CN110368251B

CN110368251B - Operating table capable of being automatically adjusted from horizontal position to lithotomy position

Info

Publication number: CN110368251B
Application number: CN201910748226.2A
Authority: CN
Inventors: 张连刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2022-05-17
Anticipated expiration: 2039-08-14
Also published as: CN110368251A

Abstract

The invention discloses an operating bed capable of being automatically adjusted from a horizontal position to a lithotomy position, which comprises a base, a pillar, a head bed plate, a waist bed plate, a thigh bed plate, a shank bed plate, an adjusting mechanism, a turbine screw lifter and a stepping motor, wherein the base is provided with a support; through turbine screw rod lift, spherical universal joint, the scalable universal joint of two-section formula jointly acts on shank portion bed board, recycle single-section formula universal joint and connect second thigh portion bed board, the flexible automation that second thigh portion bed board and first thigh portion bed board meet the distance through the air spring is adjusted, can convert the flat position into the lithotomy position automatically, need not go up the leg frame, thigh portion leg plate area and shank portion leg plate area design into concave arc surface structure, easily the fixed and increase patient's comfort of patient's position, it is very convenient to make through clothes perineum joint rectum cancer excision, the patient's of intracardiac sacculus hemostasis etc. puts the position after gynaecology and obstetrics's cesarean section, high work efficiency, patient's misery and medical cost have been reduced.

Description

Operating table capable of being automatically adjusted from horizontal position to lithotomy position

Technical Field

The invention relates to the technical field of ankle joint support, in particular to an operating table capable of being automatically adjusted from a horizontal position to a lithotomy position.

Background

The operation table is also called as an operation table, can support the patient in the operation process, and adjust the position according to the operation needs, provide convenient operation environment for the doctor, the operation table belongs to the basic equipment of operating room, the doctor of hospital is when doing operations such as anus intestines, woman's obstetrics, present traditional operation table uses the leg frame, this kind of leg frame needs nurse or assistant to embrace patient's leg earlier, then go up the shelf, go up shelf in-process shelf and drop easily, go up the shelf and put the position after, it is just very troublesome to have spread the disinfection piece of cloth and put the position again in the art, medical staff's work load has been increased, also increase medical safety hidden danger. And the leg part of the traditional operation bed is a flat plate, and the leg part of the bed is not beneficial to the positioning of the operations such as the obstetrics and gynecology and the anorectal surgery, and the discomfort of the patient is increased.

Disclosure of Invention

The invention aims to provide an operating table capable of being automatically adjusted from a horizontal position to a lithotomy position.

In order to achieve the purpose, the technical solution of the invention is as follows: an operating bed capable of being automatically adjusted from a horizontal position to a lithotomy position comprises a base, a pillar, a head bed plate, a waist bed plate, a thigh bed plate, a shank bed plate, an adjusting mechanism, a turbine screw lifter and a stepping motor.

The head bed plate is provided with a head cushion, the waist bed plate is provided with a waist mattress, the head bed plate and the waist bed plate are connected into a whole, two thigh bed plates with the same structure and forming an included angle are respectively hinged with the waist bed plate through two hinges at the other end of the waist bed plate, the other end of each thigh bed plate is connected with a first connecting pipe of a single-joint universal joint arranged on the single-joint universal joint, a second connecting pipe of the single-joint universal joint arranged on the single-joint universal joint is connected with a shank bed plate, shank plate strips are arranged on the two shank bed plates, the bottom surface of each shank bed plate is mechanically connected with an adjusting mechanism, the top end of a threaded rod arranged on a turbine screw lifter is arranged in an adapter arranged on a lifting platform, a bottom barrel arranged on the turbine screw lifter is arranged at one end of a base, and the motor shaft of a stepping motor is connected with a turbine shaft of the turbine screw lifter, two step motors are all installed on the support, one end of the support installation base is provided with four supporting columns, and the other ends of the four supporting columns are fixedly connected with the bottom surface of the waist bed plate.

Furthermore, the thigh bed board comprises a first thigh bed board, a second thigh bed board, an air spring and a single-joint universal joint;

the first thigh bed board is provided with a first thigh leg plate strip, the second thigh bed board is provided with a second thigh leg plate strip, two air springs are arranged in the first thigh bed board opposite to the hinge, the top ends of air spring piston rods arranged on the air springs are connected with the second thigh bed board, the other end of the second thigh bed board (namely the other end of the thigh bed board) is connected with a first connecting pipe of a single-joint universal joint arranged on the single-joint universal joint, and a second connecting pipe of the single-joint universal joint arranged on the single-joint universal joint is connected with the shank bed board; the cross sections of the first thigh leg plate strip and the second thigh leg plate strip have the same or similar concave cambered surface structures.

Still further, the adjusting mechanism comprises a spherical universal joint, a double-joint type telescopic universal joint and a lifting platform;

the two ends of the bottom surface of the lifting platform are respectively provided with a linear bearing, one end of a guide column penetrates through the linear bearing and a guide hole arranged on the lifting platform, the other end of the guide column is arranged on a base, a disk seat arranged on a spherical universal joint is arranged at the center position of the front surface of the lifting platform, a lower universal joint second connecting pipe arranged on a lower universal joint of three double-joint type telescopic universal joints is uniformly arranged on the lifting platform at the periphery of the disk seat, a lower universal joint first connecting pipe arranged on the lower universal joint of the double-joint type telescopic universal joint is welded with a telescopic rod into a whole, the other end of the telescopic rod is arranged in the telescopic pipe, the other end of the telescopic pipe is connected with an upper universal joint, a screw pin is arranged on the telescopic pipe, the upper part of the spherical universal joint is provided with a cylinder, one end of a connecting rod penetrates through a through hole arranged on a round cover and is connected with a spherical body, and the other end of the connecting rod is connected with a connecting head, the spherical body is arranged in the containing cavity of the cylinder through the threaded connection mode of the top cover and the cylinder, the top end of the connector is arranged at the center of the front face of the bottom surface of the shank part bed plate, and the upper universal joint connecting pipes arranged on the upper universal joints of the three double-joint type telescopic universal joints are uniformly arranged on the bottom surface of the shank part bed plate on the periphery of the connector.

The working principle of the invention is as follows: when the device is used, the stepping motor is connected with an external controller, the external controller is used for controlling the anticlockwise operation of the two stepping motors, the stepping motor drives the turbine shaft of the turbine screw rod lifter to operate, the threaded rod 81 of the turbine screw rod lifter descends to operate, the linear bearing arranged on the lifting platform descends along the guide column through the adapter, the air spring piston rod of the air spring 53 retracts inwards, the descending edges of the shank bed plate and the second thigh bed plate are flattened, the distance between the second thigh bed plate and the first thigh bed plate is slowly shortened, after flattening, a patient lies on the surgical bed, a body position is placed as required, the external controller is used for controlling the clockwise operation of the two stepping motors, the stepping motor drives the turbine shaft of the turbine screw rod lifter to operate, the threaded rod of the turbine screw rod lifter ascends to operate, the linear bearing arranged on the lifting platform ascends along the guide column through the adapter, the gas spring piston rod of the gas spring extends outwards, the leg part bed board and the second thigh part bed board edge rise to form an included angle, the distance between the second thigh part bed board and the first thigh part bed board is gradually increased until a patient positions the patient, the appropriate fine adjustment can be performed by rotating the leg part bed board up and down or rotating the leg part bed board left and right through the combined action of the spherical universal joint of the adjusting mechanism 7, the double-joint telescopic universal joint and the single-joint universal joint, and after the leg part bed board is adjusted to a proper position, the telescopic rod is locked through the screw pin, and the fine adjustment position is fixed.

The beneficial effects of the invention are: the invention jointly acts on the shank bed board through the turbine screw lifter, the spherical universal joint and the double-joint telescopic universal joint, and then the single-joint universal joint is utilized to be connected with the second thigh bed board, the visible distance between the second thigh bed board and the first thigh bed board is automatically adjusted through the expansion of the air spring, the horizontal position can be automatically converted into the lithotomy position, a leg frame is not needed, the thigh leg plate strip and the shank leg plate strip are designed into a concave cambered surface structure, the fixation of the patient position and the comfort of the patient are easy to increase, the patient positioning positions of the patient such as excision of perineal combined rectal cancer and the intrauterine sacculus hemostasis after gynaecology and obstetrics are convenient, the working efficiency is high, and the pain and the medical expense of the patient are reduced.

Drawings

The invention is further described with reference to the following figures and detailed description.

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view of a calf plate with a cover of the present invention;

figure 4 is a cross-sectional view of the thigh panel strap cover of the present invention.

In the figure: 1. a base, 2, a pillar, 3, a head bed board, 31, a head mattress, 4, a waist bed board, 41, a waist mattress, 42, a hinge, 5, a thigh bed board, 51, a first thigh bed board, 511, a first thigh leg board band, 52, a second thigh bed board, 521, a second thigh leg board band, 53, a gas spring, 531, a gas spring piston rod, 54, a single joint universal joint, 541, a single joint universal joint first connecting pipe, 542, a single joint universal joint second connecting pipe, 6, a shank bed board, 61, a shank leg board band, 7, an adjusting mechanism, 71, a ball universal joint, 711, a disc seat, 712, a cylinder, 713, a round cover, 714, a sphere, 715, a connecting rod, 716, a connector, 72, a double joint telescopic universal joint, 721, an upper universal joint, 722, an upper universal joint, 723. The telescopic pipe comprises a 7231, a screw pin, 724, a telescopic rod, 725, a first lower universal joint connecting pipe, 726, a lower universal joint, 727, a second lower universal joint connecting pipe, 73, a lifting platform, 731, a linear bearing, 732, a guide column, 733, an adapter, 8, a turbine screw lifter, 81, a threaded rod, 82, a turbine shaft, 83, a bottom barrel, 9, a stepping motor, 91 and a support.

Detailed Description

As shown in the attached drawing, the operating bed capable of automatically adjusting from a horizontal position to a lithotomy position comprises a base 1, a pillar 2, a head bed plate 3, a waist bed plate 4, a thigh bed plate 5, a shank bed plate 6, an adjusting mechanism 7, a turbine screw lifter 8 and a stepping motor 9.

The head bed plate 3 is provided with a head cushion 31, the waist bed plate 4 is provided with a waist mattress 41, the head bed plate 3 and the waist bed plate 4 are connected into a whole, two thigh bed plates 5 with the same structure and forming an included angle are respectively hinged with the waist bed plate 4 through two hinges 42 at the other end of the waist bed plate 4, the other end of each thigh bed plate 5 is connected with a single-joint universal joint first connecting pipe 541 arranged on a single-joint universal joint 54, a single-joint universal joint second connecting pipe 542 arranged on the single-joint universal joint 54 is connected with a shank bed plate 6, the two shank bed plates 6 are respectively provided with a shank leg plate 61, the bottom surface of each shank bed plate 6 is mechanically connected with an adjusting mechanism 7, the top end of a threaded rod 81 arranged on a worm screw lifter 8 is arranged in an adapter 733 arranged on a lifting platform 73, a bottom cylinder 83 arranged on the worm screw lifter 8 is arranged at one end of a base 1, a motor shaft of the stepping motor 9 is connected with a turbine shaft 82 of the turbine screw lifter 8 through a shaft, the two stepping motors 9 are both installed on a support 91, the support 91 is installed at one end of a base 1, the other end of the base 1 is provided with four supporting columns 2, and the other ends of the four supporting columns 2 are fixedly connected with the bottom surface of the waist bed plate 4.

Further, the thigh bed board 5 comprises a first thigh bed board 51, a second thigh bed board 52, a gas spring 53 and a single-joint universal joint 54;

the first thigh bed board 51 is provided with a first thigh leg plate strip 511, the second thigh bed board 52 is provided with a second thigh leg plate strip 521, two gas springs 53 are arranged in the first thigh bed board 51 opposite to the hinge 42, the top ends of gas spring piston rods 531 arranged on the gas springs 53 are connected with the second thigh bed board 52, the other end of the second thigh bed board 52 (namely the other end of the thigh bed board 5) is connected with a single-joint universal joint first connecting pipe 541 arranged on a single-joint universal joint 54, and a single-joint universal joint second connecting pipe 542 arranged on the single-joint universal joint 54 is connected with the calf bed board 6;

the cross sections of the first thigh leg plate strip 511 and the second thigh leg plate strip 521 have the same or similar concave cambered surface structures.

Still further, the adjusting mechanism 7 comprises a spherical universal joint 71, a double-joint telescopic universal joint 72 and a lifting platform 73;

two ends of the bottom surface of the lifting platform 73 are respectively provided with a linear bearing 731, one end of a guiding column 732 penetrates through the linear bearing 731 and a guiding hole arranged on the lifting platform 73, the other end of the guiding column 732 is arranged on the base 1, a disk seat 711 arranged on a spherical universal joint 71 is arranged at the center position of the front surface of the lifting platform 73, a lower universal joint second connecting pipe 727 arranged on a lower universal joint 726 of three double-joint type telescopic universal joints 72 is uniformly arranged on the lifting platform 73 at the periphery of the disk seat 711, a lower universal joint first connecting pipe 725 arranged on the lower universal joint 726 of the double-joint type telescopic universal joint 72 is welded with a telescopic rod 724 into a whole, the other end of the telescopic rod 724 is arranged in a telescopic pipe 723, the other end of the telescopic pipe 723 is connected with an upper universal joint 722, a screw pin 7231 is arranged on the telescopic pipe 723, a cylinder 712 is arranged on the upper part of the spherical universal joint 71, one end of a connecting rod 715 passes through a through hole formed in the round cover 713 and is connected with the spherical body 712, the other end of the connecting rod 715 is connected with a connecting head 716, the spherical body 712 is arranged in the cavity of the cylindrical body 712 by the top cover 713 and the cylindrical body 712 in a threaded connection mode, the top end of the connecting head 716 is arranged at the center of the front surface of the bottom surface of the shank part bed plate 6, and an upper universal joint connecting pipe 721 arranged on an upper universal joint 722 of the three double-joint type telescopic universal joints 72 is uniformly arranged on the bottom surface of the shank part bed plate 6 at the periphery of the connecting head 716.

When in use, the stepping motor 9 is connected with an external controller, the external controller is used for controlling the anticlockwise operation of the two stepping motors 9, the stepping motor 9 drives the turbine shaft 82 of the turbine screw rod lifter 8 to operate, the threaded rod 81 of the turbine screw rod lifter 8 descends, the linear bearing 731 arranged on the lifting platform 73 descends along the guide column 732 through the adapter 733, the air spring piston rod 531 of the air spring 53 retracts inwards, the lower leg bed plate 6 and the second thigh bed plate 52 descend and flatten, the distance between the second thigh bed plate 52 and the first thigh bed plate 51 is gradually shortened, after flattening, a patient lies on the operation bed, a body position is placed as required, the external controller is used for controlling the clockwise operation of the two stepping motors 9, the stepping motor 9 drives the turbine shaft 82 of the turbine screw rod lifter 8 to operate, the threaded rod 81 of the turbine screw rod lifter 8 ascends and operates, the linear bearing 731 arranged on the lifting table 73 rises along the guide column 732 through the adapter 733, the gas spring piston rod 531 of the gas spring 53 extends outwards, the leg bed plate 6 and the second thigh bed plate 52 form an included angle by rising edges, the distance between the second thigh bed plate 52 and the first thigh bed plate 51 gradually increases until the patient is in a posture, the leg bed plate 6 can be rotated up and down or rotated left and right to perform proper fine adjustment by utilizing the combined action of the spherical universal joint 7, the double-joint type telescopic universal joint 72 and the single-joint type universal joint 54 of the adjusting mechanism 7, after the leg bed plate 6 is adjusted to a proper position, the telescopic rod 724 is locked by utilizing the screw pin 7231, and the position of the fine adjustment is fixed.

The above-mentioned embodiments are merely descriptions 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 should fall within the protection scope defined by the claims of the present invention.

Claims

1. An operating table capable of being automatically adjusted from a horizontal position to a lithotomy position is characterized in that: the operating bed capable of being automatically adjusted from the horizontal position to the lithotomy position comprises a base (1), a pillar (2), head bed plates (3) and (3), a waist bed plate (4), thigh bed plates (5), shank bed plates (6), an adjusting mechanism (7), a turbine screw lifter (8) and a stepping motor (9); the head bed plate (3) is provided with a head mattress (31), the waist bed plate (4) is provided with a waist mattress (41), the head bed plate (3) and the waist bed plate (4) are connected into a whole, two thigh bed plates (5) with the same structure and forming an included angle are respectively connected with the waist bed plate (4) through two hinges (42), the other end of each thigh bed plate (5) is connected with a single-joint universal joint first connecting pipe (541) arranged on a single-joint universal joint (54), a single-joint universal joint second connecting pipe (542) arranged on the single-joint universal joint (54) is connected with a shank bed plate (6), shank leg plate strips (61) are arranged on the two shank bed plates (6), the bottom surface of each shank bed plate (6) is mechanically connected with an adjusting mechanism (7), the top end of a threaded rod (81) arranged on a turbine screw rod lifter (8) is arranged in an adapter (733) arranged on a lifting platform (73), a bottom barrel (83) arranged on the turbine screw rod lifter (8) is arranged at one end of a base (1), a motor shaft of a stepping motor (9) is connected with a turbine shaft (82) of the turbine screw rod lifter (8) through a shaft, the two stepping motors (9) are arranged on a support (91), the support (91) is arranged at one end of the base (1), the other end of the base (1) is provided with four supporting columns (2), and the other ends of the four supporting columns (2) are fixedly connected with the bottom surface of a waist bed plate (4); the thigh bed board (5) comprises a first thigh bed board (51), a second thigh bed board (52), a gas spring (53) and a single-joint universal joint (54); a first thigh leg plate strip (511) is arranged on the first thigh leg bed plate (51), a second thigh leg plate strip (521) is arranged on the second thigh leg bed plate (52), two air springs (53) are arranged in the first thigh bed plate (51) opposite to the hinge (42), the top ends of air spring piston rods (531) arranged on the air springs (53) are connected with the second thigh bed plate (52), the other end of the second thigh bed plate (52) is connected with a single-joint universal joint first connecting pipe (541) arranged on a single-joint universal joint (54), and a single-joint universal joint second connecting pipe (542) arranged on the single-joint universal joint (54) is connected with the shank bed plate (6); the cross sections of the first thigh leg plate strip (511) and the second thigh leg plate strip (521) have the same or similar concave cambered surface structures; the adjusting mechanism (7) comprises a spherical universal joint (71), a double-joint type telescopic universal joint (72) and a lifting platform (73); two ends of the bottom surface of the lifting platform (73) are respectively provided with a linear bearing (731), one end of a guide column (732) penetrates through the linear bearing (731) and a guide hole arranged on the lifting platform (73), the other end of the guide column (732) is arranged on the base (1), a disk seat (711) arranged on a spherical universal joint (71) is arranged at the center position of the front surface of the lifting platform (73), a lower universal joint second connecting pipe (727) arranged on a lower universal joint (726) of three double-joint type telescopic universal joints (72) is uniformly arranged on the lifting platform (73) at the periphery of the disk seat (711), a lower universal joint first connecting pipe (725) arranged on the lower universal joint (726) of the double-joint type telescopic universal joint (72) is welded with a telescopic rod (724) into a whole, the other end of the telescopic rod (724) is arranged in a telescopic pipe (723), and the other end of the telescopic pipe (723) is connected with an upper universal joint (722), a screw pin (7231) is arranged on an extension tube (723), a cylinder (712) is arranged at the upper part of a spherical universal joint (71), one end of a connecting rod (715) penetrates through a through hole formed in a round cover (713) and is connected with a sphere (714), the other end of the connecting rod (715) is connected with a connecting head (716), the sphere (714) is placed in a containing cavity of the cylinder (712) by a top cover and the cylinder (712) in a threaded connection mode, the top end of the connecting head (716) is installed at the front center position of the bottom surface of the shank bed plate (6), and an upper universal joint connecting tube (721) arranged on an upper universal joint (722) of three double-joint telescopic universal joints (72) is uniformly installed on the bottom surface of the shank bed plate (6) at the periphery of the connecting head (716); the step motor (9) is connected with an external controller, the external controller is used for controlling the anticlockwise operation of the two step motors (9), the step motor (9) drives a turbine shaft (82) of a turbine screw lifter (8) to operate, a threaded rod (81) of the turbine screw lifter (8) descends, a linear bearing (731) arranged on a lifting platform (73) descends along a guide column (732) through an adapter (733), a gas spring piston rod (531) of a gas spring (53) retracts inwards, a shank bed plate (6) and a second thigh bed plate (52) are flattened while descending, the distance between the second thigh bed plate (52) and a first thigh bed plate (51) is slowly shortened, after flattening, a patient lies on an operation bed, a body position is placed as required, the external controller is used for controlling the clockwise operation of the two step motors (9), and the step motor (9) drives the turbine screw lifter (82) of the turbine screw lifter (8) to operate, a threaded rod (81) of the worm screw lifter (8) ascends to run, a linear bearing (731) arranged on a lifting platform (73) ascends along a guide column (732) through an adapter (733), a gas spring piston rod (531) of a gas spring (53) extends outwards, a leg bed plate (6) and a second thigh bed plate (52) are lifted to form an included angle, the distance between the second thigh bed plate (52) and a first thigh bed plate (51) is gradually increased until a patient positions, the leg bed plate (6) can be rotated up and down or rotated left and right by the combined action of a spherical universal joint, a double-joint telescopic universal joint (72) and a single-joint universal joint (54) of an adjusting mechanism (7) to perform proper fine adjustment, and after the leg bed plate is adjusted to a proper position, a telescopic rod (724) is locked by a screw pin (7231), and carrying out fine adjustment position fixing.