CN114587902B - Head fixing device for ophthalmology treatment - Google Patents
Head fixing device for ophthalmology treatment Download PDFInfo
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- CN114587902B CN114587902B CN202210199644.2A CN202210199644A CN114587902B CN 114587902 B CN114587902 B CN 114587902B CN 202210199644 A CN202210199644 A CN 202210199644A CN 114587902 B CN114587902 B CN 114587902B
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- block
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- plate
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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
- A61G13/121—Head or neck
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/60—Supports for surgeons, e.g. chairs or hand supports
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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
- A61G2210/00—Devices for specific treatment or diagnosis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention belongs to the technical field of medical examination, and particularly relates to a head fixing device for ophthalmic treatment, which comprises a fixing plate, wherein the fixing plate is provided with a head mark, and the fixing plate is provided with a clamping mechanism; the clamping mechanism comprises a fixing assembly and a driving assembly, wherein the fixing assembly comprises a mounting plate, a sleeve, a sliding plate, a sliding rod, a mounting box and a pushing seat; the sliding rod is provided with a guide groove, the sleeve is provided with a guide block, the guide groove comprises a first transverse groove, a spiral groove and a second transverse groove, the push seat is provided with a sliding groove, the sliding groove is provided with a movable rod, the movable rod is provided with a locking groove, the mounting box is provided with a locking member, the movable rod is provided with an arc-shaped block, and the arc-shaped block is provided with a pressing plate; fix patient's head through two sets of fixed subassembly for the unable head that rotates of patient, thereby avoid the patient to move in disorder when carrying out the eye inspection because of the discomfort, and cause the condition emergence that is stabbed to patient's eyes.
Description
Technical Field
The invention belongs to the technical field of medical examination, and particularly relates to a head fixing device for ophthalmic treatment.
Background
General examinations of the eye, including eye appendages and anterior segment examinations. Eye attachment examination includes examination of eyelid, conjunctiva, lacrimal apparatus, eyeball position and orbit, and in long-term clinical practice, in order to prevent patient from interfering with treatment or detection and thereby fixing head during ophthalmic examination, fixation is usually performed by tightening both sides, and the fixation effect is not obvious, so that good treatment or detection is not achieved. Therefore, effective fixation methods are adopted to be the development direction of modern medicine.
In real life, doctors can use some medical instruments to open eyelids to check when physically checking eyes, but often the head of partial patients such as old people and children shake left and right and do not cooperate with the treatment, the normal checking is affected, the eyes are sensitive, the patients don't consciously avoid the head, and the eyes are also easily stabbed by the medical instruments in the head turning process of the patients.
Disclosure of Invention
The purpose of the invention is that: aim at providing a head fixing device for ophthalmology treatment, fix patient's head through two sets of fixed subassemblies for the patient can't rotate the head, thereby avoid the patient to move in disorder when carrying out the eye inspection because of the discomfort, and cause the condition emergence of stabbing patient's eyes, when fixed subassembly is fixed patient's head simultaneously, can drive the clamp plate and rotate to patient forehead top, then fix patient forehead through the clamp plate.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the head fixing device for the ophthalmology treatment comprises a fixing plate, wherein a head mark is arranged in the middle of the upper side of the fixing plate, and a clamping mechanism is arranged on the fixing plate;
the clamping mechanism comprises fixing components symmetrically arranged on the left side and the right side of the fixing plate and a driving component arranged on the lower side of the fixing plate, the fixing components comprise a mounting plate, a sleeve, a sliding plate, a sliding rod, a mounting box and a pushing seat, the mounting plate is fixedly arranged at the edge of the fixing plate, the sleeve is fixedly arranged on one side, close to the middle part of the fixing plate, of the mounting plate, the sliding plate is slidingly arranged in the sleeve, the sliding rod is rotationally arranged on one side, close to the middle part of the fixing plate, of the sliding plate, one end, far away from the sliding plate, of the sliding rod penetrates through the sleeve and is connected with the mounting box, and the pushing seat is fixedly arranged on one side, close to the middle part of the fixing plate, of the mounting box;
the sliding rod is characterized in that a guide groove is formed in the side face of the sliding rod, the end portion of the sleeve is connected with a guide block matched with the guide groove, the guide groove comprises a first transverse groove, a spiral groove and a second transverse groove, the first transverse groove and the second transverse groove are respectively formed in the left side and the right side of the sliding rod, the first transverse groove and the second transverse groove are distributed ninety degrees relative to the circumferential side face of the sliding rod, the first transverse groove and the second transverse groove are communicated through the spiral groove, the guide block is located in the second transverse groove, the push seat is provided with a sliding groove penetrating through the push seat back and forth, the sliding groove is internally provided with a movable rod, the movable rod is close to a plurality of uniformly distributed locking grooves formed in one side of the installation box, locking members matched with the movable rod are arranged in the installation box, the rear end of the movable rod is connected with an arc-shaped block, the arc-shaped block extends towards the middle of the fixing plate, and the end portion of the arc-shaped block is connected with a pressing plate.
The driving assembly comprises two fixed blocks, a rotating shaft, a first handle, two moving blocks and two L-shaped connecting rods, wherein the two fixed plates are respectively and fixedly arranged at the lower sides of the left end and the right end of the fixed plates, the rotating shaft is rotationally assembled between the two fixed plates, one end of the rotating shaft penetrates through the fixed blocks and is connected with the first handle, threaded sections are respectively machined at the left side and the right side of the rotating shaft, the threads of the threaded sections are opposite in rotation direction, the two moving blocks are respectively connected with the two threaded sections in a threaded mode, the two L-shaped connecting rods are respectively connected with the two moving blocks, moving grooves are respectively arranged at the left side and the right side of the fixed plates, the two moving grooves extend upwards and are respectively communicated with the two sleeves, and the vertical ends of the L-shaped connecting rods respectively penetrate through the two moving grooves, and the vertical ends of the L-shaped connecting rods are respectively connected with the two sliding plates.
The locking component comprises a moving block, a first spring, a locking block and an L-shaped shifting block, wherein the moving block is slidably arranged in the installation box, the first spring is arranged between one side of the moving block, which is far away from the push seat, and the inner wall of the installation box, the locking block is fixedly arranged on one side of the moving block, which is far away from the first spring, the installation box is provided with a through hole communicated with the sliding groove, the locking block penetrates through the sliding groove and is positioned in one of the locking grooves, the rear side of the installation box is provided with a through groove, and one end of the L-shaped shifting block penetrates through the through groove and is connected with the moving block.
One of them the slide bar is close to mounting box one end is connected with the lower jaw spacing component, the lower jaw spacing component includes the rectangle piece, rectangle piece upper end rear side is equipped with circular spout, it is equipped with the round bar to slide in the circular spout, be equipped with in the circular spout with round bar assorted locating part, round bar upper end rotates and is connected with the U-shaped seat, the round bar stretches into in the opening of U-shaped seat, the round bar is located one side fixedly connected with telescopic link in the U-shaped seat opening, telescopic link end downside is connected with the lower jaw layer board, rectangle piece upper end front side is equipped with the screw hole, screw hole in-thread connection has first screw rod, first screw rod upper end rotates and runs through U-shaped seat is connected with the second handle.
The limiting part comprises a limiting block, the limiting block is fixedly arranged on the lower side of the round rod, the round sliding groove is provided with a semicircular groove, the limiting block is positioned in the semicircular groove, and one side, close to the middle of the fixing plate, of the round sliding groove is provided with a vertical groove communicated with the semicircular groove.
The bottom of the fixed plate is symmetrically provided with sliding rails left and right, a bottom plate is slidably assembled between the two sliding rails, an arc-shaped chute is arranged on the upper side of the bottom plate, and two groups of hand support assemblies are slidably arranged in the arc-shaped chute; the hand support assembly comprises a sliding seat, the sliding seat sliding assembly is in the arc chute, the sliding seat is equipped with first mounting, the sliding seat upper end is connected with articulated seat, articulated seat articulates there is the connecting block, articulated seat with be equipped with the second mounting between the connecting block, connecting block end connection has the rectangle pole, be equipped with the rectangle chamber in the rectangle pole, the sliding is equipped with the rectangle slider in the rectangle chamber, rectangle slider upper end is connected with the second screw rod, the second screw rod runs through rectangle chamber fixedly connected with rectangle box, rectangle pole tip rotates and is equipped with the swivel becket that is located the second screw rod outside, the swivel becket with second screw rod threaded connection, rectangle box tip rotation be connected with the U-shaped piece, the rectangle box be equipped with U-shaped piece assorted rotating piece, U-shaped piece opening rotation be equipped with the rotating block, U-shaped piece side be equipped with rotating block assorted third mounting, rotating block middle part is connected with the arm supporting shoe.
The first fixing piece comprises a fixing piece, the fixing piece is connected with a first fixing bolt in a threaded mode, and the end portion of the fixing bolt is connected with a friction block.
The second mounting includes second fixing bolt, two bolt holes have been seted up to articulated seat, second fixing bolt threaded connection is in the bolt hole, the connecting block be equipped with second fixing bolt assorted fixed orifices.
The rotating piece comprises a rotating shaft, the rotating shaft is rotationally assembled in a rectangular box, the upper end of the rotating shaft penetrates through the rectangular box and is connected with the U-shaped block, a gear is fixedly connected with the rotating shaft, a rack is slidably assembled in the rectangular box and is matched with the gear in a meshed mode, a threaded through hole is formed in the rack, a third screw is rotationally assembled in the rectangular box, the third screw is in threaded connection with the threaded through hole, and one end of the third screw penetrates through the rectangular box and is connected with a third handle.
The third mounting comprises a mounting box, the mounting box is fixed to be located U-shaped piece one side, the slip is equipped with the rectangle piece in the mounting box, the rotating block processing has spline groove, the rectangle piece is connected with spline groove assorted spline piece through the connecting rod, the rectangle piece is kept away from U-shaped piece one side is connected with the dead lever, the dead lever outside cover is equipped with the second spring the dead lever runs through the mounting box is connected with the pull ring.
According to the invention, the head of a patient is fixed through the two groups of fixing components, so that the patient cannot rotate the head, thereby avoiding the situation that the eyes of the patient are stabbed due to disorder when the patient performs eye examination, and simultaneously, when the head of the patient is fixed through the fixing components, the pressing plate can be driven to rotate to the position above the forehead of the patient, and then the forehead of the patient is fixed through the pressing plate; through setting up hand support assembly for doctor can place the hand on the arm support piece when carrying out the eye examination to the patient, lets doctor's hand have the support, avoids the hand shake phenomenon that long-time hand unsettled operation leads to, guarantees the security when the patient carries out the eye examination; and the position, the height, the rotation angle and the inclination of the arm support block can be adjusted, so that different doctors can use the arm support block, and the doctor can feel more comfortable when the doctor's arm is placed on the arm support block.
Drawings
The invention can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic view of an embodiment of a head restraint for ophthalmic treatment according to the present invention;
FIG. 2 is a schematic diagram of a head fixation device for ophthalmic treatment according to a second embodiment of the present invention;
FIG. 3 is a schematic view showing a partial structure of an embodiment of a head fixing device for ophthalmic treatment according to the present invention;
FIG. 4 is a schematic view of the structure of the present invention fixing assembly and the chin underlying stop member;
FIG. 5 is a schematic view of a portion of a structure of a securing assembly and a chin underlying stop member of the present invention;
FIG. 6 is a schematic cross-sectional view of a securing assembly and a chin underlying member of the present invention;
FIG. 7 is an enlarged schematic view of the structure shown at A in FIG. 6;
FIG. 8 is a schematic view of a partial structure of the chin underlying stop member of the present invention;
FIG. 9 is a schematic diagram III of an embodiment of a head restraint for ophthalmic treatment according to the present invention;
FIG. 10 is a schematic view of a hand support assembly of the present invention;
FIG. 11 is a schematic cross-sectional view of a hand support assembly according to the present invention;
FIG. 12 is a schematic diagram of a cross-sectional structure of a hand support assembly according to the present invention;
FIG. 13 is a schematic view of a partial construction of a hand support assembly of the present invention;
fig. 14 is a schematic cross-sectional view of a third fixing member according to the present invention.
Fixed plate 1, head 11, mounting plate 2, sleeve 21, slide plate 22, slide bar 23, guide groove 231, first lateral groove 2311, spiral groove 2312, second lateral groove 2313, guide block 232, mounting case 24, push seat 25, slide groove 251, movable rod 252, lock groove 2521, arc block 2522, press plate 2523, fixed block 3, rotation shaft 31, threaded section 311, first handle 32, moving block 33, L-shaped connecting rod 34, moving groove 35, moving block 4, first spring 41, lock block 42, L-shaped dial 43, through groove 44, rectangular block 5, circular slide groove 51, semicircular groove 511, vertical groove 512, circular rod 52, stopper 521, U-shaped seat 53, telescopic rod 54 the lower jaw support plate 55, the screw hole 56, the first screw 57, the second handle 58, the slide rail 6, the bottom plate 61, the arc chute 611, the slide carriage 62, the fixing piece 621, the first fixing bolt 622, the friction block 623, the hinge seat 63, the second fixing bolt 631, the screw hole 632, the connecting block 64, the rectangular rod 65, the rectangular cavity 651, the rectangular slide block 652, the second screw 653, the rotating ring 654, the rectangular box 66, the U-shaped block 67, the rotating block 68, the arm support block 69, the gear 7, the rack 71, the third screw 72, the third handle 73, the mounting box 8, the rectangular piece 81, the spline groove 82, the spline 83, the fixing rod 84, the second spring 85, the pull ring 86.
Detailed Description
In order that those skilled in the art will better understand the present invention, the following technical scheme of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1 to 14, the head fixing device for ophthalmic treatment of the present invention comprises a fixing plate 1, wherein a head mark 11 is arranged in the middle of the upper side of the fixing plate 1, and the fixing plate 1 is provided with a clamping mechanism;
the clamping mechanism comprises fixing components symmetrically arranged on the left side and the right side of the fixing plate 1 and a driving component arranged on the lower side of the fixing plate 1, the fixing components comprise a mounting plate 2, a sleeve 21, a sliding plate 22, a sliding rod 23, a mounting box 24 and a pushing seat 25, the mounting plate 2 is fixedly arranged at the edge of the fixing plate 1, the sleeve 21 is fixedly arranged on one side of the fixing plate 1, which is close to the middle of the fixing plate 1, the sliding plate 22 is slidingly arranged in the sleeve 21, the sliding rod 23 is rotationally arranged on one side of the sliding plate 22, which is close to the middle of the fixing plate 1, one end, which is far away from the sliding plate 22, of the sliding rod 23 penetrates through the sleeve 21 and is connected with the mounting box 24, and the pushing seat 25 is fixedly arranged on one side of the mounting box 24, which is close to the middle of the fixing plate 1;
the slide bar 23 side is equipped with guide slot 231, sleeve 21 end connection has with guide slot 231 assorted guide block 232, guide slot 231 includes first horizontal groove 2311, spiral groove 2312 and second horizontal groove 2313, first horizontal groove 2311 and second horizontal groove 2313 locate slide bar 23 left and right sides respectively, and first horizontal groove 2311 and second horizontal groove 2313 are ninety degrees distributed for the circumference side of slide bar 23, communicate through spiral groove 2312 between first horizontal groove 2311 and the second horizontal groove 2313, guide block 232 is located second horizontal groove 2313, push away seat 25 is equipped with spout 251 that runs through from front to back, the spout 251 sliding fit has movable rod 252, movable rod 252 is close to mounting box 24 one side and locates a plurality of evenly distributed's locking groove 2521, be equipped with movable rod 252 assorted locking component in the mounting box 24, the rear end of movable rod 252 is connected with arc piece 2522, arc piece 2522 extends to fixed plate 1 middle part, arc piece end connection has clamp plate 2523.
The front side of the lower end of the fixed plate 1 is provided with an L-shaped clamping plate, a clamping groove formed between the L-shaped clamping plate and the fixed plate 1 can be clamped into a bed plate during use, then the device is fixed through a fixing mode such as a bolt, the device can be fixed with a lifting frame during use, the device can be placed on one side of a sickbed, the lifting frame is convenient for adjusting the height of the device to be matched with the sickbed, in an initial state, two pushing seats 25 are mutually far away, at the moment, a movable rod 252 is in a horizontal state, namely, the rear end of the movable rod 252 is connected with an arc-shaped block 2522 and a pressing plate 2523 connected with the end of the arc-shaped block 2522 is positioned at the rear side of a head seal 11, a guide block 232 connected with the end of a sleeve 21 is positioned in a second transverse groove 2313 on a sliding rod 23, the head seal 11 is placed in a flat lying way by a patient, at the moment, a doctor can drive two groups of fixing components to clamp the head of the patient through operating a driving component, namely, a sliding plate 22 arranged in the sleeve 21 to move towards the head of the patient, the head of the patient through a deflection 23 and a mounting 24, the sliding plate 22 drives a pushing seat 25 to move towards the head of the patient, so that the pushing seat 25 is in a contact position of the head of the patient, namely, the head of the patient is in a contact position of the movable rod with the head of the patient, the head, the patient, and the head is in a position of the eye of the patient, and the eye injury condition is avoided, and the eye injury condition can not be caused when the patient is caused when the eyes is caused;
when the fixing assembly does not clamp and fix the head of the patient, the two movable rods 252 and the pressing plate 2523 connected with the two movable rods 252 are positioned at the rear side of the head print 11, namely, when the patient lies down, the pressing plate 2523 cannot block the head print 11, when the sliding rod 23 moves towards the head of the patient, the sliding rod 23 cannot rotate, when the sliding rod 232 enters the spiral groove 2312, the sliding rod 23 is gradually forced to rotate forwards, when the sliding rod 23 moves to the end part of the spiral groove 2312 and enters the first transverse groove 2311, the sliding rod 23 rotates forwards by 90 degrees, namely, the movable rod 252 on the pushing seat 25 is driven to be in a vertical state, namely, the movable rod 252 is driven to be in a vertical state before the pushing seat 25 is contacted with the head of the patient, the pushing seat 25 continues to move towards the head of the patient, and when the sliding rod 23 cannot rotate, namely, after the pushing seat 25 is abutted against the head of the patient, the pressing plate 2523 is positioned above the head of the patient, the doctor only needs to push the pressing plate 2523 to push the movable rod 252 downwards through the arc-shaped block 2522 until the pressing plate 252 to drive the movable rod 252 to move downwards until the movable rod 252 is driven by the arc-shaped block 2522 to move downwards, and the head of the patient can not be contacted with the head of the patient, and the patient can be prevented from being contacted with the head of the patient, and the head of the patient can be stably fixed, and the head of the patient can be prevented from being contacted with the head, and the head of the patient, and the patient can be stably be prevented from being contacted with the head by head; rubber pads are arranged on the outer side of the pushing seat 25 and the outer side of the pressing plate 2523, so that a patient can feel more comfortable when the device is fixed with the head of the patient;
according to the invention, the head of the patient is fixed through the two groups of fixing components, so that the patient cannot rotate the head, the situation that the eyes of the patient are stabbed due to disorder of the patient when the patient is in eye examination is avoided, and meanwhile, when the head of the patient is fixed through the fixing components, the pressing plate can be driven to rotate to the position above the forehead of the patient, and then the forehead of the patient is fixed through the pressing plate.
The driving assembly comprises two fixed blocks 3, a rotating shaft 31, a first handle 32, two moving blocks 33 and two L-shaped connecting rods 34, wherein the two fixed plates 3 are respectively fixedly arranged at the lower sides of the left end and the right end of the fixed plate 1, the rotating shaft 31 is rotatably assembled between the two fixed plates 3, one end of the rotating shaft 31 penetrates through the fixed blocks 3 to be connected with the first handle 32, threaded sections 311 are processed at the left side and the right side of the rotating shaft 31, the threads of the two threaded sections 311 are opposite in rotation direction, the two moving blocks 33 are respectively in threaded connection with the two threaded sections 311, the two L-shaped connecting rods 34 are respectively connected with the two moving blocks 33, the left side and the right side of the fixed plate 1 are respectively provided with a moving groove 35, the two moving grooves 35 are respectively communicated with the two sleeves 21 in an upward extending mode, the vertical ends of the two L-shaped connecting rods 34 respectively penetrate through the two moving grooves 35, and the vertical ends of the two L-shaped connecting rods 34 are respectively connected with the two sliding plates 22;
thus, a doctor only needs to rotate the first handle 32 to drive the rotating shaft 31 assembled between the two fixed blocks 3 to start rotating, as the two moving blocks 33 are respectively in threaded connection with the threaded sections 311 processed on the left side and the right side of the rotating shaft 31, and the threads of the two threaded sections 311 are in opposite directions, when the rotating shaft 31 rotates, the two moving blocks 33 are driven to move relatively or move reversely, the moving blocks 33 drive the sliding plate 22 to move through the L-shaped connecting rod 34, namely, the pushing seat 25 can be driven to move towards the head of a patient or move far away from the head of the patient, so that the two pushing seats 25 can be driven to move towards the head of the patient simultaneously through rotating the first handle 32, the clamping and fixing are carried out on the head of the patient, and when the fixing is canceled, the two pushing seats 25 can be separated from each other only by reversely rotating the first handle 32, so that the operation is simple.
The locking member comprises a moving block 4, a first spring 41, a locking block 42 and an L-shaped shifting block 43, wherein the moving block 4 is slidably arranged in the mounting box 24, the first spring 41 is arranged between one side of the moving block 4 far away from the push seat 25 and the inner wall of the mounting box 24, the locking block 42 is fixedly arranged on one side of the moving block 4 far away from the first spring 41, the mounting box 24 is provided with a through hole communicated with a sliding groove 251, the locking block 42 penetrates through the sliding groove 251 and is positioned in one of locking grooves 2521, a through groove 44 is formed in the rear side of the mounting box 24, and one end of the L-shaped shifting block 43 penetrates through the through groove 44 and is connected with the moving block 4;
the shape of the locking groove 2521 and the shape of the locking piece 42 are right triangle, namely when two pushing seats 25 fix the head of a patient, the movable rod 252 is in an initial vertical state, a doctor only needs to push the movable rod 252 downwards to move, the bevel edge of the locking groove 2521 pushes the bevel edge of the locking piece 42, the locking piece 42 enters into the through hole, namely, the moving piece 4 is driven to move towards one side far away from the head of the patient, the first spring 41 is compressed, after the locking hole 42 is aligned with the other locking groove 2521, the reset elastic force of the first spring 41 pushes the locking hole 42 into the locking groove 2521, so that the movable rod 252 can be pushed downwards, and when the movable rod 252 is pulled upwards, the right-angle edge of the locking piece 42 is abutted with the right-angle edge of the locking groove 2521, so that the movable rod 252 cannot move upwards, and therefore, the doctor only needs to push the movable rod 252 downwards to make the pressing plate 2523 abutted with the forehead of the patient, namely, the patient cannot move upwards, the arc-shaped piece 2 is contacted with two sides of the forehead of the patient, the head of the patient is fixed, the head of the patient is enabled to be more stable, the operation is facilitated, the locking plate 42 is convenient to be withdrawn, the locking plate 42 is pushed to move upwards, the other side is enabled to move towards the head of the patient, the patient can be kept away from the head by the fixed plate 252, and the fixed plate 252 is kept by a certain distance, and the movement of the head is kept by the movable rod 252 is kept by the movement 2, and can be moved upwards, and can be moved by the movement of the movable rod 252, and can be kept by the front and can be moved by the front and can be moved.
One end of one sliding rod 23, which is close to the mounting box 24, is connected with a lower jaw limiting member, the lower jaw limiting member comprises a rectangular block 5, a round sliding groove 51 is formed in the rear side of the upper end of the rectangular block 5, a round rod 52 is arranged in the round sliding groove 51 in a sliding manner, a limiting piece matched with the round rod 52 is arranged in the round sliding groove 51, the upper end of the round rod 52 is rotationally connected with a U-shaped seat 53, the round rod 52 stretches into an opening of the U-shaped seat 53, one side of the round rod 52, which is positioned in the opening of the U-shaped seat 53, is fixedly connected with a telescopic rod 54, the lower side of the end part of the telescopic rod 54 is connected with a lower jaw supporting plate 55, a threaded hole 56 is formed in the front side of the upper end of the rectangular block 5, a first screw rod 57 is connected in a threaded manner in the threaded hole 56, and the upper end of the first screw rod 57 rotationally penetrates through the U-shaped seat 53 to be connected with a second handle 58;
in the initial state, the lower jaw limiting member is located at the upper side of the slide bar 23, after the push seat 25 fixes the head of the patient, the limiting member is in a horizontal state at the upper side of the shoulder of the patient, then a doctor can rotate the lower jaw supporting plate 55, the lower jaw supporting plate 55 is located at the front side of the chin of the patient, the length of the telescopic rod 54 is adjusted, the lower jaw supporting plate 55 is aligned with the chin of the patient, the telescopic rod 54 is in damping expansion and contraction, external force needs to be applied to enable the telescopic rod 54 to expand and contract, then the doctor drives the first screw rod 57 to start rotating through rotating the second handle 58, and as the first screw rod 57 is in threaded connection with the threaded hole 57, the first screw rod 57 can gradually move towards the inside of the threaded hole 57, the U-shaped seat 53 is driven to move towards the rectangular block 5, namely the lower jaw supporting plate 55 moves towards the chin of the patient and is gradually abutted to the chin of the patient, the U-shaped seat 53 is fixed to the chin of the patient, the U-shaped seat 53 is rotationally connected with the round rod 52 and the U-shaped seat 53 cannot rotate, so that the chin of the patient can be effectively fixed, and the stability of the head of the patient can be increased.
The limiting piece comprises a limiting block 521, the limiting block 521 is fixedly arranged on the lower side of the round rod 52, the round chute 51 is provided with a semicircular groove 511, the limiting block 521 is positioned in the semicircular groove 511, and one side, close to the middle part of the fixed plate 1, of the round chute 51 is provided with a vertical groove 512 communicated with the semicircular groove 511;
in the initial state, the limiting block 521 is located at one side of the semicircular groove 511 away from the middle of the fixing plate 1, that is, the limiting block 521 cannot move downwards, when a doctor rotates the chin support plate 55 by one hundred eighty degrees to enable the chin support plate 55 to be located at the front side of the chin of a patient, the limiting block 521 rotates to the other end of the semicircular groove 511, the limiting block 521 is aligned with the vertical groove 512, so that after the chin support plate 55 moves towards the chin of the patient, the limiting block 521 enters the vertical groove 512, that is, the chin support plate 55 cannot rotate at the moment, limiting is performed on the chin support plate 55, and stability is increased when the chin support plate 55 abuts against the chin of the patient.
The bottom of the fixed plate 1 is symmetrically provided with slide rails 6 left and right, a bottom plate 61 is assembled between the two slide rails 6 in a sliding way, an arc-shaped chute 611 is arranged on the upper side of the bottom plate 61, and two groups of hand support assemblies are arranged in the arc-shaped chute 611 in a sliding way; the hand support assembly comprises a sliding seat 62, the sliding seat 62 is slidingly assembled in an arc-shaped sliding groove 611, the sliding seat 62 is provided with a first fixing piece, the upper end of the sliding seat 62 is connected with a hinge seat 63, the hinge seat 63 is hinged with a connecting block 64, a second fixing piece is arranged between the hinge seat 63 and the connecting block 64, the end part of the connecting block 64 is connected with a rectangular rod 65, a rectangular cavity 651 is arranged in the rectangular rod 65, a rectangular sliding block 652 is slidingly arranged in the rectangular cavity 651, the upper end of the rectangular sliding block 652 is connected with a second screw rod 653, the second screw rod 653 penetrates through the rectangular cavity 651 to be fixedly connected with a rectangular box 66, the end part of the rectangular rod 65 is rotationally assembled with a rotating ring 654 positioned outside the second screw rod 653, the rotating ring 654 is in threaded connection with the second screw rod 653, the end part of the rectangular box 66 is rotationally connected with a U-shaped block 67, the rectangular box 66 is provided with a rotating piece matched with the U-shaped block 67, the side surface of the U-shaped block 67 is provided with a third fixing piece matched with the rotating block 68, and the middle part of the rotating block 68 is connected with an arm support block 69;
under the initial state, the bottom plate 61 is located the bottom of the fixed plate 1, the hand supporting component lies on the bottom plate 61, the bottom plate 61 slides in the slide rail 6 through the sliding block, can fix through the bolt between the sliding block and the slide rail 6, namely fix the position of the bottom plate 61, cancel the fixing of the bolt to the sliding block, pull the bottom plate 61 to move backwards, make the sliding block located the rear end of the slide rail 6, then the fixing of the sliding block through the bolt, just can fix the bottom plate 61, prevent its slip, after the bottom plate 61 slides backwards to the upside and is not being blocked by the fixed plate 1, the doctor can cancel the fixing of the second fixing piece to the connecting block 64, can rotate the rectangular rod 65 to the vertical state, then the second fixing piece is used for fixing the connecting block 64, so that the rectangular rod 65 can not rotate, the doctor can place the arm on the arm support block 69, support the doctor's arm, avoid the phenomenon of shaking caused by long-time hand suspending operation, when the doctor needs to adjust the position of the arm support block 69, only need cancel the first fixing piece to the position of 62, so the fixing piece can change the position of the arm support block 69 at the doctor support block 69, can change the position of the arm support block 69, can change the direction of the arm support block 69 can change the arm support the position of the arm support 69, and the arm support 69 can change the direction of the arm support 69, and the arm support 69 can change the position of the arm support 69, and the arm support 69, the arm support can change the position of the arm support 69, and the arm support can change the position of the arm support. When the height of the hand support block 69 needs to be adjusted, the rotating ring 654 needs to be rotated, because the rotating ring 654 is in threaded connection with the second screw rod 653, and the second screw rod 653 is connected with the rectangular sliding block 652 which is assembled in the rectangular cavity 651 in a sliding manner, the second screw rod 653 can be limited, so that the second screw rod 653 can only slide up and down in the rectangular cavity 651, namely, when the rotating ring 654 rotates, the second screw rod 653 can be driven to slide up or slide down, so that the height of the hand support block 69 is changed, and the hand support can be supported by different doctors through the hand support block 69, so that the practicability is high.
The first fixing piece comprises a fixing piece 621, the fixing piece 621 is connected with a first fixing bolt 622 in a threaded manner, and the end part of the fixing bolt 622 is connected with a friction block 623; when the sliding seat 62 is fixed, the first fixing bolt 622 needs to be screwed, so that the first fixing bolt 622 drives the friction block 623 to be abutted against the bottom of the arc-shaped chute 611, and therefore the sliding seat 62 can be limited and fixed, the sliding seat 62 is not easy to slide, and a doctor cannot move when using the arm supporting block 69.
The second fixing piece comprises a second fixing bolt 631, the hinge seat 63 is provided with two bolt holes 632, the second fixing bolt 631 is connected in the bolt holes 632 in a threaded manner, and the connecting block 64 is provided with fixing holes matched with the second fixing bolt 631; under the initial condition, connecting block 64 lies in articulated seat 63, and the fixed orifices aligns with one of them bolt hole 632 this moment, and second fixing bolt 631 screws in the fixed orifices through bolt hole 632 and can fix connecting block 64, after canceling the fixation, rotates connecting block 64 to under the vertical state, and the fixed orifices will align with another bolt hole 632, then screw in second fixing bolt 631 can, be convenient for fix connecting block 64, when not using, can lie the hand support assembly flat, conveniently accomodate promptly.
The rotating piece comprises a rotating shaft, the rotating shaft is rotatably assembled in the rectangular box 66, the upper end of the rotating shaft penetrates through the rectangular box 66 and is connected with the U-shaped block 67, the gear 7 is fixedly connected with the rotating shaft, a rack 71 is slidably assembled in the rectangular box 66, the rack 71 is meshed and matched with the gear 7, the rack 71 is provided with a threaded through hole, a third screw 72 is rotatably assembled in the rectangular box 66, the third screw 72 is in threaded connection with the threaded through hole, and one end of the third screw 72 penetrates through the rectangular box 66 and is connected with a third handle 73; when adjusting the left and right rotation angle of the arm support plate 69, the doctor needs to rotate the third handle 73, the third handle 73 drives the third screw rod 72 to rotate in the rectangular box 66, the third screw rod 72 is in threaded connection with the threaded through hole of the rack 71, and the rack 71 is slidingly assembled in the rectangular box 66, so when the third screw rod 72 rotates, the rack 71 is driven to move in the rectangular box 66, and when the rack 71 is meshed and matched with the gear 7, the gear 7 is driven to start to rotate, the gear 7 drives the U-shaped block 67 to rotate through the rotating shaft, namely, the angle of the arm support block 69 is changed, the operation is simple, and the angle of the arm support block 69 is convenient to adjust.
The third fixing piece comprises a mounting box 8, the mounting box 8 is fixedly arranged on one side of the U-shaped block 67, a rectangular piece 81 is arranged in the mounting box 8 in a sliding manner, a spline groove 82 is formed in the rotating block 68, the rectangular piece 81 is connected with a spline piece 83 matched with the spline groove 82 through a connecting rod, one side, far away from the U-shaped block 67, of the rectangular piece 81 is connected with a fixing rod 84, a second spring 85 is sleeved outside the fixing rod 84, and the fixing rod 84 penetrates through the mounting box 8 and is connected with a pull ring 86; in the initial state, spline 83 is located spline groove 82, spline 83 slides in mounting box 8 through rectangular piece 81, namely rectangular piece 81 can't take place the rotation, so when spline 83 enters into spline groove 82, rotating block 68 just can't rotate, when only need adjust rotation angle, only need outwards pulling pull ring 86, pull ring 86 drives rectangular piece 81 to keep away from spline groove 82 one side motion through dead lever 84, drive spline 83 and break away from spline groove 82 promptly, after spline 83 leaves spline groove 82, just can rotate rotating block 68 and adjust the angle of arm support block 69, after the angle adjustment of arm support block 69 is accomplished, loosen pull ring 86, the reset elasticity of second spring 85 will promote rectangular piece 81 and reset, make spline 83 enter into spline groove 82, just can fix rotating block 68, so the angle of arm support block 69 can't rotate, doctor's arm is more stable when placing in arm support block 69.
The rear end of the fixing plate 1 is a telescopic end, namely, when the hand supporting component is used, the fixing plate 1 can be shortened, so that the hand supporting component is convenient to operate, and the practical use of doctors is further facilitated.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (10)
1. A head fixation device for ophthalmic treatment, characterized in that: the fixing device comprises a fixing plate, wherein a head mark is arranged in the middle of the upper side of the fixing plate, and a clamping mechanism is arranged on the fixing plate;
the clamping mechanism comprises fixing components symmetrically arranged on the left side and the right side of the fixing plate and a driving component arranged on the lower side of the fixing plate, the fixing components comprise a mounting plate, a sleeve, a sliding plate, a sliding rod, a mounting box and a pushing seat, the mounting plate is fixedly arranged at the edge of the fixing plate, the sleeve is fixedly arranged on one side, close to the middle part of the fixing plate, of the mounting plate, the sliding plate is slidingly arranged in the sleeve, the sliding rod is rotationally arranged on one side, close to the middle part of the fixing plate, of the sliding plate, one end, far away from the sliding plate, of the sliding rod penetrates through the sleeve and is connected with the mounting box, and the pushing seat is fixedly arranged on one side, close to the middle part of the fixing plate, of the mounting box;
the sliding rod is characterized in that a guide groove is formed in the side face of the sliding rod, the end portion of the sleeve is connected with a guide block matched with the guide groove, the guide groove comprises a first transverse groove, a spiral groove and a second transverse groove, the first transverse groove and the second transverse groove are respectively formed in the left side and the right side of the sliding rod, the first transverse groove and the second transverse groove are distributed ninety degrees relative to the circumferential side face of the sliding rod, the first transverse groove and the second transverse groove are communicated through the spiral groove, the guide block is located in the second transverse groove, the push seat is provided with a sliding groove penetrating through the front portion and the rear portion of the push seat, a movable rod is slidably arranged in the sliding groove, the movable rod is close to a plurality of uniformly distributed locking grooves formed in one side of the installation box, locking members matched with the movable rod are arranged in the installation box, the rear end of the movable rod is connected with an arc-shaped block, the arc-shaped block extends towards the middle portion of the fixing plate, and the end portion of the arc-shaped block is connected with a pressing plate.
2. The ophthalmic therapeutic head fixation device of claim 1, wherein: the driving assembly comprises two fixed blocks, a rotating shaft, a first handle, two moving blocks and two L-shaped connecting rods, wherein the two fixed plates are respectively and fixedly arranged at the lower sides of the left end and the right end of the fixed plates, the rotating shaft is rotationally assembled between the two fixed plates, one end of the rotating shaft penetrates through the fixed blocks and is connected with the first handle, threaded sections are respectively machined at the left side and the right side of the rotating shaft, the threads of the threaded sections are opposite in rotation direction, the two moving blocks are respectively connected with the two threaded sections in a threaded mode, the two L-shaped connecting rods are respectively connected with the two moving blocks, moving grooves are respectively arranged at the left side and the right side of the fixed plates, the two moving grooves extend upwards and are respectively communicated with the two sleeves, and the vertical ends of the L-shaped connecting rods respectively penetrate through the two moving grooves, and the vertical ends of the L-shaped connecting rods are respectively connected with the two sliding plates.
3. The ophthalmic therapeutic head fixation device of claim 1, wherein: the locking component comprises a moving block, a first spring, a locking block and an L-shaped shifting block, wherein the moving block is slidably arranged in the installation box, the first spring is arranged between one side of the moving block, which is far away from the push seat, and the inner wall of the installation box, the locking block is fixedly arranged on one side of the moving block, which is far away from the first spring, the installation box is provided with a through hole communicated with the sliding groove, the locking block penetrates through the sliding groove and is positioned in one of the locking grooves, the rear side of the installation box is provided with a through groove, and one end of the L-shaped shifting block penetrates through the through groove and is connected with the moving block.
4. The ophthalmic therapeutic head fixation device of claim 1, wherein: one of them the slide bar is close to mounting box one end is connected with the lower jaw spacing component, the lower jaw spacing component includes the rectangle piece, rectangle piece upper end rear side is equipped with circular spout, it is equipped with the round bar to slide in the circular spout, be equipped with in the circular spout with round bar assorted locating part, round bar upper end rotates and is connected with the U-shaped seat, the round bar stretches into in the opening of U-shaped seat, the round bar is located one side fixedly connected with telescopic link in the U-shaped seat opening, telescopic link end downside is connected with the lower jaw layer board, rectangle piece upper end front side is equipped with the screw hole, screw hole in-thread connection has first screw rod, first screw rod upper end rotates and runs through U-shaped seat is connected with the second handle.
5. The ophthalmic therapeutic head fixation device of claim 4 wherein: the limiting part comprises a limiting block, the limiting block is fixedly arranged on the lower side of the round rod, the round sliding groove is provided with a semicircular groove, the limiting block is positioned in the semicircular groove, and one side, close to the middle of the fixing plate, of the round sliding groove is provided with a vertical groove communicated with the semicircular groove.
6. The ophthalmic therapeutic head fixation device of claim 1, wherein: the bottom of the fixed plate is symmetrically provided with sliding rails left and right, a bottom plate is slidably assembled between the two sliding rails, an arc-shaped chute is arranged on the upper side of the bottom plate, and two groups of hand support assemblies are slidably arranged in the arc-shaped chute; the hand support assembly comprises a sliding seat, the sliding seat sliding assembly is in the arc chute, the sliding seat is equipped with first mounting, the sliding seat upper end is connected with articulated seat, articulated seat articulates there is the connecting block, articulated seat with be equipped with the second mounting between the connecting block, connecting block end connection has the rectangle pole, be equipped with the rectangle chamber in the rectangle pole, the sliding is equipped with the rectangle slider in the rectangle chamber, rectangle slider upper end is connected with the second screw rod, the second screw rod runs through rectangle chamber fixedly connected with rectangle box, rectangle pole tip rotates and is equipped with the swivel becket that is located the second screw rod outside, the swivel becket with second screw rod threaded connection, rectangle box tip rotation be connected with the U-shaped piece, the rectangle box be equipped with U-shaped piece assorted rotating piece, U-shaped piece opening rotation be equipped with the rotating block, U-shaped piece side be equipped with rotating block assorted third mounting, rotating block middle part is connected with the arm supporting shoe.
7. The ophthalmic therapeutic head fixation device of claim 6 wherein: the first fixing piece comprises a fixing piece, the fixing piece is connected with a first fixing bolt in a threaded mode, and the end portion of the fixing bolt is connected with a friction block.
8. The ophthalmic therapeutic head fixation device of claim 6 wherein: the second mounting includes second fixing bolt, two bolt holes have been seted up to articulated seat, second fixing bolt threaded connection is in the bolt hole, the connecting block be equipped with second fixing bolt assorted fixed orifices.
9. The ophthalmic therapeutic head fixation device of claim 6 wherein: the rotating piece comprises a rotating shaft, the rotating shaft is rotationally assembled in a rectangular box, the upper end of the rotating shaft penetrates through the rectangular box and is connected with the U-shaped block, a gear is fixedly connected with the rotating shaft, a rack is slidably assembled in the rectangular box and is matched with the gear in a meshed mode, a threaded through hole is formed in the rack, a third screw is rotationally assembled in the rectangular box, the third screw is in threaded connection with the threaded through hole, and one end of the third screw penetrates through the rectangular box and is connected with a third handle.
10. The ophthalmic therapeutic head fixation device of claim 6 wherein: the third mounting comprises a mounting box, the mounting box is fixed to be located U-shaped piece one side, the slip is equipped with the rectangle piece in the mounting box, the rotating block processing has spline groove, the rectangle piece is connected with spline groove assorted spline piece through the connecting rod, the rectangle piece is kept away from U-shaped piece one side is connected with the dead lever, the dead lever outside cover is equipped with the second spring the dead lever runs through the mounting box is connected with the pull ring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210199644.2A CN114587902B (en) | 2022-03-02 | 2022-03-02 | Head fixing device for ophthalmology treatment |
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| CN202210199644.2A CN114587902B (en) | 2022-03-02 | 2022-03-02 | Head fixing device for ophthalmology treatment |
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| CN114587902A CN114587902A (en) | 2022-06-07 |
| CN114587902B true CN114587902B (en) | 2023-07-18 |
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| CN116650294B (en) * | 2023-07-31 | 2023-09-26 | 湖南臻和亦康医疗用品有限公司 | Physiotherapy instrument for eyes |
| CN116869763B (en) * | 2023-08-17 | 2024-03-12 | 李涛 | Shoulder arthroscope operation fixing device |
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| CN111214357A (en) * | 2020-03-05 | 2020-06-02 | 王自冠 | Ophthalmology is clinical with maxillofacial region fixing device |
| CN213046826U (en) * | 2020-05-29 | 2021-04-27 | 诺莱生物医学科技有限公司 | Auxiliary device for ophthalmologic examination |
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|---|---|---|---|---|
| US8549683B2 (en) * | 2012-02-10 | 2013-10-08 | Mercury Enterprises, Inc. | Surgical head support |
| DE102012009584A1 (en) * | 2012-05-15 | 2013-11-21 | Hubert Noras | Head support for fixing the head of patients |
| CN111773019A (en) * | 2020-07-29 | 2020-10-16 | 李树杰 | Fixing device for ophthalmic surgery |
| CN112914935A (en) * | 2021-01-25 | 2021-06-08 | 张�杰 | Adjustable neonate's head fixing device for ophthalmology eye ground disease inspection |
| CN215459808U (en) * | 2021-08-18 | 2022-01-11 | 石家庄市第二医院 | Head fixer for ophthalmologic operation |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111214357A (en) * | 2020-03-05 | 2020-06-02 | 王自冠 | Ophthalmology is clinical with maxillofacial region fixing device |
| CN213046826U (en) * | 2020-05-29 | 2021-04-27 | 诺莱生物医学科技有限公司 | Auxiliary device for ophthalmologic examination |
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