulley shaft and a rope baffle plate, wherein the fixed pulley shaft is screwed on the fixed pulley support, the fixed pulley shaft is provided with a threaded hole matched with the screw, the screw can adjust the position of the fixed pulley shaft to realize tensioning of a driving rope, and the rope baffle plate is symmetrically fixed on two sides of the fixed pulley support.
3. The hospital bed with increased workspace by means of cord drive as recited in claim 2, wherein: the rope blocking plate is of a U-shaped structure.
4. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: the first connecting rod, the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod are rotatably connected through pins.
5. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: the first end and the second end of the driving rope are fixed with the lower bed and the upper bed through clamping heads respectively, and the synchronous belt is fixedly connected with the middle bed through a clamping block.
6. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: promote first connecting rod, and pass through in proper order the second connecting rod third connecting rod the fourth connecting rod transmission makes first connecting rod compression reset spring, simultaneously the fifth connecting rod is followed the round hole of center pillar is extracted, unblock rotary device, upper bed is kept away from rotary device, reset spring resumes original length, the fifth connecting rod stretches out, pins rotary device, thereby accomplishes upper bed is kept away from rotary device one side extreme position's spacing process.
7. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: the support bed comprises a side support bed, an upper support bed and a support frame, wherein the side support bed is arranged on the side face of the support frame, the upper support bed is arranged on the support frame, guide rails are arranged on the side support bed and the upper support bed, the middle bed and the upper bed extend to the limit position, the opening slide block of the middle bed is matched with the guide rails of the side support bed, the opening slide block of the upper bed is matched with the guide rails of the upper support bed, the sealing slide block of the middle bed is matched with the guide rails of the lower bed, and the sealing slide block of the upper bed is matched with the guide rails of the middle bed.
8. The hospital bed with increased workspace by means of cord drive as recited in claim 1, wherein: the medical bed is connected with an external control center in a communication mode, when detection needs to be conducted on the medical bed, the medical bed rotates to a detection area under the control of the external control center, the external control center sends control signals to the servo motor, the synchronous belt is driven to move after being driven by the speed reducer, the middle bed can stretch and retract, meanwhile, synchronous stretching and retracting movement of the upper bed and the middle bed can be achieved through transmission of the rope driving device, when the upper bed and the middle bed stretch out, the locking device is automatically closed, the medical bed is prevented from rotating, after the detection process is finished, the upper bed and the middle bed retract to the initial position, the locking device is automatically opened, the medical bed rotates to a non-detection area, and detection is finished.
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| CN101715309B (en) * | 2005-09-24 | 2013-06-12 | Qfix系统有限责任公司 | Radiation therapy patient couch top compatible with diagnostic imaging |
| KR20140115183A (en) * | 2013-03-20 | 2014-09-30 | 제이더블유중외메디칼 주식회사 | Moving apparatus of operating table for medical care and operating table with it |
| CN203802464U (en) * | 2014-01-16 | 2014-09-03 | 上海西门子医疗器械有限公司 | Medical equipment and hospital bed system thereof |
| CZ308076B6 (en) * | 2015-10-07 | 2019-12-18 | Robotsystem, S.R.O. | Multifunctional outdoor and indoor rescue and transport robotic bed |
| CN108618926A (en) * | 2017-03-24 | 2018-10-09 | 曾凡宇 | A kind of inspection medical bed |
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| CN113081022A (en) | 2021-07-09 |
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