CN220370151U

CN220370151U - Surgical operating table with adjustable length

Info

Publication number: CN220370151U
Application number: CN202321870842.3U
Authority: CN
Inventors: 倪彦彬; 高杰; 李照; 朱继业
Original assignee: Peking University Peoples Hospital
Current assignee: Peking University Peoples Hospital
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-23
Anticipated expiration: 2033-07-17

Abstract

The utility model discloses an operation table with adjustable length, which relates to the related field of medical appliances and comprises a base, a controller fixed on the base, a fixed soft cushion arranged on the upper part of the base and an extension assembly, wherein the extension assembly comprises a mounting shell, a bidirectional driving assembly and a leveling assembly, the mounting shell is fixed on the base, the bidirectional driving assembly and the leveling assembly are arranged in the mounting shell, the bidirectional driving assembly is driven by a motor to push two groups of leveling assemblies to extend out of two ends of the mounting shell, so that the length of the operation table is adjusted, and then an electric lifting mechanism is used for pushing the movable soft cushion to move upwards, so that the upper surfaces of the movable soft cushion and the fixed soft cushion are kept flat, the comfort of a patient is improved, the storage space of the operation table is saved, and the practicability of the operation table is enhanced.

Description

Surgical operating table with adjustable length

Technical Field

The utility model relates to the field of medical equipment, in particular to an operation table with adjustable length.

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.

For example, chinese patent publication No. CN209316369U discloses an operating table, belongs to medical equipment technical field, including bed board, first landing leg and second landing leg, still including setting up the first lifting unit at the upper end of first landing leg, set up the second lifting unit at the upper end of second landing leg, set up the first upset subassembly at the upper end of first lifting unit, set up the second upset subassembly at the upper end of second lifting unit, set up the slip compensation subassembly at the upper end of first upset subassembly and set up the rotation compensation subassembly at the upper end of second upset subassembly, the upper end of bed board is equipped with the guide rail, the carbon fiber material that bed board and guide rail are.

In the above patent, the first lifting component and the second lifting component are used for lifting one side of the bed board, but most of the length of the existing operating table is fixed, so that the length of the operating table is difficult to adjust according to the height condition of a patient, the patient is easy to have improper operation position when in use, adverse effects can be generated on the circulatory system, the respiratory system, the nervous system and the like of the patient, and the practicability is reduced; and because the length of the operating table is fixed, the occupied space is larger during storage.

Disclosure of Invention

Accordingly, in order to solve the above-mentioned shortcomings, the present utility model provides an operating table with an adjustable length.

The utility model is realized in such a way that the operating table comprises a base, a controller fixed on the base and a fixed cushion arranged on the upper part of the base;

characterized by further comprising: the extension assembly comprises a mounting shell, a bidirectional driving assembly and a leveling assembly, wherein the mounting shell is fixed on a base, the bidirectional driving assembly and the leveling assembly are arranged in the mounting shell, the bidirectional driving assembly comprises a bidirectional driving rod, the bidirectional driving rod is indirectly driven by a motor, two thread transmission pairs with opposite movement directions are arranged on the bidirectional driving rod, each thread transmission pair comprises a screw rod and a nut matched with the screw rod, the nut is movably connected with one end of the transmission rod, the leveling assembly comprises a movable bracket and a movable cushion arranged in the movable bracket, the movable bracket is movably matched with the inner side edge of the mounting shell, an electric lifting mechanism capable of driving the movable cushion to move up and down is arranged between the movable bracket and the movable cushion, and the inner side edge of the movable bracket is movably connected with the other end of the transmission rod;

preferably, the two groups of the bidirectional driving component and the leveling component which are arranged in the installation shell are respectively arranged at two ends of the inner cavity of the installation shell and are symmetrically arranged, so that the lengthened operating table is more balanced and stable and a patient can lie on the operating table more safely;

preferably, the two bidirectional driving rods are driven by an equal ratio transmission mechanism to realize synchronous rotation of the two bidirectional driving rods;

preferably, the bidirectional driving rod is driven by the motor through a bevel gear transmission pair, a driving wheel of the bevel gear transmission pair is arranged on an output shaft of the motor, a driven wheel of the bevel gear transmission pair is arranged on the bidirectional driving rod, and two ends of the bidirectional driving rod are respectively and movably connected with the side edges of the mounting shell;

preferably, the electric lifting mechanism comprises an upper fixed block, a lower fixed plate, a cross supporting rod and an electric telescopic rod, wherein the upper fixed block is fixed on the lower surface of the movable soft cushion, the lower fixed plate is fixed on the movable bracket, one end of the electric telescopic rod is fixed on the lower fixed plate, the other end of the electric telescopic rod is fixed in the middle of the sliding block, two upper ends of the cross supporting rod are respectively and slidably connected with the upper fixed block, one of two lower ends of the cross supporting rod is movably connected with the lower fixed plate, and the other end of the cross supporting rod is movably connected with the sliding block;

preferably, the upper fixing block and the lower fixing plate are respectively provided with a second chute and a first chute, the two upper ends of the cross supporting rod are respectively provided with an upper roller, the upper roller is arranged in the second chute of the upper fixing block, the lower part of the sliding block is movably provided with a lower roller, and the lower roller is arranged in the first chute of the lower fixing plate.

The utility model has the following advantages: according to the surgical table with adjustable length, the mounting shell, the bidirectional driving assembly and the leveling assembly are arranged in the mounting shell, the bidirectional driving assembly is driven by the motor to push the two groups of leveling assemblies to extend out of two ends of the mounting shell, the length of the surgical table is adjusted, and then the electric lifting mechanism pushes the movable soft cushion to move upwards, so that the upper surfaces of the movable soft cushion and the fixed soft cushion are kept flat, the comfort of a patient is improved, the storage space of the surgical table is saved, and the practicality is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of an extension assembly of the present utility model;

FIG. 3 is an expanded perspective cross-sectional view of the extension assembly of the present utility model;

FIG. 4 is an enlarged view of the utility model at A in FIG. 3;

FIG. 5 is an exploded perspective view of the leveling assembly of the present utility model;

fig. 6 is an enlarged schematic view of the electric lifting mechanism at B in fig. 5 according to the present utility model.

Wherein: the device comprises a base-1, a controller-2, an extension component-3, a fixed cushion-4, a mounting shell-31, a motor-32, a bevel gear transmission pair-33, a first screw rod-34, a first nut-35, a first transmission rod-36, a leveling component-37, a driving turntable-38, a transmission belt-39, a driven turntable-310, a second screw rod-311, a second nut-312, a second transmission rod-313, a movable bracket-371, a lower fixed plate-373, a first sliding chute-374, an electric telescopic rod-375, a limiting spring-376, a sliding block-377, a lower roller-378, a first cross supporting rod-379, a second cross supporting rod-3710, an upper roller-3711, a second sliding chute-3712, an upper fixed block-3713 and a movable cushion-3714.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The embodiment of the utility model comprises a base 1, a controller 2 and an extension component 3, wherein the controller 2 is fixed on the base 1, the upper part of the base 1 is fixedly connected with a mounting shell 31 by bolts, the lower surface of a fixed cushion 4 is provided with a plurality of connecting buckles, the upper opening of the mounting shell 31 is fixedly connected with the connecting buckles by bolts, the extension component 3 comprises the mounting shell 31, a bidirectional driving component and a leveling component 37, the bidirectional driving component and the leveling component 37 are arranged in the mounting shell 31, the bidirectional driving component and the leveling component 37 arranged in the mounting shell 31 share two groups, are respectively arranged at two ends of the mounting shell 31 and are symmetrically arranged, the two bidirectional driving components comprise two bidirectional driving rods, one bidirectional driving rod is driven by a motor 32 through a bevel gear transmission pair 33, a driving gear of the bevel gear transmission pair 33 is arranged on an output shaft of the motor 32, the driven gear of the bevel gear driving pair 33 is arranged on a bidirectional driving rod, two ends of the bidirectional driving rod are respectively and movably connected with the side edge of the mounting shell 31, the two bidirectional driving rods are driven by a belt driving pair, the belt driving pair comprises a driving turntable 38, a driving belt 39 and a driven turntable 310, the diameters of the driving turntable 38 and the driven turntable 310 are equal, synchronous rotation of the two bidirectional driving rods is ensured, two threaded driving pairs with opposite movement directions are respectively arranged on the two bidirectional driving rods, each threaded driving pair comprises a first screw rod 34, a second screw rod 311 and a first nut 35 and a second nut 312 which are matched with the first screw rod 34 and the second screw rod 311, the first nut 35 is movably connected with one end of the first driving rod 36 by a pin, the second nut 312 is movably connected with one end of the second driving rod 313 by a pin, and the first driving rod 36, the other end of the second transmission rod 313 is respectively and movably connected with the inner side edge of the movable bracket 371 of the leveling component 37 by a pin, the width of the movable bracket 371 is matched with the width between the inner side edges of the mounting shell 31, the movable cushion 3714 is internally arranged in the movable bracket 371, an electric lifting mechanism capable of driving the movable cushion 3714 to move up and down is arranged between the movable bracket 371 and the movable cushion 3714, the electric lifting mechanism comprises an upper fixing block 3713, a lower fixing plate 373, a first cross supporting rod 379, a second cross supporting rod 3710 and an electric telescopic rod 375, the upper fixing block 3713 is fixedly welded on the lower surface of the movable cushion 3714, the lower fixing plate 373 is fixedly welded on the movable bracket 371, one end of the electric telescopic rod 375 is fixedly welded on the lower fixing plate 373, the other end of the electric telescopic rod 375 is fixedly welded on the middle part of the sliding block 377, a limiting spring 376 is sleeved on the electric telescopic rod 375, the upper fixing block 3713 and the lower fixing plate 373 are respectively provided with a second sliding groove 3712 and a first sliding groove 374, the upper end of the first cross supporting rod 379 and the upper end of the second cross supporting rod 3710 are respectively arranged on the upper fixing block 3711 and the lower fixing plate 3711, the upper end of the second cross supporting rod 3710 is fixedly connected with the lower fixing plate 3713 by the second sliding block 3710, the upper end of the second sliding rod 3713 is fixedly connected with the lower fixing plate 3713 by the second sliding plate 3713, the upper end of the second sliding plate 3713 is fixedly connected with the upper end of the lower sliding supporting rod 3713, and the upper end of the upper sliding rod 3713 is fixedly connected with the lower sliding plate 3713 is fixedly connected with the upper sliding plate and lower sliding plate is fixedly sliding lifting plate and lower lifting plate is fixed. Several electric lifting mechanisms can be added.

The working principle based on the embodiment is as follows:

firstly, when the embodiment of the utility model is used, firstly, the embodiment of the utility model is placed in a working area, and then the embodiment of the utility model is connected with an external power supply, so that the power supply required by the working of the embodiment of the utility model can be provided;

secondly, when the height of the patient is greater than the length of the operating table, the controller 2 starts the motor 32, so that the motor 32 drives the first screw 34 to rotate through the bevel gear transmission pair 33, the first screw 34 drives the driving turntable 38 to rotate, the driving turntable 38 drives the driven turntable 310 to rotate through the transmission belt 39, and the driven turntable 310 drives the second screw 311 to rotate; if the length of the installation shell 31 and the fixed cushion 4 can be properly and synchronously reduced when the operation table with adjustable designed length is conveniently stored, the lengths of the movable cushion 3714 and the movable bracket 371 are correspondingly increased;

third, the motor 32 is used for driving the first screw rod 34 and the second screw rod 311 to rotate simultaneously, and the first screw rod 34 and the second screw rod 311 drive the first transmission rod 36 and the second transmission rod 313 to displace outwards through the first nut 35 and the second nut 312 simultaneously;

fourth, the first transmission rod 36 and the second transmission rod 313 drive the two sets of leveling components 37 to extend towards two ends along the inner cavity of the installation shell 31, so that the length of the operation table is adjusted, the controller 2 starts the electric telescopic rod 375, the electric telescopic rod 375 drives the sliding block 377 to slide inwards, the first cross supporting rod 379 and the second cross supporting rod 3710 drive the upper fixing block 3713 to lift, and accordingly the movable soft cushion 3714 is pushed to lift, the upper surface of the movable soft cushion 3714 is leveled with the upper surface of the fixed soft cushion 4, and discomfort caused by improper body position of a patient during operation is avoided.

When the electric telescopic rod 375 is stored, the power supply is turned off, the electric telescopic rod 375 is reset under the action of the limiting spring 376, meanwhile, the movable soft cushion 3714 is driven to descend for reset, the motor 32 is started to reversely rotate, the motor 32 drives the first screw rod 34 and the second screw rod 311 to reversely rotate, the first screw rod 34 and the second screw rod 311 drive the first transmission rod 36 and the second transmission rod 313 to relatively displace inwards through the first nut 35 and the second nut 312, and the first transmission rod 36 and the second transmission rod 313 drive the two groups of leveling assemblies 37 to shrink inwards along the inner cavity of the mounting shell 31 and restore to an initial state.

The utility model provides an operation table with adjustable length by improvement, which is characterized in that an extension assembly 3 and a leveling assembly 37 are arranged, a motor 32 indirectly drives two sets of leveling assemblies 37 to extend towards two ends along the inner cavity of a mounting shell 31 through a first transmission rod 36 and a second transmission rod 313, the length of the operation table is adjusted, and then an electric telescopic rod 375 pushes a movable soft cushion 3714 to move upwards, so that the upper surface of the movable soft cushion 3714 is leveled with the upper surface of a fixed soft cushion 4, and the practicability is improved.

The basic principle, main characteristics and advantages of the utility model are shown and described above, standard parts used by the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolts, screws and welding in the prior art, and the circuit connection adopts conventional connection modes in the prior art, and the description is omitted here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An operation table with adjustable length comprises a base, a controller fixed on the base, and a fixed cushion arranged on the upper part of the base; characterized by further comprising: the extension assembly comprises a mounting shell, a bidirectional driving assembly and a leveling assembly, wherein the mounting shell is fixed on a base, the bidirectional driving assembly and the leveling assembly are arranged in the mounting shell, the bidirectional driving assembly comprises a bidirectional driving rod, the bidirectional driving rod is indirectly driven by a motor, two threaded driving pairs with opposite movement directions are arranged on the bidirectional driving rod, each threaded driving pair comprises a screw rod and a nut matched with the screw rod, the nut is movably connected with one end of the driving rod, the leveling assembly comprises a movable bracket and a movable cushion arranged in the movable bracket, the movable bracket is movably matched with the inner side edge of the mounting shell, an electric lifting mechanism capable of driving the movable cushion to move up and down is arranged between the movable bracket and the movable cushion, and the inner side edge of the movable bracket is movably connected with the other end of the driving rod.

2. A length adjustable surgical table according to claim 1, wherein: the two-way driving assembly and the leveling assembly which are arranged in the installation shell are divided into two groups, are respectively arranged at two ends of the inner cavity of the installation shell, and are symmetrically arranged.

3. A length adjustable surgical table according to claim 1, wherein: the two bidirectional driving rods are driven by the equal ratio transmission mechanism, so that synchronous rotation of the two bidirectional driving rods is realized.

4. A length adjustable surgical table according to claim 2 or 3, wherein: the bidirectional driving rod is driven by the motor through a bevel gear driving pair, a driving wheel of the bevel gear driving pair is arranged on an output shaft of the motor, a driven wheel of the bevel gear driving pair is arranged on the bidirectional driving rod, and two ends of the bidirectional driving rod are respectively and movably connected with the side edges of the installation shell.

5. A length adjustable surgical table according to claim 1 or 2, characterized in that: the electric lifting mechanism comprises an upper fixing block, a lower fixing plate, a cross supporting rod and an electric telescopic rod, wherein the upper fixing block is fixed on the lower surface of a fixed soft cushion, the lower fixing plate is fixed on a movable bracket, one end of the electric telescopic rod is fixed on the lower fixing plate, the other end of the electric telescopic rod is fixed in the middle of a sliding block, two upper ends of the cross supporting rod are respectively and slidably connected with the upper fixing block, one of two lower ends of the cross supporting rod is movably connected with the lower fixing plate, and the other end of the cross supporting rod is movably connected with the sliding block.

6. The adjustable length surgical table of claim 5, wherein: the upper fixing block and the lower fixing plate are respectively provided with a second chute and a first chute, the two upper ends of the cross supporting rods are respectively provided with an upper roller, the upper rollers are arranged in the second chute of the upper fixing block, the lower part of the sliding block is movably provided with a lower roller, and the lower roller is arranged in the first chute of the lower fixing plate.