CN112022596A - Method for supporting and fixing legs of patient in operation and supporting and fixing frame - Google Patents
Method for supporting and fixing legs of patient in operation and supporting and fixing frame Download PDFInfo
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- CN112022596A CN112022596A CN202010772078.0A CN202010772078A CN112022596A CN 112022596 A CN112022596 A CN 112022596A CN 202010772078 A CN202010772078 A CN 202010772078A CN 112022596 A CN112022596 A CN 112022596A
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- Prior art keywords
- locking
- leg
- rod
- support
- movable joint
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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
- A61G13/101—Clamping means for connecting accessories to the operating table
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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
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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
- A61G13/126—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with specific supporting surface
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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
- A61G13/128—Rests specially adapted therefor; Arrangements of patient-supporting surfaces with mechanical surface adaptations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0619—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/10—Arrangements for locking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2316/00—Apparatus in health or amusement
- F16C2316/10—Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
Abstract
A method for supporting and fixing the leg of patient in operation and the supporting and fixing frame, which comprises a supporting frame, a universal movable joint and a leg fixing frame; the support frame rod, the universal movable joint and the leg fixing frame are combined to form a leg support frame; the support frame comprises two support rods, wherein one support rod is in a vertical state and is fixed at the side of the sickbed through a fixing device; the other is a swinging support rod which is connected with the upper end of the upright support rod through a universal movable joint, and the angle and the height are adjusted through the swinging support rod; the other end of the swinging support rod is connected with a leg fixing frame through a universal movable joint, and the leg of the patient is supported through the leg fixing frame; the universal movable joint is a spherical universal movable joint with a locking mechanism. The leg support frame is formed by combining the support frame rod, the universal movable joint and the leg fixing frame, so that effective support is provided for patients, the legs of the patients are prevented from moving around, and the treatment effect is effectively improved.
Description
Technical Field
The invention relates to a medical auxiliary appliance and a using method, in particular to a method for supporting and fixing the leg of a patient in an operation and a supporting and fixing frame, which can effectively ensure that the leg of the patient in the operation is in a proper supporting position and avoid the problems of manually moving and fixing the leg of the patient; belongs to the technical field of medical auxiliary instruments.
Background
In the operation process, in order to facilitate the operation of a doctor, the leg of a patient needs to be fixed at a proper position in many cases, and the leg of the patient needs to be positioned at different positions according to different operations of the patient and different physical conditions of the patient per se; at present, the legs of a patient are lifted by medical staff in the operation and are supported by a common bracket; however, the existing support frame is relatively common, the existing support frame is not convenient to adjust, because the existing common support frame is mostly a multi-support-rod operation support frame, and the joint of each support rod can only rotate, the determined position can be supported only by moving the multiple support rods, so that the operation difficulty is increased, especially, the universal movable joints of most of the existing support frames lack locking and fixing devices or the fixing clamping force is too small, so that the position is difficult to maintain even if determined for a while, and is easy to change.
Patent documents in which the same technology as that of the present invention is not found through patent search are reported, and the following patents which have a certain relationship with the present invention are mainly included:
1. the patent number is CN201920041975.7, the name is "a seven degree of freedom support foot rest for knee joint operation", this patent discloses a seven degree of freedom support foot rest for knee joint operation, the device comprises sole subassembly, crossbeam, forearm subassembly, round pin axle subassembly, fixing support subassembly and big arm component. The device is mainly applied to knee joint operation, supports and fixes human foot and shank, guarantees knee joint's stability, can also adjust knee joint angle and human shank gesture in real time according to the demand simultaneously.
2. The patent number is CN201920411633.X, the name is the utility model patent of "a multi-functional medical hip joint anti-dislocation support frame", this patent discloses a multi-functional medical hip joint anti-dislocation support frame, including angle adjusting device, shank strutting arrangement and thigh strutting arrangement, wherein angle adjusting device includes the lead screw, control nut, the support floor, the fixed floor, leading rail, twist grip on the accessible twist grip makes control nut be linear motion along the lead screw, thereby adjust the angle between two leading rails, shank strutting arrangement includes from the guide rail, the second slider, and set up the shank support frame on the slider, thigh strutting arrangement includes first slider, and set up the thigh support frame on it, above slider all can be linear reciprocating motion on the guide rail, leading rail with from the guide rail through the round pin hub rotation connection.
3. The patent number is CN201020243454.9, the name is "hip joint postoperative rehabilitation support", this patent discloses a hip joint postoperative rehabilitation support, including base, branch I, branch II and knee nest bracket, the base, branch I and branch II are hinged in the vertical plane, branch I and branch II form the angular structure, branch II sets up and rotates the spacing assembly, knee nest bracket and branch I or branch II fixed connection; the patient lies on the back after the hip joint operation, the support stands on a sickbed, the affected limb is overlapped on the support rod II from the upper part of the support rod I, the knee fossa is delayed on the flexible supporting surface, the lower leg or the foot is fixed through the fixing component, the free end of the support rod II is moved to change the bending amplitude of the affected limb when the affected limb bends the knee and bends the hip, and the free end of the support rod II is fixed through the rotation limiting component.
Through careful analysis, although the above patents provide leg support and some specific improved technical solutions, they are still of the common support frame type, which is not suitable for the leg support of the patient in the operation, and there still exists inconvenience in operation, especially there is no effective device for locking and fixing the universal movable joint, which results in being not suitable for the leg support in the operation, so the problems mentioned above still exist, and there is still a need for further improvement.
Disclosure of Invention
The invention aims to overcome the defects of the prior operation that the sealing performance is not ideal; a support frame for intraoperative leg support is proposed; the support frame for supporting the legs in the operation can effectively support the legs of a patient when in use, and is simple to operate and reliable in fixation.
In order to achieve the purpose, the invention provides a method for supporting and fixing the leg of a patient in an operation and a supporting and fixing frame, which comprises a supporting frame, a universal movable joint and a leg fixing frame; the support frame rod, the universal movable joint and the leg fixing frame are combined to form a leg support frame; the support frame rod comprises two support rods, wherein one support rod is in a vertical state and is fixed at the side of the sickbed through a fixing device; the other is a swinging support rod which is connected with the upper end of the upright support rod through a universal movable joint, and the angle and the height are adjusted through the swinging support rod; the other end of the swinging support rod is connected with a leg fixing frame through a universal movable joint, and the leg of the patient is supported through the leg fixing frame; the universal movable joint is a spherical universal movable joint with a locking mechanism.
Furthermore, the support frame rod is a metal hollow tube, and the upper end part of the support rod in a vertical state and the two ends of the swinging support rod are respectively connected with a universal movable joint.
Furthermore, the upright state supporting rod is vertically inserted into a fixing device fixed at the bedside, can move up and down through a mounting hole on the fixing device, and is locked and fixed when moving to a proper position; the fixing device is a bedside locking device with a turntable structure and comprises a pressure plate sleeve, the end face of the pressure plate sleeve is a chain wheel, the chain wheel is pressed on the chain wheel of the bedside locking block to form a chain wheel meshing structure, the pressing block of the locking block penetrates through the side wall of the bedside clamp and extends into the inner face of the bedside clamp, and the other side of the locking block is a chain wheel matched with the chain wheel of the pressure plate sleeve; the latch segment compresses tightly through the locking screw of chuck cover outside, and locking screw threaded connection is in the screw hole of bedside card, on compressing tightly the tip of chuck cover through the rim of a mouth, compresses tightly the chuck cover through the handle pressure of rotatory locking screw to through the rotatory position of the fixed chuck cover of chain wheel, then compress tightly the latch segment through the chuck cover.
Furthermore, the swinging support rod swings up and down around the center of a universal movable joint connected with the upper end of the upright support rod, and the adjustable movable rod piece rotates by 360 degrees; the two ends of the swinging support rod are respectively connected with a universal movable joint, wherein one end of the swinging support rod is connected with the universal movable joint connected with the upper end of the upright support rod to form a rod piece which can swing and rotate up and down around the universal movable joint; the other end of the swinging support rod is also connected with a universal movable joint, and the other end of the universal movable joint is connected with the leg fixing frame to form a connecting structure which can swing and rotate with the leg fixing frame.
Furthermore, the universal movable joint is a spherical movable connecting joint with a locking device; the universal movable joint consists of a spherical mandrel, an inner spherical sleeve, a pressing nut sleeve and a locking and positioning device; the spherical core shaft penetrates through the inner spherical sleeve and then is connected to a connecting screw rod of the locking and positioning device through the compression nut pressing sleeve to form a spherical universal movable joint, and the spherical center of the spherical core shaft connected with the inner spherical sleeve is ensured to be positioned outside the end cover surface of the compression nut, so that a rod piece connected with the spherical core shaft rotates in a spherical mode outside the opening of the inner spherical sleeve.
Furthermore, the inner spherical sleeve is provided with a gap groove; when the spherical mandrel needs to swing at a large angle, the notch groove is aligned to the direction to swing, so that the mandrel part of the spherical mandrel can increase the swing angle through the notch groove.
Furthermore, the gap grooves are positioned on the part of the inner spherical sleeve extending out of the compression nut, and the number of the gap grooves is 1-4.
Furthermore, the locking and positioning device is characterized in that a locking pin hole is formed in the center of a connecting screw rod of the locking and positioning device, a locking pin is arranged in the pin hole, and the locking pin can move up and down in the locking pin hole; a locking pressure rod hole is radially formed below the locking pin hole and is communicated with the locking pin hole in a crossed manner; a pair of double-cone clamping nuts formed by double-end screws are arranged in the locking pressure rod holes, the locking pins in the locking pin holes are pushed by the double-cone clamping nuts, the universal movable joints are compressed, and locking and positioning are achieved.
Furthermore, one end of the locking pin is attached to a spherical core shaft in the universal movable joint, and the locking pin and the spherical core shaft are attached to form a matched spherical surface so as to ensure enough locking friction force; the other end of the locking pin is in contact with the double-cone clamping nut and is in a cone shape, and the locking pin is pushed to move towards one end of the spherical core shaft through the inclined surface of the double-cone clamping nut, so that a locking effect is formed.
Furthermore, the leg fixing frame is a U-shaped support frame and comprises a U-shaped support frame body, the lower part of the U-shaped support frame body is connected with a universal movable joint, the upper part of the U-shaped support frame body is connected with a gland through a hinge, one end of the gland is hinged with the U-shaped support frame body through a hinge, and the other end of the gland is provided with a clamping groove; the U-shaped support frame body is provided with a locking rod with a locking cap, the locking cap is in threaded connection with the locking rod, and the locking cap is sleeved on the threads of the locking rod in a rotating mode and moves up and down through the threads; one end of the locking rod is connected in a side groove of the U-shaped support frame body in a hinged mode, and the locking cap is clamped to the top surface of the gland clamping groove when being locked and is locked and fixed.
The utility model provides an utilize foretell support mount to support fixed patient's shank method in operation, place patient's shank in the shank mount of "U" shape, install the shank mount on a two pole support mount through universal freely movable joint again, and support the mount spatial position in kind through adjusting two poles, make patient's shank be in a suitable position that is favorable to the operation, rethread locking device, it is fixed all to lock two pole support mounts and shank mount completely, realize the fixed of patient's shank spatial position in the operation, satisfy the demand of operation.
The fixing of the spatial position of the leg of the patient in the operation comprises the following steps:
1) fixing a fixing device for fixing the upright supporting rod on the edge of an operating bed, wherein the fixing position is near the leg position of a patient;
2) inserting the upright supporting rod into the fixing device, and basically adjusting the approximate height of the whole supporting and fixing frame by moving up and down so that the determined height keeps the swinging supporting rod of the supporting and fixing frame in a proper upward supporting state after the leg of the patient is placed in the U-shaped leg fixing frame;
3) the swing supporting rod for supporting the fixing frame is adjusted to be in a proper spatial position so as to meet the requirement that the legs of a patient are in a spatial position suitable for the operation requirement after the legs of the patient are placed in the U-shaped leg fixing frame;
4) putting the leg of a patient into the U-shaped leg fixing frame, covering the leg fixing frame through a gland, and locking and positioning the leg fixing frame;
5) then the universal movable joint is locked by a locking and locking positioning device.
The invention has the advantages that:
the invention adopts the combination of two support rods and universal movable joints to form a support frame for supporting legs in operation, and the support frame can be positioned at any position in a certain range and in a space of 360 degrees very conveniently; after the position is determined, the leg of the patient is fixed through the leg fixing frame, and the leg fixing device has the advantages of convenience in position adjustment, reliability in locking and positioning, simple overall structure and the like. Is completely suitable for positioning and fixing the leg of a patient at any position in the operation.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a universal joint according to an embodiment of the present invention;
FIG. 3 is a schematic view of a leg fixing frame according to an embodiment of the present invention;
FIG. 4 is a schematic view of a bedside fixture according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of fig. 4.
Detailed Description
The invention is further illustrated with reference to the following figures and specific examples.
Example one
As can be seen from the attached drawing 1, the invention relates to a position-adjustable patient leg supporting and fixing frame for an operating table, which comprises a supporting frame 1, a universal movable joint 2 and a leg fixing frame 3; the leg support frame is formed by combining a support frame rod 1, a universal movable joint 2 and a leg fixing frame 3; the support frame rod 1 comprises two support rods, wherein one support rod is a vertical support rod 4, and the vertical support rod 4 is fixed at the side of a sickbed through a fixing device 5; the other is a swinging support rod 6, the swinging support rod 6 is connected with the upper end of the upright support rod 4 through a universal movable joint 2, and the angle and the height are adjusted through the swinging support rod 6; the other end of the swinging support rod 6 is connected with a leg fixing frame 3 through a universal movable joint 2, and the leg of the patient is supported through the leg fixing frame 3; the universal movable joint 2 is a spherical universal movable joint with a locking mechanism.
The support frame rod 1 is a metal hollow pipe, and the upper end part of the support rod 4 in a vertical state and the two ends of the swing support rod 6 are respectively connected with a universal movable joint 2.
The upright state supporting rod 4 is vertically inserted into a fixing device 5 at the bedside, can move up and down through a mounting hole on the fixing device 5, and is locked and fixed when moving to a proper position; the fixing device 5 is fixed at the bedside by a locking mechanism 7.
The swinging support rod 6 swings up and down around the center of the universal movable joint 2 connected with the upper end of the upright support rod 4 and rotates for 360 degrees, and is a three-dimensional adjustable movable rod piece; the two ends of the swinging support rod 6 are respectively connected with the universal movable joints 2, wherein one end of the swinging support rod 6 is connected with the universal movable joint 2 connected with the upper end of the upright state support rod 4 to form a rod piece which can swing and rotate up and down around the universal movable joint 2; the other end of the swinging support rod 6 is also connected with a universal movable joint 2, and the other end of the universal movable joint 2 is connected with a leg fixing frame 3 to form a connecting structure which can swing and rotate with the leg fixing frame 3.
The universal movable joint 2 is a spherical movable connecting joint with a locking and positioning device 9 (as shown in figure 2); the universal movable joint 2 consists of a spherical mandrel 10, an inner spherical sleeve 11, a pressing nut sleeve 12 and a locking and positioning device 9; the spherical mandrel 10 penetrates through the inner spherical sleeve 11 and is connected to a connecting screw rod 13 of the locking and positioning device 9 through a pressing sleeve of a pressing nut 12 to form a spherical universal movable joint, and a spherical center 14 connected with the spherical mandrel and the inner spherical sleeve is ensured to be positioned outside an end cover surface 8 of the pressing nut sleeve 12, so that a rod piece connected with the spherical mandrel 10 rotates in a spherical shape outside an opening 15 of the inner spherical sleeve 11. In order to ensure a suitable pressing force and to prevent the pressing nut sleeve 12 from loosening, an elastic cushion 16 is arranged between the inner spherical sleeve 11 and the upper end face of the connecting screw 13 of the fastening and positioning device 9.
The inner spherical sleeve 11 is provided with a notch groove 17; when a large angle swing is required, the notch groove 17 is aligned with the direction to be swung, so that the portion of the ball spindle 10 can increase the swing angle through the notch groove.
The gap grooves 17 are positioned on the part of the inner spherical sleeve 11 extending out of the compression nut, and the number of the gap grooves is 1-4.
The locking and positioning device 9 is characterized in that a locking pin hole 18 is formed in the center of a connecting screw rod 12 of the locking and positioning device 9, a locking pin 19 is installed in the locking pin hole 18, and the locking pin 19 can move up and down in the locking pin hole 18; a locking pressure bar hole 20 is radially formed below the locking pin hole 18, and the locking pressure bar hole 20 is communicated with the locking pin hole 18 in a crossed manner; a pair of conical clamping nut pairs formed by a conical inner end surface screw rod 22 and a conical clamping nut 21 are arranged in the locking pressure rod hole 20, and the inner end surface of the conical clamping nut 21 is conical and is matched with the conical surface of the locking pin 19; the outer circle of the conical clamping nut 21 is provided with a guide device 25, and the guide device 25 is used for ensuring that the conical clamping nut 21 axially moves in the locking press rod hole 20 and does not rotate; the guide device 25 may be a guide rail type guide device or a slider type guide device; the screw 22 with the conical inner end surface comprises a screw 23 and a nut head 24, and the inner surface of the nut head 24 is a conical surface matched with the conical surface of the locking pin 19; the handle 26 inserted at the end part of the nut head 24 is rotated to rotate the conical inner end surface screw rod 22, so that the conical clamping nut 21 is driven to move together towards the middle, the locking pin 19 in the locking pin hole 18 is pushed to move upwards through the matching of the conical surfaces, and the spherical surface of the spherical core shaft 10 of the universal movable joint 2 is pressed through the upper end surface of the locking pin 19, so that the locking and the positioning are realized.
The upper end surface of the locking pin 19 is a concave spherical surface 27 matched with the spherical surface of the spherical core shaft 10, and the lower end is a conical surface; the upper end surface of the locking pin 19 is matched with the spherical surface of the spherical mandrel 10, and the lower end surface is matched with the conical surfaces of the conical inner end surface screw 22 and the conical clamping nut 21; one end of a locking pin 19 is attached to the spherical surface of the spherical core shaft 10 in the universal movable joint 2, and the locking pin 19 is attached to the spherical core shaft 10 to form a matched spherical surface, so that sufficient locking friction force is ensured, and reliable locking is ensured; the other end of the locking pin 19 is in contact with the double-cone clamping nut 21 and is in a cone shape, and the locking pin 19 is pushed to move towards one end of the spherical core shaft 10 through the inclined surface of the double-cone clamping nut 21, so that a locking effect is formed.
The leg fixing frame 3 is a U-shaped support frame (as shown in figure 3), and comprises a U-shaped support frame body 28, a connecting piece 29 is connected below the U-shaped support frame body 28, the connecting piece 29 is connected with the universal movable joint 2, a gland 31 is connected above the U-shaped support frame body through a hinge 30, one end of the gland 31 is hinged with the U-shaped support frame body 28 through the hinge 30, and a clamping groove 35 is formed at the other end of the gland 31; a locking rod 33 with a locking cap 32 is arranged on the U-shaped support frame body 28, the locking cap 32 is in threaded connection with the locking rod 33, and the locking cap 32 is sleeved on the thread of the locking rod 33 in a screwing manner and moves up and down through the thread; one end of the locking lever 33 is hinged in the side groove 34 of the "U" shaped support frame 28 by a hinge 36, and when locked, the locking cap 32 is clamped on the top surface of the clamping groove 32 of the pressing cover 31, and the pressing cover 31 is locked and fixed.
The fixing device 5 is a device for fixing the leg support fixing frame on the bedside, the fixing device 5 is a bedside locking device with a turntable structure and comprises a pressure plate sleeve 37, the end face of the pressure plate sleeve 37 is provided with a chain wheel 38, the chain wheel 38 is pressed on a locking block chain wheel 42 of a bedside locking block 39 to form a chain wheel meshing structure, a pressing block 40 of the locking block 39 penetrates through the side wall of the bedside card 41 and extends into the inner face of the bedside card 41, and the other side of the locking block 39 is provided with a locking block chain wheel 46 matched with the chain wheel 38 of the pressure plate sleeve 37; the locking block 39 is pressed by a locking screw 42 outside the chuck sleeve 37, the locking screw 42 is screwed in a threaded hole 45 of the bedside card, the end of the chuck sleeve 37 is pressed by a sub-opening 43, the chuck sleeve 37 is pressed by rotating a handle 44 of the locking screw, the rotating orientation of the chuck sleeve is fixed by the chuck 38, and then the locking block 39 is pressed by the chuck sleeve 37. The pressure plate sleeve 37 is provided with a through hole for fixing the upright state supporting rod 4, and the upright state supporting rod 4 is inserted into the through hole and fixed by a locking screw 47 on the side surface to determine the vertical height.
According to the embodiment, the invention also relates to a method for supporting and fixing the leg of the patient in the operation by utilizing the supporting and fixing frame, the leg of the patient is placed in the U-shaped leg fixing frame, the leg fixing frame is installed on the two-rod supporting and fixing frame through the universal movable joint, the spatial position of the object of the two-rod supporting and fixing frame is adjusted, so that the leg of the patient is in a proper position beneficial to the operation, and the two-rod supporting and fixing frame and the leg fixing frame are completely locked and fixed through the locking device, so that the spatial position of the leg of the patient in the operation is fixed, and the requirement of the operation is met.
The fixing of the spatial position of the leg of the patient in the operation comprises the following steps:
1) fixing a fixing device for fixing the upright supporting rod on the edge of an operating bed, wherein the fixing position is near the leg position of a patient;
2) inserting the upright supporting rod into the fixing device, and basically adjusting the approximate height of the whole supporting and fixing frame by moving up and down so that the determined height keeps the swinging supporting rod of the supporting and fixing frame in a proper upward supporting state after the leg of the patient is placed in the U-shaped leg fixing frame;
3) the swing supporting rod for supporting the fixing frame is adjusted to be in a proper spatial position so as to meet the requirement that the legs of a patient are in a spatial position suitable for the operation requirement after the legs of the patient are placed in the U-shaped leg fixing frame;
4) putting the leg of a patient into the U-shaped leg fixing frame, covering the leg fixing frame through a gland, and locking and positioning the leg fixing frame;
5) then the universal movable joint is locked by a locking and locking positioning device.
The above listed embodiments are only for clear and complete description of the technical solution of the present invention with reference to the accompanying drawings; it should be understood that the embodiments described are only a part of the embodiments of the present invention, and not all embodiments, and the terms such as "upper", "lower", "front", "back", "middle", etc. used in this specification are for clarity of description only, and are not intended to limit the scope of the invention, which can be implemented, and the changes or modifications of the relative relationship thereof are also regarded as the scope of the invention without substantial technical changes. Meanwhile, the structures, the proportions, the sizes, and the like shown in the drawings are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the conditions under which the present invention can be implemented, so that the present invention has no technical essence, and any structural modification, changes in proportion relation, or adjustments of the sizes, can still fall within the range covered by the technical contents disclosed in the present invention without affecting the effects and the achievable purposes of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention has the advantages that:
the invention adopts the combination of two support rods and universal movable joints to form a support frame for supporting legs in operation, and the support frame can be positioned at any position in a certain range and in a space of 360 degrees very conveniently; after the position is determined, the leg of the patient is fixed through the leg fixing frame, and the leg fixing device has the advantages of convenience in position adjustment, reliability in locking and positioning, simple overall structure and the like. Is completely suitable for positioning and fixing the leg of a patient at any position in the operation. The following advantages are mainly provided:
1. the two support rods are adopted, the support rods in a vertical state are perpendicular to the bedside, and the swing support rods are adjusted in a spherical swing mode around the support rods in the vertical state, so that the bed has the characteristics of convenience in adjustment and simplicity and convenience in operation;
2. the two support rods are connected with the leg fixing frame through universal movable joints and can swing in a spherical form, so that the defects caused by conventional rotation adjustment are avoided;
3. the universal movable joint is locked and fixed through the locking pin in the rod, the locking mode is reliable, and particularly, the spherical surface of the locking pin is in contact with the spherical surface of the universal movable joint, so that the universal movable joint has the characteristics of large contact surface and good locking and positioning effects;
4. the center of the universal movable joint is moved to press the outer surface of the universal movable joint, and a notch is formed in the side surface of the universal movable joint, so that the angle of the universal movable joint which swings up and down in a directional manner can be improved, and the universal movable joint can be effectively prevented from swinging randomly.
Claims (10)
1. The utility model provides a support mount of fixed patient's shank is supported in operation which characterized in that: comprises a support frame, a universal movable joint and a leg fixing frame; the support frame rod, the universal movable joint and the leg fixing frame are combined to form a leg support frame; the support frame rod comprises two support rods, wherein one support rod is in a vertical state and is fixed at the side of the sickbed through a fixing device; the other is a swinging support rod which is connected with the upper end of the upright support rod through a universal movable joint, and the angle and the height are adjusted through the swinging support rod; the other end of the swinging support rod is connected with a leg fixing frame through a universal movable joint, and the leg of the patient is supported through the leg fixing frame; the universal movable joint is a spherical universal movable joint with a locking mechanism.
2. A support brace for supporting and securing a leg of a patient during surgery as recited in claim 1, wherein: the support frame rod is a metal hollow pipe, and universal movable joints are respectively connected to the upper end of the support rod in a vertical state and the two ends of the swinging support rod.
3. A support brace for supporting and securing a leg of a patient during surgery as recited in claim 2, wherein: the upright state supporting rod is vertically inserted into a fixing device fixed at the bedside, can move up and down through a mounting hole on the fixing device, and is locked and fixed when moving to a proper position; the fixing device is a bedside locking device with a turntable structure and comprises a pressure plate sleeve, the end face of the pressure plate sleeve is a chain wheel, the chain wheel is pressed on the chain wheel of the bedside locking block to form a chain wheel meshing structure, the pressing block of the locking block penetrates through the side wall of the bedside clamp and extends into the inner face of the bedside clamp, and the other side of the locking block is a chain wheel matched with the chain wheel of the pressure plate sleeve; the latch segment compresses tightly through the locking screw of chuck cover outside, and locking screw threaded connection is in the screw hole of bedside card, on compressing tightly the tip of chuck cover through the rim of a mouth, compresses tightly the chuck cover through the handle pressure of rotatory locking screw to through the rotatory position of the fixed chuck cover of chain wheel, then compress tightly the latch segment through the chuck cover.
4. A support brace for supporting and securing a leg of a patient during surgery as recited in claim 1, wherein: the swinging support rod swings up and down around the center of a universal movable joint connected with the upper end of the upright support rod, and the adjustable movable rod piece rotates by 360 degrees; the two ends of the swinging support rod are respectively connected with a universal movable joint, wherein one end of the swinging support rod is connected with the universal movable joint connected with the upper end of the upright support rod to form a rod piece which can swing and rotate up and down around the universal movable joint; the other end of the swinging support rod is also connected with a universal movable joint, and the other end of the universal movable joint is connected with the leg fixing frame to form a connecting structure which can swing and rotate with the leg fixing frame.
5. A support brace for supporting and securing a leg of a patient during surgery as recited in claim 1, wherein: the universal movable joint is a spherical movable connecting joint with a locking device; the universal movable joint consists of a spherical mandrel, an inner spherical sleeve, a pressing nut sleeve and a locking and positioning device; the spherical core shaft penetrates through the inner spherical sleeve and then is connected to a connecting screw rod of the locking and positioning device through the compression nut pressing sleeve to form a spherical universal movable joint, and the spherical center of the spherical core shaft connected with the inner spherical sleeve is ensured to be positioned outside the end cover surface of the compression nut, so that a rod piece connected with the spherical core shaft rotates in a spherical mode outside the opening of the inner spherical sleeve.
6. A support brace for intraoperative support fixation of a patient's leg as recited in claim 5, wherein: the inner spherical sleeve is provided with a notch groove; when large-angle swing is needed, the notch groove is aligned to the direction to be swung, so that the spindle part of the spherical spindle can increase the swing angle through the notch groove; the gap grooves are positioned on the part of the inner spherical sleeve extending out of the compression nut, and the number of the gap grooves is 1-4.
7. A support brace for intraoperative support fixation of a patient's leg as recited in claim 5, wherein: the locking positioning device is characterized in that a locking pin hole is formed in the center of a connecting screw rod of the locking positioning device, a locking pin is arranged in the pin hole, and the locking pin can move up and down in the locking pin hole; a locking pressure rod hole is radially formed below the locking pin hole and is communicated with the locking pin hole in a crossed manner; a pair of double-cone clamping nuts formed by double-end screws are arranged in the locking pressure rod holes, the locking pins in the locking pin holes are pushed by the double-cone clamping nuts, the universal movable joints are tightly pressed, and locking and positioning are realized; one end of the locking pin is attached to a spherical core shaft in the universal movable joint, and the locking pin and the spherical core shaft are attached to form a matched spherical surface so as to ensure enough locking friction force; the other end of the locking pin is in contact with the double-cone clamping nut and is in a cone shape, and the locking pin is pushed to move towards one end of the spherical core shaft through the inclined surface of the double-cone clamping nut, so that a locking effect is formed.
8. A support brace for supporting and securing a leg of a patient during surgery as recited in claim 1, wherein: the leg fixing frame is a U-shaped support frame and comprises a U-shaped support frame body, the lower part of the U-shaped support frame body is connected with a universal movable joint, the upper part of the U-shaped support frame body is connected with a gland through a hinge, one end of the gland is hinged with the U-shaped support frame body through a hinge, and the other end of the gland is provided with a clamping groove; the U-shaped support frame body is provided with a locking rod with a locking cap, the locking cap is in threaded connection with the locking rod, and the locking cap is sleeved on the threads of the locking rod in a rotating mode and moves up and down through the threads; one end of the locking rod is connected in a side groove of the U-shaped support frame body in a hinged mode, and the locking cap is clamped to the top surface of the gland clamping groove when being locked and is locked and fixed.
9. A method of intraoperatively supporting and securing a leg of a patient using the support brace of claim 1, wherein: place patient's shank in the shank mount of "U" shape, install the shank mount on a two poles support mount through universal freely movable joint again to support the mount spatial position in kind through adjusting two poles, make patient's shank be in a suitable position that is favorable to the operation, rethread locking device all locks two poles support mount and shank mount completely fixedly, realizes fixing of patient's shank spatial position in the operation, satisfies the demand of operation.
10. The method of intraoperative leg support and fixation of claim 9, wherein: the fixing of the spatial position of the leg of the patient in the operation comprises the following steps:
1) fixing a fixing device for fixing the upright supporting rod on the edge of an operating bed, wherein the fixing position is near the leg position of a patient;
2) inserting the upright supporting rod into the fixing device, and basically adjusting the approximate height of the whole supporting and fixing frame by moving up and down so that the determined height keeps the swinging supporting rod of the supporting and fixing frame in a proper upward supporting state after the leg of the patient is placed in the U-shaped leg fixing frame;
3) the swing supporting rod for supporting the fixing frame is adjusted to be in a proper spatial position so as to meet the requirement that the legs of a patient are in a spatial position suitable for the operation requirement after the legs of the patient are placed in the U-shaped leg fixing frame;
4) putting the leg of a patient into the U-shaped leg fixing frame, covering the leg fixing frame through a gland, and locking and positioning the leg fixing frame;
5) then the universal movable joint is locked by a locking and locking positioning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010772078.0A CN112022596A (en) | 2020-08-04 | 2020-08-04 | Method for supporting and fixing legs of patient in operation and supporting and fixing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010772078.0A CN112022596A (en) | 2020-08-04 | 2020-08-04 | Method for supporting and fixing legs of patient in operation and supporting and fixing frame |
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| Publication Number | Publication Date |
|---|---|
| CN112022596A true CN112022596A (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010772078.0A Pending CN112022596A (en) | 2020-08-04 | 2020-08-04 | Method for supporting and fixing legs of patient in operation and supporting and fixing frame |
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| CN (1) | CN112022596A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730156A (en) * | 2021-08-16 | 2021-12-03 | 郑州大学第一附属医院 | Anesthesia support with recognition function |
| CN114404209A (en) * | 2022-03-10 | 2022-04-29 | 黑龙江中医药大学 | Lower limb fixing device for knee joint replacement surgery in orthopedics department |
-
2020
- 2020-08-04 CN CN202010772078.0A patent/CN112022596A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730156A (en) * | 2021-08-16 | 2021-12-03 | 郑州大学第一附属医院 | Anesthesia support with recognition function |
| CN114404209A (en) * | 2022-03-10 | 2022-04-29 | 黑龙江中医药大学 | Lower limb fixing device for knee joint replacement surgery in orthopedics department |
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