WO2014162459A1 - Medical aid - Google Patents

Abstract

A medical aid (1) comprises a mounting part (11) which is mounted on a finger that wears a medical glove (2) on top of the medical glove (2) and a picking part (12) which is attached to the mounting part (11) and extends toward a distal end along the finger from the mounting part (11). The length of the picking part (12) in the lateral direction is greater than the thickness of the picking part (12). The thickness of the picking part (12) tapers from the base end to the distal end. The medical aid (1) is used when holding a wire-like medical tool (G).

Description

Medical aid

This invention relates to a medical aid, and more particularly, to a medical aid for gripping a wire-like medical device such as a guide wire.

For example, when a catheter is inserted into a blood vessel to perform treatment, examination, or the like on the lesion, a guide wire is inserted into the blood vessel in advance for the purpose of guiding the catheter to the lesion.
The guide wire is usually inserted into the blood vessel through the lumen of a puncture needle or catheter disposed from the skin to the inside of the blood vessel, but is placed in a sterile field by being immersed in physiological saline during the operation. Therefore, the guide wire is taken out from the physiological saline and used. The guide wire is a thin wire having a diameter of about 0.2 to 0.3 mm, for example, and the operator maintains a sterile state. In order to wear medical gloves. For this reason, there is a problem that it is difficult to easily take out a thin guide wire from physiological saline with a finger wearing medical gloves, and it takes time and effort. The guide wire may be coated with a synthetic resin having lubricity on all or a part of its outer peripheral surface to reduce friction and improve slidability. In such a case, the guide wire may be removed. It will be difficult and time consuming.

Conventionally, Patent Document 1 discloses a glove in which a hard nail portion is fixed to a fingertip portion in order to make it easy to grip a fine article. This glove is a work glove used for assembling work of electronic equipment or the like, electrical work or horticultural work, and is configured to perform fine work with the claw portion. Ceramics are exemplified as the material of the claw portion.

Japanese Utility Model Publication No. 7-31816

However, performing a surgery using a catheter or the like while wearing a glove in which a hard nail portion such as ceramics is fixed to a fingertip, such as the glove disclosed in Patent Document 1, damages a patient and a medical instrument. Because it creates fears, it cannot be done at all. During surgery, only when the guide wire is taken out, replacing the worn medical glove with the glove disclosed in Patent Document 1 not only requires labor and time, but also makes it difficult to maintain sterility. The problem of will also arise.

The present invention has been made to solve such conventional problems, and can easily grip a wire-like medical device such as a thin guide wire even while wearing medical gloves. An object is to provide a medical aid that can be used.

A medical auxiliary tool according to the present invention is a medical auxiliary tool for gripping a wire-like medical tool, and is attached to a finger wearing the medical glove from above the medical glove, A picking portion that is attached to the mounting portion and extends from the mounting portion to the distal end side along the finger. The picking portion includes a member having an upper surface, a lower surface, and a side surface. The lateral length perpendicular to the axis of the finger is configured to be longer than the thickness of the perpendicular line drawn from the upper surface to the lower surface of the picking portion. The wall thickness decreases in a tapered shape from the end side toward the front end side.

The picking portion preferably has a tip portion that is inclined from the upper surface toward the lower surface.
Furthermore, it is more preferable that the tip of the picking portion is linear when the finger is viewed from above.
Further, the mounting portion can be formed from a deformable belt-shaped member that is mounted on the finger by being wound around the finger. Or a mounting part can also be formed from the ring-shaped member fitted to a finger.
It is preferable that at least the surface of the picking portion is formed of a resin material.
Moreover, when using with a wire-shaped medical device, it is preferable that the picking part is comprised so that the thickness of a front-end | tip part may become thinner than the diameter of a wire-shaped medical device.
In order to grasp a guide wire as a wire-like medical device, the medical auxiliary device according to the present invention can be used.

According to the present invention, the picking portion extending from the attachment portion attached to the finger wearing the medical glove to the distal end side along the finger is tapered from the proximal end side toward the distal end side so that the thickness decreases. Therefore, when gripping the wire-like medical device, the tip portion of the picking portion easily enters under the wire-like medical device and easily lifts the wire-like medical device. Therefore, it becomes possible to easily hold a wire-like medical device such as a thin guide wire while wearing medical gloves.

It is a perspective view which shows the medical auxiliary tool which concerns on Embodiment 1 of this invention. It is a top view which shows a mode that the medical assistance tool which concerns on Embodiment 1 was mounted | worn with the finger | toe which wore medical gloves. It is a side view which shows a mode that the medical assistance tool which concerns on Embodiment 1 was mounted | worn with the finger | toe which wore medical gloves. It is a perspective view which shows the state before mounting | wearing with the medical aid which concerns on Embodiment 1. FIG. It is a side view which shows the state at the time of holding a wire-shaped medical device using the medical auxiliary device which concerns on Embodiment 1 in steps. FIG. 8 is a perspective view showing a medical auxiliary tool according to a modification of the first embodiment. FIG. 10 is a perspective view showing a medical auxiliary tool according to another modification of the first embodiment. FIG. 10 is a cross-sectional view showing a medical aid according to still another modification of the first embodiment. It is a side view which shows the other aspect which mounted | wore the finger | toe which wore medical gloves with the medical aid which concerns on Embodiment 1. FIG. It is a side view which shows the further another aspect which mounted | wore the finger | toe which wore medical gloves with the medical aid which concerns on Embodiment 1. FIG. It is a perspective view which shows the medical aid which concerns on Embodiment 2. FIG. FIG. 6 is a perspective view showing a medical auxiliary tool according to Embodiment 3.

Embodiments of the present invention will be described below with reference to the accompanying drawings.
Embodiment 1
FIG. 1 shows a medical aid 1 according to the first embodiment. The medical aid 1 has a mounting part 11 for mounting on a finger and a picking part 12 formed integrally with the mounting part 11. The mounting portion 11 is made of a deformable belt-like member that is curved in a C shape according to the finger. The picking portion 12 is made of a member having an upper surface, a lower surface, and a side surface, and the thickness of the picking portion 12 is configured to be shorter than the lateral length of the picking portion 12. Here, the vertical direction of the picking unit 12 refers to the direction in which the axis of the finger extends when the mounting unit 11 is mounted on the finger and the finger is viewed from above, and the lateral direction of the picking unit 12 is When the mounting unit 11 is mounted on a finger and the finger is viewed from above, a direction in which a straight line that intersects perpendicularly to the axis of the finger extends is extended. Further, the thickness of the picking portion 12 refers to the length of a perpendicular when a perpendicular is drawn from the upper surface of the picking portion 12 toward the lower surface of the picking portion 12. Here, the side surface of the picking unit 12 is not limited to a flat surface but may be a curved surface. Furthermore, the picking portion 12 is formed such that the tip of the picking portion 12 is linear, semicircular, or semielliptical when the finger is viewed from above. In particular, when the tip of the picking portion 12 is formed in a straight line, it is preferable because the wire-like medical device can be easily placed on the tip of the picking portion 12.

It is preferable that the picking portion 12 is configured to be tapered in a tapered shape from the proximal end side toward the distal end side. In this case, the picking part 12 can easily enter under the wire-like medical device, and it becomes easy to grip the wire-like medical device.
Furthermore, the picking portion 12 is more preferably configured to have a tip portion that is inclined from the upper surface toward the lower surface. In such a case, the plane on the slope side of the tip portion of the picking portion is likely to come into contact with the plane on which the wire-like medical device is placed, and the picking portion easily enters under the wire-like medical device.
Specifically, in the vicinity of the tip portion 13 of the picking portion 12, a tapered portion 14 having a cross-sectional shape whose thickness gradually decreases toward the tip portion 13 is formed. The tip portion 13 is formed to be thinner than the diameter of a wire medical device such as a guide wire to be grasped when used with a wire medical device. Preferably, the thickness of the distal end portion 13 is set to a value smaller than the radius of the wire medical device.

As shown in FIG. 2, the medical aid 1 is used by attaching it to a finger wearing a medical glove 2 from above the medical glove 2. That is, the mounting portion 11 is fitted on the outside of the finger portion of the medical glove 2. At this time, as shown in FIG. 3, the picking unit 12 is located at the upper part of the fingernail with the medical glove 2 interposed therebetween, and extends from the mounting unit 11 to the distal end side along the finger. Further, the tapered portion 14 is located on the upper surface side of the picking portion 12.
Before the medical auxiliary device 1 is mounted, as shown in FIG. 4, the band-shaped member constituting the mounting portion 11 is in a linearly extended state, and the central portion of the mounting portion 11 is at the upper part of the back of the finger. The medical aid 1 can be attached by applying the medical aid 1 from above the medical glove 2 so as to be positioned, curving and deforming the belt-shaped member in the direction of the belly of the finger, and winding it around the finger. it can.

Such a medical aid 1 can be formed of a metal material that can be easily deformed by the force of a finger and has a rigidity that can maintain the state of being attached to the finger.
When gripping a guide wire having a diameter of 0.2 to 0.3 mm, the tip portion 13 of the picking portion 12 is formed to have a width of 10 to 15 mm and a thickness of 0.1 to 0.2 mm, for example.

Next, the usage method of the medical auxiliary tool 1 which concerns on Embodiment 1 is demonstrated. As shown in FIG. 5A, it is assumed that the physiological saline S is accommodated in a tray-like container V that is open at the top, and the guide wire G is immersed in the physiological saline S.
After the operation using the catheter is started after wearing the medical glove 2 in the hand, when the guide wire G is required, the medical glove 2 is applied to the finger wearing the medical glove 2 as shown in FIG. Wear the medical aid 1 from above. 5A, the fingertip is inserted into the physiological saline S with the picking portion 12 facing downward, and the tapered portion 14 formed on the picking portion 12 is brought into contact with the bottom surface V1 of the container V. .

When the medical aid 1 is moved forward by moving the hand wearing the medical glove 2 while the tapered portion 14 is in contact with the bottom surface V1 of the container V, as shown in FIG. The front end portion 13 of the container contacts the guide wire G placed on the bottom surface V1 of the container V.
Further, when the medical aid 1 is advanced as it is, the guide wire G is pushed by the distal end portion 13 of the picking portion 12 and slides on the bottom surface V1 of the container V as shown in FIG. It is pushed to the corner where V1 and the inner surface V2 intersect.

Here, when the medical auxiliary tool 1 is further pushed forward, the tip portion 13 of the picking portion 12 formed to be thinner than the diameter of the guide wire G sinks under the guide wire G, and the guide wire G is picked up by the picking portion 12. It will get on the front-end | tip part 13.
Therefore, as shown in FIG. 5D, the guide wire G moves the distal end of the picking portion 12 by raising the medical auxiliary tool 1 while keeping the distal end portion 13 of the picking portion 12 in contact with the inner surface V <b> 2 of the container V. The guide wire G can be pulled up to the upper end of the container V and held by being guided to the part 13 and positioned on the surface of the physiological saline S and further raising the medical auxiliary tool 1 as it is.

After gripping the guide wire G in this manner, the band-shaped member constituting the mounting portion 11 is pushed and spread, the medical aid 1 is removed from the hand wearing the medical glove 2, and the operation is continued. .
As described above, by using the medical aid 1, the medical aid 1 is attached to the finger from the top of the medical glove 2 while wearing the medical glove 2 and immersed in the physiological saline S. It is possible to easily take out the thin guide wire G. After the guide wire G is taken out, the medical aid 1 can be easily removed, and the operation can be continued immediately while maintaining the sterility.

Moreover, in order to make such a medical aid 1 easily deformable by the force of a finger, a cut may be provided in a part of the mounting portion 11. For example, as shown in FIG. 6, cuts 15 are respectively formed from the connection points A and B between the mounting portion 11 and the picking portion 12 toward the side where the picking portion 12 of the mounting portion 11 is not connected. When the belt-shaped member constituting the mounting portion 11 is bent and deformed in the direction of the belly of the finger and wound around the finger, the mounting portion 11 can be wound around the finger with a small force. Further, instead of the cut 15, a recess is provided on the lower surface side of the mounting portion 11 from the connection points A and B between the mounting portion 11 and the picking portion 12 toward the side where the picking portion 12 of the mounting portion 11 is not connected. However, the same effect can be obtained.

In order to easily grasp the position of the picking unit 12 when the medical auxiliary tool 1 is mounted, for example, as shown in FIG. 7, a marker 16 indicating the position of the picking unit 12 on the upper surface side of the mounting unit 11. Can also be formed. By comprising in this way, when mounting the medical auxiliary tool 1, it becomes easy to adjust the position of the picking part 12. FIG. Further, by forming the marker 16, when the belt-like member constituting the mounting portion 11 is in a linearly extended state as shown in FIG. 4, the upper surface side and the lower surface side of the medical auxiliary portion 1 can be visually confirmed. It can be easily identified.

As shown in FIG. 8, the outer peripheral portion of the metal member 17 is covered with the resin member 18. If at least the picking portion 12 is formed, the resin member 16 comes into direct contact with the guide wire G. It is preferable that the guide wire G is not damaged when the guide wire G is taken out. If a resin material having a small coefficient of friction such as a fluororesin is used as the resin member 18, the resin member 18 can easily slide with respect to the inner surface of the container V and the guide wire G, and the guide wire G can be taken out more easily. Not only the picking part 12 but the whole medical aid 1 may be formed of a composite material of the metal member 17 and the resin member 18 as shown in FIG.

Further, in the first embodiment, as shown in FIG. 3, the picking portion 12 is located on the upper part of the fingernail with the medical glove 2 interposed therebetween, and the tapered portion 14 is located on the upper surface side of the picking portion 12. As described above, the medical aid 1 is mounted, but the present invention is not limited to this. For example, as shown in FIG. 9, the medical aid 1 may be mounted with the tapered portion 14 positioned on the lower surface side of the picking portion 12, and as shown in FIG. 10, the picking portion 12 is attached to the finger. The medical auxiliary tool 1 can also be mounted on the ventral side. What is necessary is just to select the aspect which wears the medical auxiliary tool 1 according to the operator's liking who uses the medical auxiliary tool 1. FIG.

Embodiment 2
FIG. 11 shows a medical aid 3 according to the second embodiment. In the medical aid 1 of the first embodiment, the mounting portion 11 and the picking portion 12 are integrally formed from a common metal material. However, the medical aid 3 according to the second embodiment is attached to the finger. The mounting portion 31 and the picking portion 32 for performing the above are made of different parts, and the picking portion 32 is fixed to the mounting portion 31.
Thus, by making the mounting portion 31 and the picking portion 32 separate components, for example, the mounting portion 31 can be formed from a deformable metal material, and the picking portion 32 can be formed from a soft resin material.

Embodiment 3
FIG. 12 shows a medical aid 4 according to the third embodiment. This medical aid 4 has a mounting portion 41 made of a ring-shaped member instead of the mounting portion 11 curved in a C shape in the medical auxiliary tool 1 of the first embodiment shown in FIG. The picking portion 42 is integrally formed with the mounting portion 41.
Thus, even if the mounting part 41 is formed from a ring-shaped member, the medical auxiliary tool 4 can be fitted by fitting the mounting part 41 on the finger wearing the medical glove 2 from above the medical glove 2. The guide wire G can be easily gripped as in the first embodiment.

In the first to third embodiments described above, the guide wire G immersed in the physiological saline S in the container V is taken out and held, but is placed on the surface of the flat support base. The medical aid according to the present invention is also useful when gripping the existing guidewire G.
Furthermore, not only the guide wire G but also a small-diameter wire-like medical device such as a catheter can be used for the medical aid according to the present invention.

1, 3, 4 Medical aids, 2, Medical gloves, 11, 31, 41 wearing part, 12, 32, 42 picking part, 13 picking part tip part, 14 taper part, 15 cuts, 16 marker, 17 metal Member, 18 resin member, G guide wire, V container, V1 bottom surface of container, V2 inner surface of container, S saline, A and B attachment point and picking part.

Claims (8)

A medical aid for gripping a wire-like medical device,
A wearing part to be worn from above the medical glove on the finger wearing the medical glove,
A picking portion attached to the mounting portion and extending from the mounting portion to the distal end side along the finger, and the picking portion is composed of a member having an upper surface, a lower surface, and a side surface,
The picking portion has a thickness that is a length of a perpendicular line drawn from the upper surface of the picking portion to the lower surface when the finger is viewed from above in a plan view. Configured to be long,
The picking part is a medical aid characterized in that the thickness decreases in a tapered shape from the proximal end side toward the distal end side. The medical auxiliary tool according to claim 1, wherein the picking portion has a tip portion inclined from the upper surface toward the lower surface. The medical auxiliary tool according to claim 1 or 2, wherein the picking portion has a straight end when the finger is viewed from above. The medical auxiliary device according to any one of claims 1 to 3, wherein the mounting portion is made of a deformable belt-shaped member that is mounted on a finger by being wound around the finger. The medical auxiliary tool according to any one of claims 1 to 3, wherein the mounting portion is made of a ring-shaped member that fits on a finger. The medical auxiliary tool according to any one of claims 1 to 5, wherein at least a surface of the picking portion is formed of a resin material. The medical auxiliary device according to any one of claims 1 to 6, wherein the picking portion has a tip portion thinner than a diameter of the wire medical device when used with the wire medical device. The medical auxiliary device according to any one of claims 1 to 7, which is used for grasping a guide wire as the wire-shaped medical device.

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