CN113081628A

CN113081628A - Special sandy beach chair position operation table of shoulder joint operation

Info

Publication number: CN113081628A
Application number: CN202110393692.0A
Authority: CN
Inventors: 张俊娟; 刘琛; 李佳佳; 贾田田; 韩瑞娟
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-07-09

Abstract

The beach chair position operating table special for shoulder joint operation comprises a base, wherein four universal wheels are arranged at the bottom of the base, the upper surface of the base is connected with a hip seat plate through two groups of lifting hydraulic cylinders, the two groups of lifting hydraulic cylinders are arranged side by side in the front and back, an outer box body is fixed on the upper surface of the base, the two groups of lifting hydraulic cylinders are positioned in the outer box body, and the top of the outer box body is connected with the bottom surface of the hip seat plate through a telescopic sleeve; in conclusion, the posture support of the operating table can be changed according to the situation so as to meet the operation requirement, the hip seat plate, the backrest plate, the armpit support, the arm support plate, the leg support plate and the foot support plate can be adjusted at multiple angles, the use is flexible and convenient, the overall result design is reasonable, and convenience is provided for shoulder arthroscope operation.

Description

Special sandy beach chair position operation table of shoulder joint operation

Technical Field

The invention belongs to the technical field of medical treatment, and particularly relates to a beach chair position operating bed special for shoulder joint operation.

Background

Because the shoulder joint anatomical structure is special, when patients suffering from shoulder arthritis, biceps brachii muscle fracture, osteoarthritis and the like perform a shoulder arthroscopic surgery, a beach position is usually adopted, namely a beach chair position, which is a supine position with the upper half height on the plane of an operating table, the trunk of a human body is generally lifted up to form a certain included angle with the lower limbs, the hip is bent by 90-110 degrees, and the knee joint is bent by 20-30 degrees, so that the hip is positioned at the lowest point; this position was first presented in the AO school (academic organization for study of internal fixation of fractures) surgical procedures. The AO school idea is widely exchanged, the 'sand beach position' adopted in the operation is also widely applied, and the 'sand beach position' is found to be used in the orthopedic shoulder arthroscopy operation, so that the operation field is exposed, the affected limb is moved in the operation, and the like.

The existing commonly used position frame for shoulder arthroscopy operation only depends on a support frame to pull the upper limbs of a patient, and the adjustment of the beach position also depends on an adjustable sickbed to assist, but the sickbed is adopted to assist, so that the operation of medical staff is inconvenient. Therefore, an operating table which is convenient for adjusting the position of the sandy beach and is convenient for medical staff to carry out shoulder arthroscopy operation is needed.

Disclosure of Invention

The invention provides a beach chair position operating bed special for shoulder joint operation, which is convenient for doctors to adjust the position of a beach chair in order to solve the defects in the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme: a beach chair position operating table special for shoulder joint operation comprises a base, wherein four universal wheels are arranged at the bottom of the base, the upper surface of the base is connected with a hip seat plate through two groups of hydraulic lifting cylinders which are arranged side by side in the front-back direction, an outer box body is fixed on the upper surface of the base, the two groups of hydraulic lifting cylinders are positioned in the outer box body, the top of the outer box body is connected with the bottom surface of the hip seat plate through a telescopic sleeve, the front part of the hip seat plate is connected with a back plate through a first angle adjusting assembly, the first angle adjusting assembly can adjust the angle between the hip seat plate and the back plate, the appearance of the back plate is T-shaped, the back plate is provided with two shoulder plates, the two shoulder plates are arranged in bilateral symmetry, the lower end of each shoulder plate is hinged on the back plate through a pin shaft, the back surface of the upper end of each shoulder plate is hinged with a movable bolt, the back surface, the movable bolt can rotate into the clamping sleeve around a hinge point;

the upper part of the backrest plate is connected with a head support piece through a connecting piece, the head support piece comprises a afterbrain support, the left side and the right side of the afterbrain support are respectively connected with temporal side plates, one temporal side plate is connected with a forehead binding belt, the end part of the forehead binding belt is connected with the other temporal side plate through a magic tape, and a mandible binding belt is connected between the two temporal side plates;

the rear part of the hip seat plate is connected with a leg supporting plate through a second angle adjusting assembly; the left side and the right side of the outer box body are respectively connected with an arm supporting plate through a lifting assembly, the lifting assembly is used for adjusting the height of the arm supporting plate, and two arm binding belts are connected to the arm supporting plate;

the hip seat plate, the backrest plate, the shoulder plate, the afterbrain support, the temporal side plate, the leg support plate and the arm support plate are all provided with sponge cushions.

The upper surface of the backrest plate is provided with a waist pillow cushion.

The first angle adjusting assembly comprises a speed reducing motor and a rotating shaft, the speed reducing motor is installed on the bottom surface of the front end of the hip seat plate, a first gear is installed on a main shaft of the speed reducing motor, two ends of the rotating shaft are rotatably installed on the bottom surface of the front end of the hip seat plate, the length of the rotating shaft is equal to the width of the hip seat plate, a second gear is fixed in the middle of the rotating shaft, the first gear is meshed with the second gear, two ends of the rotating shaft are respectively connected with the bottom surface of the rear end of the backrest plate through a group of hinged parts, each hinged part comprises a vertical rod and an arc-shaped rod, the vertical rod is fixedly connected with the arc-shaped rod, the end part of the vertical rod is;

the second angle adjusting component is the same as the first angle adjusting component in structure, and a speed reduction motor of the second angle adjusting component is installed on the bottom surface of the rear end of the hip seat plate.

The connecting piece comprises a mounting sleeve, the mounting sleeve is vertically fixed on the bottom surface of the front part of the back plate, an insertion hole is formed in the mounting sleeve, the insertion hole is arranged along the radial direction of the mounting sleeve, a vertical square pipe is inserted into the insertion hole, the mounting sleeve is provided with an internal thread, a first handle bolt is connected to the mounting sleeve through the internal thread, and the inner end of the first handle bolt is in pressure contact with the top of the vertical square pipe;

the upper end of the vertical pipe is connected with a connecting rod through a second handle bolt and a nut, and the end part of the connecting rod is connected with the afterbrain support through a ball hinge.

The lifting assembly comprises a lifting rod, a first electric cylinder and a second electric cylinder, the lifting rod comprises a straight rod part and an arc rod part, the lifting rod is hinged to the outer box body through a short shaft, the short shaft is arranged at the joint of the straight rod part and the arc rod part, the upper end of the straight rod part is hinged to the bottom surface of the arm support plate, the end part of the cylinder body of the first electric cylinder is hinged to the outer box body, the end part of the push rod of the first electric cylinder is hinged to the end part of the arc rod part, a first accommodating groove is formed in the upper surface of the straight rod part, the end part of the cylinder body of the second electric cylinder is hinged to the first accommodating groove, and the end part of the push rod of the second.

The leg supporting plate is provided with a foot supporting plate which is perpendicular to the leg supporting plate.

A second accommodating groove is formed in the leg supporting plate, the foot supporting plate is located in the second accommodating groove and matched with the second accommodating groove, and a rack is arranged on the back of the foot supporting plate; a mounting cavity is arranged in the leg supporting plate, a first mounting shaft, a second mounting shaft and a third mounting shaft are rotatably mounted in the mounting cavity, a third gear is mounted on the first mounting shaft, a fourth gear is mounted on the second mounting shaft, a fifth gear is mounted on the third mounting shaft, the fourth gear is respectively meshed with the third gear and the fifth gear, the fifth gear is meshed with the rack, the first mounting shaft penetrates out of the leg supporting plate, and a hand wheel is mounted at the end of the first mounting shaft;

still be provided with the locating part on the shank layer board, the locating part includes gag lever post and two round hole boards, and two round hole boards are fixed on the shank layer board, and the gag lever post passes two round hole boards, are fixed with the fender ring on the gag lever post, and the fender ring is located between two round hole boards, and the cover is equipped with first compression spring on the gag lever post, and a tip of gag lever post is provided with the handle, and the other end roof pressure is in the tooth's socket of rack under first compression spring's elasticity.

The back of back plate is fixed with two fixed covers, sets up side by side about two fixed covers, wears to be equipped with square pipe in two fixed covers, and a tip of square pipe is connected with the armpit through third angle adjusting part and holds in the palm, and third angle adjusting part is used for adjusting the contained angle between armpit support and the horizontal plane, and threaded connection has the roof pressure bolt on every fixed cover, the tip and the square pipe roof pressure cooperation of roof pressure bolt.

The third angle adjusting assembly comprises an installation column and an installation plate, the installation plate is fixed on the rear end face of the armpit support, a ratchet ring is arranged on the installation plate, the installation column is fixed on the end portion of the square tube, two insertion slots are formed in the installation column, the two insertion slots are oppositely arranged, and a ratchet is correspondingly inserted into each insertion slot; the end face of the mounting column is provided with two long holes which are respectively communicated with the two slots correspondingly, a short rod is fixed on each ratchet and penetrates through the long holes, each short rod is connected with a connecting rod, the end part of each connecting rod is fixed with a pinching handle, the pinching handles are provided with round holes, a guide rod penetrates between the two pinching handles, two ends of each guide rod are provided with limiting heads, the guide rods penetrate through the round holes of the pinching handles, and the guide rods are sleeved with second compression springs;

the mounting column is inserted in the ratchet ring of the mounting plate, and the two ratchets are correspondingly clamped in the ratchet ring.

By adopting the technical scheme, the invention has the following beneficial effects:

(1) the invention enables the leg supporting plate, the hip seat plate and the backrest plate to reach the position of the operation beach chair by operating two groups of lifting hydraulic cylinders, a first angle adjusting assembly and a second angle adjusting assembly so as to carry out shoulder arthroscopy operation, wherein the first angle adjusting assembly is used for connecting the hip seat plate and the backrest plate and can adjust the inclination of the backrest plate by relying on the first angle adjusting assembly, the second angle adjusting assembly is used for connecting the hip seat plate and the leg supporting plate and can adjust the inclination of the leg supporting plate by relying on the second angle adjusting assembly; the whole structure is reasonable in design and convenient to adjust;

(2) in order to prevent the waist of the patient from being suspended when the patient is in the position of the beach chair, the upper surface of the backrest plate is also provided with a waist pillow cushion to support and protect the waist of the patient;

(3) in order to enable the head support piece to better provide support and fixation for the head of a patient, the invention provides a connecting piece, which can adjust the inclination of the height of the head support piece;

(4) the two arm supporting plates are in lower positions when not used, and can be lifted by the lifting assembly when required to be used;

(5) in order to prevent the patient from sliding down and moving, the feet of the patient are supported during the operation, the embodiment is provided with a foot supporting plate on the leg supporting plate;

(6) the armpit support is designed for supporting armpits of a patient during operation, and the supporting angle of the armpit support can be adjusted through the third angle adjusting assembly;

in conclusion, the hip seat plate, the backrest plate, the armpit support, the arm support plate, the leg support plate and the foot support plate can be adjusted at multiple angles, the use is flexible and convenient, the overall result design is reasonable, and convenience is provided for shoulder arthroscope surgery.

Drawings

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

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic view of the connection of the hip seat plate, the back plate and the leg rest;

FIG. 4 is an enlarged view at B in FIG. 3;

FIG. 5 is a schematic view of the mounting of the third gear, fourth gear, fifth gear and foot support plate;

fig. 6 is an enlarged view at C in fig. 5.

FIG. 7 is a schematic structural view of a third angle adjustment assembly;

FIG. 8 is a schematic view of the construction of the mounting plate;

FIG. 9 is an end view of the mounting post;

FIG. 10 is an end view of the mounting post with the connecting rod removed;

FIG. 11 is a cross-sectional view of the mounting post.

Detailed Description

As shown in fig. 1-11, the beach chair position operating table special for shoulder joint operation comprises a base 1, wherein four universal wheels 2 are arranged at the bottom of the base 1, the universal wheels 2 are convenient for a moving device to use, the upper surface of the base 1 is connected with a hip seat plate 4 through two groups of lifting hydraulic cylinders 3, the two groups of lifting hydraulic cylinders 3 are arranged side by side in the front and back direction, an outer box body 5 is fixed on the upper surface of the base 1, the two groups of lifting hydraulic cylinders 3 are positioned in the outer box body 5, and the top of the outer box body 5 is connected with the bottom surface of the hip seat plate 4 through a telescopic sleeve; the hip seat plate 4 is used for supporting the hip and the thighs of a patient, the two groups of lifting hydraulic cylinders 3 synchronously work to finish the lifting and descending actions of the hip seat plate 4, one group of lifting hydraulic cylinders 3 works to finish the inclination adjustment of the hip seat plate 4, and finally the hip and the thighs of the patient reach proper operation positions;

the front part of the hip seat plate 4 is connected with a back plate 7 through a first angle adjusting assembly, the first angle adjusting assembly can adjust the angle between the hip seat plate 4 and the back plate 7, and the first angle adjusting assembly is used for connecting the hip seat plate 4 and the back plate 7 on one hand and adjusting the inclination angle of the back plate 7 on the other hand; the shape of the backrest plate 7 is T-shaped, two shoulder plates 8 are arranged on the backrest plate 7, the two shoulder plates 8 are arranged in bilateral symmetry, the lower end of each shoulder plate 8 is hinged to the backrest plate 7 through a pin shaft 9, the back of the upper end of each shoulder plate 8 is hinged to a movable bolt 10, two cutting sleeves 11 are fixed on the back of the upper end of the backrest plate 7, the movable bolts 10 on the back of the two shoulder plates 8 respectively correspond to the two cutting sleeves 11, and the movable bolts 10 can rotate around hinge points to the inside of the cutting sleeves 11; for example, when an operation needs to be performed on the left shoulder of a patient, the left shoulder plate 8 is put down around the pin shaft 9, the right shoulder plate 8 is fixed with the backrest plate 7 through the matching of the movable bolt 10 and the cutting sleeve 11, and the right shoulder plate 8 plays a role in supporting the right shoulder of the patient;

the upper part of the backrest plate 7 is connected with a head support piece through a connecting piece, the head support piece comprises a afterbrain support 12, the left side and the right side of the afterbrain support 12 are respectively connected with temporal side plates 13, one temporal side plate 13 is connected with a forehead band 14, the end part of the forehead band 14 is connected with the other temporal side plate 13 through a magic tape, and a mandible band 15 is connected between the two temporal side plates 13; when the head fixing device is used, the head of a patient is placed on the back brain support 12, the temporal side plate 13 is tightly attached to the temporal part of the patient, then the head of the patient is fixed by the forehead binding band 14, and the lower jaw binding band 15 is used for fixing the lower jaw of the patient; the head support piece is used for supporting the head of a patient, so that the fatigue injury of cervical vertebra support of the patient caused by long-time operation is avoided, and the forehead binding band 14 and the mandible binding band 15 are used for limiting the forehead and the mandible of the patient, so that the head of the patient is prevented from swinging left and right during the operation;

the rear part of the hip seat plate 4 is connected with a leg supporting plate 17 through a second angle adjusting assembly 16, and the second angle adjusting assembly 16 is used for connecting the hip seat plate 4 and the leg supporting plate 17 on one hand and adjusting the inclination angle of the leg supporting plate 17 on the other hand; the left side and the right side of the outer box 5 are respectively connected with an arm supporting plate 18 through a lifting assembly, the arm supporting plate 18 is used for supporting the arm of a patient, the lifting assembly is used for adjusting the height of the arm supporting plate 18 to reach the optimal supporting height, and two arm belts 19 are connected on the arm supporting plate 18;

the leg supporting plate 17, the hip seat plate 4 and the backrest plate 7 reach the position of the operation beach chair by operating the two groups of lifting hydraulic cylinders 3, the first angle adjusting assembly and the second angle adjusting assembly 16 so as to carry out shoulder arthroscopy operation;

the hip seat plate 4, the backrest plate 7, the shoulder plate 8, the afterbrain support 12, the temporal side plate 13, the leg support plate 17 and the arm support plate 18 are all provided with sponge cushions, and the arrangement of the sponge cushions can increase the comfort of the device.

Furthermore, in order to prevent the waist of the patient from being suspended when the patient is in the position of the beach chair, the invention also arranges a waist pillow cushion 20 on the upper surface of the backrest plate 7 to support and protect the waist of the patient and prevent the waist from being damaged.

Further, in order to realize the function of connecting the first angle adjusting assembly and adjusting the inclination angle of the backrest plate 7, the first angle adjusting assembly of the present embodiment includes a speed reducing motor 21 and a rotating shaft 22, the speed reducing motor 21 is installed on the front end bottom surface of the hip seat plate 4, a first gear 23 is installed on a main shaft of the speed reducing motor 21, two ends of the rotating shaft 22 are rotatably installed on the front end bottom surface of the hip seat plate 4, the length of the rotating shaft 22 is equal to the width of the hip seat plate 4, a second gear 24 is fixed in the middle of the rotating shaft 22, the first gear 23 is meshed with the second gear 24, two ends of the rotating shaft 22 are respectively connected with the rear end bottom surface of the backrest plate 7 through a set of hinge elements, each hinge element includes a vertical rod 25 and an arc-shaped rod 26, the vertical rod 25 is fixedly connected with the arc-shaped rod 26, the end of the vertical rod 25 is fixed at the end of; the connection between the hip seat plate 4 and the backrest plate 7 is realized by matching the hinge piece, the rotating shaft 22, the first gear 23 and the second gear 24, the speed reducing motor 21 is started, the speed reducing motor 21 drives the rotating shaft 22 to rotate through the first gear 23 and the second gear 24, so that the hinge piece rotates along with the rotating shaft 22, and finally the angle adjustment of the backrest plate 7 is realized;

similarly, the second angle adjusting assembly 16 has the same structure as the first angle adjusting assembly, the speed reducing motor 21 of the second angle adjusting assembly 16 is installed on the bottom surface of the rear end of the hip seat plate 4, the speed reducing motor 21 is started, and the leg supporting plate 17 is adjusted in angle by the rotation of the hinge piece driven by the first gear 23, the second gear 24 and the rotating shaft 22.

Furthermore, the connecting piece comprises a mounting sleeve 27, the mounting sleeve 27 is vertically fixed on the bottom surface of the front part of the backrest plate 7, a jack is formed in the mounting sleeve 27 and arranged along the radial direction of the mounting sleeve 27, a vertical square tube 28 is inserted into the jack, the mounting sleeve 27 is provided with an internal thread, a first handle bolt 29 is connected to the mounting sleeve 27 through the thread, and the inner end of the first handle bolt 29 is in abutting contact with the vertical square tube 28; the upper end of the vertical tube 28 is connected with a connecting rod 32 through a second handle bolt 30 and a nut 31, and the end part of the connecting rod 32 is connected with the afterbrain support 12 through a ball hinge 33; utilize the cooperation of first handle bolt 29, installation cover 27 and jack, can realize rising and the descending action to perpendicular square tube 28, finally adjust the height of hindbrain support 12, in order to support patient's hindbrain, in addition through the cooperation of second handle bolt 30 and nut 31, can adjust the inclination of connecting rod 32, in order to realize the inclination change of hindbrain support 12, hindbrain support 12 passes through ball hinge 33 and is connected with connecting rod 32, when patient's hindbrain supports on hindbrain support 12, can adapt to regulation ball hinge 33 according to the circumstances, in order to reach best comfortable support.

Further, in order to realize the height adjustment of the arm supporting plate 18, the lifting assembly of this embodiment includes a lifting rod, a first electric cylinder 34 and a second electric cylinder 35, the lifting rod is composed of a straight rod part 36 and an arc rod part 37, the lifting rod is hinged on the outer box body 5 through a short shaft 38, the short shaft 38 is arranged at the connection position of the straight rod part 36 and the arc rod part 37, the upper end of the straight rod part 36 is hinged on the bottom surface of the arm supporting plate 18, the cylinder body end part of the first electric cylinder 34 is hinged on the outer box body 5, the push rod end part of the first electric cylinder 34 is hinged on the end part of the arc rod part 37, the upper surface of the straight rod part 36 is provided with a first accommodating groove 39, the cylinder body end part of the second electric cylinder 35 is hinged in the first accommodating groove 39, and the push rod end part of the second electric cylinder; in the initial state, the push rod portion of the first electric cylinder 34 extends out, the push rod portion of the second electric cylinder 35 contracts, the second electric cylinder 35 is located in the first accommodating groove 39, the arm supporting plate 18 is lower than the hip seat plate 4, when the arm supporting plate 18 needs to be lifted for use, the push rod portion of the first electric cylinder 34 contracts, the arc-shaped rod portion 37 is pulled, so that the lifting rod rotates around the short shaft 38, the arm supporting plate 18 is lifted, then the second electric cylinder 35 is started, the push rod portion of the second electric cylinder 35 extends out, the arm supporting plate 18 is jacked upwards, until the arm supporting plate 18 reaches the optimal supporting arm angle, and the second electric cylinder 35 is stopped.

Further, in order to prevent the patient from slipping down and moving, the foot of the patient is supported during the operation, in this embodiment, a foot supporting plate 40 is disposed on the leg supporting plate 17, and the foot supporting plate 40 is disposed perpendicular to the leg supporting plate 17.

Further, in this embodiment, the foot supporting plate 40 can be accommodated in the leg supporting plate 17 when not in use, and the specific structure is: the leg supporting plate 17 is provided with a second accommodating groove 41, the foot supporting plate 40 is positioned in the second accommodating groove 41, the foot supporting plate 40 is matched with the second accommodating groove 41, and the back of the foot supporting plate 40 is provided with a rack 42; a mounting cavity is formed in the leg supporting plate 17, a first mounting shaft, a second mounting shaft and a third mounting shaft are rotatably mounted in the mounting cavity, a third gear 43 is mounted on the first mounting shaft, a fourth gear 44 is mounted on the second mounting shaft, a fifth gear 45 is mounted on the third mounting shaft, the fourth gear 44 is respectively meshed with the third gear 43 and the fifth gear 45, the fifth gear 45 is meshed with the rack 42, the first mounting shaft penetrates out of the leg supporting plate 17, and a hand wheel 46 is mounted at the end of the first mounting shaft;

a limiting part is further arranged on the leg supporting plate 17 and comprises a limiting rod 47 and two circular hole plates 48, the two circular hole plates 48 are fixed on the leg supporting plate 17, the limiting rod 47 penetrates through the two circular hole plates 48, a baffle ring 49 is fixed on the limiting rod 47, the baffle ring 49 is positioned between the two circular hole plates 48, a first compression spring 50 is sleeved on the limiting rod 47, an operating handle 51 is arranged at one end of the limiting rod 47, and the other end of the limiting rod 47 is pressed in a tooth groove of the rack 42 under the elastic force of the first compression spring 50; the limiting rod 47 is used for limiting the rack 42, when the foot supporting plate 40 needs to be lifted, the operating handle 51 is pulled backwards, the limitation of the limiting rod 47 on the rack 42 is removed, the hand wheel 46 is rotated, the rack 42 on the back side of the foot supporting plate 40 is driven to move upwards through the transmission of the third gear 43, the fourth gear 44 and the fifth gear 45, the foot supporting plate 40 is lifted, finally the operating handle 51 is loosened, and under the elastic force of the first compression spring 50, the limiting rod 47 is inserted into the tooth groove of the rack 42 again to limit the movement of the rack 42; when the foot support plate 40 is not used, the hand wheel 46 is rotated in the reverse direction, so that the foot support plate 40 can be retracted into the second accommodating groove 41, and the use is convenient.

Further, the embodiment provides an armpit support 52 for supporting armpits of a patient during an operation, two fixing sleeves 53 are fixed on the back of the back plate 7, the two fixing sleeves 53 are arranged side by side left and right, a square tube 54 penetrates through the two fixing sleeves 53, one end of the square tube 54 is connected with the armpit support 52 through a third angle adjusting assembly 55, the third angle adjusting assembly 55 is used for adjusting an included angle between the armpit support 52 and a horizontal plane, each fixing sleeve 53 is in threaded connection with a jacking bolt 56, and the end of the jacking bolt 56 is in jacking fit with the square tube 54; the square tube 54 is fixed on two fixed sleeves 53 on the back of the back plate 7, the armpit support 52 is installed at one end of the square tube 54 through a third angle adjusting component 55, and the third angle adjusting component 55 plays a role in connection and angle adjustment.

Further, in order to realize the installation of the armpit support 52 and the square tube 54 and the adjustment of the supporting angle of the armpit support 52, a third angle adjusting assembly 55 is designed, the third angle adjusting assembly 55 comprises an installation column 57 and an installation plate 58, the installation plate 58 is fixed on the rear end surface of the armpit support 52, a ratchet ring 59 is arranged on the installation plate 58, the installation column 57 is fixed on the end part of the square tube 54, two slots 60 are formed in the installation column 57, the two slots 60 are arranged oppositely, and a ratchet 61 is correspondingly inserted in each slot 60; two long holes 62 are formed in the end face of the mounting column 57, the two long holes 62 are respectively communicated with the two slots 60 correspondingly, a short rod 63 is fixed on each ratchet 61, the short rod 63 penetrates through the long holes 62, each short rod 63 is connected with a connecting rod 64, a pinching handle 65 is fixed at the end of each connecting rod 64, a round hole is formed in the pinching handle 65, a guide rod 66 penetrates between the two pinching handles 65, limiting heads 67 are arranged at two ends of the guide rod 66, the guide rod 66 penetrates through the round hole of the pinching handle 65, and a second compression spring 68 is sleeved on the guide rod 66; the mounting column 57 is inserted into the ratchet ring 59 of the mounting plate 58, and the two ratchets 61 are correspondingly clamped in the ratchet ring 59; when in use, the armpit support 52 is arranged on the mounting column 57 through the mounting plate 58, the mounting column 57 is fixed at the end part of the square tube 54, due to the matching of the ratchet 61 and the ratchet ring 59, when the armpit support 52 is rotated upwards, the ratchet 61 does not limit the ratchet ring 59 of the mounting plate 58, when the armpit support 52 is pressed downwards, the ratchet 61 limits the ratchet ring 59 of the mounting plate 58, and finally, the armpit support 52 can be freely lifted upwards and cannot rotate downwards to support the armpit part of a patient; when the armpit support 52 needs to be rotated downwards, the limitation of the ratchet 61 on the ratchet ring 59 of the mounting plate 58 needs to be manually released, namely the two nipping handles 65 are pressed towards the middle, the two nipping handles 65 pull the two ratchet 61 through the connecting rod 64, the ratchet 61 retracts into the inserting groove 60, the armpit support 52 can be rotated downwards, then the two nipping handles 65 are released, the nipping handles 65 and the connecting rod 64 return under the action of the second compression spring 68, and the ratchet 61 returns and is clamped in the ratchet ring 59.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. Special sandy beach chair position operation table of shoulder joint operation which characterized in that: the hip seat plate comprises a base, wherein four universal wheels are arranged at the bottom of the base, the upper surface of the base is connected with a hip seat plate through two groups of hydraulic lifting cylinders, the two groups of hydraulic lifting cylinders are arranged side by side in front and at the back, an outer box body is fixed on the upper surface of the base, the two groups of hydraulic lifting cylinders are positioned in the outer box body, the top of the outer box body is connected with the bottom surface of the hip seat plate through a telescopic sleeve, the front part of the hip seat plate is connected with a back plate through a first angle adjusting component, the first angle adjusting component can adjust the angle between the hip seat plate and the back plate, the appearance of the back plate is T-shaped, the back plate is provided with two shoulder plates, the two shoulder plates are arranged in bilateral symmetry, the lower end of each shoulder plate is hinged on the back plate through a pin shaft, the back surface of the upper end of each shoulder plate is hinged with a movable bolt, the back surface;

2. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the upper surface of the backrest plate is provided with a waist pillow cushion.

3. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the first angle adjusting assembly comprises a speed reducing motor and a rotating shaft, the speed reducing motor is installed on the bottom surface of the front end of the hip seat plate, a first gear is installed on a main shaft of the speed reducing motor, two ends of the rotating shaft are rotatably installed on the bottom surface of the front end of the hip seat plate, the length of the rotating shaft is equal to the width of the hip seat plate, a second gear is fixed in the middle of the rotating shaft, the first gear is meshed with the second gear, two ends of the rotating shaft are respectively connected with the bottom surface of the rear end of the backrest plate through a group of hinged parts, each hinged part comprises a vertical rod and an arc-shaped rod, the vertical rod is fixedly connected with the arc-shaped rod, the end part of the vertical rod is;

4. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the connecting piece comprises a mounting sleeve, the mounting sleeve is vertically fixed on the bottom surface of the front part of the back plate, an insertion hole is formed in the mounting sleeve, the insertion hole is arranged along the radial direction of the mounting sleeve, a vertical square pipe is inserted into the insertion hole, the mounting sleeve is provided with an internal thread, a first handle bolt is connected to the mounting sleeve through the internal thread, and the inner end of the first handle bolt is in pressure contact with the top of the vertical square pipe;

5. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the lifting assembly comprises a lifting rod, a first electric cylinder and a second electric cylinder, the lifting rod comprises a straight rod part and an arc rod part, the lifting rod is hinged to the outer box body through a short shaft, the short shaft is arranged at the joint of the straight rod part and the arc rod part, the upper end of the straight rod part is hinged to the bottom surface of the arm support plate, the end part of the cylinder body of the first electric cylinder is hinged to the outer box body, the end part of the push rod of the first electric cylinder is hinged to the end part of the arc rod part, a first accommodating groove is formed in the upper surface of the straight rod part, the end part of the cylinder body of the second electric cylinder is hinged to the first accommodating groove, and the end part of the push rod of the second.

6. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the leg supporting plate is provided with a foot supporting plate which is perpendicular to the leg supporting plate.

7. The beach chair position operating table special for shoulder joint operation of claim 6, which is characterized in that: a second accommodating groove is formed in the leg supporting plate, the foot supporting plate is located in the second accommodating groove and matched with the second accommodating groove, and a rack is arranged on the back of the foot supporting plate; a mounting cavity is arranged in the leg supporting plate, a first mounting shaft, a second mounting shaft and a third mounting shaft are rotatably mounted in the mounting cavity, a third gear is mounted on the first mounting shaft, a fourth gear is mounted on the second mounting shaft, a fifth gear is mounted on the third mounting shaft, the fourth gear is respectively meshed with the third gear and the fifth gear, the fifth gear is meshed with the rack, the first mounting shaft penetrates out of the leg supporting plate, and a hand wheel is mounted at the end of the first mounting shaft;

8. The beach chair position operating table special for shoulder joint operation of claim 1, which is characterized in that: the back of back plate is fixed with two fixed covers, sets up side by side about two fixed covers, wears to be equipped with square pipe in two fixed covers, and a tip of square pipe is connected with the armpit through third angle adjusting part and holds in the palm, and third angle adjusting part is used for adjusting the contained angle between armpit support and the horizontal plane, and threaded connection has the roof pressure bolt on every fixed cover, the tip and the square pipe roof pressure cooperation of roof pressure bolt.

9. The beach chair position operating table special for shoulder joint operation of claim 8, which is characterized in that: the third angle adjusting assembly comprises an installation column and an installation plate, the installation plate is fixed on the rear end face of the armpit support, a ratchet ring is arranged on the installation plate, the installation column is fixed on the end portion of the square tube, two insertion slots are formed in the installation column, the two insertion slots are oppositely arranged, and a ratchet is correspondingly inserted into each insertion slot; the end face of the mounting column is provided with two long holes which are respectively communicated with the two slots correspondingly, a short rod is fixed on each ratchet and penetrates through the long holes, each short rod is connected with a connecting rod, the end part of each connecting rod is fixed with a pinching handle, the pinching handles are provided with round holes, a guide rod penetrates between the two pinching handles, two ends of each guide rod are provided with limiting heads, the guide rods penetrate through the round holes of the pinching handles, and the guide rods are sleeved with second compression springs;