CN115429606B - Limb tractor for burn operation - Google Patents

Limb tractor for burn operation Download PDF

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Publication number
CN115429606B
CN115429606B CN202211117972.XA CN202211117972A CN115429606B CN 115429606 B CN115429606 B CN 115429606B CN 202211117972 A CN202211117972 A CN 202211117972A CN 115429606 B CN115429606 B CN 115429606B
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China
Prior art keywords
rod
sliding
groove
air bag
main body
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CN202211117972.XA
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Chinese (zh)
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CN115429606A (en
Inventor
曾俊
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First Affiliated Hospital of Zhengzhou University
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First Affiliated Hospital of Zhengzhou University
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Priority to CN202211117972.XA priority Critical patent/CN115429606B/en
Publication of CN115429606A publication Critical patent/CN115429606A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
    • A61G13/1245—Knees, upper or lower legs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/126—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with specific supporting surface
    • A61G13/1265—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with specific supporting surface having inflatable chambers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00—Operating tables; Auxiliary appliances therefor
    • A61G13/10—Parts, details or accessories
    • A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/128—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations
    • A61G13/1285—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations having modular surface parts, e.g. being replaceable or turnable
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2210/00—Devices for specific treatment or diagnosis

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Reproductive Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Surgical Instruments (AREA)

Abstract

The limb tractor for burn operation effectively solves the problem of inconvenient adjustment in traction of the existing device; the device comprises a main body, wherein a rotating shaft is arranged on the main body, the right end of the rotating shaft is provided with a swinging rod, opposite ends of the two swinging rods are respectively connected with the rotating shaft in a rotating way, opposite ends of the two rotating shafts are respectively provided with a swinging rod, the right end of the swinging rod is connected with a connecting rod through a connecting shaft, through grooves are respectively formed in the rotating shaft and the connecting shaft, through holes are respectively formed in the connecting rod and the swinging rod, a moving rod is connected in the swinging rod in a sliding way, a combined groove is formed in the main body, a lifting rod is arranged in the combined groove, moving rods are respectively arranged on the front side and the rear side of the main body, hemostatic air bags are respectively connected with the inner sides of the swinging rod and the connecting rod in a sliding way, an active air bag is arranged in the main body and is communicated with the active air bags through the connecting pipe, a concave-shaped frame is arranged at the rear end of the sliding frame, and the active air bags are positioned in the opening of the concave-shaped frame; the invention has the advantages of ingenious structure, convenient use, novel conception and strong practicability.

Description

Limb tractor for burn operation
Technical Field
The invention relates to the technical field of traction apparatus auxiliary apparatuses, in particular to a limb tractor for burn operation.
Background
At present, when the operation room is used for carrying out scab cutting operation on limbs of a burn patient, the lower limbs of the patient are required to be lifted, and then scab cutting operation is carried out on the limbs of the patient, but when the limbs of the patient are pulled and lifted by the existing device, the patient's affected limbs can only be pulled and lifted in a small extent, the lower side surfaces of the limbs of the patient can not be completely exposed, scab cutting operation on the patient's affected limbs is not facilitated, and only the patient's affected limbs are lifted, the inner side skin of the affected limbs can not be exposed through adjustment, so that medical staff is required to break the affected limbs of the patient to the outside, the practicality and the application range of the device are reduced, and the use requirement can not be met.
Disclosure of Invention
Aiming at the situation, the invention aims to make up the defects of the prior art and provides the limb tractor for burn surgery, which effectively solves the problem of inconvenient adjustment in traction of the prior device.
The invention solves the technical scheme that the swing rod type swing mechanism comprises a main body in the left-right direction, wherein the front side and the rear side of the main body are respectively provided with a left-right axial rotating shaft, the right end of the rotating shaft is provided with an inverted L-shaped swing rod, the opposite ends of the two swing rods are respectively connected with a front-rear axial rotating shaft in a rotating way, the opposite ends of the two rotating shafts are respectively provided with a left-right direction swinging rod, the right end of the swinging rod is connected with a left-right low connecting rod through a front-rear axial connecting shaft, the rotating shaft and the connecting shaft are respectively provided with a left-right direction through groove, the connecting rod and the swinging rod are respectively provided with through holes which can be communicated with corresponding side through grooves, the swinging rod is connected with a moving rod which can be inserted into the right through groove in a sliding way, the main body is internally provided with a combined groove, the combined groove is internally provided with a lifting rod which can move up and down in a vertical way, the main body is internally provided with a middle-shaped sliding frame with an opening which is upwards, the upper end of the lifting rod is respectively provided with a moving rod which moves along with the sliding frame in a left-right direction, when the sliding frame moves rightwards, the moving rod is inserted into the through grooves in the rotating shaft, the through grooves of the swinging rod and the swinging rod is downwards when the sliding frame moves leftwards and the swinging rod moves towards the left connecting rod through the sliding frame, and the swinging rod when the swinging rod moves leftwards connecting rod and the swinging rod;
the inner sides of the swing rod and the connecting rod are respectively and slidably connected with a hemostatic air bag, the main body is internally provided with an active air bag, the hemostatic air bags are respectively communicated with the active air bag through connecting pipes, the rear end of the sliding frame is provided with a concave-shaped frame, and the active air bag is positioned in an opening of the concave-shaped frame;
the main body is internally provided with an up-down axial motor, the output end of the motor is provided with a telescopic rod in the front-back direction, and the lower end of the lifting rod penetrates through the telescopic rod and can move in the telescopic rod;
the left end and the right end of the sliding frame are respectively provided with a U-shaped sliding plate with an upward opening, a connecting rod inserted into the opening of the sliding plate on the left side is arranged between the two moving rods, the front side and the rear side of the main body are respectively provided with a sliding groove, the moving rods are provided with inserted rods inserted into the sliding grooves on the corresponding sides of the moving rods, the sliding grooves comprise transverse grooves and arc-shaped grooves in the left-right direction, and the right end of the connecting rod is provided with a stop rod which can be inserted into the sliding plate on the right side;
the inner side surface of the sliding plate on the right side can be contacted with the stop lever, and a certain distance is reserved between the sliding plate and the left end of the stop lever;
the combined groove comprises a semicircular groove and a U-shaped movable groove, a lifting groove which is communicated with the movable groove and is U-shaped is formed in the main body, a guide groove which is communicated with the combined groove and the lifting groove is formed in the main body, a plug post which can be inserted into the lifting groove and the guide groove is arranged on the lifting rod, the front side and the rear side of the main body are respectively and slidably connected with a T-shaped movable plate which can be contacted with a corresponding side swinging rod of the T-shaped movable plate, the two movable plates are connected through a connecting rope, a plurality of guide posts which are contacted with the connecting rope are arranged in the main body, and a fixing plate which is in an inverted L shape and can be contacted with the lifting rod is arranged on the movable plate at the front side;
the main body is internally provided with an air bag box, the active air bag is positioned in the air bag box, the left end and the right end of the active air bag are respectively provided with a push plate positioned in the air bag box, the left end and the right end of the concave frame can be respectively contacted with the push plate, the active air bag is internally provided with a spring, and the left side and the right side in the air bag box are respectively provided with a convex block which can be contacted with the push plate at the corresponding side;
the moving rod and the swing rod are connected through a first tension spring;
the swing rod and the connecting rod are respectively provided with a sliding groove, the swing rod and the connecting rod are respectively connected with sliding blocks positioned in the sliding grooves on the corresponding sides of the swing rod and the connecting rod in a sliding way, the sliding blocks are fixedly connected with the hemostatic air bags on the corresponding sides of the sliding blocks, the opposite ends of the two sliding blocks on the right side are respectively connected with a first screw rod extending out of the sliding grooves in a threaded way, and the upper ends of the two sliding blocks on the left side are respectively connected with a second screw rod extending out of the sliding grooves in a threaded way;
the opposite ends of the two movable plates are respectively connected with the main body through second tension springs.
The invention has smart structure, convenient use, novel conception and strong practicability, can finish the adjustment of lifting and putting different postures of the affected limb of the patient and the hemostasis of the affected limb of the patient by repeatedly starting the motor, can adjust the position of the hemostasis air bag according to the leg length of the patient by rotating the first screw rod and the second screw rod and moving the position of the sliding block, can adapt to the patients with different leg lengths, is convenient for the use and operation of medical staff, increases the practicability and the application range of the device, and is convenient for the adjustment of the affected limb posture and the hemostasis position of the patient.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a front isometric view in full section of the present invention.
Fig. 3 is a stepped cut-away isometric view of the present invention.
Fig. 4 is a partially cut-away isometric view of the present invention.
Fig. 5 is a full section right isometric view of the present invention.
Fig. 6 is a cut-away right side isometric view of the present invention.
Fig. 7 is a cut-away top isometric view of the present invention.
Fig. 8 is a partial cutaway top view of the present invention.
Fig. 9 is an isometric view of the airbag housing, connector tube, and letter box of the present invention.
Fig. 10 is an isometric view of a swing link, connecting rod, sliding plate and sliding frame of the present invention.
Fig. 11 is an enlarged view of a of fig. 3 according to the present invention.
Fig. 12 is an enlarged view of B of fig. 3 according to the present invention.
Fig. 13 is an enlarged view of C of fig. 4 in accordance with the present invention.
Fig. 14 is an enlarged view of D of fig. 6 according to the present invention.
Fig. 15 is an enlarged view of E of fig. 6 in accordance with the present invention.
Fig. 16 is an enlarged view of F of fig. 7 in accordance with the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
The device is shown in fig. 1 to 16, and comprises a main body 1 in the left-right direction, wherein the front side and the rear side of the main body 1 are respectively provided with a left-right axial rotating shaft 2, the right end of the rotating shaft 2 is provided with an inverted L-shaped swinging rod 3, opposite ends of the two swinging rods 3 are respectively connected with a front-back axial rotating shaft 4 in a rotating manner, opposite ends of the two rotating shafts 4 are respectively provided with a left-right swinging rod 5, the right end of the swinging rod 5 is connected with a connecting rod 6 which is low in left and right through a connecting shaft in the front-back axial direction, the rotating shaft 4 and the connecting shaft are respectively provided with a left-right through groove, the connecting rod 6 and the swinging rod 5 are respectively provided with a through hole which can be communicated with the corresponding through grooves on the left side, the swinging rod 5 is connected with a moving rod 7 which can be inserted into the through groove on the right side in a sliding manner, a combined groove 8 is arranged in the main body 1, the combined groove 8 is internally provided with a lifting rod 9 which can be vertically moved up-down, a middle-shaped sliding frame 10 which is arranged in the main body 1 and is provided with an opening upwards sliding frame 10, the upper end of the lifting rod 9 is inserted into the sliding frame 10, the front and rear side of the main body 1 are respectively provided with a moving rod 11 which moves left-right along with the sliding frame 10 in the left-right side through the sliding frame through the connecting rod 10, when the sliding rod 10 moves left-right side and the sliding rod 11 and the sliding rod 4 moves left end and the sliding rod 4 in the sliding rod 5, and the sliding rod 5 is correspondingly;
the inner sides of the swing rod 5 and the connecting rod 6 are respectively and slidably connected with a hemostatic air bag 12, an active air bag 13 is arranged in the main body 1, a plurality of hemostatic air bags 12 are respectively communicated with the active air bag 13 through connecting pipes 14, a concave-shaped frame 15 is arranged at the rear end of the sliding frame 10, and the active air bag 13 is positioned in an opening of the concave-shaped frame 15;
a motor 16 in the vertical axial direction is arranged in the main body 1, a telescopic rod 17 in the front-back direction is arranged at the output end of the motor 16, and the lower end of the lifting rod 9 penetrates through the telescopic rod 17 and can move in the telescopic rod 17;
the left end and the right end of the sliding frame 10 are respectively provided with a U-shaped sliding plate 18 with an upward opening, a connecting rod 19 inserted into the opening of the left sliding plate 18 is arranged between the two moving rods 11, the front side and the rear side of the main body 1 are respectively provided with a sliding groove 20, the moving rods 11 are provided with inserting rods 21 inserted into the corresponding side sliding grooves 20, the sliding grooves 20 comprise transverse grooves and arc-shaped grooves in the left-right direction, and the right end of the connecting rod 6 is provided with a stop rod 22 which can be inserted into the right sliding plate 18;
the inner side surface of the right sliding plate 18 can be contacted with the stop lever 22, and a certain distance is reserved between the sliding plate 18 and the left end of the stop lever 22;
the combined groove 8 comprises a semicircular groove and a U-shaped movable groove, a lifting groove 32 which is communicated with the movable groove and is U-shaped is formed in the main body 1, a guide groove which is communicated with the combined groove 8 and the lifting groove 32 is formed in the main body 1, a plug post 23 which can be inserted into the lifting groove 32 and the guide groove is arranged on the lifting rod 9, the front side and the rear side of the main body 1 are respectively and slidably connected with a T-shaped movable plate 24 which can be contacted with a corresponding side swinging rod 3, the two movable plates 24 are connected through a connecting rope 25, a plurality of guide posts 26 which are contacted with the connecting rope 25 are arranged in the main body 1, and an inverted L-shaped fixed plate 27 which can be contacted with the lifting rod 9 is arranged on the movable plate 24 at the front side;
the main body 1 is internally provided with an air bag box 28, the active air bag 13 is positioned in the air bag box 28, the left and right ends of the active air bag 13 are respectively provided with a push plate 29 positioned in the air bag box 28, the left and right ends of the concave-shaped frame 15 can be respectively contacted with the push plates 29, the active air bag 13 is internally provided with a spring, and the left and right sides in the air bag box 28 are respectively provided with a convex block which can be contacted with the push plates 29 at the corresponding sides;
the moving rod 7 is connected with the swing rod 5 through a first tension spring;
the swing rod 5 and the connecting rod 6 are respectively provided with a sliding groove, the swing rod 5 and the connecting rod 6 are respectively connected with a sliding block 30 positioned in the sliding groove at the corresponding side, the sliding block 30 is fixedly connected with the hemostatic air bag 12 at the corresponding side, the opposite ends of the two sliding blocks 30 at the right side are respectively connected with a first screw 31 extending out of the sliding groove in a threaded manner, and the upper ends of the two sliding blocks 30 at the left side are respectively connected with a second screw extending out of the sliding groove in a threaded manner;
the opposite ends of the two moving plates 24 are respectively connected with the main body 1 through second tension springs.
When the invention is used, when scabbing operation is required to be carried out on the affected limb of a patient, the patient is laid on the main body 1, the affected limb of the patient sequentially passes through the two hemostatic air bags 12 on the corresponding side of the patient in the left-right direction, the positions of the slide block 30 and the hemostatic air bags 12 are regulated according to the positions of the thigh roots and the ankle of the patient, when the distance between the two hemostatic air bags 12 on the left-right direction is required to be increased, the first screw rod 31 and the second screw rod are rotated, the slide block 30 on the corresponding side of the slide block 30 is not extruded by the first screw rod 31 and the second screw rod, the slide block 30 is moved, the hemostatic air bags 12 are driven by the slide block 30 to move, the hemostatic air bags 12 on the left side are positioned on the thigh roots of the patient, the hemostatic air bags 12 on the right side of the patient are positioned on the ankle of the patient in the opposite direction, the slide block 30 on the corresponding side of the slide block 30 is extruded by the first screw rod 13 and the second screw rod is rotated in the opposite direction, and the positions of the slide block 30 are limited again, so that the movement of the hemostatic air bags 12 are prevented;
then, the motor 16 is started, the motor 16 drives the telescopic rod 17 to rotate clockwise, the telescopic rod 17 drives the lifting rod 9 to move in the combined groove 8, the lifting rod 9 drives the inserting column 23 to move in the guide groove, meanwhile, the telescopic rod 17 drives the sliding frame 10 to move rightwards, the sliding frame 10 drives the sliding plates 18 on the left side and the right side to move rightwards, and meanwhile, the sliding frame 10 drives the concave-shaped frame 15 to move rightwards;
when the sliding frame 10 drives the sliding plates 18 on the left side and the right side to move rightwards, the sliding plates 18 on the left side drive the connecting rod 19 to move rightwards, the connecting rod 19 drives the inserting rod 21 to move rightwards along the sliding groove 20 through the moving rod 11, at the moment, the inserting rod 21 is positioned in the transverse groove, the moving rod 11 does not deflect, the motor 16 continues to rotate, after the sliding plates 18 drive the moving rod 11 to move rightwards for a certain distance, the moving rod 11 is inserted into the through hole and gradually contacts with the moving rod 7 on the corresponding side, and as a certain distance is reserved between the sliding plates 18 on the right side and the stop rod 22, when the sliding plates 18 on the left side move rightwards, the sliding plates 18 on the left side temporarily do not contact with the left side of the stop rod 22, the sliding plates 18 on the left side continue to move rightwards, the moving rod 11 continues to drive the inserting rod 21 to move rightwards in the transverse groove, and the moving rod 11 pushes the moving rod 7 to move rightwards in the through hole on the swing rod 5 and gradually insert into the through hole on the connecting shaft and the through hole on the connecting rod 6, so that relative swing cannot occur between the swing rod 5 and the connecting rod 6;
in the process, the sliding frame 10 drives the left push plate 29 to move rightwards through the concave-shaped frame 15, so that the left push plate 29 is not contacted with the corresponding convex blocks, the springs are compressed, the active air bag 13 is extruded, the air in the active air bag 13 is discharged into the hemostatic air bag 12 through the connecting pipe 14, the hemostatic air bag 12 is gradually expanded, the thigh root and the ankle of a patient are pressed, and excessive bleeding of the patient suffering from limb is prevented when scabbing operation is carried out on the patient;
then the movable rod 11 drives the inserted rod 21 to be inserted into the arc-shaped groove, the movable rod 11 continues to move rightwards and drives the inserted rod 21 to move upwards along the arc-shaped groove, the movable rod 11 gradually approaches the axis of the rotating shaft 4, the movable rod 11 starts to swing along the axis of the rotating shaft 2, the left end of the swing rod 5 is driven to swing downwards by the movable rod 11 through the through groove on the rotating shaft 4 and the through hole on the swing rod 5, in the process, the movable rod 11 continues to be inserted into the through hole and the through groove and continues to push the movable rod 7 to move towards the through hole on the connecting rod 6 and the through groove on the connecting shaft, the first tension spring continues to be stretched, and the right end of the swing rod 5 swings upwards;
because the moving rod 7 is inserted into the through hole on the connecting rod 6 and the through groove on the connecting shaft, the right end of the swinging rod 5 drives the connecting shaft and the connecting rod 6 to swing upwards through the moving rod 7, the swinging rod 5 and the connecting rod 6 continue to drive the affected limb of the patient to swing upwards through the hemostatic air bag 12, meanwhile, the concave-shaped frame 15 continues to extrude the active air bag 13 through the push plate 29 on the left side, the hemostatic air bag 12 continues to expand and compress the thigh root and ankle of the patient, so that the skin on the lower side of the affected limb of the patient is gradually exposed;
when the motor 16 continues to rotate, and the telescopic rod 17 is driven by the motor 16 to rotate for 90 degrees, the sliding frame 10 moves rightwards to the limit position, the swing rod 5 and the connecting rod 6 drive the affected limb of the patient to swing upwards to the highest position through the hemostatic air bag 12 at the corresponding side of the sliding frame, at the moment, the skin at the lower side of the affected limb of the patient is completely exposed, at the moment, the hemostatic air bag 12 has constant pressure on the thigh root and ankle of the patient and can perform compression hemostasis on the patient, and meanwhile, the motor 16 automatically stops rotating, so that the sliding frame 10 is stably positioned at the same position and does not change, and scabbing operation is performed on the skin at the lower side of the affected limb of the patient according to the requirement;
when scab cutting operation on the skin at the lower side of a patient suffering limb is completed, when the skin at the lower side of the patient suffering limb is not required to be exposed, the motor 16 is started again, the motor 16 drives the telescopic rod 17 to rotate forwards, the telescopic rod 17 drives the lifting rod 9 to move forwards along the combined groove 8, the telescopic rod 17 drives the sliding frame 10 to move forwards, the sliding frame 10 starts to drive the two sliding plates 18 to move leftwards, simultaneously the sliding frame 10 drives the concave-shaped frame 15 to move leftwards, the left sliding plate 18 drives the connecting rod 19 to move leftwards and downwards while the left sliding plate 18 moves leftwards, the connecting rod 19 drives the moving rod 11 to move leftwards, meanwhile, under the action of the arc groove, the moving rod 11 does not push the moving rod 7 any more, under the action of the second tension spring, the moving rod 7 moves leftwards, the inserting rod 21 drives the moving rod 11 to move leftwards and the moving rod 11 is gradually far away from the axis of the rotating shaft 4;
meanwhile, the concave-shaped frame 15 does not squeeze the left push plate 29 any more, the left push plate 29 moves leftwards in the air bag box 28 under the action of the spring, and the active air bag 13 stretches and pumps the air in the hemostatic air bag 12 through the connecting pipe 14, so that the air in the hemostatic air bag 12 is reduced and the pressure on the thigh root and ankle of a patient is gradually reduced;
the telescopic rod 17 continues to rotate, after the telescopic rod 17 rotates for a certain angle, the sliding plate 18 drives the moving rod 11 to move leftwards through the connecting rod 19, at the moment, the moving rod 11 drives the inserting rod 21 to move to the junction of the arc-shaped groove and the transverse groove, then the sliding plate 18 drives the moving rod 11 to move leftwards through the connecting rod 19, at the moment, the sliding plate 18 drives the moving rod 11 to move leftwards through the connecting rod 19, the moving rod 11 does not move downwards any more, under the action of the second tension spring, the moving rod 7 gradually moves leftwards and returns to the left through hole and the through groove, at the moment, the push plate 29 at the left side contacts with the convex block at the corresponding side;
when the telescopic rod 17 rotates 180 degrees, the lifting rod 9 is positioned at the other junction of the moving groove and the semicircular groove, the moving rod 11, the sliding plate 18, the sliding frame 10, the hemostatic air bag 12, the swing rod 5 and the connecting rod 6 move to the initial position, the hemostatic air bag 12 does not perform compression hemostasis on the affected limb of a patient, the left side and the right side of the concave frame 15 are respectively contacted with the push plate 29 at the corresponding side, the stop rod 22 is inserted into the sliding plate 18 at the right side again, and the spring restores to the initial state;
at this time, the motor 16 continues to rotate, the telescopic rod 17 stretches and drives the sliding frame 10 to move leftwards through the lifting rod 9, the lifting rod 9 drives the inserting column 23 to move along the guide groove, the sliding frame 10 drives the two sliding plates 18 to move leftwards, the left sliding plate 18 drives the connecting rod 19, the moving rod 11 and the inserting rod 21 to move leftwards, the right sliding plate 18 drives the right end of the connecting rod 6 to move leftwards through the stop lever 22, the left end of the connecting rod 6 drives the right end of the swinging rod 5 to swing upwards, the left end of the swinging rod 5 swings downwards, the left end of the connecting rod 6 and the right end of the swinging rod 5 rotate around the connecting shaft, and the left end of the swinging rod 5 rotates around the rotating shaft 4;
meanwhile, the concave-shaped frame 15 drives the push plate 29 on the right side to squeeze the active air bag 13, the push plate 29 on the right side drives the active air bag 13 to contract, the springs are compressed, gas in the active air bag 13 is discharged into the hemostatic air bag 12 again through the connecting pipe 14, the pressure on the thigh root and ankle of a patient is gradually increased, and meanwhile, the swing rod 5 and the connecting rod 6 drive the joint parts of the patient to move upwards through the hemostatic air bag 12, so that the affected limb of the patient is bent;
the lifting rod 9 continues to move leftwards and backwards along the moving groove, when the lifting rod 9 moves leftwards to the turning point of the moving groove, the hemostasis air bag 12 finishes compression hemostasis on the thigh root and ankle of a patient, the swing rod 5 and the connecting rod 6 drive the affected limb of the patient to bend to a proper angle through the hemostasis air bag 12, at the moment, the lifting rod 9 contacts with the fixing plate 27 and drives the fixing plate 27 to move backwards, the fixing plate 27 drives the front moving plate 24 to move backwards, the front moving plate 24 drives the rear moving plate 24 to move forwards through the connecting rope 25 and the fixing column, the front moving plate 24 drives the lower end of the front swing rod 3 to swing upwards and inwards, the rear moving plate 24 drives the lower end of the rear swing rod 3 to swing upwards and inwards, the two swing rods 3 rotate around the rotating shafts 2 on the corresponding sides of the swing rods 3 respectively;
at this time, the swing rod 3 at the front side drives the right end of the swing rod 5 at the corresponding side to swing outwards, the swing rod 3 at the rear side drives the right end of the swing rod 5 at the corresponding side to swing outwards, the swing rod 5 drives the left end of the connecting rod 6 at the corresponding side to swing in the same direction through the connecting shaft, the swing rod 5 and the connecting rod 6 drive the affected limb of the patient to swing outwards through the hemostatic air bag 12, so that the skin at the inner side of the affected limb of the patient is exposed, when the lifting rod 9 drives the inserting column 23 to move to the junction of the front side of the guide groove and the lifting groove 32, the motor 16 stops rotating, so that the sliding frame 10 and the lifting rod 9 are stable, and at this time, the swing rod 5 and the connecting rod 6 drive the affected limb of the patient to swing outwards to a position capable of completely exposing the affected limb, and then scabbing operation is carried out on the skin at the inner side of the affected limb of the patient;
after scab cutting operation on the inner side of a patient limb is completed, the motor 16 is started again, the motor 16 drives the lifting rod 9 to move along the combined groove 8 through the telescopic rod 17, the lifting rod 9 drives the inserting column 23 to move downwards along the lifting groove 32, the lifting rod 9 moves downwards and is gradually out of contact with the fixed plate 27, after the lifting rod 9 moves downwards to a limit position, the lifting rod 9 is separated from contact with the fixed plate 27, the two movable plates 24 move oppositely under the action of a first tension spring, the movable plate 24 on the front side drives the fixed plate 27 to move forwards, under the action of the tension of the leg of the patient, the patient limb drives the swinging rod 5 and the connecting rod 6 to swing inwards through the hemostatic air bag 12, the swinging rod 5 drives the swinging rod 3 to rotate in the opposite direction of the axis of the rotating shaft 2, the connecting rod 6 on the corresponding side of the swinging rod 6 swings inwards, the connecting rod 6 drives the blocking rod 22 to swing and is positioned in the sliding plate 18 on the right side, the lifting rod 9 continues to move backwards in the moving groove, and after the lifting rod 9 moves backwards to a certain position, the lifting rod 9 moves upwards under the action of the lifting groove 32 and the inserting column 23, and the sliding plate 10 is not driven to move upwards in the sliding process;
when the lifting rod 9 moves to the other junction of the lifting groove 32 and the guide groove, the lifting rod 9 drives the inserting column 23 to move backwards, when the lifting rod 9 moves backwards to the other turning point of the moving groove, the telescopic rod 17 contracts and drives the lifting rod 9 and the inserting rod 21 to move backwards to the right, the lifting rod 9 starts to drive the sliding frame 10 to move rightwards, the sliding frame 10 drives the two sliding plates 18 to move rightwards, the left sliding plate 18 drives the moving rod 11 to move rightwards through the connecting rod 19, the right sliding plate 18 moves rightwards to a certain position and then contacts with the left side of the stop lever 22, then the right sliding plate 18 drives the right end of the connecting rod 6 to move rightwards through the stop lever 22, the right end of the connecting rod 22 swings upwards, and the left end of the connecting rod 6 swings downwards and drives the right end of the swing rod 5 on the corresponding side to swing downwards;
in the process, the sliding frame 10 drives the concave-shaped frame 15 to move rightwards, the concave-shaped frame 15 does not squeeze the push plate 29 on the right side any more, the push plate 29 on the right side moves rightwards under the action of the spring, the active air bag 13 gradually stretches and sucks air in the hemostatic air bag 12 through the connecting pipe 14, and the hemostatic air bag 12 does not compress and stop bleeding of affected limbs of a patient any more;
when the telescopic rod 17 rotates to the initial position, the telescopic rod 17 recovers the initial length, the lifting rod 9 moves to the initial position, at this time, the swing rod 5, the connecting rod 6, the sliding plate 18 and the sliding frame 10 move to the initial position, the push plates 29 on the left side and the right side are respectively contacted with the convex blocks on the corresponding sides, the springs recover the initial length, the motor 16 stops rotating, the affected limb of the patient moves out of the hemostatic air bag 12 on the corresponding side, and the patient leaves from the main body 1.
The control of the motor in the present invention is prior art and will not be described in detail.
The device has the advantages of simple structure, convenient operation, novel conception and strong practicability, is provided with the swing rod, the rotating shaft, the through hole, the through groove, the moving rod, the combined groove, the lifting rod, the sliding groove, the lifting groove, the sliding plate, the stop lever, the guide groove, the lifting groove, the swing rod, the moving plate and the fixed plate, can lift the affected limb of a patient, expose the skin at the lower side of the affected limb of the patient, enable the affected limb of the patient to swing outwards, expose the skin at the inner side of the affected limb of the patient, and can perform different adjustment on the affected limb of the patient as required, thereby facilitating the use of medical staff, reducing the labor capacity and labor intensity of the medical staff, adjusting the positions of the hemostatic air bags, the concave air bags, the convex blocks, the push plate, the driving air bags, the connecting pipes, the sliding blocks, the sliding grooves, the first screw rods and the second screw rods as required, enabling the device to be suitable for different patients, increasing the application range of the device, and reducing the use of the medical staff and reducing the operation steps of the medical staff.
Therefore, the limb tractor for burn operation provided by the invention can effectively solve the problem of inconvenient adjustment in traction of the existing device, and has the advantages of simple structure, convenient use, novel conception and strong practicability.

Claims (1)

1. The utility model provides a burn operation limb tractor, including main part (1) of left and right sides, characterized by, main part (1) is gone up and back both sides and is equipped with pivot (2) of left and right axial respectively, pivot (2) right-hand member is equipped with swinging arms (3) of back L shape, the relative end of two swinging arms (3) is rotated respectively and is connected with front and back axial axis of rotation (4), the relative end of two axis of rotation (4) is equipped with pendulum rod (5) of left and right directions respectively, the connecting rod (6) of left and right sides low are connected with through-axis through front and back axial, open left and right directions's logical groove respectively on axis of rotation (4) and the connecting rod, through-hole that can be connected with its corresponding side logical groove intercommunication is seted up on connecting rod (6) and pendulum rod (5) respectively, sliding connection has movable rod (7) in the logical inslot on the right side of being inserted, combined groove (8) have been seted up in main part (1), be equipped with in the combined groove (8) and can reciprocate lifter (9), be equipped with in the combined groove (1) and reciprocate, be equipped with in the main part (1) and go up and down and slide frame (10) in the frame (10) and slide respectively when the frame (10) is moved in the front of the side of the frame (10), the moving rod (11) is inserted into a through groove on the rotating shaft (4) and enables the left end of the swing rod (5) to swing downwards, the moving rod (7) is inserted into the through groove on the connecting shaft, when the sliding frame (10) moves leftwards, the right end of the connecting rod (6) is close to the swing rod (5), and when the lifting rod (9) moves backwards, the two swing rods (3) swing relatively;
the inner sides of the swing rod (5) and the connecting rod (6) are respectively and slidably connected with a hemostatic air bag (12), an active air bag (13) is arranged in the main body (1), the hemostatic air bags (12) are respectively communicated with the active air bag (13) through connecting pipes (14), a concave-shaped frame (15) is arranged at the rear end of the sliding frame (10), and the active air bag (13) is positioned in an opening of the concave-shaped frame (15);
a motor (16) in the vertical axial direction is arranged in the main body (1), a telescopic rod (17) in the front-rear direction is arranged at the output end of the motor (16), and the lower end of the lifting rod (9) penetrates through the telescopic rod (17) and can move in the telescopic rod (17);
the left end and the right end of the sliding frame (10) are respectively provided with a U-shaped sliding plate (18) with an upward opening, a connecting rod (19) inserted into the opening of the left sliding plate (18) is arranged between the two moving rods (11), the front side and the rear side of the main body (1) are respectively provided with a sliding groove (20), the moving rods (11) are provided with inserted rods (21) inserted into the corresponding side sliding grooves (20), the sliding grooves (20) comprise transverse grooves and arc-shaped grooves in the left-right direction, and the right end of the connecting rod (6) is provided with a stop lever (22) which can be inserted into the right sliding plate (18);
the inner side surface of the sliding plate (18) on the right side can be in contact with the stop lever (22), and a certain distance is reserved between the sliding plate (18) and the left end of the stop lever (22);
the combined groove (8) comprises a semicircular groove and a U-shaped movable groove, a lifting groove (32) communicated with the movable groove and the U-shaped is formed in the main body (1), a guide groove communicated with the combined groove (8) and the lifting groove (32) is formed in the main body (1), a plug post (23) which can be inserted into the lifting groove (32) and the guide groove is arranged on the lifting rod (9), movable plates (24) which are in T shape and can be contacted with corresponding side swinging rods (3) are respectively and slidably connected to the front side and the rear side in the main body (1), the two movable plates (24) are connected through a connecting rope (25), a plurality of guide posts (26) which are contacted with the connecting rope (25) are arranged in the main body (1), and a fixed plate (27) which is in reverse L shape and can be contacted with the lifting rod (9) is arranged on the movable plate (24) at the front side;
an air bag box (28) is arranged in the main body (1), an active air bag (13) is positioned in the air bag box (28), push plates (29) positioned in the air bag box (28) are respectively arranged at the left and right ends of the active air bag (13), the left and right ends of the concave-shaped frame (15) can be respectively contacted with the push plates (29), springs are arranged in the active air bag (13), and protruding blocks which can be respectively contacted with the push plates (29) at the corresponding sides of the air bag box are respectively arranged at the left and right sides of the air bag box (28);
the moving rod (7) is connected with the swing rod (5) through a first tension spring;
the swing rod (5) and the connecting rod (6) are respectively provided with a sliding groove, the swing rod (5) and the connecting rod (6) are respectively connected with a sliding block (30) positioned in the sliding groove at the corresponding side of the swing rod in a sliding way, the sliding block (30) is fixedly connected with the hemostatic air bag (12) at the corresponding side of the sliding block, the opposite back ends of the two sliding blocks (30) at the right side are respectively connected with a first screw rod (31) extending out of the sliding groove in a threaded way, and the upper ends of the two sliding blocks (30) at the left side are respectively connected with a second screw rod extending out of the sliding groove in a threaded way;
the opposite ends of the two movable plates (24) are respectively connected with the main body (1) through second tension springs.
CN202211117972.XA 2022-09-14 2022-09-14 Limb tractor for burn operation Active CN115429606B (en)

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CN202211117972.XA CN115429606B (en) 2022-09-14 2022-09-14 Limb tractor for burn operation

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Application Number Priority Date Filing Date Title
CN202211117972.XA CN115429606B (en) 2022-09-14 2022-09-14 Limb tractor for burn operation

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CN115429606B true CN115429606B (en) 2023-09-15

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389188A2 (en) * 1989-03-21 1990-09-26 Ram Kumar Chatterjee Adjustable support device for surgery
JPH08173435A (en) * 1994-12-20 1996-07-09 Takasago Ika Kogyo Kk Traction wound opening device for operation
CN109124957A (en) * 2018-07-06 2019-01-04 中国人民解放军第四军医大学 It is multi-functional to be used for fire victim's operating table
KR102163755B1 (en) * 2019-05-09 2020-10-08 경남대학교 산학협력단 Medical bed having retractable groove formation function for lifting patient
CN112336336A (en) * 2020-11-05 2021-02-09 河南科技大学第一附属医院 MRI limb fixing device
AU2021102938A4 (en) * 2021-05-28 2021-07-29 Weilin Li Rectum eccentric type double-cavity airbag

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389188A2 (en) * 1989-03-21 1990-09-26 Ram Kumar Chatterjee Adjustable support device for surgery
JPH08173435A (en) * 1994-12-20 1996-07-09 Takasago Ika Kogyo Kk Traction wound opening device for operation
CN109124957A (en) * 2018-07-06 2019-01-04 中国人民解放军第四军医大学 It is multi-functional to be used for fire victim's operating table
KR102163755B1 (en) * 2019-05-09 2020-10-08 경남대학교 산학협력단 Medical bed having retractable groove formation function for lifting patient
CN112336336A (en) * 2020-11-05 2021-02-09 河南科技大学第一附属医院 MRI limb fixing device
AU2021102938A4 (en) * 2021-05-28 2021-07-29 Weilin Li Rectum eccentric type double-cavity airbag

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