CN112932634A - Prosthesis auxiliary stabilizing device used in artificial hip joint replacement operation - Google Patents
Prosthesis auxiliary stabilizing device used in artificial hip joint replacement operation Download PDFInfo
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- CN112932634A CN112932634A CN202110106748.XA CN202110106748A CN112932634A CN 112932634 A CN112932634 A CN 112932634A CN 202110106748 A CN202110106748 A CN 202110106748A CN 112932634 A CN112932634 A CN 112932634A
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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
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4601—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for introducing bone substitute, for implanting bone graft implants or for compacting them in the bone cavity
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4607—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of hip femoral endoprostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4637—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for connecting or disconnecting two parts of a prosthesis
-
- 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
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00969—Surgical instruments, devices or methods, e.g. tourniquets used for transplantation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4637—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for connecting or disconnecting two parts of a prosthesis
- A61F2002/4638—Tools for performing screwing, e.g. nut or screwdrivers, or particular adaptations therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4681—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor by applying mechanical shocks, e.g. by hammering
Abstract
The invention discloses a prosthesis auxiliary stabilizing device used in an artificial hip joint replacement operation, and relates to the field of prosthesis replacement. This be used for supplementary stabilising arrangement of false body among artifical hip joint replacement operation, including the operation table, the upper surface of operation table inlays and is equipped with the fixing base, two supporting shoes of the upper surface symmetry fixedly connected with of fixing base, the inside of fixing base and supporting shoe is provided with lifting unit, and be connected with movable sleeve through lifting unit, and the roof that movable sleeve's top passed the supporting shoe outwards extends and fixed frame of fixedly connected with, sliding connection has the fixed strip on the inner wall of fixed frame, be provided with spacing subassembly between fixed frame and the fixed strip. When the prosthesis auxiliary stabilizing device is fixed by screws in the artificial hip joint replacement operation, the femoral part of the prosthesis can only slide along one direction between the two semicircular sleeves in the knocking process, so that the femoral part of the prosthesis cannot incline.
Description
Technical Field
The invention relates to the technical field of prosthesis replacement, in particular to a prosthesis auxiliary stabilizing device used in an artificial hip joint replacement operation.
Background
The hip joint replacement is also called artificial hip joint replacement, is to fix an artificial prosthesis comprising a femur part and an acetabulum part on normal bone by using bone cement and screws to replace a diseased joint and reconstruct the normal function of the hip joint of a patient, and is a mature and reliable treatment means.
In the hip joint replacement operation, firstly, an opening is formed in a human body, then a plurality of people are required to use a plurality of clamping hooks to open meat at the opening, a femur part of a prosthesis is fixed by using a screw after a bone is detached, when the femur part of the prosthesis is fixed by using the screw, a hammer is required to be used for hammering, the hammer, the prosthesis and the screw are required to be held by hands, the operation is very complicated, and the prosthesis is easy to incline when the prosthesis is fixed by hammering the screw, so that the prosthesis auxiliary stabilizing device for the artificial hip joint replacement operation is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention discloses a prosthesis auxiliary stabilizing device used in an artificial hip joint replacement operation, which aims to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the auxiliary prosthesis stabilizing device comprises an operating bed, wherein a fixed seat is embedded in the upper surface of the operating bed, the upper surface of the fixed seat and the upper surface of the operating bed are on the same horizontal plane, two supporting blocks are symmetrically and fixedly connected to the upper surface of the fixed seat, a cushion is fixedly connected to one opposite side of each of the two supporting blocks, a lifting assembly is arranged inside each of the fixed seat and the supporting blocks, the fixed seat and the supporting blocks are connected with a movable sleeve through the lifting assembly, the movable sleeve is slidably connected to the inner wall of each supporting block, the top end of the movable sleeve penetrates through the top wall of each supporting block to extend outwards and is fixedly connected with a fixed frame, a fixed strip is slidably connected to the inner wall of the fixed frame, and a limiting assembly is arranged between the fixed frame;
the opposite ends of the two fixed strips are fixedly connected with a connecting block, the side wall of the connecting block is fixedly connected with three clamping hooks, the end parts of the three clamping hooks are arranged in an arc shape, the upper surface of the connecting block is fixedly connected with a fixed block, the inside of the fixed block is provided with a clamping component, the movable strip is connected with the clamping component, the lower surfaces of the two ends of the movable strip are respectively attached to the two fixed blocks, the geometric center of the movable strip is provided with a through hole, the lower surface of the movable strip is rotatably connected with a threaded sleeve, the inner wall of the threaded sleeve is in threaded connection with a second lead screw, the top end of the second lead screw penetrates through the through hole and extends upwards, the outer surface of the second lead screw is provided with two limiting grooves, the inner wall of the through hole is fixedly connected with two limiting blocks, and the, the bottom fixedly connected with supporting seat of second lead screw, the inside of supporting seat is provided with drive assembly, and is connected with two semicircle covers, and two through the drive assembly transmission the semicircle cover is laminated mutually.
Preferably, the lifting assembly comprises a rotating shaft, the rotating shaft is rotatably connected to the inner wall of the fixing seat, two first bevel gears are fixedly sleeved on the outer surface of the rotating shaft, the first bevel gears are connected with second bevel gears in a meshed mode, first lead screws are fixedly connected to the inner wall of the second bevel gears, the first lead screws are rotatably connected with the bottom wall of the supporting block and extend towards the inside of the supporting block through the bottom wall of the supporting block, and the movable sleeve is in threaded connection with the outer surface of the first lead screws.
Preferably, the outer surface of the bottom of the movable sleeve is symmetrically and fixedly connected with two moving blocks, and the moving blocks are connected with the inner wall of the supporting block in a sliding mode.
Preferably, one end of the rotating shaft penetrates through the outer wall of the fixing seat and the operating bed to extend outwards and is fixedly connected with a knob
Preferably, spacing subassembly includes the carriage release lever, the tip of connection at the fixed strip is rotated to the tip of carriage release lever, two spacing springs of fixedly connected with between the tip of fixed strip and the inner wall of fixed frame, the tip fixedly connected with fixed sleeve of fixed frame, the other end of carriage release lever passes the outer wall of fixed frame and the outside extension of fixed sleeve to fixedly connected with handle.
Preferably, the outer surface of the fixed sleeve is provided with a first clamping groove and a second clamping groove which are communicated, the outer surface of the moving rod is fixedly connected with a clamping block, and the clamping block is attached to the inner wall of the first clamping groove.
Preferably, the joint subassembly includes the inserted block, inserted block fixed connection is at the lower surface of activity strip tip, the slot has been seted up to the upper surface of fixed block, the inserted block is pegged graft in the slot, the constant head tank has been seted up on the lateral wall of fixed block, be provided with the locating piece on the lateral wall of inserted block, just the locating piece is laminated with the inner wall of constant head tank mutually.
Preferably, the lateral wall of inserted block has seted up the shifting chute, locating piece sliding connection is on the inner wall of shifting chute, and fixedly connected with telescopic link and positioning spring between the inner wall of shifting chute and the locating piece, just positioning spring cup joints the surface at the telescopic link.
Preferably, drive assembly includes the screw rod, the screw rod rotates on the inner wall that is connected with the supporting seat, one of them outer wall that passes the supporting seat of screw rod outwards extends, the screw thread opposite to of screwing in has been seted up to the surface of screw rod to threaded connection has first nut piece and second nut piece respectively, first nut piece and second nut piece sliding connection are on the inner wall of supporting seat, just the equal fixedly connected with sliding block of lower surface of first nut piece and second nut piece, the sliding tray, two have been seted up to the lower surface of supporting seat sliding connection is in the sliding tray, and respectively with two semicircle cover fixed connection.
The invention discloses a prosthesis auxiliary stabilizing device used in an artificial hip joint replacement operation, which has the following beneficial effects:
1. this be used for supplementary stabilising arrangement of false body among artifical hip joint replacement operation, through setting up the joint subassembly, the activity strip, the threaded sleeve, second lead screw spacing groove and stopper, it enters into the open-ended inside to have driven supporting seat and two semicircle covers, when using the screw to fix, insert the thighbone part of false body between two semicircle covers, and use the sledgehammer to strike the screw, fix the thighbone part of false body with normal bone, at the in-process that strikes, the thighbone part of false body can only slide along a direction between two semicircle covers, thereby make the thighbone part of false body can not take place the condition of slope, insert normal bone through the screw until the thighbone part of false body, it is fixed to strike more conveniently.
2. The prosthesis auxiliary stabilizing device for the artificial hip joint replacement operation has the advantages that through the arranged lifting assembly, the two movable sleeves slide downwards, the fixing frame, the fixing strip and the clamping hooks are pulled to move downwards, the clamping hooks are inserted into openings of patients, the movable rod is driven to rotate by rotating the handle again, the clamping block moves towards the notch of the second clamping groove, the two limiting springs which previously store force rebound to pull the fixing strip to move towards the inside of the fixing frame, meanwhile, in the moving process of the two fixing strips, the two groups of clamping hooks move back to open meat in the opening, bones are exposed until the clamping block moves to the notch of the first clamping groove, the movable rod is rotated to enable the clamping block to enter the first clamping groove, so that the positions of the movable rod, the fixing strip and the clamping hooks are fixed, the clamping hooks can be automatically opened without being operated by multiple persons, and the damaged bone is removed.
3. This be used for supplementary stabilising arrangement of false body among artifical hip joint replacement operation, through the transmission assembly who sets up, after fixed, rotate the screw rod for two screw rod surfaces are revolved to opposite screw and are rotated, thereby have driven first nut piece and second nut piece and have slided mutually in opposite directions, have driven two semicircle covers through two sliding blocks and have separated, take off the activity strip, can follow the opening with two semicircle covers and take out.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a portion of the present invention;
FIG. 3 is a schematic view of the lifting assembly of the present invention;
FIG. 4 is a schematic view of the structure between two support blocks of the present invention;
FIG. 5 is a schematic view of the support block of the present invention;
FIG. 6 is a schematic structural view of a stop assembly according to the present invention;
FIG. 7 is a schematic view of the fixing sleeve of the present invention;
FIG. 8 is an enlarged view of portion A of FIG. 5 in accordance with the present invention;
FIG. 9 is a schematic structural diagram of a second lead screw according to the present invention;
FIG. 10 is an enlarged view of portion B of FIG. 9 in accordance with the present invention;
FIG. 11 is a schematic structural view of the transmission assembly of the present invention;
FIG. 12 is a schematic view of a latch assembly of the present invention;
fig. 13 is a schematic structural diagram of a positioning block of the present invention.
In the figure: 1. an operating bed; 101. a rotating shaft; 102. a first bevel gear; 103. a second bevel gear; 104. a first lead screw; 105. a movable sleeve; 106. a moving block; 107. a knob; 2. a fixed seat; 201. a support block; 202. a fixing frame; 203. a fixing strip; 204. connecting blocks; 205. a hook is clamped; 206. a fixed block; 207. a soft cushion; 3. a movable bar; 301. a threaded sleeve; 302. a second lead screw; 303. a limiting groove; 304. a limiting block; 305. a supporting seat; 306. a semicircular sleeve; 4. a travel bar; 401. a limiting spring; 402. fixing the sleeve; 403. a first card slot; 404. a second card slot; 405. a clamping block; 406. a handle; 5. inserting a block; 501. a slot; 502. positioning a groove; 503. positioning blocks; 504. a telescopic rod; 505. a positioning spring; 6. a screw; 601. a first nut block; 602. a second nut block; 603. and a slider.
Detailed Description
The embodiment of the invention discloses a prosthesis auxiliary stabilizing device used in an artificial hip joint replacement operation, as shown in fig. 1-13, the medical bed comprises an operating bed 1, a fixed seat 2 is embedded in the upper surface of the operating bed 1, the upper surface of the fixed seat 2 and the upper surface of the operating bed 1 are in the same horizontal plane, two supporting blocks 201 are symmetrically and fixedly connected to the upper surface of the fixed seat 2, a soft cushion 207 is fixedly connected to opposite sides of the two supporting blocks 201, a lifting assembly is arranged inside the fixed seat 2 and the supporting blocks 201, and is connected with a movable sleeve 105 through a lifting component, the movable sleeve 105 is connected on the inner wall of the supporting block 201 in a sliding way, the top end of the movable sleeve 105 penetrates through the top wall of the supporting block 201 to extend outwards and is fixedly connected with a fixed frame 202, the inner wall of the fixed frame 202 is connected with a fixed strip 203 in a sliding mode, and a limiting assembly is arranged between the fixed frame 202 and the fixed strip 203;
the opposite ends of the two fixed strips 203 are fixedly connected with a connecting block 204, the side wall of the connecting block 204 is fixedly connected with three clamping hooks 205, the end parts of the three clamping hooks 205 are arranged in an arc shape, the upper surface of the connecting block 204 is fixedly connected with a fixed block 206, the fixed block 206 is internally provided with a clamping component, the movable strip 3 is connected with the clamping component, the lower surfaces of the two ends of the movable strip 3 are respectively attached to the two fixed blocks 206, the geometric center of the movable strip 3 is provided with a through hole, the lower surface of the movable strip 3 is rotatably connected with a threaded sleeve 301, the inner wall of the threaded sleeve 301 is in threaded connection with a second lead screw 302, the top end of the second lead screw 302 passes through the through hole and extends upwards, the outer surface of the second lead screw 302 is provided with two limit grooves 303, the inner wall of the through hole is fixedly connected with two limit blocks 304, the limit blocks 304 are slidably, the inside of supporting seat 305 is provided with drive assembly, and is connected with two semicircle covers 306 through the drive assembly transmission, and two semicircle covers 306 are laminated mutually.
The lifting assembly comprises a rotating shaft 101, the rotating shaft 101 is rotatably connected to the inner wall of the fixing seat 2, two first bevel gears 102 are sleeved on the outer surface of the rotating shaft 101 in a fixed mode, the first bevel gears 102 are connected with second bevel gears 103 in a meshed mode, first lead screws 104 are fixedly connected to the inner wall of the second bevel gears 103, the first lead screws 104 are rotatably connected with the bottom wall of the supporting block 201, the bottom wall of the supporting block 201 is penetrated to extend towards the inside of the supporting block 201, and the movable sleeves 105 are connected to the outer surface of the first lead screws 104 in a threaded mode.
The outer surface of the bottom of the movable sleeve 105 is symmetrically and fixedly connected with two moving blocks 106, and the moving blocks 106 are slidably connected with the inner wall of the supporting block 201.
One end of the rotating shaft 101 penetrates through the outer wall of the fixed seat 2 and the operating bed 1 to extend outwards and is fixedly connected with a knob 107
Spacing subassembly includes carriage release lever 4, and the tip of connection at fixed strip 203 is rotated to the tip of carriage release lever 4, two spacing springs 401 of fixedly connected with between the tip of fixed strip 203 and the inner wall of fixed frame 202, the tip fixedly connected with fixed sleeve 402 of fixed frame 202, and the other end of carriage release lever 4 passes the outer wall of fixed frame 202 and fixed sleeve 402 outwards extends to fixedly connected with handle 406.
The outer surface of the fixing sleeve 402 is provided with a first clamping groove 403 and a second clamping groove 404, the first clamping groove 403 is communicated with the second clamping groove 404, a clamping block 405 is fixedly connected to the outer surface of the movable rod 4, and the clamping block 405 is attached to the inner wall of the first clamping groove 403.
The clamping component comprises an inserting block 5, the inserting block 5 is fixedly connected to the lower surface of the end portion of the movable strip 3, a slot 501 is formed in the upper surface of the fixing block 206, the inserting block 5 is inserted into the slot 501 in an inserting mode, a positioning groove 502 is formed in the side wall of the fixing block 206, a positioning block 503 is arranged on the side wall of the inserting block 5, and the positioning block 503 is attached to the inner wall of the positioning groove 502.
A moving groove is formed in the side wall of the plug block 5, the positioning block 503 is slidably connected to the inner wall of the moving groove, an expansion link 504 and a positioning spring 505 are fixedly connected between the inner wall of the moving groove and the positioning block 503, and the positioning spring 505 is sleeved on the outer surface of the expansion link 504.
The transmission assembly comprises a screw rod 6, the screw rod 6 is connected to the inner wall of the supporting seat 305 in a rotating mode, one of the screw rod 6 penetrates through the outer wall of the supporting seat 305 and extends outwards, threads opposite to the rotating direction are formed in the outer surface of the screw rod 6, the screw rod is connected with a first nut block 601 and a second nut block 602 in a threaded mode respectively, the first nut block 601 and the second nut block 602 are connected to the inner wall of the supporting seat 305 in a sliding mode, sliding blocks 603 are fixedly connected to the lower surfaces of the first nut block 601 and the second nut block 602 respectively, sliding grooves are formed in the lower surface of the supporting seat 305, and the two sliding blocks 603 are connected to the sliding grooves and are fixedly connected with the two semicircular sleeves 306 respectively.
The working principle is as follows: in the using process, firstly, the two positioning blocks 503 are pressed inwards to enable the positioning blocks 503 to move towards the inside of the positioning groove 502, then the movable strip 3 is pulled upwards and taken down to enable the inserting block 5 to be separated from the slot 501, and at the moment, the movable strip 3 is separated from the two fixing blocks 206;
then, the knob 107 is rotated to drive the rotating shaft 101 to rotate, so that the two first bevel gears 102 on the outer surface of the rotating shaft 101 rotate along with the rotating shaft, the first bevel gears 102 drive the second bevel gears 103 and the first lead screws 104 on the inner walls of the second bevel gears 103 to rotate simultaneously when rotating, so that the two moving blocks 106 are fixedly connected to the outer surface of the movable sleeve 105, the moving blocks 106 are connected with the inner walls of the supporting blocks 201 in a sliding manner, the movable sleeve 105 and the moving blocks 106 cannot rotate, the movable sleeve 105 in threaded connection with the outer surface of the first lead screws 104 slides upwards, the fixed frame 202, the fixed strip 203 and the clamping hooks 205 are pushed to move upwards, and at the moment, the legs of a patient can penetrate through the lower part of the clamping hooks 205 and are placed between;
then, the thigh of the patient is opened, then the movable rod 4 is driven to rotate by rotating the handle 406, the fixture block 405 on the outer surface of the movable rod 4 is driven to move towards the notch of the first fixture groove 403 in the first fixture groove 403, then the movable rod 4 is pushed to move towards the fixed frame 202, further the fixed bar 203 is pushed to slide outwards in the fixed frame 202, and the two limiting springs 401 are stretched, so that the two limiting springs 401 are in a power accumulation state, meanwhile, the movable rod 4 drives the fixture block 405 to move towards the notch of the second fixture groove 404, then the movable rod 4 is rotated, so that the fixture block 405 enters the second fixture groove 404, and then the two fixing bars 203 are moved towards each other so that the two sets of hooks 205 approach and are positioned right above the opening;
then the knob 107 is rotated reversely to repeat the above actions, so that the two movable sleeves 105 slide downwards, the fixed frame 202, the fixed bar 203 and the hook 205 are pulled to move downwards, the hook 205 is inserted into the opening of the patient, the handle 406 is rotated again to drive the movable rod 4 to rotate, the clamping block 405 moves towards the notch of the second clamping groove 404, the two limiting springs 401 which previously accumulate force rebound to pull the fixed bar 203 to move towards the inside of the fixed frame 202, meanwhile, in the process of moving the two fixed bars 203, the two groups of hooks 205 move back to back, the meat in the opening is raked open, the bone is exposed, until the clamping block 405 moves to the notch of the first clamping groove 403, the movable rod 4 is rotated to allow the clamping block 405 to enter the first clamping groove 403, the positions of the movable rod 4, the fixed bar 203 and the hook 205 are fixed, and therefore, the operation of the hook 205 by multiple persons is not needed, the opening can be automatically opened, and the damaged skeleton can be unloaded;
at this time, the movable bar 3 is taken back, the two positioning blocks 503 are pressed, the positioning blocks 503 move towards the inside of the moving groove, the telescopic rod 504 and the positioning springs 505 are compressed, the two insertion blocks 5 are respectively inserted towards the two slots 501, the positioning blocks 503 enter the slots 501 and press the insertion blocks 5 downwards until the positioning blocks 503 move to the side faces of the positioning grooves 502, the compressed telescopic rod 504 and the positioning springs 505 rebound and push the positioning blocks 503 to move towards the positioning grooves 502, so that the positions of the insertion blocks 5 are fixed, and the positions of the movable bar 3 are fixed;
the limiting block 304 is connected to the limiting groove 303 of the second screw rod 302 in a sliding manner, so that the second screw rod 302 cannot rotate, the threaded sleeve 301 is rotated, the second screw rod 302 further slides downwards, the supporting seat 305 and the two semicircular sleeves 306 are driven to enter the opening, when the screw is used for fixing, the femoral part of the prosthesis is inserted between the two semicircular sleeves 306, the screw is knocked by a small hammer, the femoral part of the prosthesis is fixed with a normal bone, and in the knocking process, the femoral part of the prosthesis can only slide between the two semicircular sleeves 306 along one direction, so that the femoral part of the prosthesis cannot incline until the femoral part of the prosthesis is inserted into the normal bone through the screw, and knocking and fixing are more convenient;
after fixed, rotate screw rod 6 for two screw threads opposite to the spiral direction on the surface of screw rod 6 rotate, thereby driven first nut piece 601 and second nut piece 602 and slided mutually away, driven two semicircle covers 306 through two sliding blocks 603 and separated, repeated above-mentioned action takes off activity strip 3, can follow two semicircle covers 306 and take out in the opening, and two sets of trip 205 rebound break away from and expand with the opening.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A prosthesis auxiliary stabilizing device used in artificial hip replacement surgery comprises an operating table (1), and is characterized in that: a fixed seat (2) is embedded in the upper surface of the operating bed (1), the upper surface of the fixed seat (2) and the upper surface of the operating bed (1) are on the same horizontal plane, the upper surface of the fixed seat (2) is symmetrically and fixedly connected with two supporting blocks (201), one opposite sides of the two supporting blocks (201) are fixedly connected with cushions (207), the insides of the fixed seat (2) and the supporting block (201) are provided with lifting components, and is connected with a movable sleeve (105) through a lifting component, the movable sleeve (105) is connected on the inner wall of the supporting block (201) in a sliding way, the top end of the movable sleeve (105) penetrates through the top wall of the supporting block (201) to extend outwards and is fixedly connected with a fixed frame (202), the inner wall of the fixed frame (202) is connected with a fixed strip (203) in a sliding mode, and a limiting assembly is arranged between the fixed frame (202) and the fixed strip (203);
the opposite ends of the two fixing strips (203) are fixedly connected with a connecting block (204), the side wall of the connecting block (204) is fixedly connected with three clamping hooks (205), the end parts of the three clamping hooks (205) are arranged in an arc shape, the upper surface of the connecting block (204) is fixedly connected with a fixing block (206), a clamping assembly is arranged inside the fixing block (206), a movable strip (3) is connected with the clamping assembly, the lower surfaces of the two ends of the movable strip (3) are respectively attached to the two fixing blocks (206), a through hole is formed in the geometric center of the movable strip (3), the lower surface of the movable strip (3) is rotatably connected with a threaded sleeve (301), a second lead screw (302) is connected to the inner wall of the threaded sleeve (301) in a threaded manner, the top end of the second lead screw (302) penetrates through the through hole to extend upwards, two limiting grooves (303) are formed in the outer surface of the second lead screw (302, two stopper (304) of fixedly connected with on the inner wall of through-hole, just stopper (304) sliding connection is on the inner wall of spacing groove (303), the bottom fixedly connected with supporting seat (305) of second lead screw (302), the inside of supporting seat (305) is provided with drive assembly, and is connected with two semicircle covers (306) through the drive assembly transmission, and two semicircle cover (306) laminate mutually.
2. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 1, characterized in that: the lifting assembly comprises a rotating shaft (101), the rotating shaft (101) is rotatably connected to the inner wall of the fixing seat (2), two first bevel gears (102) are fixedly sleeved on the outer surface of the rotating shaft (101), the first bevel gears (102) are connected with a second bevel gear (103) in a meshed mode, a first lead screw (104) is fixedly connected to the inner wall of the second bevel gear (103), the first lead screw (104) is rotatably connected with the bottom wall of the supporting block (201), the bottom wall penetrating through the supporting block (201) extends towards the inside of the supporting block (201), and the movable sleeve (105) is in threaded connection with the outer surface of the first lead screw (104).
3. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 2, characterized in that: the outer surface of the bottom of the movable sleeve (105) is symmetrically and fixedly connected with two moving blocks (106), and the moving blocks (106) are connected with the inner wall of the supporting block (201) in a sliding mode.
4. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 2, characterized in that: one end of the rotating shaft (101) penetrates through the outer wall of the fixed seat (2) and the operating bed (1) to extend outwards and is fixedly connected with a knob (107)
5. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 1, characterized in that: the spacing subassembly includes carriage release lever (4), the tip of connection at fixed strip (203) is rotated to the tip of carriage release lever (4), two spacing springs (401) of fixedly connected with between the tip of fixed strip (203) and the inner wall of fixed frame (202), the tip fixedly connected with fixed sleeve (402) of fixed frame (202), the other end of carriage release lever (4) passes the outer wall and the fixed sleeve (402) of fixed frame (202) and outwards extends to fixedly connected with handle (406).
6. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 5, characterized in that: the outer surface of the fixed sleeve (402) is provided with a first clamping groove (403) and a second clamping groove (404), the first clamping groove (403) is communicated with the second clamping groove (404), a clamping block (405) is fixedly connected to the outer surface of the movable rod (4), and the clamping block (405) is attached to the inner wall of the first clamping groove (403).
7. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 1, characterized in that: the joint subassembly includes inserted block (5), inserted block (5) fixed connection is at the lower surface of activity strip (3) tip, slot (501) have been seted up to the upper surface of fixed block (206), inserted block (5) are pegged graft in slot (501), constant head tank (502) have been seted up on the lateral wall of fixed block (206), be provided with locating piece (503) on the lateral wall of inserted block (5), just locating piece (503) are laminated mutually with the inner wall of constant head tank (502).
8. The prosthesis assisted stabilization device for use in artificial hip replacement surgery of claim 7, wherein: the side wall of the plug-in block (5) is provided with a moving groove, the positioning block (503) is connected to the inner wall of the moving groove in a sliding mode, a telescopic rod (504) and a positioning spring (505) are fixedly connected between the inner wall of the moving groove and the positioning block (503), and the positioning spring (505) is sleeved on the outer surface of the telescopic rod (504).
9. The prosthesis-assisted stabilization device for use in artificial hip replacement surgery according to claim 1, characterized in that: the transmission assembly comprises a screw rod (6), the screw rod (6) is rotatably connected to the inner wall of the supporting seat (305), one of the screw rod (6) penetrates through the outer wall of the supporting seat (305) and extends outwards, the outer surface of the screw rod (6) is provided with threads opposite to the screwing direction, the threads are respectively connected with a first nut block (601) and a second nut block (602), the first nut block (601) and the second nut block (602) are slidably connected to the inner wall of the supporting seat (305), the lower surfaces of the first nut block (601) and the second nut block (602) are respectively and fixedly connected with a sliding block (603), the lower surface of the supporting seat (305) is provided with a sliding groove, and the sliding block (603) is slidably connected to the sliding groove and is respectively fixedly connected with two semicircular sleeves (306).
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| CN202110106748.XA CN112932634B (en) | 2021-01-26 | 2021-01-26 | Prosthetic auxiliary stabilizing device used in artificial hip joint replacement operation |
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| CN202110106748.XA CN112932634B (en) | 2021-01-26 | 2021-01-26 | Prosthetic auxiliary stabilizing device used in artificial hip joint replacement operation |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050059978A1 (en) * | 2001-11-02 | 2005-03-17 | Eugene Sherry | Apparatus and methods for bone surgery |
| WO2005048853A2 (en) * | 2003-11-18 | 2005-06-02 | Smith & Nephew, Inc. | Surgical technique and instrumentation for minimal incision hip arthroplasty surgery |
| WO2013189854A1 (en) * | 2012-06-18 | 2013-12-27 | Maquet Gmbh & Co.Kg | Device for fixing a femur in hip endoprosthetics |
| CN107212933A (en) * | 2017-07-11 | 2017-09-29 | 田�文明 | A kind of hip replacement surgery assistive device |
| CN108498213A (en) * | 2018-03-06 | 2018-09-07 | 诸暨市开翎工业设计有限公司 | A kind of fixed implantation equipment of high molecular polythene hip cotyle |
| CN109350260A (en) * | 2018-12-04 | 2019-02-19 | 中国人民解放军第二军医大学 | The measuring device of hip joint tensity in a kind of Replacement of Hip Joint |
| CN209048567U (en) * | 2018-02-09 | 2019-07-02 | 何友武 | The minimally invasive total hip arthroplasty bed of all-around mobile positioning |
| CN110141407A (en) * | 2019-06-12 | 2019-08-20 | 宋晓飞 | Hip replacement surgery auxiliary device |
| CN209966462U (en) * | 2019-01-29 | 2020-01-21 | 云南省第一人民医院 | Posterior approach hip joint replacement operation auxiliary device |
| CN210903913U (en) * | 2019-10-11 | 2020-07-03 | 胡伟 | Clinical hip joint operation support of orthopedics |
| CN111436982A (en) * | 2020-04-02 | 2020-07-24 | 青岛大学附属医院 | Artificial hip joint replacement retracting exposure positioner |
-
2021
- 2021-01-26 CN CN202110106748.XA patent/CN112932634B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050059978A1 (en) * | 2001-11-02 | 2005-03-17 | Eugene Sherry | Apparatus and methods for bone surgery |
| WO2005048853A2 (en) * | 2003-11-18 | 2005-06-02 | Smith & Nephew, Inc. | Surgical technique and instrumentation for minimal incision hip arthroplasty surgery |
| WO2013189854A1 (en) * | 2012-06-18 | 2013-12-27 | Maquet Gmbh & Co.Kg | Device for fixing a femur in hip endoprosthetics |
| CN104302266A (en) * | 2012-06-18 | 2015-01-21 | 迈柯唯有限公司 | Device for fixing a femur in hip endoprosthetics |
| CN107212933A (en) * | 2017-07-11 | 2017-09-29 | 田�文明 | A kind of hip replacement surgery assistive device |
| CN209048567U (en) * | 2018-02-09 | 2019-07-02 | 何友武 | The minimally invasive total hip arthroplasty bed of all-around mobile positioning |
| CN108498213A (en) * | 2018-03-06 | 2018-09-07 | 诸暨市开翎工业设计有限公司 | A kind of fixed implantation equipment of high molecular polythene hip cotyle |
| CN109350260A (en) * | 2018-12-04 | 2019-02-19 | 中国人民解放军第二军医大学 | The measuring device of hip joint tensity in a kind of Replacement of Hip Joint |
| CN209966462U (en) * | 2019-01-29 | 2020-01-21 | 云南省第一人民医院 | Posterior approach hip joint replacement operation auxiliary device |
| CN110141407A (en) * | 2019-06-12 | 2019-08-20 | 宋晓飞 | Hip replacement surgery auxiliary device |
| CN210903913U (en) * | 2019-10-11 | 2020-07-03 | 胡伟 | Clinical hip joint operation support of orthopedics |
| CN111436982A (en) * | 2020-04-02 | 2020-07-24 | 青岛大学附属医院 | Artificial hip joint replacement retracting exposure positioner |
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| CN112932634B (en) | 2023-05-02 |
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Effective date of registration: 20230828 Address after: 266000 No. 16, Jiangsu Road, Qingdao, Shandong Patentee after: THE AFFILIATED HOSPITAL OF QINGDAO University Patentee after: Yu Haiqing Address before: 276599 Room 502, unit 1, building 2, No.26 Zhenxing East Road, Ju county, Rizhao City, Shandong Province Patentee before: Lai Changmin |