JP2012065874A - Instillation assisting implement - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an instillation assisting implement attaining instillation of an ophthalmic solution into an exact position.SOLUTION: An instillation assisting implement body 100 includes: an eyepiece part 1 abutting on an eyelid that covers an eyeball 61, and having a lower opening 5 formed in the substantially same diameter as the diameter L61 of the eyeball 61; a cylindrical grip part 3 allowing the eyepiece part 1 to be connected to the lower end thereof, having an upper opening 7 at the upper end, and gripped by the fingers of a user; and a holding part 4 for holding an instillation container 50 inserted into the cylindrical shape of the grip part 3 from the upper opening 7 so that a drip opening 50c of the instillation container 50 is located on the central axis O1 of the lower opening 5. The lower opening 5 thereby abuts on the eyelid so as to be fitted into a hollow between the eyeball 61 and an eye orbit 60, and the central axis O1 of the lower opening 5 substantially coincides with a visual axis. As a result, the drip opening 50c of the instillation container 50 is located on the visual axis to attain instillation of the ophthalmic solution into the exact position.

Description

  The present invention relates to an eye drop assisting tool that allows an eye drop container to be attached during instillation to facilitate dripping.

  Conventionally, when it is instilled, it is not good to have the eye drop container touch the eye directly. However, for an elderly person or a sick person, the eye drop container is small, and it is difficult to drop the eye drop accurately aiming at the position of the eye. Various eye drop assisting devices have been proposed.

  As such an eye drop assisting tool, for example, a rectangular parallelepiped body holding part that holds the body part of the eye drop container in the lateral direction of the eye, and one end of the body holding part, with respect to the longitudinal direction of the body holding part Some caps are connected to the periphery of the heel at an angle.

  The cap portion has a horizontally long opening, and the opening is curved so as to follow the shape of the periphery of the heel and the nose. In addition, the eye drop assisting tool has a body with respect to the opening plane of the opening so that the eye drop container is held obliquely upward on the outer corner of the eye when the opening is brought into contact with the periphery of the heel and the nose at the time of instillation. The holding part is inclined (for example, Patent Document 1).

JP 2008-295880 A

  However, according to the eye drop assisting device proposed in Patent Document 1 described above, the curved shape of the eyelid and nose are matched to the shape of the periphery of the eye, but since it is a soft part, it makes contact at an almost free angle. Will be allowed to. Moreover, although the eye drop container is held by a sufficiently large body holding part, the axis of the eye drop container can be easily understood, but this axis does not coincide with the dropping direction. For this reason, the tilt angle of the eye drop assisting tool is not fixed, and the drop position of the eye drop is shifted due to the user's adjustment, and there is a problem that the eye drop cannot be dropped at an accurate position.

  In particular, when the user is a person with trembling of the hand, it is more difficult to fix the torso holding part to the face and eyes, and thus it is not clearly possible to drop it at an accurate position Met.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide an ophthalmic aid that can be instilled by dropping an ophthalmic solution at an appropriate position.

  In order to achieve the above object, an eye drop assisting device according to the present invention is in contact with a eyelid covering an eyeball, and has an eyepiece portion having a lower opening formed to have substantially the same diameter as the eyeball, and a lower end. The eyepiece is connected, has an upper opening at the upper end, is a cylindrical gripping part that is gripped by a user's finger, and an eye drop container on the central axis of the lower opening in the cylindrical shape of the gripping part The eye drop assisting device main body has a holding portion for holding the eye drop container inserted from the upper opening so as to position the dripping port.

  According to the eye drop assisting device according to the present invention configured as described above, the eyepiece is brought into contact with the eyelid around the eye so that the lower opening of the eyepiece fits into a recess between the eyeball and the eye socket. Therefore, the central axis of the lower opening substantially coincides with the visual axis of the eye. Furthermore, since the holding unit holds the eye drop container so that the drop opening of the eye drop container is positioned on the central axis of the lower opening, as a result, the drop opening of the eye drop container is positioned on the line-of-sight axis aligned vertically. Thus, it is possible to instill an eye drop by dropping the eye drop at an appropriate position.

  According to the eye drop assisting device according to the present invention, it is possible to make an eye drop by dropping the eye drop at an appropriate position.

It is a front view which shows the use condition of the eyedrop assistance tool which shows Example 1 of this invention. It is a perspective view which shows the structure of the eyedrop assistance tool of FIG. It is the sectional view on the AA line of FIG. 2 which shows the relationship between an eye drop assistance tool and an eye drop container. It is sectional drawing which shows the state which pressed the lower opening of the eyepiece part on the periphery eyelid of the user's eye socket. FIG. 5 is a schematic diagram illustrating an instillation operation with the instillation assisting device of the first embodiment. It is a perspective view which shows the modification 1 of the eyedrop assistance tool of Example 1. FIG. It is a perspective view which shows the modification 2 of the eyedrop assistance tool of Example 1. FIG. (A) is a front view which shows the modification 3 of the eyedrop assistance tool of Example 1, (b) is a perspective view which shows the state which isolate | separated the outer cylinder part and the inner cylinder part of (a). . It is a perspective view which shows the structure of the eyedrop assistance tool of Example 2. FIG. It is a perspective view which shows the structure of the flat eye drop container receiving part of FIG. FIG. 10 is a cross-sectional view illustrating a state where a flat eye drop container is attached to the main body of FIG. 9. 10 is a modification of the flat eye drop container receiving portion of the second embodiment.

  Hereinafter, an embodiment for realizing the eye drop assisting tool of the present invention will be described with reference to the drawings.

  As shown in FIG. 1, the eye drop assisting device of Example 1 is a cylindrical eye contact assisting device main body (hereinafter referred to as a main body) 100 that is in contact with the eyelids covering the eyeball (upper eyelid 62a and lower eyelid 62b). The eyepiece 1, the eyepiece 1 connected to the lower end, a cylindrical grip 3 held by a user's finger, and a cylindrical eye drop container 50 provided in the cylinder of the grip 3 And a cylindrical holding portion 4 to be held.

  The eyepiece 1 provided at the lower end of the main body 100 has a lower opening 5 as shown in FIGS. Also, as shown in FIG. 4, the diameter L1 of the lower opening 5 is formed to be approximately the same as the diameter L61 of the eyeball 61 that can be accommodated in the eye socket 60.

  Here, the gripping part 3 has a cylindrical shape and is formed in a size that can be easily gripped by the thumb, middle finger, ring finger, and little finger. An upper opening 7 having a sufficiently larger diameter than the body portion 50a of the eye drop container 50 is provided at the upper ends of the gripping part 3 and the holding part 4 so that the eye drop container 50 is detachably mounted.

  The holding part 4 has a support part 2 that supports the shoulder part 50 b of the eye drop container 50 at the lower end, and a guide part 8 that guides the eye drop container 50 to be mounted on the support part 2.

  As shown in FIG. 3, the support part 2 provided at the lower end of the holding part 4 has a shoulder part 50 b of the eye drop container 50 so that the dripping port 50 c of the eye drop container 50 is positioned on the central axis O <b> 1 of the lower opening 5. Is supported by the receiving portion 2a.

  That is, the support portion 2 has a cylindrical shape having an inner diameter L2 that is substantially the same as the diameter of the body portion 50a of the eye drop container 50. The drop portion 50c of the eye drop container 50 is passed through the support portion 2 to receive the shoulder portion 50b. It is supported by 2a. The central axis O1 of the lower opening 5 of the eyepiece unit 1 and the central axis of the support unit 2 are determined to coincide with each other.

  As shown in FIGS. 2 and 3, the holding portion 4 is a cylinder in which the inner periphery of the upper opening 7 and the periphery of the support portion 2 are connected in a cylindrical shape, and the diameter is gradually reduced toward the support portion 2. It is formed into a shape. Therefore, when the eye drop container 50 is inserted from the upper opening 7, the holding unit 4 functions as the guide unit 8.

  Further, at least three (four in this case) having flexibility to protrude from the upper opening 7 side toward the center of the support portion 2 to guide the eye drop container 50 and support its posture. The tongue piece 12 may be provided at equally divided positions.

  These tongue pieces 12 have a free lower end, and are fixed to the guide portion 8 by adhesion, welding, insertion, or the like.

  In addition, the main body 100 is formed so that the opening surface of the upper opening 7 substantially coincides with the bottom 50 d of the eye drop container 50 held by the holding unit 4. That is, as shown in FIG. 3, the length L3 from the upper opening 7 to the upper end of the support portion 2 is formed to be substantially the same as the length L50a from the bottom portion 50d to the shoulder portion 50b of the eye drop container 50. Yes.

  Further, as shown in FIG. 3, the length L4 from the upper end of the support portion 2 to the lower opening 5 is formed to be longer than the length L50b from the shoulder portion 50b of the eye drop container 50 to the dropping port 50c. Yes.

  In addition, although the grip part 3 and the holding part 4 have a circular cylindrical shape, they may have an elliptical cylindrical shape to facilitate gripping.

Next, the usage method of the eye drop assistance tool of Example 1 is demonstrated.
[Installation of eye drops container]
When mounting the eye drop container 50 inside the main body 100, the user holds the eye drop container 50 in an inverted posture with a finger and inserts it in the direction of arrow B shown in FIG.

  At this time, even if the insertion direction of the eye drop container 50 is deviated from the central axis of the support part 2, the eye drop container 50 is supported by moving the eye drop container 50 along the holding part 4 having the function of the guide part 8. Reach part 2.

  Further, when the plurality of tongue pieces 12 protrude toward the support portion 2, the eye drop container 50 moves toward the inside of the support portion 2 while being in contact with the tongue pieces 12, and the dropping port 50 c is the support portion. The shoulder portion 50b is supported by the receiving portion 2a of the support portion 2 in a state of being positioned on the central axis of the second portion. At this time, since the plurality of tongue pieces 12 support the eye drop container 50 from the periphery, the eye drop container 50 is stably supported in a predetermined posture.

In addition, although Example 1 demonstrated the case where the eye drop container 50 was mounted | worn with the main body 100, even if it is an eye drop container from which the diameter and the shape of a torso part differ from the eye drop container 50, the tongue piece 12 is according to the shape. Will bend and hold the eye drop container.
[Contact to eyelid covering eyeball]
Thereafter, the user holds the grip portion 3 with the thumb, middle finger, ring finger, and little finger as shown in FIG. 5, and moves the main body 100 onto the eyelid around the eyeball as shown in FIG. At this time, since the grip portion 3 is formed in a size that can be easily gripped with a finger, the user can stably grip the main body 100.

  Then, the user brings the eyepiece 1 into contact with the upper eyelid 62a and the lower eyelid 62b around the eye in a state where the eyelid is opened or in a half-open state. Here, since the lower opening 5 is formed in a circular shape whose diameter L1 is substantially the same as the diameter L61 of the eyeball 61 in the orbit 60, as shown in FIG. In order to fit the lower opening 5 in the depression, the contact is made along the periphery of the eyeball 61, and the upper eyelid 62a and the lower eyelid 62b are kept open or forcibly opened and fixed.

  When the lower opening 5 is fixed in this manner, the center axis O1 of the lower opening 5 and the center of the eyeball 61 coincide.

  Further, the eye drop container 50 is held so that the support portion 2 positions the dropping port 50 c of the eye drop container 50 on the central axis O <b> 1 of the lower opening 5. As a result, as shown in FIG. 4, the dropping port 50c of the eye dropper container 50 is positioned on the line of sight line aligned vertically.

As shown in FIG. 3, the length L4 from the upper end of the support portion 2 to the lower opening 5 is formed to be longer than the length L50b from the shoulder portion 50b of the eye drop container 50 to the dropping port 50c. Therefore, when the eyepiece 1 is brought into contact with the eyelid, the eye drop container 50 is held at a position where the dripping port 50c does not contact the eye.
[Instillation operation]
FIG. 5 is a schematic diagram illustrating an eye drop operation performed by the eye drop assisting tool according to the first embodiment.

  As shown in FIG. 5, the user gently pushes the bottom 50 d of the eye drop container 50 in the direction indicated by the arrow C from the upper opening 7 with the index finger while holding the grip 3 with the thumb, middle finger, ring finger, and little finger.

Here, the bottom portion 50d of the eye drop container 50 has a smaller area than the body portion 50a, and has a small amount of deformation that can be deformed by applying force. For this reason, the eye drop container 50 is slightly deformed by lightly pressing the bottom 50d, and only one drop of the eye drop is dropped at an appropriate position.
[Removal of eye drops container]
After the instillation is completed by the operation as described above, the eyedrop assisting tool is removed from the eyelid, the body part 50a of the eyedrop container 50 is pinched with a thumb and an index finger, and the eye drop container 50 can be taken out from the upper opening 7.

  According to the eye drop assisting tool according to Example 1 configured as described above, the following effects can be obtained.

  That is, since the eyepiece 1 has the lower opening 5 having a diameter substantially the same as the diameter L61 of the eyeball 61, the eyepiece 1 is brought into contact with the eyelid so as to fit into the recess between the eye socket 60 and the eyeball 61. The central axis O1 of the lower opening 5 of the eyepiece 1 and the visual axis can be made substantially coincident. And since the holding | maintenance part 4 hold | maintains the eye drop container 50 so that the dripping port 50c may be located on the central axis O1 of the lower opening 5, since the dripping port 50c can be located on the visual axis matched to perpendicular | vertical. Instillation can be performed by dropping the ophthalmic solution to an accurate position.

  Further, when the eyepiece 1 is brought into contact with the eyelid in this manner, the upper eyelid 62a and the lower eyelid 62b are slightly opened toward the inside of the recess by the lower opening 5, and the eyelid is opened and closed with the eyelid opened. Since the movement of the eye is restricted, it is possible to prevent the eyelid from closing when instilled.

  Further, since the grip portion 3 is provided with a large upper opening 7, the eye drop container 50 can be easily attached and detached with a finger.

  Since the main body 100 is formed so that the opening surface of the upper opening 7 is substantially coincident with the bottom 50d of the eye drop container 50 held by the holding part 4, the grip part 3 is formed with the thumb, middle finger, and ring finger. By gently pressing the bottom 50d of the eye drop container 50 from the upper opening 7 with the index finger while grasping with the little finger, the eye drop can be easily instilled with one hand, and the eye drop can be dropped one by one (see FIG. 5).

  Further, the holding part 4 has a cylindrical shape, and has a support part 2 that supports the shoulder part 50b of the eye drop container 50 at a lower end and a guide part 8 that guides the eye drop container 50 to be attached to the support part 2. By moving the eye drop container 50 along the guide portion 8, alignment when the eye drop container 50 is attached to the support portion 2 can be easily performed.

  The guide container 8 is provided with at least three tongue pieces 12 that project from the upper opening 7 side toward the support section 2 to guide the eye drop container 50 and support its posture. Positioning when attaching to the support part 2 can be performed more easily.

  Further, when the eye drop container 50 is mounted inside the main body 100, the body part 50a of the eye drop container 50 is held between at least three tongue pieces 12, and the shoulder part 50b is supported by the receiving part 2a. It is possible to hold the posture properly and fix it.

  And since the tongue piece 12 is provided in this way, even if the eye drop container 50 is different from the eye drop container in the diameter and shape of the body part, the tongue piece 12 bends according to the shape, and at a plurality of locations. An eye drop container can be held.

In addition, it is preferable that at least the grip part 3 and the holding part 4 in the main body 100 are transparent bodies or translucent bodies. Since the inside of the main body 100 can be visually recognized from the outside by being formed of such a material, it is easy to use the eye drop assisting tool when the eye drop container 50 is mounted or when the eye drop is applied.
(Modification 1)
FIG. 6 is a perspective view illustrating a first modification of the eye drop assisting tool according to the first embodiment. In the eye drop assisting device of Example 1, the case where the plurality of tongue pieces 12 are fixed to the guide portion 8 by adhesion, welding, insertion, or the like has been described. As shown, at least three (four in this case) tongue pieces 12 are formed in the holding portion 4 in a cut-and-raised shape with the upper opening 7 side as a connecting portion.

According to the eye drop assisting tool in Modification 1 formed in this way, it can be formed at low cost without adding new parts.
(Modification 2)
FIG. 7 is a perspective view showing Modification Example 2 of the eye drop assisting device of Example 1. FIG. As shown in FIG. 7, in the eye drop assisting tool in the second modification, ventilation openings 9 are appropriately formed in the size and position of the grip portion 3 and the holding portion 4. The vent opening 9 may be formed only in either the grip portion 3 or the holding portion 4.

According to the eye drop assisting device in Modification 2 configured in this manner, drying after soaking and disinfecting can be performed quickly.
(Modification 3)
FIG. 8A is a front view showing Modification 3 of the eye drop assisting device of Example 1, and FIG. 8B shows the outer cylinder part 10 and the inner cylinder part 11 of FIG. 8A separated from each other. It is a perspective view which shows the state which carried out.

  As shown in FIGS. 8 (a) and 8 (b), the eye drop assisting tool in Modification 3 includes an outer tube portion 10 having an eyepiece portion 1 and a grip portion 3, a support portion 2, and a guide portion 8. It is formed to be separable from the cylindrical portion 11.

  Further, the upper end of the holding part 4 is provided with a wing part 13 spreading outward, and the peripheral edge of the upper opening 7 of the grip part 3 and the wing part 13 come into contact with each other, as shown in FIG. As shown, the outer cylinder part 10 and the inner cylinder part 11 are fixed.

  And after fixing the outer cylinder part 10 and the inner cylinder part 11 in this way, the eye drop container 50 is inserted in the inside of the inner cylinder part 11. FIG.

  According to the eye drop assisting tool in Modification 3 configured in this way, not only can the eye drop assisting tool be quickly dried after immersing and disinfecting, but also the outer tube portion 10 and the inner tube portion 11 Since each can be molded, it can be easily molded without using a complicated mold.

  In the eye drop assisting tool according to the second embodiment, a flat eye drop container receiving portion 30 that can hold the flat eye drop container 70 is detachably provided therein.

  9 is a perspective view showing the configuration of the eye drop assisting device of Example 2, FIG. 10 is a perspective view showing the structure of the flat eye drop container receiving portion 30 of FIG. 9, and FIG. 11 is the eye drop of FIG. It is sectional drawing which shows the state which attached the flat eye drop container 70 to the auxiliary tool.

  As shown in FIG. 9, the eye drop assisting device of Example 2 is in contact with the eye drop assisting device main body (hereinafter referred to as the main body) 200, a cylindrical eyepiece 21 that is in contact with the eyelid covering the eyeball, and the lower end. A cylindrical gripping part 23 to which the eye part 21 is connected and gripped by the user's finger, and a cylindrical holding part 24 that is provided in the cylindrical part of the gripping part 23 and holds the flat eye drop container 70. Have.

  Further, the holding part 24 is provided with a cylindrical support part 22 at the lower end. Furthermore, a flat eye drop container receiving portion 30 that is substantially U-shaped in cross section and capable of holding the flat eye drop container 70 is provided inside the holding portion 24.

  As shown in FIG. 10, the flat eye drop container receiving portion 30 is formed with a curved portion 34 having a spring property that is curved inward.

  Further, the flat eye drop container receiving unit 30 has a side opening 31 that can press the flat face of the flat eye drop container 70, a holding opening 32 that holds the shoulder part 70b through the dropping port 70c of the flat eye drop container 70, and a support. A cylindrical fixing portion 33 having substantially the same diameter as the inner diameter L22 of the portion 22 and abutting against the inner edge of the support portion 22 is provided.

  The fixing portion 33 is not necessarily cylindrical, and may be a plurality of claws that are in contact with the inner edge of the support portion 22.

  Moreover, the grip part 23 is formed in an elliptical cylinder so that the user can easily grip it. An elliptical upper opening 27 is provided at the upper ends of the grip portion 23 and the holding portion 24.

  Since other configurations are the same as those in the first embodiment, description thereof is omitted here. As in the first embodiment, at least three tongue pieces may be formed.

Next, the effect | action by the eyedrop assistance tool of Example 2 is demonstrated.
[Attaching the flat eye drop container receiving part to the holding part]
First, the flat eye drop container receiving part 30 is inserted into the holding part 24 from the upper opening 27. At this time, the position of the flat eye drop container receiving part 30 with respect to the holding part 24 is fixed by bringing the fixing part 33 provided at the lower end of the flat eye drop container receiving part 30 into contact with the inner edge of the support part 22.
[Mounting of flat eye drop container on flat eye drop container receiving part]
Next, the flat eye drop container 70 is attached to the flat eye drop container receiving unit 30. The user holds the flat eye drop container 70 with his / her finger in an inverted posture and inserts the flat eye drop container 70 into the flat eye drop container receiving portion 30 in the direction of arrow D shown in FIG. To penetrate.

  At this time, the curved portion 34 having springiness is slightly pushed outward by the flat eye drop container 70 and holds the flat eye drop container 70. Thereby, as shown in FIG. 11, the flat eye drop container 70 is stably held in a predetermined posture.

In addition, after attaching the flat eye drop container 70 to the flat eye drop container receiving part 30, it is also possible to attach the flat eye drop container receiving part 30 to which the flat eye drop container 70 is attached to the inside of the holding part 24.
[Instillation operation]
Further, at the time of instillation, the eyepiece 21 is brought into contact with the eyelid, and a finger is put into the main body 200 from the upper opening 27 while holding the grip 23. Then, the ophthalmic solution is dropped by pressing the flat surface of the flat eye drop container 70 from the side opening 31 of the flat eye drop container receiving unit 30.

  According to the eye drop assisting tool according to the second embodiment configured as described above, in addition to the effect of the eye drop assisting tool according to the first embodiment described above, the flattened eye drop container 70 can be held in the holding portion 24. An eye drop container receiving part 30 is formed, and the flat eye drop container receiving part 30 is provided with a side opening 31 that can press the flat surface of the flat eye drop container 70, so that even the flat eye drop container 70 can be used. it can.

  Further, the flat eye drop container receiving part 30 is provided so as to be detachable with respect to the holding part 24, so that it is used for both the eye drop container 50 whose body part 50 a is cylindrical and the flat eye drop container 70. Can do.

  Note that the ophthalmic solution can be dropped by pushing the flat eye drop container receiving portion 30 inward so that the curved portion 34 pushes the flat surface of the flat eye drop container 70. However, in this case, the curved portion 34 may push the flat eye drop container 70 too strongly, so it is necessary to adjust and push the flat eye drop container receiving part 30.

  For example, as shown in FIG. 12, a notch 35 may be formed at the upper end of the flat eye drop container receiving unit 30. According to the eye drop assisting device having the flat eye drop container receiving unit 30 configured as described above, when the user puts a finger from the upper opening 27 into the main body 200 and pushes the flat face of the flat eye drop case 70 during the eye drop, the notch 35 is provided. The flat eye drop container 70 can be easily pushed by putting a finger into the.

DESCRIPTION OF SYMBOLS 1 Eyepiece part 2 Support part 3 Gripping part 4 Holding part 5 Lower opening 7 Upper opening 8 Guide part 12 Tongue piece 50 Eye drop container 100 Main body (Eye-drop aid main part)

Claims (8)

An eyepiece having a lower opening that is in contact with the eyelid covering the eyeball and is formed to have substantially the same diameter as the eyeball;
The eyepiece is connected to the lower end, has an upper opening at the upper end, and is a cylindrical gripping part that is gripped by the user's finger;
A holding unit for holding the eye drop container inserted from the upper opening so as to position a dropping port of the eye drop container on the central axis of the lower opening in the cylindrical shape of the gripping part;
The eye drop assisting device has an eye drop assisting device body.   2. The eye drop assisting device main body is formed such that an opening surface of the upper opening substantially coincides with a bottom portion of the eye drop container held by the holding portion. Eye drop aids.   The said holding | maintenance part is a cylindrical shape, and has a support part which supports the shoulder part of the said eye drop container in a lower end, and a guide part which mounts | wears and guides the said eye drop container to the said support part. Or the eye drop assistance tool of Claim 2.   The said guide part is protruded toward the said support part from the said upper opening side, The said eye drop container is guided, At least three tongue pieces which support the attitude | position are provided. Eye drop aids.   The eye drop assisting tool according to claim 4, wherein the tongue piece is formed to be cut and raised in the guide portion.   The ophthalmic aid according to any one of claims 1 to 5, wherein a ventilation opening is provided in at least one of the grip portion and the holding portion of the ophthalmic aid main body.   The holding part is provided with a flat eye drop container receiving part capable of holding a flat eye drop container, and the flat eye drop container receiving part is provided with a side opening capable of pressing the flat face of the flat eye drop container. The eye drop assisting tool according to any one of claims 1 to 6, wherein:   The ophthalmic aid according to any one of claims 1 to 7, wherein at least the grip portion and the holding portion of the ophthalmic aid main body are a transparent body or a translucent body. .