Vitreotomy positioning mechanism for eye surgery

Abstract

The utility model relates to the technical field of eye surgeries, in particular to a vitrectomy positioning mechanism for eye surgeries, which comprises a positioning ring, a rotary sleeve cover, an eyelid spreader and a PC (personal computer) operating panel, the rotary sleeve cover is clamped at the top of the positioning ring, and an operating port is arranged at the top of the rotary sleeve cover. One end of the top of the rotary sleeve cover is connected with a supporting rod through a sleeving base, and a PC operation panel is installed at the top of the supporting rod through a screw. A sliding groove is formed in the PC operation plate, a sliding block slides in the sliding groove, and a positioning guide sleeve is arranged in the middle of the sliding block through a reserved through sleeve; according to the vitrectomy positioning mechanism for the eye surgery, eyeballs can be exposed under the sight of a doctor to the greatest extent, the sight during the surgery is not influenced, the positioning range of the vitrectomy is greatly expanded, the advancing track of a scalpel can be guided, and the quality of the vitrectomy surgery is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to eye operation technical field, concretely relates to a vitreous cutting positioning mechanism for eye operation. BACKGROUND

[0002] The vitreous cutting positioning in eye operation is the key link in vitreous cutting operation, and this operation is mainly used for treating various fundus diseases such as retinal detachment, vitreous hemorrhage, macular lesion etc.; in the vitreous cutting operation, accurate positioning is the key to the success of operation. Doctors need to utilize advanced operation microscopes and special operation instruments to accurately cut the turbid vitreous, while avoiding the damage to the surrounding normal tissues, and need to use the special vitreous cutting positioning mechanism for eye operation during positioning.

[0003] The existing vitreous cutting positioning mechanism for eye operation is inconvenient to expose the eyeball to the vision of doctors to the maximum extent, can easily affect the vision during operation, has a small positioning range for vitreous, is inconvenient to guide the advancing track of operating knife, and affects the quality of vitreous cutting operation. UTILITY MODEL CONTENT

[0004] In view of the problems in the prior art, the utility model provides a vitreous cutting positioning mechanism for eye operation, which is convenient to expose the eyeball to the vision of doctors to the maximum extent, does not affect the vision during operation, greatly expands the positioning range for vitreous, can guide the advancing track of operating knife, and improves the quality of vitreous cutting operation.

[0005] The utility model solves the technical problems by adopting the technical scheme of a vitreous cutting positioning mechanism for eye operation, which comprises a positioning ring, a rotating cover, an eyelid spreader and a PC operation plate, the top of the positioning ring is clamped with the rotating cover, the top of the rotating cover is provided with an operation port, one end of the top of the rotating cover is connected with a supporting rod through a sleeve seat, and the top of the supporting rod is provided with the PC operation plate through a screw.

[0006] A sliding groove is formed in the PC operation plate, and a sliding block is slidably arranged in the sliding groove, a positioning guide sleeve is arranged in the middle part of the sliding block through a reserved sleeve, and L-shaped clamping plates are arranged on the two sides of the sliding block and clamped on the side walls of the sliding groove.

[0007] By adopting the above technical scheme, the vitreous cutting positioning mechanism for eye operation is convenient to expose the eyeball to the vision of doctors to the maximum extent, does not affect the vision during operation, greatly expands the positioning range for vitreous, can guide the advancing track of operating knife, and improves the quality of vitreous cutting operation.

[0008] Specifically, the two sides of the positioning ring are connected with the eyelid spreaders through connecting plates.

[0009] By adopting the technical scheme, the eyelid expander on both sides is used to conveniently expand the eyelid of the eye, so that the positioning ring is attached to the eyeball.

[0010] Specifically, the top inner edge of the rotating cover is provided with an angle scale.

[0011] Specifically, the rotating cover is provided with a knob at both ends of the top and outside the angle scale.

[0012] Specifically, the bottom of the positioning ring is provided with an inwardly inclined arc slope, and the free end of the PC operation plate is located at the center of the rotating cover.

[0013] By adopting the technical scheme, the bottom of the positioning ring is provided with an inwardly inclined arc slope, so that the positioning ring is better attached and the stability of the positioning ring during placement is improved.

[0014] The eye surgery vitreous cutting positioning mechanism has the advantages that:

[0015] (1) The eye surgery vitreous cutting positioning mechanism uses the eyelid expander on both sides to conveniently expand the eyelid of the eye, so that the positioning ring is attached to the eyeball. The bottom of the positioning ring is provided with an inwardly inclined arc slope, so that the positioning ring is better attached and the stability of the positioning ring during placement is improved. During the vitreous cutting surgery, the doctor uses the knob to rotate the rotating cover to make the PC operation plate face the vitreous body, and overcomes the clamping force of the L-shaped clamping plate, so that the sliding block slides in the sliding groove, the positioning guide sleeve faces the vitreous body to be removed, and the positioning of the vitreous body is realized. The positioning guide sleeve can guide the advancing track of the surgical knife, and the quality of the vitreous cutting surgery is improved.

[0016] (2) The eye surgery vitreous cutting positioning mechanism is made of PC material, has high transparency, high strength, good toughness and is not easy to be damaged, does not affect the vision during the surgery, and exposes the eyeball to the vision of the doctor to the greatest extent, does not affect the vision during the surgery, greatly expands the positioning range of the vitreous body, can guide the advancing track of the surgical knife, and improves the quality of the vitreous cutting surgery. DRAWINGS

[0017] The utility model is further described below in combination with the drawings and examples.

[0018] Figure 1 It is the whole structure schematic view of the utility model;

[0019] Figure 2 It is the bottom view of the utility model;

[0020] Figure 3 It is the structure schematic diagram of the L-shaped clamping plate and the positioning guide sleeve of the utility model.

[0021] In the figure: 1, eyelid spreader; 2, connecting plate; 3, positioning ring; 4, sleeve seat; 5, L-shaped clamping plate; 6, support rod; 7, PC operation plate; 8, push piece; 9, sliding groove; 10, operation port; 11, sliding block; 12, angle scale; 13, rotating cover; 14, arc slope; 15, positioning guide sleeve. DETAILED DESCRIPTION

[0022] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0023] In order to the vitreous cutting positioning mechanism for eye surgery can expose the eyeball to the greatest extent under the sight line of the doctor, does not affect the sight line during the operation, greatly expands the positioning range of the vitreous body, can realize the guidance of the advancing track of the operating knife, improves the quality of the vitreous cutting operation, such as Figures 1-3 As shown in the utility model, a vitreous cutting positioning mechanism for eye surgery, including positioning ring 3, rotating cover 13, eyelid spreader 1 and PC operation plate 7, the top of positioning ring 3 is clamped with rotating cover 13 and the top of rotating cover 13 is provided with operation port 10, one end of the top of rotating cover 13 is connected with support rod 6 through sleeve seat 4, and the top of support rod 6 is provided with PC operation plate 7 through a screw.

[0024] Sliding groove 9 is formed in PC operation plate 7, and sliding block 11 is slidably arranged in sliding groove 9, positioning guide sleeve 15 is arranged in the middle part of sliding block 11 through a reserved sleeve, and L-shaped clamping plate 5 is arranged on the both sides of sliding block 11 and clamped on the side wall of sliding groove 9.

[0025] In use, the vitreous cutting positioning mechanism for eye surgery can expose the eyeball to the greatest extent under the sight line of the doctor, does not affect the sight line during the operation, greatly expands the positioning range of the vitreous body, can realize the guidance of the advancing track of the operating knife, improves the quality of the vitreous cutting operation.

[0026] Exemplarily, as shown in the utility model, Figure 1 The both sides of positioning ring 3 are connected with eyelid spreader 1 through connecting plate 2.

[0027] In use, the eyelid spreader 1 on the both sides can spread the eyelid of the eye, so that the positioning ring 3 is attached to the eyeball.

[0028] Exemplarily, as shown in the utility model, Figure 1As shown, the utility model also includes, the inside edge of the top of rotating cover 13 is provided with angle scale line 12.

[0029] In use, the angle scale line 12 is used to determine the angle, and the personnel can know.

[0030] Exemplarily, as shown in the figure, Figure 1 As shown, the utility model also includes, the both ends of the top of rotating cover 13 and located outside angle scale line 12 are provided with the dial piece 8.

[0031] In use, the doctor uses the dial piece 8 to rotate the rotating cover 13 to make the PC operation board 7 face the vitreous body.

[0032] Exemplarily, as shown in the figure, Figure 1 、 2 As shown, the utility model also includes, the bottom of positioning ring 3 is provided with the arc slope 14 that inclines to the inside, and the free end of PC operation board 7 is located at the axis of rotating cover 13.

[0033] In use, the arc slope 14 that inclines to the inside is arranged at the bottom of positioning ring 3, so that better adhesion is achieved, and the stability of positioning ring 3 during placement is improved.

[0034] In use, the eyelid spreader 1 on both sides is used to spread the eyelid of the eye, so that the positioning ring 3 is attached to the eyeball, and the arc slope 14 that inclines to the inside is arranged at the bottom of positioning ring 3, so that better adhesion is achieved, and the stability of positioning ring 3 during placement is improved.

[0035] During vitreous body cutting surgery, the doctor uses the dial piece 8 to rotate the rotating cover 13 to make the PC operation board 7 face the vitreous body, and overcome the clamping force of L-shaped clamping plate 5, so that the sliding block 11 slides in the sliding groove 9, and the positioning guide sleeve 15 faces the vitreous body to be removed to realize the positioning of the vitreous body, and the positioning guide sleeve 15 can guide the trajectory of the surgical knife, thereby improving the quality of vitreous body cutting surgery.

[0036] The PC operation board 7 is made of PC material, has high transparency, high strength and good toughness, is not easy to damage, and does not affect the vision during surgery.

[0037] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A vitreous cutting positioning mechanism for eye surgery, characterized by, Including positioning ring (3), rotating cover (13), eye lid spreader (1) and PC operation board (7), the top of positioning ring (3) is clamped with rotating cover (13) and the top of rotating cover (13) is provided with operation port (10), one end of rotating cover (13) top is connected with support rod (6) through sleeve joint seat (4), and the top of support rod (6) is provided with PC operation board (7) through screw mounting; Sliding groove (9) is formed in PC operation board (7) and sliding block (11) is slidably arranged in sliding groove (9), positioning guide sleeve (15) is arranged in the middle part of sliding block (11) through reserved sleeve, and L-shaped clamping plate (5) is arranged on the both sides of sliding block (11) and clamped on the side wall of sliding groove (9).

2. A vitreous cutting positioning mechanism for eye surgery according to claim 1, wherein The both sides of positioning ring (3) are connected with eye lid spreader (1) through connecting plate (2).

3. The vitreous cutting positioning mechanism for eye surgery according to claim 1, wherein The inner edge of the top of rotating cover (13) is provided with angle scale (12).

4. The vitreous cutting positioning mechanism for eye surgery according to claim 1, wherein The both ends of the top of rotating cover (13) and outside angle scale (12) are provided with dial tab (8).

5. The vitreous cutting positioning mechanism for eye surgery according to claim 1, wherein The bottom of positioning ring (3) is provided with inwardly inclined arc slope (14), and the free end of PC operation board (7) is located at the axis of rotating cover (13).

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