JP6501097B1 - Drug supply eye equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a drug supply ophthalmic device which is suitable for the treatment of use-out or change of medicine and the supply of medicine. SOLUTION: A medicine supply aid 10 has a region to which a medicine 40 can be attached, and a through hole 12 for opening a cornea region is formed. When the user first presses the rear surface of the medicine 40 against the front of the medicine supply aid 10, the suction chamber of the suction hole 42 becomes negative pressure and the suction hole 42 is adsorbed on the front of the medicine supply aid 10, The medicine 40 is attached to the medicine supply aid 10. Next, the user wears the medicine supply aid 10. The medicine supply aid 10 surrounds the entire cornea 24 with the through hole 12 and is mounted so that the through hole 12 is concentric with the pupil 22. [Selected figure] Figure 3

Description

  The present invention relates to a drug-supplying ophthalmic device, an ophthalmic device applied thereto, and an ophthalmic attachment, and in particular, a drug-supplying ophthalmic device suitable for handling a drug for use-out or change and for supplying a drug. The present invention relates to an ophthalmic device and an ophthalmic attachment.

Conventionally, for example, contact lenses described in Patent Documents 1 and 2 are known.
The contact lens described in Patent Document 1 is a contact lens in which a drug is mixed in a raw material resin, and when worn, provides a medicated effect to the eye.

  In the contact lens described in Patent Document 2, a sheet-like drug is sandwiched between two hydrated soft contact lenses, and by wearing it, the drug dissolves in water (including tears) in the contact lens and is supplied to the eye It is intended to be

Japanese Patent Publication No. 48-9991 Japanese Patent Application Laid-Open No. 6-273702

  However, in the case of the contact lens described in Patent Document 1, when the drug is used up, replacement may be forced even though the optical function as the contact lens is not impaired. Also, if you want to use other drugs, you have to prepare new contact lenses mixed with other drugs.

  Further, in the contact lens described in Patent Document 2, since the drug is sandwiched between the two contact lenses, the drug component can not be supplied only from the boundary of the contact lens, and the drug can not be supplied effectively. was there.

  Therefore, the present invention has been made focusing on the unsolved problems of such conventional techniques, and is a drug supply eye device suitable for handling the use of drugs and changing drugs and for supplying drugs. It is an object of the present invention to provide an eyewear and an eyewear.

  [Invention 1] In order to achieve the above object, the medicine supply ophthalmic device according to the invention 1 comprises an eye device mountable to the eye and a medicine having a mounting means, the mounting means comprising It is a medicine supply ocular device which is mounted and the medicine is mounted on the ocular device, wherein the ocular device has a mounting region to which the mounting means can be mounted, and a hole for opening the pupil region is formed. It is done.

  With such a configuration, the attachment means is attached to the attachment area, and the medicine is attached to the ophthalmic device. When the loaded drug dissolves, the component is supplied to a site such as conjunctiva, and a hole for opening the pupil region is formed in the ophthalmic instrument. The ingredients are also supplied.

  Here, as a mode of attaching the ocular device to the eye, the ocular device may be directly attached to the eye, and the ocular device may be an eye by interposing one or more media (for example, members) between the eye and the eye. Indirect mounting is included. Hereinafter, in the ophthalmic device of the invention 9, it is the same.

  In addition, the ocular device may be configured as a device that can be mounted on the eye of a human or animal, more specifically, as a curved device having shape compatibility with the eye or a spherical device along the surface shape of the eye. Can. Hereinafter, in the ophthalmic device of the invention 9, it is the same.

  In addition, as the mounting means, for example, a configuration (for example, a sucker structure) for mounting is provided on one of the ophthalmic device and the drug (drug), and the configuration of the drug is realized as a configuration to be mounted on the ophthalmic device There is a case where it is provided as a configuration (for example, a sucker structure) for attachment to both the ophthalmic device and the medicine, and the configuration is realized as a configuration in which each is correspondingly attached like a male and a female. In the latter case, the configuration for mounting provided on the medicine corresponds to the mounting means. Hereinafter, in the ophthalmic device of the invention 9, it is the same.

  In addition, the ophthalmic device includes, for example, an ophthalmic device, a drug supply aid and a correction tool. As the ophthalmic device, for example, (1) a device that provides information to the eye, (2) a device that collects information related to the eye, (3) a device that provides information to the outside of the eye, (4 B) Devices that collect information on the outside of the eye, (5) Devices that maintain, restore or impart function to the eye, and (6) Devices that impart or function on the outside of the eye Be Among them, the function (3) includes, for example, a function of projecting authentication information on an authentication device or the like. The ocular devices include, for example, (1) optical devices (for example, lenses, optical fibers, optical waveguides, optical isolators, semiconductor lasers) and (2) electronic devices (for example, cameras, projectors, sensors) Be Hereinafter, in the ophthalmic device of the invention 9, it is the same.

  [Invention 2] Furthermore, in the medicine-supplying ophthalmic device according to the invention 2, in the medicine-supplying ophthalmic device according to the invention 1, the mounting region is a region located on the back side of the eyelid when worn.

  In such a configuration, when the medicine is mounted in the mounting area, the mounted medicine dissolves and the component is supplied to the site on the back side of the eyelid.

  [Invention 3] Furthermore, in the medicine-supplying ophthalmic device according to the invention 3, in the medicine-supplying ophthalmic device according to the invention 1, the mounting area is an area located in the conjunctiva at the time of mounting.

  With such a configuration, when a drug is loaded in the loading area, the loaded drug dissolves and the component is supplied to a site such as conjunctiva.

  [Invention 4] Furthermore, in the medicine-supplying ophthalmic device according to any one of Inventions 1 to 3, the hole is a hole that opens a corneal region.

  [Invention 5] Further, in the medicine-supplying ophthalmic device according to the invention 5, in the medicine-supplying ophthalmic device according to the invention 4, the width of the hole is larger than the height of the hole.

  [Invention 6] Further, in the medicine-supplying ophthalmic device according to the invention 6, according to the medicine-supplying ophthalmic device according to any one of the inventions 4 and 5, from the reference point located at the center of the cornea facing the front in the hole. The length to the upper end is larger than the length from the reference point to the lower end.

  [Invention 7] Furthermore, in the drug-supplying ophthalmic device according to any one of Inventions 1 to 6, the width of the region between the edge of the hole and the outer periphery of the ophthalmic device Is narrower than one lateral length of the left and right conjunctiva exposed at the time of eye opening.

  [Invention 8] Furthermore, in the medicine-supplying ophthalmic device according to any one of the inventions 1 to 7, the mounting means is an adsorption means for adsorbing to the mounting area.

With such a configuration, the adsorption means adsorbs to the mounting area and the drug is mounted.
Here, the term "adsorption" refers to suction, and includes, for example, suction at a suction site as a negative pressure compared with the outside. Hereinafter, the concept of adsorption is the same.

  In addition, as the adsorption means, for example, one of the ophthalmic device and the drug (drug) is provided with a configuration for adsorption (for example, a sucker structure), and the configuration of the drug is realized as a configuration to be adsorbed to the ophthalmic device There is a case where both the ophthalmic device and the drug are provided with a configuration for adsorption (for example, a sucker structure) and realized as a configuration in which each is correspondingly adsorbed like a male and a female. In the latter case, the configuration for adsorption provided to the drug corresponds to the adsorption means.

  [Invention 9] On the other hand, in order to achieve the above object, the ophthalmic device of the invention 9 is an eye on which the drug can be mounted and which can be mounted on the eye in the drug-supplying ophthalmic device according to any one of The device has a mounting area to which the mounting means can be mounted, and a hole is formed to open the pupil area.

  [Invention 10] Further, in the ophthalmic device of the tenth aspect, in the ophthalmic device of the ninth aspect, the mounting region is a region located on the back side of the eyelid at the time of wearing.

  [Invention 11] Further, in the ophthalmic device of the eleventh aspect, in the ophthalmic device of the ninth aspect, the mounting region is a region located in the conjunctiva at the time of mounting.

  [Invention 12] Further, in the ophthalmic device according to the twelfth aspect, the hole is a hole that opens a corneal region.

  [Invention 13] The ophthalmic device of the thirteenth aspect is the ophthalmic device of the twelfth aspect, wherein the width of the hole is larger than the height of the hole.

  [Invention 14] The ophthalmic device of the fourteenth aspect is the ophthalmic device according to any one of the twelfth and thirteenth aspects, wherein a length from the reference point located at the center of the cornea facing frontward at the time of wearing in the hole to the upper end Is greater than the length from the reference point to the lower end.

  [Invention 15] The ophthalmic device of the fifteenth aspect is the ophthalmic device according to any one of the ninth to fourteenth aspects, wherein the width of the region between the edge of the hole and the outer periphery is the right and left conjunctiva exposed during eye opening It is narrower than one lateral length.

  [Invention 16] On the other hand, in order to achieve the above object, the eyewear of the invention 16 is an eyewear which can be worn on the eye, wherein a hole for opening a corneal region is formed, and the width of the hole Is larger than the height of the hole.

  Here, as a mode of mounting the eyewear on the eye, the eyewear may be mounted directly on the eye, or the eyewear may be made by interposing one or more media (for example, members) between the eye and the eyewear. Indirect attachment of the object to the eye is involved. Hereinafter, the same is applied to the eyewear of the invention 17.

  In addition, the eyewear is configured as a wearable object to a human or animal eye, more specifically, as a curved shape having shape compatibility with the eye or a spherical shape along the surface shape of the eye. be able to. Hereinafter, the same is applied to the eyewear of the invention 17.

  In addition, the eyewear includes, for example, an ocular device, a drug supply aid, a correction tool, a drug, a supplement and a magnetic fluid. As the ophthalmic device, for example, (1) a device that provides information to the eye, (2) a device that collects information related to the eye, (3) a device that provides information to the outside of the eye, (4 B) Devices that collect information on the outside of the eye, (5) Devices that maintain, restore or impart function to the eye, and (6) Devices that impart or function on the outside of the eye Be Among them, the function (3) includes, for example, a function of projecting authentication information on an authentication device or the like. The ocular devices include, for example, (1) optical devices (for example, lenses, optical fibers, optical waveguides, optical isolators, semiconductor lasers) and (2) electronic devices (for example, cameras, projectors, sensors) Be Hereinafter, the same is applied to the eyewear of the invention 17.

  [Invention 17] The eyewear of the invention 17 is an eyewear which can be worn on the eye, wherein a hole for opening the corneal region is formed, and the center of the cornea facing the front at the time of wear is formed in the hole. The length from the reference point located at to the upper end is larger than the length from the reference point to the lower end.

  As described above, according to the drug-supplying ocular device of the first aspect, since the drug is mounted on the ocular device by the mounting means, the combination of the drug and the ocular device can be selected or changed. Therefore, as compared with the contact lens described in Patent Document 1, it is easy to cope with use-out or change of the drug. In addition, since the component of the drug is supplied to the site such as the conjunctiva and the area around the pupil, the drug can be supplied more effectively than the contact lens described in Patent Document 2.

  Furthermore, according to the medicine supply ophthalmic device of the second aspect, since the mounting area located on the back side of the eyelid is provided, the medicine can be mounted on the eyelid back area.

  Furthermore, according to the drug supply ophthalmic device of the third aspect, since the attachment region located in the conjunctiva is provided, the drug can be attached to the conjunctival region.

  Furthermore, according to the drug-supplying ophthalmic device of the fourth aspect of the present invention, since the hole for opening the corneal region is formed in the ophthalmic device, it is possible to reduce the possibility or the degree of the occurrence of interference with the cornea.

  Furthermore, according to the drug-supplying ophthalmic device of the fifth invention or the ophthalmic device of the thirteenth embodiment, the width of the hole is made larger than the height of the hole since the movement amount of the eye is larger in the left-right direction than in the vertical direction. This can reduce the possibility or the degree of the occurrence of interference to the cornea.

  Furthermore, according to the drug-supplying ophthalmic device of the sixth aspect or the ophthalmic device of the fourteenth aspect, the amount of movement of the eye in the vertical direction is larger in the upward direction than in the downward direction, so the length from the reference point to the upper end By making the length i greater than the length from the reference point to the lower end, the possibility or the degree of the occurrence of interference to the cornea can be reduced.

  Furthermore, according to the drug-supplying ocular device of the seventh invention, the width of the region between the edge of the hole and the outer periphery of the ocular device is narrow, so the region is less noticeable at the time of wearing, and there is less visual discomfort. . Moreover, when the said area | region is located in a cornea, the oxygen permeability to a cornea can be improved compared with the structure which the said area | region is wide.

  Furthermore, according to the drug-supplying ophthalmic device of invention 8, the drug is attached to the ophthalmic device by the adsorption means, so that the combination of the drug and the ophthalmic device can be selected or changed.

  On the other hand, according to the eyewear of the sixteenth aspect, since the movement amount of the eyeball is larger in the left-right direction than in the vertical direction, interference with the cornea may occur by making the width of the hole larger than the height of the hole. The degree or degree can be reduced.

  Furthermore, according to the eyewear of the invention 17, since the amount of movement of the eyeball in the vertical direction is larger in the upward direction than in the downward direction, the length from the reference point to the upper end is greater than the length from the reference point to the lower end Can also reduce the possibility or degree of interference with the cornea.

FIG. 2 is a front view of the medicine supply aid 10; It is a figure which shows the shape of medicine 40, (a) is a front view of medicine 40, (b) is a perspective view of medicine 40 seen from the front, (c) is a perspective view of medicine 40 seen from the back, (d) It is sectional drawing along the AA of (a). It is a figure for demonstrating the mounting method of the chemical | medical agent 40, (a) is a front view of the eye 20, (b) is a longitudinal cross-sectional view of the eye 20. As shown in FIG. FIG. 6 is a longitudinal sectional view of the medicine 40 and the medicine supply aid 10; It is a longitudinal cross-sectional view of medicine 40, adapter 50 for eyes, and medicine supply auxiliary implement 10. It is a longitudinal cross-sectional view of medicine 40, adapter 50 for eyes, and medicine supply auxiliary implement 10. FIG. 2 is a front view of the medicine supply aid 10; 5 is a longitudinal sectional view of a contact lens 60. FIG. FIG. 6 is a front view of an eye 20 showing the width of the region between the edge of the through hole 12 and the outer periphery of the drug supply aid 10;

  Hereinafter, embodiments of the present invention will be described. 1 to 3 are diagrams showing the present embodiment.

First, the configuration of the present embodiment will be described.
FIG. 1 is a front view of a medicine supply aid 10.

  The medicine supply aid 10 is made of the same material as the soft contact lens. As shown in FIG. 1, the medicine supply aid 10 has a spherical shape along the surface shape of the eyeball, as in the case of a known soft contact lens, and has a spherical shell shape as a whole. The posterior surface has a spherical shape with the same or similar curvature as the surface of the eye to fit the surface of the eye. Moreover, the planar shape is circular as a whole. One of the differences from the known soft contact lenses is that they are large in size and have an area extending to the deep part of the back of the eyelid when worn.

  At the center of the medicine supply assisting tool 10, a through hole 12 is formed which opens a cornea area (area located on the cornea at the time of wearing). The diameter of the through hole 12 is larger than that of the cornea (about 1.2 times).

  FIG. 2 is a view showing the shape of the drug 40, where (a) is a front view of the drug 40, (b) is a perspective view of the drug 40 viewed from the front, and (c) is a perspective view of the drug 40 viewed from the back (D) is a cross-sectional view taken along the line A-A of (a).

  The medicine 40 is formed in a flat elliptical plate shape as shown in FIG. The rear surface of the medicine 40 has a spherical shape that has the same or similar curvature as the front surface of the medicine supply aid 10 so as to fit on the front side of the medicine supply aid 10. In the rear surface of the medicine 40, an oval-shaped suction hole 42 is formed. The suction holes 42 have a suction structure.

Next, the operation of the present embodiment will be described.
FIGS. 3A and 3B are diagrams for explaining the method of mounting the medicine 40, wherein FIG. 3A is a front view of the eye 20, and FIG. 3B is a longitudinal sectional view of the eye 20. In FIG. 3A, the outermost circle indicated by a dotted line indicates the outer edge of the conjunctiva.

  When the user first presses the rear surface of the medicine 40 against the front of the medicine supply aid 10 as shown in FIG. 3, the suction chamber of the suction hole 42 becomes negative pressure, and the suction hole 42 becomes the medicine supply aid The drug 40 is attached to the front surface 10 and attached to the drug delivery aid 10. Next, the user wears the medicine supply aid 10. The medicine supply aid 10 surrounds the entire cornea 24 with the through hole 12 and is mounted so that the through hole 12 is concentric with the pupil 22. At the time of wearing, since the outer periphery of the medicine supply aid 10 extends to a deep portion on the back side of the eyelid, when the medicine 40 dissolves, the component is supplied to the site on the back side of the eyelid. In addition, the component of the medicine 40 is also supplied to a region around the cornea 24 through the through hole 12.

Next, the effects of the present embodiment will be described.
In the present embodiment, the medicine supply assisting device 10 has a region to which the medicine 40 can be attached, and the through hole 12 for opening the cornea region is formed.

  As a result, the component of the drug 40 is supplied to the site such as the conjunctiva etc and the site around the cornea 24, so that the component of the drug 40 can be supplied more effectively than the contact lens described in Patent Document 2. Further, since the through hole 12 for opening the corneal region is formed, the possibility or the degree of occurrence of the interference with the cornea 24 can be reduced. As interference with the cornea 24 by positioning a medium such as a lens on the cornea 24, for example, reducing oxygen permeability, inhibiting tear fluid exchange, damaging the cornea 24, and feeling of foreign matter It is conceivable to increase it.

  Furthermore, in the present embodiment, the drug delivery aid 10 has a region extending to a deep portion on the back side of the eyelid when worn.

Thereby, the component of the medicine 40 can be supplied to the site on the back side of the eyelid.
Furthermore, in the present embodiment, the medicine 40 is provided with a suction hole 42 having a suction structure for adsorbing to the medicine supply aid 10.

  Thus, the medicine 40 is attached to the medicine supply aid 10 by the suction cup, so that the combination of the medicine 40 and the medicine supply aid 10 can be selected or changed. For example, when the medicine 40 is used up, a new medicine 40 can be attached to the medicine supply aid 10. Also, for example, when it is desired to use another drug 40, the entire drug supply support 10 can be replaced and the new drug 40 can be mounted on the new drug supply support 10. Therefore, as compared with the contact lens described in Patent Document 1, it is easy to cope with use-out or change of the medicine 40.

  In the present embodiment, the medicine supply aid 10 corresponds to the ophthalmic device of the invention 1, 6 to 12, and the suction hole 42 corresponds to the adsorption means of the invention 8 or the mounting means of the invention 1, 8 or 9. doing.

[Modification]
The following configuration can be adopted as a modification of the above embodiment. In the following configurations, the above-described embodiment and its variation can be adopted as variations of the eyewear, the ocular device, and the mounting means.

[One-layer structure: Mounting configuration in the first layer]
In this configuration, an eyewear (first layer) having a suction cup structure and other attachment means to be attached to the eye is provided, and the eyewear is attached to the eye.

[Two-layer structure: mounting configuration in the second layer]
This configuration includes an eyewear (first layer) attachable to the eye, and an eyewear (second layer) having a sucker structure and other means for attachment to the eyewear, and the eyewear Is mounted on the ophthalmic instrument. The above embodiment is this configuration.

[2 layer structure: 1 layer outside mounting configuration]
This configuration includes an eyewear (second layer) and an eye instrument (first layer) having a suction disk structure and other means for attachment to the eyewear, and is mountable to the eye It is a structure which mounts a wearing thing to an eye instrument. For example, the modification of FIG. 4 can be employed.

The modification of FIG. 4 is the structure which provided the sucker structure in the chemical | medical agent supply assistance tool 10. In FIG.
FIG. 4 is a longitudinal sectional view of the medicine 40 and the medicine supply aid 10.

  The medicine 40 is formed in a flat disk shape as shown in FIG. A suction hole 14 is formed in the front of the medicine supply aid 10. The suction hole 14 has a slightly smaller diameter than the medicine 40 and has a suction structure. Thereby, when the back surface of the medicine 40 is pressed against the front surface of the medicine supply aid 10, the suction chamber of the suction hole 14 becomes negative pressure, the suction hole 14 is adsorbed on the back side of the medicine 40, and the medicine 40 assists the medicine supply. It is mounted on the tool 10.

[2 layer structure: 1 and 2 layer both mounting configuration]
This configuration includes an eyewear (first layer) attachable to the eye, an eyewear (second layer), and a suction cup structure and other attachment means for attaching the eyewear and the eyewear. And an eyewear attachment. Other than the configuration ([two-layer structure: second-layer in-layer mounting configuration] and [two-layer structure: first-layer external mounting configuration]) in which the mounting means of the ophthalmic instrument and the mounting means of the ophthalmic attachment are mounted on the other And a configuration in which the mounting means of the ophthalmic device and the mounting means of the ophthalmic mounting are correspondingly mounted like a male and a female.

[Three-layer structure: Two-layer and two-piece mounting configuration]
This configuration is an eye having an eyewear (first layer) mountable to the eye, an eyewear (third layer), a suction cup structure mounted on the eyewear and the eyewear, and other mounting means. An adapter (second layer) is provided, and the ocular attachment is attached to the ocular device via the ocular adapter. For example, the modification of FIG. 5 can be adopted.

The modification of FIG. 5 is the structure which provided the sucker structure in the front surface and back surface of the adapter 50 for eyes.
FIG. 5 is a longitudinal sectional view of the medicine 40, the adapter 50 for the eye and the medicine supply aid 10. As shown in FIG.

  The medicine 40 is formed in a flat disk shape as shown in FIG. The medicine 40 is attached to the medicine supply aid 10 through the eye adapter 50. A suction hole 50a is formed on the front surface of the ophthalmic adapter 50, and a suction hole 50b is formed on the rear surface. The suction hole 50a has a slightly smaller diameter than the medicine 40 and has a suction structure. The suction hole 50b has a suction structure. As a result, when the back surface of the drug 40 is pressed against the front surface of the eye adapter 50, the suction chamber of the suction hole 50a becomes negative pressure, and the suction hole 50a is adsorbed to the back surface of the drug 40. It is attached to. Next, when the back surface of the adapter 50 for an eye is pressed against the front surface of the medicine supply aid 10, the suction chamber of the suction hole 50b becomes negative pressure and the suction hole 50b is adsorbed on the front side of the medicine supply aid 10 The medicine 40 is attached to the medicine supply aid 10 through the adapter 50.

[Three-layer structure: Mounting configuration in the second layer]
This configuration is an ophthalmic adapter (two-layered) having an eyewear (first layer) attachable to the eye, an eyewear (third layer), and a suction cup structure attached to the ophthalmic apparatus and the like. And the eyewear is attached to the eyewear through the eye adapter. The ophthalmic adapter and the ophthalmic attachment are joined by methods other than adsorption. Here, the relationship between the ophthalmic adapter and the ophthalmic device is the same as in [2-layer structure: mounting configuration in the second layer]. For example, the modification of FIG. 6 can be adopted.

The modification of FIG. 6 is the structure which provided the suction disk structure in the rear surface of the adapter 50 for eyes.
FIG. 6 is a longitudinal sectional view of the medicine 40, the adapter 50 for the eye and the medicine supply aid 10. As shown in FIG.

  In the modification of FIG. 5, the suction holes 50a are formed in the front of the adapter 50, but in the modification of FIG. 6, the suction holes 50a are not formed, and the back surface of the medicine 40 and the front of the adapter 50 are adhered. Bond by Alternatively, the drug 40 may be attached to the front of the ophthalmic adapter 50 by surface tension.

[Three-layer structure: Second-layer outer mounting configuration]
This configuration includes an eye adapter (first layer) attachable to the eye, an eye attachment (third layer), and an eye adapter having a suction cup structure and other attachment means attached to the eye attachment (2 Layer), and the ocular attachment is attached to the ocular device through the ocular adapter. Ophthalmic adapters and ophthalmic devices are joined by methods other than adsorption. Here, the relationship between the ophthalmic adapter and the ophthalmic attachment is the same as in [2-layer structure: 1-layer outer-wearing configuration]. For example, in the modification of FIG. 5, the suction holes 50b are formed in the back surface of the adapter 50 for an eye, but the suction holes 50b are not formed, and the back surface of the adapter 50 for an eye and the front surface of the medicine supply aid 10 Join. Alternatively, the ocular adapter 50 may be attached to the front of the drug delivery aid 10 by surface tension.

[Attachment configuration in front and back direction]
In this configuration, the eyewears are attached to each other in the horizontal direction, the vertical direction, and other directions other than the front-rear direction, and the plurality of eyewears attached are attached to the eyewear or the eye.

  In the above embodiment and its modification, the through hole 12 is formed as a hole for opening the corneal region, but the present invention is not limited to this, and any number, any size, any shape, any position may be used. Can be formed. For example, the through hole 12 can be formed as a hole that opens at least a pupil region (a region located at the pupil 22 at the time of wearing), or can be opened in the surface direction of the medicine supply aid 10. Also, for example, a modification of FIG. 7 can be adopted.

FIG. 7 is a front view of the medicine supply aid 10.
Since the amount of movement of the eyeball is larger in the left-right direction than in the vertical direction, from the viewpoint of reducing the possibility or degree of interference with the cornea 24, as shown in FIG. It is possible to adopt a configuration in which the length of (1) is greater than the height (longitudinal length) of the through hole 12. From the same point of view, the amount of movement of the eyeball in the vertical direction is larger in the upward direction than in the downward direction, so the length from the reference point O located at the center of the cornea 24 facing the front at the time of wearing The length may be larger than the length from the reference point O to the lower end. Taking these two points into consideration, the through hole 12 has, for example, a horizontally elongated elliptical shape (the width is larger than the height and the length from the reference point O to the upper end is larger than the length from the lower end). The configuration can be adopted. In this case, when the drug supply aid 10 is rotated on the surface of the eye by movement of the eyelid or eyeball, the relative position of the through hole 12 with respect to the cornea 24 changes, so the drug supply aid 10 may rotate. Or from the viewpoint of reducing the degree, for example, the drug supply aid such that the upper edge of the drug supply aid 10 is in contact with or in contact with the upper conjunctival fornix and the lower edge in the lid conjunctival fornix A configuration of setting the size of 10 can be adopted.

  In the above embodiment and its modification, the hole 12 is formed as a through hole, but the present invention is not limited to this, and a recess having a front surface as an opening (including a case where a part or the whole is a bottom is included. Or a recess having an opening at the rear surface (hereinafter, these may be collectively referred to as a "recess"). When the component of the medicine 40 penetrates the medicine supply aid 10 by diffusion or the like, it does not necessarily have to penetrate. Also, the hole 12 itself may not be provided.

  Further, in the above embodiment and its modification, the medicine supply assisting tool 10 is configured to have a region located on the conjunctiva (eyelid conjunctiva or bulbar conjunctiva) on the back side of the eyelid at the time of wearing, but it is not limited thereto. It may also be configured to have a fornix area (an area located on the conjunctival fornix when worn). Thereby, the medicine 40 can be attached to the conjunctival fornix area.

  Moreover, in the above-described embodiment and the modification thereof, although the method of mounting the medicine supply aid 10 to the eye 20 after mounting the medicine 40 on the medicine supply aid 10 has been described, the invention is not limited thereto. It is also possible to adopt a mounting method in which the medicine 40 is mounted on the medicine supply aid 10 after the supply aid 10 is mounted on the eye 20.

  Further, in the above embodiment and its modification, the medicine supply aid 10 is directly attached to the eye, but the invention is not limited to this, and the medicine supply aid 10 may be provided via one or more media (eg, members). It can also be worn on the eye indirectly. For example, the modification of FIG. 8 can be adopted.

FIG. 8 is a longitudinal sectional view of the contact lens 60. As shown in FIG.
As shown in FIG. 8, the contact lens 60 is configured to have an inner lens 62 made of a soft contact lens and an outer lens 64 made of a soft contact lens disposed to face the front surface of the inner lens 62. There is. The inner lens 62 and the outer lens 64 have a basic shape conventionally known as a soft contact lens, and have a spherical shape as a whole.

  The lower end of the inner lens 62 and the outer lens 64 is joined so as to be able to open and close. The portions other than the junction 66 of the inner lens 62 and the outer lens 64 are open, and the object to be accommodated can be inserted from this opening. The contact lens 60 can be manufactured by integral molding of the inner lens 62 and the outer lens 64. A hole (through hole or recess) (hereinafter referred to as “drug passage hole”) may be formed in one or both of the inner lens 62 and the outer lens 64 for passing the component of the drug 40.

  The medicine supply assisting tool 10 has a spherical shell shape as a whole like the inner lens 62 and the outer lens 64. Specifically, the rear surface of the medicine supply assisting device 10 has a spherical shape that has the same or similar curvature as the front surface of the inner lens 62 so as to fit on the front surface of the inner lens 62. Similarly, the front surface of the medicine supply assisting tool 10 has a spherical shape that has the same or similar curvature as the rear surface of the outer lens 64 so as to fit on the rear surface of the outer lens 64.

  The user opens the gap between the inner lens 62 and the outer lens 64, attaches the drug supply aid 10 to the rear surface of the outer lens 64, and closes the gap between the inner lens 62 and the outer lens 64. Thus, the medicine supply assisting device 10 is held between the front surface of the inner lens 62 and the rear surface of the outer lens 64. Then, the user wears the contact lens 60 while holding the medicine supply assisting tool 10. When worn, when the drug 40 dissolves, it flows out from the boundary between the inner lens 62 and the outer lens 64 or passes through the drug passage hole of the inner lens 62 or the outer lens 64 to supply the component to a site such as the conjunctiva or cornea Be done.

  In the modification of FIG. 8, the contact lens 60 includes the inner lens 62 and the outer lens 64. However, the present invention is not limited to this, and the contact lens 60 may have only the inner lens 62. In this case, the medicine supply assisting device 10 is attached to the front surface of the inner lens 62 by adsorption or other attachment means, and attached to the eye via the inner lens 62. In addition, the contact lens 60 can be configured as only the outer lens 64. In this case, the medicine supply assisting device 10 is attached to the rear surface of the outer lens 64 by adsorption or other attachment means and attached directly to the eye. Alternatively, a commercially available contact lens may be used as the inner lens 62 or the outer lens 64, or a perforated contact lens having one or more drug passage holes may be used. The drug passage holes can be provided in one or both of the inner lens 62 and the outer lens 64, and can be provided in any number, any size, any shape, and any position.

  Moreover, although the shape of the medicine 40 was illustrated in the above-mentioned embodiment and its modification, it is not restricted to this but flat solid disk shape, sheet shape, rectangular solid shape, plate shape, rod shape, arm shape other geometry Arbitrary shapes, such as a scientific shape, are employable.

  Moreover, although the number, the size, the shape, and the mounting position of the medicine 40 are illustrated in the above embodiment and the modification thereof, the invention is not limited thereto, and the medicine 40 may have any number, any size, and any number. The shape can be mounted at any place.

  Further, in the above embodiment and its modification, although the concave sucker structure recessed from the rear surface of the medicine 40 is used, the present invention is not limited to this, and a convex sucker structure protruding from the rear surface of the medicine 40 can also be used. . That is, a concave suction cup structure or a convex suction cup structure can be adopted as the suction cup structure.

  Further, in the above-described embodiment and the modification thereof, the suction holes 42 having an elliptical shape are formed in the medicine 40, but the invention is not limited thereto. The suction holes 42 may have any number, any size, and any shape. , Can be formed at any place. For example, the entire rear surface of the medicine 40 can be a sucker structure. That is, the suction cup structure can be provided in any number, in any size, in any shape, at any position.

  In the above-mentioned embodiment and its modification, although the material of suction hole 42 was not explained, it can constitute from the soluble material whose dissolution rate is slower than medicine 40. Thereby, the sucker hole 42 can be dissolved together with the drug 40, and the degree to which the sucker effect of the sucker hole 42 is lost as the drug 40 dissolves can be reduced.

  Further, in the above embodiment and its modification, the medicine 40 is attached to the medicine supply aid 10 by the sucker structure, but the invention is not limited to this, and the medicine 40 can also be attached by adsorption means other than the sucker structure Furthermore, the medicine 40 can be mounted by mounting means other than adsorption. The mounting means is optional. As attachment means other than adsorption, for example, adhesion, adhesion, attachment by surface tension, hinge structure, screw structure, caulking structure, socket structure, inlay fitting structure, insertion structure, insertion structure, attachment structure, connection structure and any other arbitrary A bonding structure can be employed. As a screw structure, for example, (1) a structure in which a female screw penetrating the drug supply aid 10 and the drug 40 is formed, and a male screw is screwed to this, and (2) one of the drug supply aid 10 and the drug 40 It is possible to adopt a structure in which a male screw is formed, another female screw is formed, and one is screwed into the other. As the fitting structure, for example, a protrusion is formed on one of the drug supply aid 10 and the drug 40, a hole (through hole or recess) for receiving the protrusion is formed on the other, and one is fitted to the other for bonding Can be adopted. As the insertion structure, for example, one of the medicine supply aid 10 and the medicine 40 is formed with a projection that can be inserted into the other (for example, a projection with a pointed tip or the like), and one is inserted into the other and joined. The structure can be adopted. As the connecting structure, for example, a structure in which the drug supply support 10 and the drug 40 are connected by a joint, a coupler or other connecting means can be adopted. Further, as the binding structure, for example, (1) a structure directly binding the drug supply aid 10 and the drug 40, (2) the drug supply aid 10 and the drug 40 via one or more media (eg, members). An indirect coupling structure can be employed. Also, as the coupling structure, for example, (1) a structure in which the drug supply aid 10 or the drug 40 can be removed may be adopted, and (2) a structure in which the drug supply aid 10 or the drug 40 can be recombined It can also be adopted.

  Further, although the medicine 40 is mounted on the front surface of the medicine supply aid 10 in the above embodiment and its modification, the medicine 40 can be mounted on the rear side of the medicine supply aid 10 as well.

  Moreover, although the lens was not provided in the chemical | medical agent 40 in the said embodiment and its modification, not only this but some chemical | medical agents 40 can also be comprised with a lens.

  Moreover, although the medicine 40 is attached to the medicine supply assisting tool 10 in the above embodiment and the modification, the invention is not limited to this, and the medicine 40 may not be attached. In this case, for example, like the contact lens described in Patent Document 1, the drug supply aid 10 can be configured by mixing the components of the drug 40 into the raw material resin. Also, for example, instead of the medicine supply assisting tool 10, a medicine or other eyewear that is formed in the same shape as the medicine supply assisting tool 10 can be used.

  Further, in the above-described embodiment and the modification thereof, although the width (lateral length) of the region between the edge of the through hole 12 and the outer periphery of the medicine supply aid 10 is not particularly described, for example, As shown in FIG. 9, the width L1 of the region between the edge of the through hole 12 and the outer periphery of the medicine supply aid 10 is the width of one of the left and right conjunctiva (left conjunctiva 26a in the example of FIG. A configuration in which the length is smaller than the direction length L2 can be employed. As a result, the area of L1 is inconspicuous at the time of wearing, and the sense of incongruity is small.

  FIG. 9 is a front view of the eye 20 showing the width of the region between the edge of the through hole 12 and the outer periphery of the drug supply aid 10. In FIG. 9, the outermost circle indicated by a dotted line indicates the outer edge of the conjunctiva.

  Note that the modification in FIG. 9 is not limited to the configuration in which the diameter of the through hole 12 is larger than that of the cornea 24, and the modification in which the region of L1 is located in the cornea 24 or the right conjunctiva 26b etc. The same applies. When the region of L1 is located in the cornea 24, oxygen permeability to the cornea 24 can be improved as compared with the configuration in which the region of L1 is wider.

  In the above embodiment and its modification, the medicine supply assisting tool 10 is made of the same material as the soft contact lens, but the invention is not limited to this, and the medicine supply aid 10 may be made of the same material as the hard contact lens and other materials. You can also. For example, it can be configured as a drug or other eyewear.

  Moreover, in the said embodiment and its modification, although the medicine supply assistance tool 10 was formed circularly as a whole planar shape, not only this but arbitrary shapes are employable. For example, if it is formed in a non-circular shape as a whole, it is possible to reduce the possibility or the degree that the drug supply aid 10 rotates on the surface of the eye due to the movement of the eyelid or eye. Moreover, if it forms in a longitudinally long elliptical shape as a whole, it will be easy to supply a chemical | medical agent to the deep part of conjunctiva. In addition, when formed in a laterally long oval shape as a whole, the possibility or degree of occurrence of interference with the palpebral conjunctiva at the time of a symptom such as conjunctivitis can be reduced. Besides, any size can be adopted for the entire size of the medicine supply aid 10.

  Moreover, in the said embodiment and its modification, although the material of the chemical | medical agent supply aid 10 was not demonstrated, it can comprise with a soluble material. Thereby, the medicine supply aid 10 can be dissolved together with the medicine 40. In this case, a material having a slower dissolution rate than that of the medicine 40 can be adopted as the material of the medicine supply assisting tool 10.

  Further, although the medicine 40 is adopted as the eyewear in the above embodiment and the modification thereof, the invention is not limited thereto, and any eyewear can be adopted as long as it is an eyewear which can be worn on the eye. can do. For example, (1) electronic devices, (2) soft contact lenses, hard contact lenses and other lenses, optical fibers, optical waveguides, optical isolators, optical devices such as semiconductor lasers, and (3) drug supply assistance Tool, (4) corrective tool, (5) medicine, (6) supplement, (7) magnetic fluid, or (8) other eyewear can be employed. Here, when the eyewear is an electronic device, (1) a device (for example, a projector) which provides information to the eye, (2) a device (for example, a camera, a biological sensor) which collects information about the eye Other sensors), (3) devices that provide information to the outside of the eye (for example, a display), (4) devices that collect information on the outside of the eye (for example, a camera, a biological sensor, and other sensors) (5) A device (for example, a medical device, a light emitting element, a piezoelectric element, a vibrating element, a heat generating element) that maintains, restores or imparts a function to the eye or (6) imparts a function to the outside of the eye or A device that exerts an action (for example, a medical device, a light emitting element, a piezoelectric element, a vibrating element, a heating element) can be employed. Moreover, also when replacing with an electronic device and employ | adopting an optical device other ophthalmic devices, the device provided with the function of said (1)-(6) similarly can be employ | adopted. In addition, when the eyewear is a hard contact lens, the hard contact lens is unlikely to be in direct contact with the eye, which can improve the feeling of wearing.

  Further, although the medicine supply assisting tool 10 is adopted as the ophthalmic device in the above-described embodiment and the modification thereof, the present invention is not limited to this, and any ophthalmic device can be adopted as long as the ophthalmic device can be worn on the eye can do. Examples of ophthalmic devices include (1) electronic devices, (2) soft contact lenses, hard contact lenses and other lenses, optical fibers, optical waveguides, optical isolators, optical lasers such as semiconductor lasers, and (3) drug supply aids , (4) correctives, or (5) other ophthalmic devices may be employed. Moreover, as the medicine supply auxiliary tool 10, in addition to these (1) to (5), an eyewear that can be worn on the eye can be adopted. As the eyewear, for example, in addition to (1) to (5), (6) drugs, (7) supplements, (8) magnetic fluid, or (9) other eyewear may be employed. Can.

  In the above-mentioned embodiment and its modification, the eyewear can be, for example, granular. In this case, it is possible to form a suction hole in the eyewear by placing a large number of granular eyewear on the adhesive sheet and pressing the adhesive sheet onto the sword. Thereafter, when the adhesive sheet is pressed against the front of the medicine supply aid 10, the suction chamber of the suction hole becomes negative pressure and the suction hole is adsorbed on the front of the medicine supply aid 10, and the eyewear It is mounted on the tool 10.

  In the above embodiment and its modification, the ocular device according to the present invention is mounted on the surface of the eye, but the present invention is not limited to this. It can also be worn inside.

  Further, although the present invention is applied to the case where the medicine 40 is attached to the medicine supply assisting tool 10 in the above embodiment and the modification thereof, the present invention is not limited to this, and other cases are possible within the scope of the present invention. Is also applicable.

DESCRIPTION OF SYMBOLS 10 ... Drug supply auxiliary tool, 12 ... Through-hole, 14, 42, 50a, 50b ... Sucker hole, 20 ... Eye, 22 ... Pupil, 24 ... Corneal, 26a ... Left conjunctiva, 26b ... Right conjunctiva, 40 ... Drug, 50 ... Adapter for eye, 60 ... Contact lens, 62 ... Inner lens, 64 ... Outer lens, 66 ... Junction

Claims (9)

An eye instrument having a spherical shape along the surface shape of the eye;
A medicine-supplying ocular device, comprising: a drug having an adsorbing means for adsorbing the front surface of the ocular device to negative pressure in a room formed between the ocular device and the front surface of the ocular device. An eye instrument having a spherical shape along the surface shape of the eye;
A drug-supplying ophthalmic device comprising: a drug having one or more sucker structures adsorbed on the front surface of the ophthalmic device. In any one of claims 1 and 2,
The ocular device is a drug-supplying ocular device characterized in that the device is located on the back of the eyelid when worn and capable of adsorbing the drug. In any one of claims 1 and 2,
The ocular device for medicine supply according to claim 1, wherein the ocular device has a surface which is located in the conjunctiva at the time of wearing and capable of adsorbing the agent. In any one of claims 1 to 4,
The ocular device is characterized in that a hole for opening a pupillary region is formed. In any one of claims 1 to 4,
The ocular device is characterized in that a hole for opening a corneal region is formed. In any one of claims 5 and 6,
The width of the hole is larger than the height of the hole. In any one of claims 5 to 7,
A medicine supply ocular device characterized in that the length from the reference point located at the center of the cornea facing the front at the time of wearing in the hole to the upper end is larger than the length from the reference point to the lower end. In any one of claims 5 to 8,
The width of the region between the edge of the hole and the outer periphery of the ophthalmic device is narrower than one lateral length of the left and right conjunctiva exposed at the time of eye opening.

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