CN201642542U

CN201642542U - Device for treating pathological high myopias

Info

Publication number: CN201642542U
Application number: CN2010201886248U
Authority: CN
Inventors: 唐仕波; 李涛; 丁小燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-05
Filing date: 2010-05-05
Publication date: 2010-11-24
Anticipated expiration: 2020-05-05

Abstract

The utility model discloses a device for treating pathological high myopias, which comprises a first PMMA strip and a second PMMA strip which conform to the perimeter of an eyeball and are disposed in parallel respectively in the front and in the rear of an equator of the eyeball. Both ends of the first PMMA strip and both ends of the second PMMA strip are respectively adjustably connected, and a PMMA adjusting strip adjusted in tightness according to amplitude of contraction of an eye axis is arranged between the first PMMA strip and the second PMMA strip and is adhered on the surface of the eyeball. The device is convenient in adjustment, results in small tissue wound, is flexibly adjustable in eye axial contraction degree, guarantees affirmative treatment effect, and not only can treat and prevent fundus complications, but also can treat and prevent increasing of diopter through one surgery.

Description

A kind of device for the treatment of the pathologic high myopia

Technical field

This utility model relates to a kind of device for the treatment of the pathologic high myopia.

Background technology

The pathologic high myopia is a kind of carrying out property, irreversible blinding oculopathy; pathological changes is mainly involved multiple part tissue of eye such as sclera, choroid and retina, and clinical manifestation is elongated for carrying out property axis oculi, conus scleralis formation, near-sighted number of degrees increase, choroidal atrophy and neurodeatrophia etc.Mainly comprise at the Therapeutic Method of pathologic high myopia and complication thereof clinically at present: back sclera Reinforcement, back sclera kicking strap art and vitrectomy etc., but all there are problems such as operative process complexity, postoperative complication is many, therapeutic effect is not good enough in above-mentioned Therapeutic Method, can't satisfy clinical demand.

The utility model content

The purpose of this utility model is that the pathophysiological basis according to the pathologic high myopia is the elongated principle of carrying out property axis oculi, being intended to provides a kind of therapeutic device of pathologic high myopia by shortening bulbous length, stoping axis oculi further to increase effective control and the treatment that realizes the pathologic high myopia

For realizing above purpose, this utility model has been taked following technical scheme: a kind of device for the treatment of the pathologic high myopia, include and adapt with the eyeball girth and be set in parallel in a PMMA band and the 2nd PMMA band before and after the aequator oculi, the adjustable connection respectively of the head and the tail two ends of a PMMA band, the 2nd PMMA band; Between a PMMA band and the 2nd PMMA band, be attached at eyeball surface and be provided with and can carry out compensating roller PMMA accommodation zone according to axis oculi shrinkage amplitude size.

Equidistantly on the head end surface of the one PMMA band be arranged with a plurality of first positioning convex portions, be arranged with first locating hole corresponding one by one with positioning convex portion position and that snap in for the first positioning convex portion on its tail end surface; Equidistantly on the head end surface of the 2nd PMMA band be arranged with a plurality of second positioning convex portions, be arranged with on its tail end surface and the second positioning convex portion position is corresponding one by one and second locating hole that snaps in for the second positioning convex portion.Can pass through the second positioning convex portion and second locating hole, the length of regulating a PMMA band and the 2nd PMMA band makes it to adapt with the eyeball girth, and the two ends redundance can be wiped out.

Described PMMA accommodation zone includes the 3rd PMMA band and the 4th PMMA band, one end of described the 3rd PMMA band is connected on the PMMA band, one end of the 4th PMMA band is connected on the 2nd PMMA band, the other end of the 3rd PMMA band and mutual adjustable connection of the other end of the 4th PMMA band.

The mutual adjustable syndeton of the other end of described the 3rd PMMA band and the 4th PMMA band is a plurality of the 3rd positioning convex portions that are separately positioned on a plurality of the 3rd locating holes on the 3rd PMMA band and are arranged on the 4th PMMA band, the 3rd locating hole and the 3rd positioning convex portion position are corresponding one by one, and the 3rd positioning convex portion snaps in the 3rd locating hole.By regulating the chimeric position of the 3rd locating hole and the 3rd positioning convex portion, and regulate its length as required, the one PMMA band and the 2nd PMMA band 2 are drawn close mutually, can be made device play the effect that adapts to the different contractive effects of eyeball, and then reach the purpose that shortens axial length of the eye.

On the surface of a described PMMA band and the 2nd PMMA band, be respectively equipped with for the 3rd PMMA band and the 4th PMMA band wear and be fastened and connected first run through groove and second and run through groove.

The surface that four quadrants of a described PMMA band and eyeball contact is provided with four cambered surfaces.Be provided with the globoidal structure of similar " arch bridge " sample at four quadrants of eyeball, can effectively avoid of compressing and the damage of this utility model device vasa vorticosa.

Side in described cambered surface is provided with sewing hole.All quadrants between the eyeball rectus, by sewing hole, with a PMMA band and the 2nd PMMA band sutured in scleral surface.

This utility model compared with prior art has following advantage: (1) is easy to operate, and tissue injury is little, and axis oculi shortens degree can be regulated and control flexibly, and therapeutic effect is definite; (2) by a kind of operation, not only can treat and prevent the optical fundus complication, can treat and prevent dioptric increase simultaneously; (3) the apparatus histocompatibility is good, has no side effect, that complication reaches therapeutic effect less is stable, is expected to become the ideal device of treatment pathologic high myopia.

Description of drawings

Fig. 1 is this utility model apparatus structure sketch map;

Fig. 2 is this utility model the one PMMA ribbon structure sketch map;

Fig. 3 is this utility model the 2nd PMMA ribbon structure sketch map;

Fig. 4 is this utility model the 3rd PMMA ribbon structure sketch map;

Fig. 5 is this utility model the 4th PMMA ribbon structure sketch map;

Description of reference numerals: 1-the one PMMA band, the 11-first positioning convex portion, 12-first locating hole, 13-first runs through groove, 14-cambered surface, 2-the 2nd PMMA band, the 21-second positioning convex portion, 22-second locating hole, 23-second runs through groove, 3-the 3rd PMMA band, 31-the 3rd locating hole, 4-the 4th PMMA band, 41-the 3rd positioning convex portion, the 5-sewing hole, 6-lobe, 7-shrinkage pool 7.

The specific embodiment

Below in conjunction with the drawings and specific embodiments content of the present utility model is described in further details.

Embodiment:

See also Fig. 1 to shown in Figure 5, a kind of device for the treatment of the pathologic high myopia, including the length that adapts with the eyeball girth and be set in parallel in before and after the aequator oculi is a PMMA band 1 and the 2nd PMMA band 2 of 100mm, wide 4mm, thick 2mm, with a PMMA band 1 and the 2nd PMMA band 2 after penetrating successively under four rectus of eyeball, the one PMMA band 1 places scleral surface place, 4mm place behind the equator, the 2nd PMMA band 2 places scleral surface place, 4mm place before the equator, the adjustable connection respectively of the head and the tail two ends of a PMMA band 1, the 2nd PMMA band 2; Between a PMMA band 1 and the 2nd PMMA band 2, be attached at eyeball surface and be provided with and can carry out compensating roller PMMA accommodation zone according to axis oculi shrinkage amplitude size.

This enforcement takes following structure to realize to the adjustable respectively connection in head and the tail two ends of a PMMA band 1, the 2nd PMMA band 2: equidistantly on the head end surface of a PMMA band 1 be arranged with four first positioning convex portions 11, be arranged with four first locating holes 12 corresponding one by one with positioning convex portion 11 positions and that the confession first positioning convex portion 11 snaps on its tail end surface; Equidistantly on the head end surface of the 2nd PMMA band 2 be arranged with four second positioning convex portions 21, be arranged with second locating hole 22 corresponding one by one with the second positioning convex portion 21 positions and that snap in for the second positioning convex portion 21 on its tail end surface.By regulating the chimeric position of lobe and locating hole, can reach the needs that adapt to different eyeball girths.

The PMMA accommodation zone adopts rigid long 20mm, rigid the 3rd PMMA band 3 and the 4th PMMA band 4 of wide 3mm, thick 1.5mm, one end of the 3rd PMMA band 3 is connected on the PMMA band 1, one end of the 4th PMMA band 4 is connected on the 2nd PMMA band 2, the other end of the 3rd PMMA band 3 and mutual adjustable connection of the other end of the 4th PMMA band 4.

Present embodiment to the mutual adjustable structure that is connected of the 3rd PMMA band 3 and the other end of the 4th PMMA band 4 is: be separately positioned on four the 3rd locating holes 31 and four the 3rd positioning convex portions 41 that are arranged on the 4th PMMA band 4 on the 3rd PMMA band 3, the 3rd locating hole 31 and the 3rd positioning convex portion 41 positions are corresponding one by one, and the 3rd positioning convex portion 41 snaps in the 3rd locating hole 31.

On the surface of a PMMA band 1 and the 2nd PMMA band 2, be respectively equipped with for the 3rd PMMA band 3 and the 4th PMMA band 4 wear and be fastened and connected first run through groove 13 and second and run through groove 23, close mutually lobe 6 and the shrinkage pool 7 of being provided with on the 3rd PMMA band 3 one ends simultaneously, when an end of the 3rd PMMA band 3 passes first when running through groove 13, lobe 6 and shrinkage pool 7 just in time are in relative position, by fastening, one end of the 3rd PMMA band 3 can be fixedly connected on first on the PMMA band 1 and run through groove 13 places, the 4th PMMA band 4 is also identical with the type of attachment of the 2nd PMMA band 2.

Further, on the surface that four quadrants of a PMMA band 1 and eyeball contact, be provided with four cambered surfaces 14.Run through in cambered surface 14 and first and to be provided with sewing hole 5 between the groove 13.

Above-listed detailed description is at the specifying of this utility model possible embodiments, and this embodiment is not in order to limiting claim of the present utility model, does not allly break away from the equivalence that this utility model does and implements or change, all should be contained in the claim of this case.

Claims

1. device for the treatment of the pathologic high myopia, it is characterized in that: include and adapt with the eyeball girth and be set in parallel in PMMA band (1) and the 2nd PMMA band (2) before and after the aequator oculi, adjustable connection is distinguished at the head and the tail two ends of a PMMA band (1), the 2nd PMMA band (2); Between a PMMA band (1) and the 2nd PMMA band (2), be attached at eyeball surface and be provided with and can carry out compensating roller PMMA accommodation zone according to axis oculi shrinkage amplitude size.

2. the device of treatment pathologic high myopia as claimed in claim 1, it is characterized in that: equidistantly on the head end surface of a PMMA band (1) be arranged with a plurality of first positioning convex portions (11), be arranged with first locating hole (12) corresponding one by one with positioning convex portion (11) position and that snap in for the first positioning convex portion (11) on its tail end surface; Equidistantly on the head end surface of the 2nd PMMA band (2) be arranged with a plurality of second positioning convex portions (21), be arranged with on its tail end surface and second positioning convex portion (21) position is corresponding one by one and second locating hole (22) that snaps in for the second positioning convex portion (21).

3. the device of treatment pathologic high myopia as claimed in claim 1, it is characterized in that: described PMMA accommodation zone includes the 3rd PMMA band (3) and the 4th PMMA band (4), one end of described the 3rd PMMA band (3) is connected on the PMMA band (1), one end of the 4th PMMA band (4) is connected on the 2nd PMMA band (2), the other end of the 3rd PMMA band (3) and mutual adjustable connection of the other end of the 4th PMMA band (4).

4. the device of treatment pathologic high myopia as claimed in claim 3, it is characterized in that: the mutual adjustable syndeton of the other end of described the 3rd PMMA band (3) and the 4th PMMA band (4) is a plurality of the 3rd positioning convex portions (41) that are separately positioned on a plurality of the 3rd locating holes (31) on the 3rd PMMA band (3) and are arranged on the 4th PMMA band (4), the 3rd locating hole (31) and the 3rd positioning convex portion (41) position are corresponding one by one, and the 3rd positioning convex portion (41) snaps in the 3rd locating hole (31).

5. the device of treatment pathologic high myopia as claimed in claim 4 is characterized in that: on the surface of a described PMMA band (1) and the 2nd PMMA band (2), be respectively equipped with for the 3rd PMMA band (3) and the 4th PMMA band (4) wear and be fastened and connected first run through groove (13) and second and run through groove (23).

6. the device of treatment pathologic high myopia as claimed in claim 1 is characterized in that: a described PMMA band (1) is provided with four cambered surfaces (14) with the surface that four quadrants of eyeball contact.

7. the device of treatment pathologic high myopia as claimed in claim 6 is characterized in that: the side in described cambered surface (14) is provided with sewing hole (5).