CN116269555A - Adjustable retractor for thoracic surgery - Google Patents
Adjustable retractor for thoracic surgery Download PDFInfo
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- CN116269555A CN116269555A CN202310358609.5A CN202310358609A CN116269555A CN 116269555 A CN116269555 A CN 116269555A CN 202310358609 A CN202310358609 A CN 202310358609A CN 116269555 A CN116269555 A CN 116269555A
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- fixedly connected
- air pressure
- retractor
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- adjusting ring
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- 238000001356 surgical procedure Methods 0.000 title claims abstract description 18
- 210000000115 thoracic cavity Anatomy 0.000 title claims abstract description 15
- 210000000078 claw Anatomy 0.000 claims abstract description 25
- 238000010030 laminating Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 4
- 238000007906 compression Methods 0.000 claims 4
- 210000000038 chest Anatomy 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00796—Breast surgery
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an adjustable retractor for thoracic surgery, which comprises: the loading frame is fixed on the operating room crane tower through a foot plate arranged at the top, the top of the rotating shaft is rotationally embedded in the center of the bottom of the loading frame, the bottom end of the rotating shaft is fixedly connected to the center of the top of the storage frame, and the upper surface of the storage frame is attached to the bottom surface of the loading frame; further comprises: the guide blocks are embedded in the side walls of the storage rack, the guide blocks are symmetrically distributed on two sides of the storage rack, the lower end face of each guide block is fixedly connected with the end parts of the stress column, and the stress columns are horizontally arranged. This chest surgery is with adjustable retractor, its setting adjustable pivoted retractor structure can be according to the trend of operation incision quick adjustment retractor's position, and the retractor structure of device adopts can accomodate the claw form structure of regulation, and the device can be according to the length adjustment of operation incision and be used for the claw number of retracting, and the suitability of device is stronger.
Description
Technical Field
The invention relates to the technical field of chest surgical retractors, in particular to an adjustable retractor for chest surgery.
Background
In the chest surgical operation process, a doctor needs to cut human skin tissue through a scalpel so as to open the chest, and in the process, a traction device needs to be used for pulling open the incision so as to facilitate subsequent pathological tissue observation and cutting operation, however, the existing retractors have some problems:
for example, a bidirectional retractor for abdominal wall ostomy is disclosed in publication number CN218684536U, two ends of a fixed cross bar are respectively connected with a vertical bar, a plurality of through holes i are formed in the interval of the vertical bar, two ends of a movable cross bar are respectively provided with a through hole ii, and the vertical bar passes through the through holes ii at two ends of the movable cross bar and is connected with the movable cross bar through a fixing bolt inserted into the through holes i; one side of the cross rod core is sleeved in the cross rod sleeve in a sliding way, the outer ends of the cross rod core and the cross rod sleeve are respectively connected with the vertical rods and are respectively provided with an expansion hook, and the cross rod sleeve is provided with a plurality of through holes III;
the device has the advantages that the mounting orientation of the retractor structure is fixed, and the position of the retractor is difficult to be quickly adjusted according to the trend of an operation incision in the using process of the device;
referring to an extrathoracic surgical retractor with the publication number of CN218684528U, the extrathoracic surgical retractor comprises a fixing frame, wherein fixing plates are fixedly connected to the left side and the right side of the fixing frame, a notch and an adjusting groove are formed in the front face of the fixing frame, an adjusting plate is arranged in an inner cavity of the adjusting groove, a track plate is fixedly connected to the top of the adjusting plate, a limit groove is formed in the inner wall of the track plate, a limit plate is arranged in the inner cavity of the limit groove, an adjusting arm is fixedly connected to the top of the limit plate, and a fixing block is fixedly connected to the right side of the adjusting arm;
according to the device, the length of the retractor plate is fixed, the retractor structure is difficult to adjust according to the length of the surgical incision, the applicability of the device is poor, and the device has great limitation.
In order to solve the problems, innovative design based on the original retractor is urgently needed.
Disclosure of Invention
The invention aims to provide an adjustable retractor for thoracic surgery, which aims to solve the problems that the prior art proposes an existing retractor, the installation orientation of a retractor structure is fixed, the position of the retractor is difficult to be quickly adjusted according to the trend of an operation incision in the using process of the device, the length of a retractor plate is fixed, the retractor structure is difficult to be adjusted according to the length of the operation incision by the device, the applicability of the device is poor, and the limitation is large.
In order to achieve the above purpose, the present invention provides the following technical solutions: an adjustable retractor for thoracic surgery, comprising:
the loading frame is fixed on the operating room crane tower through a foot plate arranged at the top, the top of the rotating shaft is rotationally embedded in the center of the bottom of the loading frame, the bottom end of the rotating shaft is fixedly connected to the center of the top of the storage frame, and the upper surface of the storage frame is attached to the bottom surface of the loading frame;
further comprises:
the guide blocks are embedded on the side walls of the storage rack, the guide blocks are symmetrically distributed on the two sides of the storage rack, the lower end face of each guide block is fixedly connected with the end parts of the stress column, the stress column is horizontally arranged and is positioned below the storage rack, the corresponding first air pressure cylinders are fixedly connected to the end faces of the two sides of the storage rack respectively, the inner walls of the first air pressure cylinders are provided with plug bodies of first plug rods in a fitting mode, the rod bodies of the first plug rods penetrate through the first air pressure cylinders and the storage rack in a sliding mode, and one ends, far away from the first air pressure cylinders, of the first plug rods are fixedly and vertically connected to the side walls of the guide blocks;
the adjusting ring is rotationally embedded on the side wall of the stress column, the adjusting ring and the stress column are coaxially arranged, the adjusting ring which is distributed at equal intervals is arranged on the stress column, the axis of the stress column and the axis of the first plug rod are mutually perpendicular, the side wall of the stress column is fixedly connected with a retracting claw, and the lower end of the retracting claw is of a barb-shaped structure so as to facilitate the incision tissue to be pulled.
Preferably, the top cross-section of guide block is "T" font, and the laminating of guide block top sets up form slip limit structure in the horizontal guide slot of seting up on accomodating the frame lateral wall, the one end that accomodates the frame is kept away from to first pneumatic cylinder is fixed to be linked together there is the gas outlet of gas-supply pipe, and the gas inlet of gas-supply pipe is fixed link up the intercommunication at the top of sealed box, and sealed box fixed mounting is in the upper surface of loading frame, fixedly connected with air pump on the lateral wall of loading frame moreover, the blast pipe of air pump is fixed to be linked together simultaneously on the lateral wall of sealed box for the guide block can be in accomodating the frame and remove.
Preferably, the bottom of the sealing box is fixedly communicated with an upper port of the connecting pipe, the connecting pipe is arranged at the top of the loading frame in a sliding way, the lower port of the connecting pipe is fixedly communicated with the lower part of the side wall of the second air pressure cylinder, and the bottom end of the second air pressure cylinder is fixedly embedded on the loading frame, so that gas in the connecting pipe can enter the second air pressure cylinder.
Preferably, the second air pressure cylinder is vertically arranged above the edge of the rotating shaft, the inner side of the second air pressure cylinder is provided with a plug head of a second plug rod in a fitting mode, a reset spring is fixedly connected between the upper end face of the plug head and the top of the inner wall of the second air pressure cylinder, the plug head is arranged above the lower port of the connecting pipe, the rod body of the second plug rod penetrates through the second air pressure cylinder and the loading frame in a sliding mode, the bottom end of the rod body is inserted into a locking hole formed in the top of the rotating shaft in a sliding mode, and the top of the rotating shaft is provided with locking holes distributed in an equal angle mode, so that the second plug rod can move in the second air pressure cylinder.
Preferably, the terminal surface on adjusting ring both sides is last fixedly connected with corresponding rubber ring, and rubber ring, adjusting ring and atress post three coaxial setting to the rubber ring laminating inlays and establishes the annular of seting up on the atress post in form and rotate damping structure, fixedly connected with sleeve on the top lateral wall of retracting claw, and slip on the sleeve runs through and install the pull rod for the adjusting ring can drive the rubber ring rotation.
Preferably, the terminal surface of adjusting ring is last to have offered the locating hole of equiangular distribution, and the locating hole is located the inboard of rubber ring, the terminal surface avris of adjusting ring is provided with corresponding inner tube, and the inner tube is fixed to be inlayed and establish on the inner wall of atress post to the inner tube tip slides and runs through the locating lever that has coaxial setting, and locating lever tip slides moreover and inserts and establish in the locating hole that corresponds on the adjusting ring and form limit structure for the locating lever can break away from on the adjusting ring.
Preferably, the pole body of locating lever fixedly connected with coaxial bulge loop that sets up, and the lateral wall laminating of bulge loop sets up on the inner wall of inner tube to the one end that the adjusting ring was kept away from to the locating lever is provided with the bulge tray, and the bulge tray avris of locating lever is provided with the pulling force board moreover, the pole body slip of locating lever run through in the pulling force board sets up for the pulling force board can drive the locating lever and remove.
Preferably, a pressure spring is fixedly connected between the side wall of the tension plate and the annular surface of the convex ring, the pressure spring is sleeved on the side wall of the positioning rod, the side wall of the tension plate is attached to the inner wall of the inner cylinder, the tension plate is attached to and penetrates through a sliding groove on the stress column, the lower end of the tension plate is fixedly connected to the control rod, the control rod is slidingly penetrated through the stress column, the control rod and the control rod are coaxially arranged, the end part of the control rod is rotationally embedded on the inner wall of the rotary cover, and the rotary cover is coaxially sleeved on the end part of the stress column to form a threaded connection relationship, so that the tension plate can compress the pressure spring.
Compared with the prior art, the invention has the beneficial effects that: this chest surgery is with adjustable retractor, it sets up adjustable pivoted and leads to the structure, can be according to the trend of operation incision quick adjustment retractor's position, and the device lead to the structure and adopt can accomodate the claw form structure of regulation, the device can be according to the length adjustment of operation incision and be used for the claw number of pulling back, the suitability of device is stronger, its specific content is as follows:
1. the inner side of the second air cylinder is provided with a plug head of a second plug rod in an attaching mode, a reset spring is fixedly connected between the upper end face of the plug head and the top of the inner wall of the second air cylinder, the plug head is located above the lower port of the connecting pipe, a rod body of the second plug rod is arranged in the second air cylinder and the loading frame in a sliding penetrating mode, the bottom end of the rod body is arranged in a locking hole formed in the top of the rotating shaft in a sliding inserting mode, the top of the rotating shaft is provided with locking holes distributed at equal angles, gas in the connecting pipe can flow into the second air cylinder, the second plug rod is pushed to move by high-pressure gas, at the moment, the second plug rod is separated from the locking hole in the top of the rotating shaft, and the containing frame can drive the rotating shaft to rotate, so that position adjustment of the retracting structure is achieved;
2. the locating holes distributed at equal angles are formed in the end face of the adjusting ring, the inner barrel is fixedly embedded in the inner wall of the stress column, the end part of the inner barrel is slidably penetrated with a locating rod which is coaxially arranged, the end part of the locating rod is slidably inserted in the corresponding locating hole on the adjusting ring to form a limiting structure, one end of the locating rod, which is far away from the adjusting ring, is provided with a convex disc, the convex disc side of the locating rod is provided with a tension plate, the lower end of the tension plate is fixedly connected with the control rod, the side wall of the adjusting ring is fixedly connected with a retracting claw, the control rod can drive the tension plate to move, the tension plate can drive the locating rod to synchronously move, the end part of the locating rod can be separated from the locating hole on the adjusting ring, a user can rotate the adjusting ring, and at the moment, the retracting claw is driven to synchronously rotate by the adjusting angle.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the storage rack of the present invention;
FIG. 3 is a schematic view of the mounting structure of the guide block of the present invention;
FIG. 4 is a schematic view of a rotating shaft mounting structure according to the present invention;
FIG. 5 is a schematic view of a force column mounting structure of the present invention;
FIG. 6 is a schematic view of the mounting structure of the retracting pawl of the present invention;
FIG. 7 is a schematic view of a screw cap mounting structure of the present invention;
FIG. 8 is a schematic view of the mounting structure of the adjusting ring of the present invention;
FIG. 9 is a schematic view of a lever mounting structure of the present invention;
FIG. 10 is a schematic view of the mounting structure of the positioning rod of the present invention.
In the figure: 1. a loading rack; 2. a rotating shaft; 3. a storage rack; 4. a guide block; 5. a stress column; 6. a first stopper rod; 7. a first air pressure cylinder; 8. a gas pipe; 9. a seal box; 10. an air pump; 11. a connecting pipe; 12. a second air pressure cylinder; 13. a second stopper rod; 14. a return spring; 15. an adjusting ring; 16. a retracting claw; 17. a sleeve; 18. a pull rod; 19. a rubber ring; 20. a positioning rod; 21. an inner cylinder; 22. a pressure spring; 23. a convex ring; 24. a tension plate; 25. a control lever; 26. and (5) screwing the cover.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention provides a technical solution: an adjustable retractor for thoracic surgery, comprising:
the loading frame 1 is fixed on the operating room crane tower through a foot plate arranged at the top, the top of the rotating shaft 2 is rotationally embedded in the center of the bottom of the loading frame 1, the bottom end of the rotating shaft 2 is fixedly connected with the center of the top of the storage frame 3, and the upper surface of the storage frame 3 is attached to the bottom surface of the loading frame 1;
the guide blocks 4 are embedded on the side walls of the storage rack 3, the guide blocks 4 are symmetrically distributed on two sides of the storage rack 3, the lower end face of the guide blocks 4 is fixedly connected with the end parts of the stress columns 5, the stress columns 5 are horizontally arranged, the stress columns 5 are positioned below the storage rack 3, the corresponding first air pressure cylinders 7 are fixedly connected to the end faces of the two sides of the storage rack 3 respectively, the inner walls of the first air pressure cylinders 7 are provided with plugs of the first plugs 6 in an attaching mode, the rods of the first plugs 6 penetrate through the first air pressure cylinders 7 and the storage rack 3 in a sliding mode, and one ends, far away from the first air pressure cylinders 7, of the first plugs 6 are fixedly and vertically connected to the side walls of the guide blocks 4;
the adjusting ring 15 is rotationally embedded on the side wall of the stress column 5, the two adjusting rings are coaxially arranged, the adjusting ring 15 which is distributed at equal intervals is arranged on the stress column 5, the axis of the stress column 5 and the axis of the first plug rod 6 are mutually perpendicular, the side wall of the stress column 5 is fixedly connected with the retracting claw 16, and the lower end of the retracting claw 16 is of a barb-shaped structure so as to facilitate the incision tissue to be pulled.
The top cross-section of guide block 4 is "T" font, and the laminating of guide block 4 top sets up and forms slip limit structure in the horizontal guide slot of seting up on accomodating the frame 3 lateral wall, the one end that accomodates the frame 3 is kept away from to first pneumatic cylinder 7 is fixed to be linked together there is the gas outlet of gas-supply pipe 8, and the gas inlet of gas-supply pipe 8 is fixed to link up the intercommunication at the top of seal box 9, and seal box 9 fixed mounting is at the upper surface of loading frame 1, fixedly connected with air pump 10 on the lateral wall of loading frame 1 moreover, the blast pipe of air pump 10 is fixed to be linked together on the lateral wall of seal box 9 simultaneously, when the air pump 10 draws out the gas in seal box 9 and the gas-supply pipe 8, first pneumatic cylinder 7 will produce the negative pressure, first cock stem 6 will drive guide block 4 and remove this moment.
The upper port of connecting pipe 11 is fixed to link up in sealing box 9 bottom, and connecting pipe 11 slip runs through in the top setting of loading frame 1, and connecting pipe 11's lower port fixed intercommunication is in the lateral wall lower part of second pneumatic cylinder 12, the bottom fixed embedding of second pneumatic cylinder 12 is established on loading frame 1, make the interior gas of connecting pipe 11 can flow into in the second pneumatic cylinder 12, and the vertical setting of second pneumatic cylinder 12 is in the edge top of axis of rotation 2, and the inboard laminating of second pneumatic cylinder 12 is provided with the chock plug of second cock stem 13, and fixedly connected with reset spring 14 between the up end of chock plug and the inner wall top of second pneumatic cylinder 12, and the chock plug is located the lower port top of connecting pipe 11, the shaft slip of second cock stem 13 runs through in second pneumatic cylinder 12 and loading frame 1 setting, and the bottom slip of shaft is established in the locking hole of axis of rotation 2 top seting up, and the locking hole of equiangular distribution is seted up at the top of axis of rotation 2, the gas in the second pneumatic cylinder 12 will promote second cock stem 13 upward movement and compress reset spring 14 this moment, the bottom of second cock stem 13 will break away from axis of rotation 2 from this moment.
The terminal surface on adjusting ring 15 both sides is last fixedly connected with corresponding rubber ring 19, and rubber ring 19, adjusting ring 15 and atress post 5 three coaxial setting, and the laminating of rubber ring 19 is inlayed and is established in the annular of seting up on atress post 5 and form the rotation damping structure, fixedly connected with sleeve 17 on the top lateral wall of the claw 16 that pulls out, and the slip runs through on the sleeve 17 installs pull rod 18 for the claw 16 that pulls out can drive adjusting ring 15 and rotate on atress post 5, and the rubber ring 19 of adjusting ring 15 both sides rotates in step.
A pressure spring 22 is fixedly connected between the side wall of the tension plate 24 and the annular surface of the convex ring 23, the pressure spring 22 is sleeved on the side wall of the positioning rod 20, the side wall of the tension plate 24 is attached to the inner wall of the inner cylinder 21, the tension plate 24 is attached to a chute penetrating through the stress column 5, the lower end of the tension plate 24 is fixedly connected to the control rod 25, the control rod 25 is glidingly penetrated through the stress column 5, the two are coaxially arranged, the end part of the control rod 25 is rotationally embedded on the inner wall of the rotating cover 26, the rotating cover 26 is coaxially sleeved on the end part of the stress column 5 to form a threaded connection relationship, the rotating cover 26 is rotated, so that the rotating cover 26 can drive the control rod 25 to move, the control rod 25 can drive a plurality of tension plates 24 to move, the convex ring 23 coaxially arranged is fixedly connected to the rod body of the positioning rod 20, the side wall of the convex ring 23 is attached to the inner wall of the inner cylinder 21, and the one end that locating lever 20 kept away from adjusting ring 15 is provided with the boss, and the boss avris of locating lever 20 is provided with pulling force board 24 moreover, the pole body of locating lever 20 slides and runs through in pulling force board 24 setting, equipotential distribution's locating hole has been seted up on the terminal surface of adjusting ring 15, and the locating hole is located the inboard of rubber ring 19, the terminal surface avris of adjusting ring 15 is provided with corresponding inner tube 21, and inner tube 21 is fixed to be inlayed and establish on the inner wall of atress post 5, and the sliding of inner tube 21 tip is run through and is had the locating lever 20 of coaxial setting, and locating lever 20 tip slides and inserts and establish and form limit structure in the locating hole that corresponds on adjusting ring 15, pulling force board 24 will drive the boss of locating lever 20 and remove this moment, make locating lever 20 can remove in inner tube 21, the tip of locating lever 20 will break away from in the locating hole on the adjusting ring 15 this moment.
Working principle: when the adjustable retractor for thoracic surgery is used, referring to fig. 1-10 firstly, when a user needs to adjust the number and angle of the claws for retraction, the pull rod 18 is pulled to enable the pull rod 18 to be far away from the retraction claws 16 which do not need to be used, the pull rod 18 moves in the sleeve 17, then the rotating cover 26 is rotated, the rotating cover 26 moves on the stress column 5, the rotating cover 26 drives the control rod 25 to synchronously move in the stress column 5, the stress column 5 can drive the plurality of tension plates 24 to synchronously move, the tension plates 24 drive the positioning rod 20 to synchronously move in the inner cylinder 21, the end parts of the positioning rod 20 are separated from the positioning holes on the adjusting ring 15, so that the limiting relationship is released, namely the corresponding retraction claws 16 can be rotated, the rubber rings 19 arranged on two sides of the retraction claws 16 synchronously rotate on the stress column 5 to play a role of rotation damping, when the retracting claws 16 are turned upwards, the subsequent incision retracting operation will not be involved, meanwhile, the rest retracting claws 16 can be driven to synchronously rotate to a proper angle through the pull rods 18, then the rotary cover 26 is reversely rotated, so that the rotary cover 26 can drive the control rod 25 to reversely move to carry out resetting operation, the control rod 25 exerts thrust on the convex ring 23 through the tension plate 24 and the pressure spring 22, so that the convex ring 23 can drive the positioning rod 20 to move towards the adjusting ring 15 again, in the process, if the positioning rod 20 is attached to the end face of the adjusting ring 15, the tension plate 24 compresses the pressure spring 22 at the moment, then a user slightly rotates the retracting claws 16, so that the positioning hole on the adjusting ring 15 can be coaxial with the positioning rod 20, and the pressure spring 22 pushes the positioning rod 20 into the positioning hole through resetting action, thereby locking the adjusting ring 15, and adjusting the retracting structure of the device is realized;
referring to fig. 1-10, the foot plate at the top of the loading frame 1 is installed on the tower crane of the operating room so as to be convenient for a doctor to operate, when the position of the retracting structure is required to be adjusted, the air pump 10 is started, so that the air pump 10 can send air into the sealing box 9, the air in the sealing box 9 flows into the second air pressure cylinder 12 through the connecting pipe 11, at the moment, the high-pressure air pushes the second plug rod 13 to move in the second air pressure cylinder 12, the second plug rod 13 moves upwards to compress the return spring 14, at the moment, the bottom end of the second plug rod 13 is separated from the locking hole in the rotating shaft 2, the doctor can rotate the accommodating frame 3, the accommodating frame 3 drives the rotating shaft 2 to rotate on the loading frame 1, the angle position of the retracting structure on the accommodating frame 3 is adjusted, after the position is adjusted, the air pump 10 pumps the air sent in before, at the moment, the return spring 14 pushes the second plug rod 13 to move downwards through the reset action and reenter the locking hole of the rotating shaft 2, at the moment, the doctor inserts the retracting claw 16 into a human tissue incision through the tower crane, then controls the air pump 10 to start, the device slowly controls the control of the air pump 10 to move the air pump 8 to move out of the air guide tube 8, and the air pump 8 is driven by the electromagnetic valve 7 to move along the first air guide tube 6 and the air pump 6 is driven by the electromagnetic valve 6 to move along the air guide tube 6, and the air pump 6 is driven by the opposite to move the air pump 6, and the air pump 6 to move the air pump 6 to the air pump 5 to move correspondingly to the chest 5.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. An adjustable retractor for thoracic surgery, comprising:
the loading frame (1) is fixed on the operating room crane tower through a foot plate arranged at the top, the top of the rotating shaft (2) is rotationally embedded in the center of the bottom of the loading frame (1), the bottom end of the rotating shaft (2) is fixedly connected to the center of the top of the storage frame (3), and the upper surface of the storage frame (3) is attached to the bottom surface of the loading frame (10;
characterized by further comprising:
the guide blocks (4) are embedded on the side walls of the storage frames (3), the guide blocks (4) are symmetrically distributed on the two sides of the storage frames (3), the lower end faces of the guide blocks (4) are fixedly connected with the ends of the stress columns (5), the stress columns (5) are horizontally arranged, the stress columns (5) are located below the storage frames (3), corresponding first air pressure cylinders (7) are fixedly connected to the end faces of the two sides of the storage frames (3), plugs of the first air pressure cylinders (6) are attached to the inner walls of the first air pressure cylinders (7), the shafts of the first plug rods (6) penetrate through the first air pressure cylinders (7) and the storage frames (3) in a sliding mode, and one ends, far away from the first air pressure cylinders (7), of the first plug rods (6) are fixedly and vertically connected to the side walls of the guide blocks (4);
the adjusting ring (15) is rotationally embedded on the side wall of the stress column (5), the adjusting ring (15) is coaxially arranged on the stress column (5), the axis of the stress column (5) and the axis of the first plug rod (6) are mutually perpendicular, the retraction claw (16) is fixedly connected on the side wall of the stress column (5), and the lower end of the retraction claw (16) is of a barb-shaped structure so as to facilitate the incision tissue pulling.
2. An adjustable retractor for thoracic surgery according to claim 1, wherein: the top cross-section of guide block (4) is "T" font, and the laminating of guide block (4) top sets up form slip limit structure in the horizontal guide slot of seting up on accomodating frame (3) lateral wall, the one end that accomodates frame (3) was kept away from to first pneumatic cylinder (7) is fixed to be linked together and is had the gas outlet of gas-supply pipe (8), and the air inlet of gas-supply pipe (8) is fixed to link up the top of intercommunication at seal box (9), and seal box (9) fixed mounting is in the upper surface of loading frame (1), fixedly connected with air pump (10) on the lateral wall of loading frame (1) moreover, the blast pipe of air pump (10) is fixed to be linked together simultaneously on the lateral wall of seal box (9).
3. An adjustable retractor for thoracic surgery according to claim 2, wherein: the upper port of the connecting pipe (11) is fixedly and penetratingly arranged at the bottom of the sealing box (9), the connecting pipe (11) is arranged at the top of the loading frame (1) in a sliding mode, the lower port of the connecting pipe (11) is fixedly communicated with the lower portion of the side wall of the second air pressure cylinder (12), and the bottom end of the second air pressure cylinder (12) is fixedly embedded in the loading frame (1).
4. An adjustable retractor for thoracic surgery according to claim 3, wherein: the second air pressure cylinder (12) is vertically arranged above the edge of the rotating shaft (2), a plug of a second plug rod (13) is attached to the inner side of the second air pressure cylinder (12), a reset spring (14) is fixedly connected between the upper end face of the plug and the top of the inner wall of the second air pressure cylinder (12), the plug is arranged above the lower port of the connecting pipe (11), a rod body of the second plug rod (13) is slidably penetrated through the second air pressure cylinder (12) and the loading frame (1), the bottom end of the rod body is slidably inserted into a locking hole formed in the top of the rotating shaft (2), and the top of the rotating shaft (2) is provided with locking holes distributed at equal angles.
5. An adjustable retractor for thoracic surgery according to claim 1, wherein: the adjustable hydraulic lifting device is characterized in that corresponding rubber rings (19) are fixedly connected to the end faces of two sides of the adjusting ring (15), the rubber rings (19), the adjusting ring (15) and the stress column (5) are coaxially arranged, the rubber rings (19) are fitted and embedded in annular grooves formed in the stress column (5) to form a rotary damping structure, a sleeve (17) is fixedly connected to the top side wall of the retracting claw (16), and a pull rod (18) is installed on the sleeve (17) in a sliding penetrating mode.
6. An adjustable retractor for thoracic surgery according to claim 5, wherein: the locating holes distributed at equal angles are formed in the end face of the adjusting ring (15), the locating holes are located in the inner side of the rubber ring (19), the corresponding inner cylinder (21) is arranged on the side of the end face of the adjusting ring (15), the inner cylinder (21) is fixedly embedded in the inner wall of the stress column (5), the end portion of the inner cylinder (21) penetrates through the locating rod (20) which is coaxially arranged in a sliding mode, and the end portion of the locating rod (20) is inserted in the corresponding locating hole in the adjusting ring (15) in a sliding mode to form a limiting structure.
7. An adjustable retractor for thoracic surgery according to claim 6, wherein: the utility model discloses a pole body of locating lever (20) fixedly connected with bulge loop (23) of coaxial setting, and the laminating of bulge loop (23) side wall sets up on the inner wall of inner tube (21) to the one end that locating lever (20) kept away from adjusting ring (15) is provided with the boss, and the boss avris of locating lever (20) is provided with pulling force board (24) moreover, the pole body slip of locating lever (20) run through in pulling force board (24) set up.
8. An adjustable retractor for thoracic surgery according to claim 7, wherein: the utility model discloses a compression spring, including compression spring, inner tube (21) and telescopic handle, compression spring (22) are fixed connection between the lateral wall of pulling force board (24) with the anchor ring of bulge loop (23), and compression spring (22) cover is established on the lateral wall of locating lever (20), and the lateral wall laminating of pulling force board (24) sets up on the inner wall of inner tube (21), the spout on atress post (5) is run through in pulling force board (24) laminating, and the lower extreme fixed connection of pulling force board (24) is on control lever (25), and control lever (25) slip runs through in atress post (5), both coaxial settings, the tip rotation of control lever (25) is inlayed on the inner wall of spiral cover (26), and spiral cover (26) coaxial cover is established the tip of atress post (5) forms threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310358609.5A CN116269555A (en) | 2023-04-06 | 2023-04-06 | Adjustable retractor for thoracic surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310358609.5A CN116269555A (en) | 2023-04-06 | 2023-04-06 | Adjustable retractor for thoracic surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116269555A true CN116269555A (en) | 2023-06-23 |
Family
ID=86830607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310358609.5A Withdrawn CN116269555A (en) | 2023-04-06 | 2023-04-06 | Adjustable retractor for thoracic surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116269555A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117159056A (en) * | 2023-09-26 | 2023-12-05 | 张兆飞 | Negative pressure suction eyelid retractor for cataract operation |
-
2023
- 2023-04-06 CN CN202310358609.5A patent/CN116269555A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117159056A (en) * | 2023-09-26 | 2023-12-05 | 张兆飞 | Negative pressure suction eyelid retractor for cataract operation |
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