Suspension type surgical equipment

By designing suspended surgical equipment, doctors can perform operations on suspended seats, which solves the problems of lumbar spine, cervical spine, shoulder circumference and lower limbs caused by standing for a long time, and improves the comfort and accuracy of surgery.

CN119344893APending Publication Date: 2025-01-24GUANGDONG HOSPITAL OF TRADITIONAL CHINESE MEDICINE
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Patent Information

Application Number
CN202411753770.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-01-24

AI Technical Summary

Technical Problem

Long-term standing surgery causes surgeons to have problems such as herniated discs of the lumbar and cervical vertebrae, periarthritis of the shoulder, varicose veins in the lower limbs and thrombosis, affecting health and work efficiency.

Method used

Design a suspension surgical device, including suspension seats, surgical beds, and sliding rail systems. The seats are connected to joint suspension through the suspension arm. Doctors can hang surgery on the seat to reduce the pressure of the lower limbs.

Benefits of technology

Through suspension surgery equipment, doctors can perform surgery without a long time to avoid the obstacles of the lower limbs and veins, reduce the burden on the body, and improve the comfort and accuracy of the operation operation.

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Abstract

The invention discloses suspension type surgical equipment which comprises a sliding rail, a seat and an operating bed, the sliding rail is arranged at the top of an operating room, the seat is suspended on the sliding rail through a suspension arm connecting joint and can move on the sliding rail, and the suspension arm connecting joint can stretch out and draw back, so that the position of the seat can be adjusted when the seat is suspended on the sliding rail; the bed body is used for a patient to lie down, the supporting legs are used for supporting the bed body, and the top of the bed body is sunken to form a groove for the patient to lie down. The suspension type seat is designed, so that the operation posture of a surgeon is greatly changed, the surgeon is liberated from fatigue work, the operation efficiency is greatly improved, the working intensity is reduced, and the operation life of the surgeon is prolonged; the operating bed is provided with the liquid collecting part and the groove, the liquid collecting part can automatically collect waste liquid and does not pollute the operating plane, the groove can prevent the patient from sliding off after the operating bed inclines, and the bed edge of the operating bed can support the hands of a doctor through the design of the groove.
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Description

Technical Field

[0001] The invention relates to the field of medical equipment, in particular to a suspension type surgical equipment. Background Art

[0002] In the modern medical field, complex surgical operations often require surgeons to remain standing for a long time to ensure the accuracy and efficiency of the operation.

[0003] However, standing for long periods of time not only causes great physical exhaustion to doctors, but also easily leads to fatigue damage to the joints of the body and limbs, seriously affecting the health and work efficiency of doctors. Specifically, standing for long periods of time can cause the following problems: (1) Lumbar and cervical disc herniation: Surgeons need to frequently adjust their postures to adapt to different surgical sites during surgery. Maintaining a bent or tilted head posture for a long time can easily lead to excessive pressure on the lumbar and cervical spine, which in turn leads to disc herniation, pain, and even dysfunction. (2) Periarthritis of the shoulder: During surgery, doctors often need to raise their hands to perform delicate operations. Maintaining this posture for a long time can cause tension and strain on the muscles and ligaments around the shoulder joint, eventually leading to periarthritis of the shoulder. (3) Varicose veins in the lower limbs: Standing for long periods of time obstructs the return of the lower limb veins, impairs the function of the venous valves, and causes blood to accumulate in the lower limb veins, gradually forming varicose veins. This not only affects the appearance, but can also cause serious consequences such as swelling, pain, itching, and even thrombosis. (4) Thrombosis: Due to poor blood circulation caused by standing for long periods of time, blood in the veins of the lower limbs is prone to form blood clots. Once the blood clots break off and enter important organs such as the lungs through blood circulation, they will cause fatal pulmonary embolism.

[0004] Therefore, a technical solution to the above problems is needed. Summary of the invention

[0005] In order to solve the technical problems existing in the prior art, an object of the present invention is to provide a suspension surgical device to solve the above-mentioned technical problems.

[0006] In order to achieve the purpose, the present invention adopts the following technical solutions:

[0007] A suspended surgical device installed in an operating room to assist doctors in performing surgery, comprising:

[0008] Slide rails, set on the top of the operating room;

[0009] A seat is suspended on the slide rail via a suspension arm connection joint and can be moved on the slide rail, and the suspension arm connection joint can be extended and retracted so that the position of the seat can be adjusted when suspended on the slide rail; and

[0010] The operating bed comprises a bed body for a patient to lie down and supporting legs for supporting the bed body. The top of the bed body is concave to form a groove for the patient to lie down.

[0011] Preferably, when the groove is formed on the top of the bed, the side of the bed also forms a bed edge for supporting the doctor's hands.

[0012] Preferably, the operating bed further comprises a liquid collecting portion for collecting waste liquid during the operation, the liquid collecting portion is arranged at the bottom of the bed body, and the bed body is further provided with a liquid inlet hole connecting the liquid collecting portion and the groove.

[0013] Preferably, the seat comprises a seat plate and a seat back connected to a side of the seat plate, and the seat back is foldably mounted on the seat plate.

[0014] Preferably, the seat plate is also provided with a friction portion for preventing the doctor from slipping.

[0015] Preferably, the seat is also provided with a limiting portion for limiting the position of the doctor.

[0016] Preferably, the limiting portion is a fixing belt arranged on the seat; or, the limiting portion is a limiting plate detachably mounted on the seat.

[0017] Preferably, the suspension arm connection joint comprises a telescopic rod and an outer cover arranged outside the telescopic rod, and the outer cover is a telescopic outer cover.

[0018] Preferably, the suspension arm connection joint and the seat, as well as the suspension arm connection joint and the slide rail are rotatably connected.

[0019] Preferably, it further comprises a cleaning and disinfection system, and the cleaning and disinfection system comprises an ultraviolet disinfection lamp arranged on the operating table.

[0020] The suspended surgical chair proposed by the suspended surgical equipment of the present invention allows the doctor to sit on the chair and suspend while performing surgery, freeing both legs to avoid problems such as obstructed venous return and varicose veins in the lower limbs caused by standing for a long time. The innovative design aims to ensure the convenience of surgical operations while effectively alleviating the physical burden of surgeons caused by standing for a long time, thereby freeing both legs and reducing pressure on the lower limbs.

[0021] The suspension arm connection joint in the present invention can be raised and lowered, and the connection with the seat can be set as a universal joint coupling. The seat has a complete adjustment mechanism, including height, angle and inclination, etc., which can be flexibly adjusted according to the surgical site and the doctor's operating habits to ensure the comfort and accuracy of the surgical operation and adapt to different surgical needs.

[0022] In the present invention, the operating table is also provided with a liquid collecting part, which can automatically collect waste liquid without polluting the operating plane. A groove is provided on the operating table to prevent the patient from sliding down after the operating table is tilted, and the design of the groove enables the edge of the operating table to support the doctor's hands. The doctor can support his upper limbs on the edge of the bed without exerting force on his lower limbs, and stably complete the operation during the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 It is a three-dimensional diagram of a suspension type surgical device in the present invention;

[0025] Figure 2 is a three-dimensional diagram of the operating table in the present invention;

[0026] Figure 3 It is a three-dimensional diagram of the seat in the present invention.

[0027] In the figure: 1. operating table; 11. bed body; 111. groove; 112. bed edge; 113. liquid inlet hole 12. support foot; 13. liquid collecting part; 2. seat; 21. seat plate; 22. friction part; 23. chair back; 24. armrest; 25. foot plate; 3. suspension arm connecting joint; 31. outer cover; 32. motor drive pulley; 4. slide rail; 5. cleaning and disinfection system. DETAILED DESCRIPTION

[0028] The present invention is further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0030] In the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection", "fixation" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0032] In the above description, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0033] See also Figure 1 The figure shows a schematic diagram of the structure of a suspension type surgical device of the present invention.

[0034] See also Figures 1 to 3 A suspended surgical device includes an operating bed 1 for a patient to undergo surgery, a seat 2 arranged on the side of the operating bed 1, and a slide rail 4 for suspending the seat 2. When in use, the seat 2 can be used for a doctor to sit on during surgery, and the seat 2 can be suspended on the side of the operating bed 1 through the slide rail 4 and can be moved on the side of the operating bed 1, making it convenient for the doctor to move on the side of the operating bed 1 and perform surgery at different positions or angles.

[0035] refer to Figure 2The operating table 1 can support the patient during the operation and adjust the body position according to the needs of the operation, providing a convenient operating environment for the doctor. The operating table 1 belongs to the basic equipment of the operating room. The operating table 1 described in the present invention refers to a bed surface for the patient to lie down. The bed surface is usually set horizontally, and even if it is tilted, it is slightly tilted, and the tilt angle is usually not more than 15 degrees. The patient can lie on it, and the doctor performs surgery on the patient on the side of the operating table 1.

[0036] The operating table 1 includes a table body 11 for a patient to lie on and support legs 12 for supporting the table body 11 .

[0037] The operating table 1 can be adjusted in height to accommodate doctors performing operations at different heights. Preferably, the operating table 1 can be an electric operating table 1 or a hydraulic operating table 1, for example, the support legs 12 of the operating table 1 can be hydraulic rods that can be raised and lowered.

[0038] The top surface of the bed body 11 of the operating bed 1 is used as a bed surface for patients to lie down. The top surface of the bed body 11 is sunken to form a groove 111. The groove 111 is for patients to lie down in, which can prevent the patient from sliding off the side of the bed body 11 after the bed is tilted. When the doctor is sitting for surgery, the doctor's lower limbs and lower body can naturally be close to the bed body 11, and the upper body can be inserted into the operating area (groove 111) to the maximum extent, without relying on the waist strength to bend to get close to the operating table. After the top surface of the bed body 11 is sunken, a bed edge 112 is formed on the side of the groove 111. The bed edge 112 can be supported by the doctor's elbow joint, which can reduce the doctor's fatigue caused by holding his hands for a long time.

[0039] Preferably, the recessed height of the groove 111 on the top of the bed 11 is 20 cm to 30 cm.

[0040] Preferably, a liquid collecting portion 13 is further provided at the bottom of the bed body 11 of the operating bed 1. Specifically, in this embodiment, the liquid collecting portion 13 is a "V"-shaped groove provided on the bottom surface of the bed body 11, and a liquid inlet hole 113 is provided on the top thereof to communicate with the groove 111 on the top of the bed body 11, so that the waste liquid flowing out of the bed body 11 during the operation can flow into the bottom of the "V"-shaped groove from the side of the liquid inlet hole 113 of the groove 111, without contaminating the operating plane.

[0041] Preferably, the liquid collecting part 13 is also provided with a connecting pipe (not shown), and the liquid collecting part 13 can be connected to a sewer or other medical waste liquid treatment room through the connecting pipe.

[0042] refer to Figure 3The chair 2 includes a seat plate 21 and a backrest 23 connected to the seat plate 21. Specifically, in this embodiment, the seat plate 21 is a substantially cylindrical circle, and the backrest 23 is connected to one side of the seat plate 21, and is a semicircle connected to the side of the seat 2. The seat plate 21 and the backrest 23 form the chair 2. The other side of the seat plate 21 that is not connected to the backrest 23 allows the doctor's upper body to lean out, and the doctor's lower body can be extended under the operating table 1. During the operation, the doctor can sit on the seat plate 21 and lean against the backrest 23.

[0043] Preferably, the seat 2 and the backrest 23 can be folded, and the backrest 23 can be turned onto the seat plate 21 to complete the folding when no surgery is performed. For example, the backrest 23 and the seat plate 21 can be connected by a hinge, and the backrest 23 can be rotated backwards to a certain angle relative to the seat 2 for the doctor to lean against; when not in use, the backrest 23 can be rotated forward and folded onto the seat 2.

[0044] Preferably, armrests 24 can be provided on both sides of the seat plate 21. By providing the armrests 24, when the doctor sits on the chair 2, the doctor's position can be limited on both sides, so that the doctor can sit more securely.

[0045] Preferably, a friction part 22 is also provided on the seat 2. For example, the friction part 22 is a small round rubber protrusion provided on the surface of the top of the seat plate 21, which can increase the friction between the doctor's buttocks when the doctor sits on the seat plate 21, and play an anti-slip role.

[0046] The seat 2 is also provided with a limiting part, which can limit the doctor's position after the doctor sits on the seat 2 to prevent the doctor from slipping on the seat 2. Preferably, in this embodiment, the limiting part is a safety fixing system for the doctor when he sits on the seat 2, for example, it can be a fixing belt provided on the seat 2, and the doctor can be fixed by the fixing belt after sitting on the seat 2.

[0047] A suspension arm connection joint 3 is also provided between the seat 2 and the slide rail 4. The seat 2 can be suspended below the slide rail 4 through the suspension arm connection joint 3, and the suspension arm connection joint 3 can move on the slide rail 4, so that the seat 2 can move through the slide rail 4.

[0048] The slide rail 4 can be set on the top of the operating room. After the slide rail 4 and the seat 2 are connected through the suspension arm connection joint 3, the seat 2 can be suspended in the operating room and moved on the slide rail 4 through the suspension arm connection joint 3, so that the seat 2 can be moved in the operating room.

[0049] Preferably, a plurality of slide rails 4 can be provided on the top of the operating room.

[0050] The suspension arm connection joint 3 includes a telescopic rod (not shown), which can be telescopic, so that the height of the seat 2 can be adjusted by the telescopic rod when it is connected to the slide rail 4 through the suspension arm connection joint 3. Preferably, the telescopic rod can be a hydraulic rod.

[0051] Preferably, an outer cover 31 is provided outside the telescopic rod to protect the telescopic rod from being damaged due to long-term exposure, thereby ensuring that the telescopic rod can be used normally.

[0052] Specifically, in this embodiment, the outer cover 31 is a telescopic outer cover 31, which is provided with three sections. The three sections of the outer cover 31 are connected in sequence to form a telescopic outer cover 31 that can cover the outside of the telescopic rod, and the three sections of the outer cover 31 gradually decrease in size from top to bottom so that they can be telescopic to each other.

[0053] At least three suspension arm connection joints 3 are provided. Preferably, three suspension arm connection joints 3 are provided, and the telescopic rods of the three suspension arm connection joints 3 are respectively connected to the semicircular chair back 23 and the armrests 24 on both sides, so that the three suspension arm connection joints 3 are sufficient to fix the seat 2.

[0054] Preferably, the suspension arm connection joint 3 is connected to one end of the seat 2 and can be movably rotated, that is, the suspension arm connection joint 3 and the seat 2 are rotatably connected. Specifically, in this embodiment, a universal joint coupling (not shown) is provided at the connection end of the suspension arm connection joint 3 and the seat 2. When the suspension arm connection joint 3 is connected to the seat 2, the end of the suspension arm connection joint 3 and the seat 2 rotate at different angles, so that the connection between the seat 2 and the suspension arm connection joint 3 is more flexible.

[0055] In this embodiment, three slide rails 4 are arranged, and the three slide rails are not arranged in parallel. There is a certain angle between the three slide rails 4, and the distance between the three slide rails 4 gradually increases as it approaches the operating bed 1. The three suspension arm connection joints 3 are respectively connected to the three slide rails 4.

[0056] When in use, the three suspension arm connection joints 3 can be adjusted in length to allow the seat 2 to move in different directions on the side of the operating table 1. Figure 1 As shown, by shortening the suspension arm connection joint 3 connected to the backrest 23 of the seat 2 and lengthening the suspension arm connection joint 3 connected to the armrest 24 of the seat 2, the seat 2 can be adjusted to the middle position of the side of the operating bed 1; or, the suspension arm connection joint 3 connected to one of the armrests 24 of the seat 2 can be lengthened, and the suspension arm connection joint 3 connected to the other armrest 24 of the seat 2 and the backrest 23 of the seat 2 can be lengthened, so that the seat 2 can be moved to the end position of the operating bed 1.

[0057] Preferably, a footboard 25 is also provided on the seat 2, and the footboard 25 is electrically connected to the suspension arm connection joint 3. When the doctor sits on the seat 2, he can control the suspension arm connection joint 3 by stepping on the footboard 25, and control the telescopic rod of the suspension arm connection joint 3 to extend and retract, thereby controlling the height and angle of the seat 2.

[0058] The suspension arm connection joint 3 is connected to the slide rail 4 through an electric drive pulley 32. Specifically, in this embodiment, one end of the suspension arm connection joint 3 is connected to the seat 2, and the other end is provided with a motor drive pulley 32, and the pulley of the motor drive pulley 32 can be installed in the slide rail 4, and the pulley can be moved in the slide rail 4 by the motor drive, so that the seat 2 connected to the suspension arm connection joint 3 can be moved.

[0059] Preferably, a cleaning and disinfection system 5 is also included, and the cleaning and disinfection system 5 can perform cleaning and disinfection when the doctor needs it. Specifically, in this embodiment, the cleaning and disinfection system 5 is arranged on the bed edge 112 of the operating bed 1, and is an ultraviolet disinfection lamp arranged on the bed edge 112. The doctor can place his hands on the ultraviolet disinfection lamp on the bed edge 112 for irradiation and disinfection.

[0060] refer to Figure 1 The use process of the suspension surgical device in the present invention is as follows:

[0061] The patient lies in the groove 111 of the operating table 1 , and the doctor first releases the limiting part of the seat 2 , and then sits on the seat 2 , and fixes the doctor on the seat 2 through the limiting part.

[0062] Then, the doctor controls the suspension arm connection joint 3 by stepping on the foot plate 25 to telescope and adjust the position and angle of the seat 2, so that the doctor can adapt to the position of the patient on the operating table 1, and then the doctor can perform surgery on the patient.

[0063] Of course, it is understandable that in some other embodiments, the above-mentioned suspension arm connection joint 3 can also be implemented by connecting multiple suspension arm connection joints 3 to the same mobile structure, and then installing the mobile structure on a slide rail 4. By controlling the mobile structure to move on the slide rail 4, the seat 2 can be moved on the slide rail 4, so that the doctor can adjust the position of the seat 2.

[0064] For example, the movable structure is a movable plate, and the three suspension arm connection joints 3 are connected to the seat 2 at one end and to the movable plate at the other end, and the motor driving pulley 32 is connected to the movable plate, so that the suspension arm connection joints 3 can be moved, and the three suspension arm connection joints 3 move at the same time, making the movement of the seat 2 more stable.

[0065] Alternatively, in some other embodiments, other movable structures may be used to connect with the slide rail 4 and the suspension arm connection joint 3 , as long as the suspension arm connection joint 3 can be connected to the slide rail 4 .

[0066] In addition, it should be noted that, in some other embodiments, the above-mentioned limiting portion may be a limiting plate installed on the seat 2. When the doctor sits on the seat 2, the limiting plate is installed on the seat 2 in front of the doctor to prevent the doctor from sliding off the seat 2 when the seat 2 is adjusted to a large angle. Alternatively, when the doctor is performing surgery, he or she may also half-lie on the limiting plate, that is, press the chest on the limiting plate to gain force, so that the doctor can perform surgery while lying obliquely to avoid waist fatigue caused by long-term bending.

[0067] The limiting part is also detachably arranged on the seat 2. For example, a mounting groove into which a limiting plate can be inserted is arranged on the seat plate 21, and the limiting plate is installed on the other side of the seat plate 21 opposite to the backrest 23 by inserting into the mounting groove. After the doctor sits on the seat plate 21, the limiting plate is installed on the seat plate 21 for limiting, which can prevent the doctor from sliding off the seat 2.

[0068] The suspended surgical equipment of the present invention proposes a suspended seat 2 design. The doctor sits on the seat 2 and can adjust the height and angle of the seat 2 according to the surgical situation. The doctor sits on the seat 2 and performs the surgery while suspended, changing the surgeon's surgical posture, freeing the legs, and avoiding problems such as obstruction of venous return in the lower limbs and varicose veins caused by standing for a long time. The innovative design aims to effectively relieve the physical burden of the surgeon caused by standing for a long time while ensuring the convenience of surgical operations, freeing the legs and reducing the pressure on the lower limbs. The operating bed 1 is also provided with a liquid collection part 13, which can automatically collect waste liquid without polluting the surgical plane; a groove 111 is provided on the operating bed 1 to prevent the patient from sliding off after the operating bed 1 is tilted, and the design of the groove 111 allows the edge 112 of the operating bed 1 to support the doctor's hands. The doctor can support his upper limbs on the edge 112 of the bed without stress on his lower limbs, and stably complete the operation in the operation.

[0069] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A suspended surgical device installed in an operating room to assist doctors in performing surgery, characterized in that: include: Slide rails, set on the top of the operating room; The seat is suspended on the slide rail through a suspension arm connection joint and can be moved on the slide rail, and the suspension arm connection joint can be extended and retracted so that the seat can adjust its position when suspended on the slide rail; as well as The operating bed comprises a bed body for a patient to lie down and supporting legs for supporting the bed body. The top of the bed body is concave to form a groove for the patient to lie down.

2. A suspension surgical device according to claim 1, characterized in that: When the groove is formed on the top of the bed, the side of the bed also forms a bed edge for supporting the doctor's hands.

3. The suspension surgical device according to claim 1, characterized in that: The operating bed also includes a liquid collecting portion for collecting waste liquid during the operation. The liquid collecting portion is arranged at the bottom of the bed body. The bed body is also provided with a liquid inlet hole connecting the liquid collecting portion and the groove.

4. The suspension surgical device according to claim 1, characterized in that: The seat comprises a seat plate and a seat back connected to a side of the seat plate, and the seat back is foldably mounted on the seat plate.

5. The suspension surgical device according to claim 4, characterized in that: The seat plate is also provided with a friction portion for preventing the doctor from slipping.

6. A suspension surgical device according to any one of claims 1 to 4, characterized in that: The seat is also provided with a limiting portion for limiting the position of the doctor.

7. The suspension surgical device according to claim 6, characterized in that: The limiting portion is a fixing belt arranged on the seat; or, the limiting portion is a limiting plate detachably mounted on the seat.

8. A suspension surgical device according to any one of claims 1 to 4, characterized in that: The suspension arm connection joint comprises a telescopic rod and an outer cover arranged outside the telescopic rod, and the outer cover is a telescopic outer cover.

9. The suspension surgical device according to claim 8, characterized in that: The suspension arm connection joint and the seat, as well as the suspension arm connection joint and the slide rail can be rotatably connected.

10. A suspension surgical device according to any one of claims 1 to 4, characterized in that: It also includes a cleaning and disinfection system, which includes an ultraviolet disinfection lamp arranged on the operating table.