CN216318714U - Adjustable ophthalmic surgery head position fixer - Google Patents

Abstract

The utility model discloses an adjustable ophthalmic surgery head position fixer, and relates to the technical field of medical instruments; the adjusting plate is arranged on the upper side of the mounting plate; the gear is fixedly sleeved on the right end head of the rotating shaft; the rack is arranged on the right side of the adjusting plate, and the upper side of the rack is meshed with the lower side of the gear; the first electric push rod is fixedly arranged on the mounting plate on the right side of the adjusting plate, and the rear end of the first electric push rod is fixedly connected with the front end of the rack; the first electric push rod is connected with an external power supply; the head adjusting groove is movably arranged on the upper side of the adjusting plate and is arranged in a U shape; the second electric push rod is arranged on the left side of the head adjusting groove; the two face clamping plates are respectively hinged at the end parts of the third electric push rods on the left side and the right side; the neck pillow is fixedly arranged on the mounting plate at the front side of the adjusting plate; can fix patient's head, simultaneously, can help the patient to carry out the action of looking up the head and turning round in the supine position, the function is more diversified, and the practicality is stronger.

Description

An adjustable head position fixer for ophthalmic surgery

technical field

The utility model relates to the technical field of medical instruments, in particular to an adjustable head position fixer for ophthalmic surgery.

Background technique

The full name of ophthalmology is "ophthalmology specialty", which is a discipline that studies diseases that occur in the visual system, including the eyeball and its associated tissues. Ophthalmology generally studies vitreous body, retinal diseases, optometry, glaucoma and optic neuropathy, cataract and other various eye disease.

During most eye surgeries, due to the effect of anesthesia, the patient cannot lift his head in the supine position or adjust the position of the eyes, and the medical staff manually adjust the head angle, which is inconvenient to operate and brings difficulties to the operation; therefore There is an urgent need for an adjustable head position fixer for ophthalmic surgery.

Utility model content

The purpose of the utility model is to aim at the defects and deficiencies of the prior art, and to provide a reasonably designed adjustable head position fixer for ophthalmic surgery, which can fix the patient's head and at the same time, can help the patient to perform supine in the supine position. The movements of the head and the head have more diversified functions and stronger practicability.

In order to achieve the above purpose, the utility model adopts the following technical solutions: it comprises a mounting plate, a right-angle mounting seat, a backing plate and a No. 1 locking screw; The middle of the horizontal end of the mounting seat is provided with a No. 1 locking screw through thread rotation, and the upper end of the No. 1 locking screw is provided with a backing plate through a bearing rotation;

It also contains:

an adjustment plate, the adjustment plate is arranged on the upper side of the installation plate, the rear side of the adjustment plate is fixedly provided with a rotating shaft, and the left and right ends of the rotating shaft are respectively rotated and arranged on the rear side of the upper side of the installation plate through the shaft seat;

a gear, the gear is fixedly sleeved on the right end of the rotating shaft;

a rack, the rack is arranged on the right side of the adjusting plate, and the upper side of the rack is meshed with the lower side of the gear;

No. 1 electric push rod, the No. 1 electric push rod is fixedly arranged on the mounting plate on the right side of the adjustment plate, and the rear end of the No. 1 electric push rod is fixedly connected with the front end of the rack; the No. 1 electric push rod is fixedly connected to the front end of the rack; Connect with external power supply;

a head adjustment groove, the head adjustment groove is movably arranged on the upper side of the adjustment plate, and the head adjustment groove is arranged in a "U" shape;

The No. 2 electric push rod, the No. 2 electric push rod is arranged on the left side of the head adjustment groove, the lower end of the No. 2 electric push rod is hinged with the upper side of the adjustment plate through a hinge, and the upper end of the No. 2 electric push rod passes through The hinge piece is hinged with the outer side wall of the head adjusting slot; the No. 2 electric push rod is connected with the external power supply;

There are two lifting blocks, and the lifting blocks are respectively movably fitted and embedded in the grooves opened on the inner side walls of the left and right sides of the head adjustment groove;

No. 2 locking screws, there are two No. 2 locking screws, and after passing through the upper sides of the left and right sides of the head adjustment groove through thread rotation respectively, they are set on the top surface of the lifting block through bearing rotation;

No. 3 electric push rods, there are two No. 3 electric push rods, and they are respectively fixed on the side walls of the lifting blocks on the left and right sides; the No. 3 electric push rods are all connected with external power sources;

Face clamping plates, there are two face clamping plates, and they are respectively hinged to the ends of the No. 3 electric push rods on the left and right sides;

The neck pillow is fixedly arranged on the mounting plate on the front side of the adjustment plate.

Preferably, a felt layer is fixed on the inner side wall of the head adjustment groove.

Preferably, an arc-shaped plate is fixedly arranged on the front side wall of the head adjusting groove, a sliding groove is provided on the adjusting plate on the front side of the head adjusting groove, and a sliding block is slidably arranged inside the sliding groove. A wheel seat is fixedly arranged on the top surface. After the upper side of the wheel seat moves through the top surface of the adjusting plate, a guide wheel is rotatably connected with the wheel shaft. The bottom surface of the guide wheel is rolled on the side wall of the arc plate.

Preferably, rubber pads are symmetrically fixed on the left and right sides of the bottom front side of the adjusting plate, and the bottom surface of the rubber pads is movably arranged in conflict with the upper side of the mounting plate.

Preferably, a support bar is rotatably provided on the upper side of the left side wall of the head adjusting groove through a rotating shaft and a bearing, a resting groove is opened on the upper side of the right side wall of the head adjusting groove, and the right end of the support bar is movably arranged in the resting groove internal.

Compared with the prior art, the beneficial effect of the present utility model is that the adjustable head position fixer for ophthalmic surgery described in the present utility model can fix the patient's head, and at the same time, can help the patient in the supine position The action of raising the head and turning the head is performed, the functions are more diversified, and the practicability is stronger. The utility model has the advantages of reasonable setting and low production cost.

Description of drawings:

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a right side view in FIG. 1 .

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2 .

FIG. 4 is an enlarged view of part B in FIG. 2 .

Description of reference numbers:

Mounting plate 1, right-angle mounting seat 2, backing plate 3, No. 1 locking screw 4, adjusting plate 5, rotating shaft 6, gear 7, rack 8, No. 1 electric push rod 9, head adjustment slot 10, No. 2 electric Push rod 11, lifting block 12, groove 13, No. 2 locking screw 14, No. 3 electric push rod 15, face clamping plate 16, felt layer 17, arc plate 18, chute 19, wheel seat 20, Guide wheel 21 , rubber pad 22 , neck pillow 23 , slider 24 , support bar 25 , resting groove 26 .

Detailed ways:

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIGS. 1-4 , this specific embodiment adopts the following technical solutions: it includes a mounting plate 1, a right-angle mounting seat 2, a backing plate 3 and a No. 1 locking screw 4; Symmetrically fixed welding is provided with a right-angle mounting seat 2, the middle of the horizontal end of the right-angle mounting seat 2 is provided with a No. 1 locking screw 4 through threaded rotation, and the upper end of the No. 1 locking screw 4 is provided with a backing plate 3 through a bearing rotation;

It also contains:

Adjusting plate 5, the adjusting plate 5 is arranged on the upper side of the mounting plate 1, the rear side of the adjusting plate 5 is fixedly provided with a rotating shaft 6, and the left and right ends of the rotating shaft 6 are respectively arranged on the upper side of the mounting plate 1 through the shaft seat. the rear side;

Gear 7, the gear 7 is fixedly welded and sleeved on the right end of the rotating shaft 6;

A rack 8, the rack 8 is arranged on the right side of the adjusting plate 5, and the upper side of the rack 8 is arranged in mesh with the lower side of the gear 7;

No. 1 electric push rod 9, the No. 1 electric push rod 9 is fixed on the mounting plate 1 on the right side of the adjustment plate 5 by bolts, and the rear end of the No. 1 electric push rod 9 is fixed with the front end of the rack 8 by bolts connection; described No. 1 electric push rod 9 is connected with an external power supply;

The head adjustment groove 10, the head adjustment groove 10 is movably arranged on the upper side of the adjustment plate 5, and the head adjustment groove 10 is arranged in a "U" shape;

The No. 2 electric push rod 11, the No. 2 electric push rod 11 is arranged on the left side of the head adjustment groove 10, and the lower end of the No. 2 electric push rod 11 is hinged with the upper side of the adjustment plate 5 through a hinge, and the No. 2 electric push rod 11 is hinged. The upper end of the push rod 11 is hinged with the outer side wall of the head adjustment groove 10 through a hinge; the second electric push rod 11 is connected to an external power source;

Lifting blocks 12, there are two lifting blocks 12, and they are respectively movably fitted and embedded in the grooves 13 opened on the inner side walls of the left and right sides of the head adjustment groove 10;

The No. 2 locking screw 14, the No. 2 locking screw 14 is two, and after passing through the upper sides of the left and right sides of the head adjusting slot 10 through thread rotation respectively, they are set on the top surface of the lifting block 12 through the bearing rotation. superior;

No. 3 electric push rods 15, there are two No. 3 electric push rods 15, and they are respectively fixed on the side walls of the lifting blocks 12 on the left and right sides by bolts; the No. 3 electric push rods 15 are all connected with External power connection;

Face holding plates 16, the face holding plates 16 are two, and are respectively hinged to the ends of the third electric push rods 15 on the left and right sides;

The neck pillow 23 is fixed on the mounting plate 1 on the front side of the adjusting plate 5 by bolts.

As a preferred solution, further, a felt layer 17 is fixed on the inner side wall of the head adjusting groove 10 by gluing.

As a preferred solution, further, the front side wall of the head adjustment groove 10 is fixedly welded with an arc-shaped plate 18, and the adjustment plate 5 on the front side of the head adjustment groove 10 is provided with a chute 19. The chute 19 is slidably provided with a slider 24, and a wheel seat 20 is fixed on the top surface of the slider 24. After the upper side of the wheel seat 20 moves through the top surface of the adjusting plate 5, a guide wheel 21 is connected through the rotation of the wheel shaft. The bottom surface of the guide wheel 21 is rolled on the side wall of the arc-shaped plate 18 ; during the rotation of the head adjusting groove 10 , the guide wheel 21 abuts the arc-shaped plate 18 to prevent the head adjusting groove 10 from disengaging from the adjusting plate 5 .

As a preferred solution, further, rubber pads 22 are symmetrically fixed on the left and right sides of the bottom front side of the adjusting plate 5 through bolts, and the bottom surface of the rubber pads 22 is arranged in a movable conflict with the upper side of the mounting plate 1, The front side of the adjustment plate 5 is supported.

As a preferred solution, further, a support bar 25 is provided on the upper side of the left side wall of the head adjusting groove 10 through a rotating shaft and a bearing, and a resting groove 26 is opened on the upper side of the right side wall of the head adjusting groove 10, The right end of the support bar 25 is movably arranged inside the resting groove 26. When the patient is undergoing surgery, the support bar supports the sterile cloth to reduce the patient's sense of embarrassment in the nose and mouth.

The specific use models of the No. 1 electric push rod 9, the No. 2 electric push rod 11 and the No. 3 electric push rod 15 are directly purchased and installed from the market according to the use requirements and used.

The working principle of this specific embodiment: the mounting plate 1 is fixed on the operating bed through the right-angle mounting seat 2 and the backing plate 3, the No. 1 locking screw 4 is rotated to fix the backing plate 3 with the bottom of the operating bed, and the patient's neck is resting on the operating bed. On the neck pillow 23, the patient's head is placed inside the head adjustment groove 10, and the No. 2 locking screw 14 is rotated to adjust the up and down position of the lifting block 12 inside the groove 13, so that the face clamping plate 16 is in contact with the patient's head. To match the face, open the No. 3 electric push rod 15, and the No. 3 electric push rod 15 is extended, so that the face clamping plate 16 is clamped on the patient's face, and the patient's head is fixed; When the head is raised, the No. 1 electric push rod 9 telescopically drives the rack 8 to move forward and backward. Since the gear 7 meshes with the rack 8, the gear 7 drives the rotating shaft 6 to rotate, and then adjusts the angle of the adjustment plate 5. When the chin is raised, when the patient's head needs to be rotated, the No. 2 electric push rod 11 is extended or shortened, which drives the head adjustment groove 10 to rotate to adjust the rotation angle of the head.

After adopting the above-mentioned structure, the beneficial effects of this specific embodiment are as follows:

1. The patient's head can be fixed through the head adjustment slot 10, the No. 3 electric push rod 15 and the face clamping plate 16;

2. Rotating the shaft 6 through the gear 7 and the rack 8 can help the patient to perform head-up and head-turning movements in the supine position, with more diversified functions and stronger practicability.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (5)

1. An adjustable ophthalmic surgery head position fixer, characterized in that: it comprises a mounting plate (1), a right-angle mounting seat (2), a backing plate (3) and a No. 1 locking screw (4); the mounting plate (1) A right-angle mounting seat (2) is symmetrically fixed on the front and rear sides of the left side of the bottom surface, and the middle of the horizontal end of the right-angle mounting seat (2) is screwed through a No. 1 locking screw (4), which is a No. 1 locking screw. The upper end of (4) is rotatably provided with a backing plate (3) through the bearing; It also comprises: an adjusting plate (5), the adjusting plate (5) is arranged on the upper side of the mounting plate (1), the rear side of the adjusting plate (5) is fixedly provided with a rotating shaft (6), and the rotating shaft (6) The left and right ends of the mounting plate (1) are respectively rotated and arranged on the rear side of the upper side of the mounting plate (1) through the shaft seat; a gear (7), the gear (7) is fixedly sleeved on the right end of the rotating shaft (6); a rack (8), the rack (8) is arranged on the right side of the adjusting plate (5), and the upper side of the rack (8) is arranged in mesh with the lower side of the gear (7); No. 1 electric push rod (9), the No. 1 electric push rod (9) is fixedly arranged on the mounting plate (1) on the right side of the adjustment plate (5), and the rear end of the No. 1 electric push rod (9) is connected to the The front end of the rack (8) is fixedly connected; the No. 1 electric push rod (9) is connected with an external power supply; a head adjustment groove (10), the head adjustment groove (10) is movably arranged on the upper side of the adjustment plate (5), and the head adjustment groove (10) is arranged in a "U" shape; The No. 2 electric push rod (11), the No. 2 electric push rod (11) is arranged on the left side of the head adjustment groove (10), and the lower end of the No. 2 electric push rod (11) is connected to the adjustment plate (5) through a hinged piece ) is articulated on the upper side, and the upper end of the No. 2 electric push rod (11) is articulated with the outer side wall of the head adjustment groove (10) through a hinge; the No. 2 electric push rod (11) is connected with an external power source; Lifting blocks (12), the lifting blocks (12) are two, and are respectively movably fitted and embedded in the grooves (13) opened on the inner side walls of the left and right sides of the head adjustment groove (10); No. 2 locking screws (14), there are two No. 2 locking screws (14), and after passing through the upper sides of the left and right sides of the head adjusting groove (10) through thread rotation respectively, they are rotated through bearings and arranged on the on the top surface of the lifting block (12); No. 3 electric push rods (15), the number of said No. 3 electric push rods (15) is two, and they are respectively fixed on the side walls of the lifting blocks (12) on the left and right sides; the said No. 3 electric push rods (15) The rods (15) are all connected with an external power supply; a face holding plate (16), the two face holding plates (16) are respectively hinged to the ends of the third electric push rods (15) on the left and right sides; A neck pillow (23), the neck pillow (23) is fixedly arranged on the mounting plate (1) on the front side of the adjusting plate (5). 2 . The adjustable ophthalmic surgery head position fixer according to claim 1 , wherein a felt layer ( 17 ) is fixed on the inner side wall of the head adjustment groove ( 10 ). 3 . 3. An adjustable ophthalmic surgery head position fixer according to claim 1, characterized in that: an arc-shaped plate (18) is fixedly arranged on the front side wall of the head adjustment groove (10), The adjusting plate (5) on the front side of the head adjusting groove (10) is provided with a sliding groove (19), a sliding block (24) is slidably arranged inside the sliding groove (19), and the top surface of the sliding block (24) is fixed on the top surface A wheel seat (20) is provided, and after the upper side of the wheel seat (20) moves through the top surface of the adjusting plate (5), a guide wheel (21) is rotatably connected with the wheel shaft, and the bottom surface of the guide wheel (21) is rolled and arranged on the on the side wall of the arc plate (18). 4. An adjustable ophthalmic surgery head position fixer according to claim 1, characterized in that: rubber pads (22) are symmetrically fixed on the left and right sides of the bottom front side of the adjusting plate (5) , the bottom surface of the rubber spacer block (22) is arranged in a movable conflict with the upper side surface of the mounting plate (1). 5. An adjustable ophthalmic surgery head position fixer according to claim 1, characterized in that: a support bar is provided on the upper side of the left side wall of the head adjustment groove (10) through a rotating shaft and a bearing to rotate (25), a resting groove (26) is opened on the upper side of the right side wall of the head adjusting groove (10), and the right end of the support bar (25) is movably arranged inside the resting groove (26).

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