JP3174735U - Vial cap remover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vial cap remover capable of easily and surely removing a vial cap without damaging a user's fingertip.
[Solution]
The plate-like members 21 and 22 are disposed so as to be substantially parallel. The distance between the plate-like members 21 and 22 is maintained by the spacers 23 and 24 at a value equal to or greater than the thickness of the vial cap 5. The plate-like member 21 has an opening 25 having a substantially trapezoidal shape. The length of the lower base of the substantially trapezoidal opening 25 is selected to be larger than the outer diameter of the cap 5, and the length of the upper base is selected to be smaller than the inner diameter of the cap 5.
[Selection] FIG.

Description

  The present invention relates to a vial cap remover that removes a cap attached to a vial that stores a drug solution such as an injection solution or a drug.

  Currently, vials are widely used as storage containers for chemical solutions and drugs.

  FIG. 17 (a) is a diagram showing the configuration of a vial in which a drug solution for injection is sealed.

  In FIG. 17A, reference numeral 1 denotes a bottle body that stores the chemical solution 2, and the bottle mouth is sealed with a rubber stopper 3, and the rubber stopper 3 is sealed with a mouthpiece 4. Reference numeral 5 denotes a resin cap for keeping the upper surface of the rubber plug 3 sealed.

  As shown in FIG. 17B, a locking ring 5a that engages with the peripheral portion of the opening 4a of the base 4 is formed on the back surface side of the cap 5, and the storage state shown in FIG. The cap 5 is locked to the base 4 while being attached to the base 4 to protect the upper surface of the rubber plug 3.

  When using the stored chemical solution 2, as shown in FIG. 18A, the user first grasps the vial body 1 of the vial with one hand H <b> 1 and the fingertip of the other hand H <b> 2 on the lower end surface portion of the cap 5. The cap 5 is detached from the base 4 by moving the cap 5 so as to peel from the base 4.

  Next, as shown in FIG. 18 (b), the user inserts the injection needle N of the syringe P into the upper surface of the rubber stopper 3 exposed from the opening 4 a of the base 5, and puts the drug solution 2 in the syringe P. Move this to the appropriate amount and use it.

  As described above, conventionally, when the drug solution 2 is used, the user removes the vial cap using his / her finger.

  However, there are many operations for removing the caps of vials in hospitals, and there are some caps that are difficult to remove depending on the type of vial. When removing such difficult caps by conventional methods, there is a problem that the user can easily hurt the finger. It was. For example, in the case where the bottle body 1 is a small vial such as a vial containing an injection solution of influenza preventive vaccine, the cap 5 also has a small outer diameter A and a wall thickness at the lower end (FIG. 17B). The difference between the outer diameter A and the inner diameter B shown in FIG. 2 is also thin, so that it is difficult to remove the cap 5 from the base 4, so that the user is easily damaged. Furthermore, in the case of a group inoculation of influenza preventive vaccine, it is necessary to remove the caps of a large number of vials within a short period of time, and there is a high possibility that the user will hurt the finger. When it is hurt, the medical practice itself will be disturbed.

  In order to solve the above problems, a first means of the present invention is a vial cap removing tool for removing a cap attached to a mouthpiece of a vial in which a drug solution or a drug is sealed, and is a flat surface of the cap. The end surface of one end side of the rod-shaped body is formed in a flat surface, and a part of the periphery of the end surface formed in the flat surface is along the periphery. A guide wall portion rising from the end surface by a predetermined length is formed, and an engaging piece extending so as to protrude in parallel with the end surface is disposed on the upper side of the end surface at the upper end portion at the center of the guide wall portion. And the predetermined length of the guide wall is carried to a value equal to or greater than the thickness of the cap, and the engagement piece extends so as to protrude parallel to the end face from the center of the upper end of the guide wall. The distance to the center of the end of the cap is the outer diameter of the cap And it is characterized in that it is selected the difference more than the distance between the inner diameter. Here, an arc-shaped notch is formed at the center of the end of the engagement piece, and the distance between the center of the notch and the center of the upper end of the guide wall is determined by the cap. The distance may be selected to be greater than the difference between the outer diameter and the inner diameter. Furthermore, a plate-like handshake portion extending in the length direction of the rod-shaped body may be disposed on the end surface opposite to the end surface formed on the flat surface of the rod-shaped body.

  In order to solve the above problems, the second means of the present invention is a vial cap remover for removing a cap attached to a mouthpiece of a vial in which a chemical solution is sealed, The two plate-like members having a width wider than the outer diameter of the flat surface portion, and two spacers disposed so as to be sandwiched between both end portions of the two-plate member, The distance between the two plate-like members formed by the spacer is selected to be a value equal to or greater than the thickness of the cap, and one of the two plate-like members has a substantially trapezoidal opening. Is drilled so that the upper base and the lower base are respectively located on the end side in the length direction of the plate-like member, and the length of the lower base is larger than the outer diameter of the cap. The length of the upper base is smaller than the inner diameter of the cap. And it is characterized in that it is selected. Here, the interval between the two plate-like members may be formed so as to be wide on the lower base side of the substantially trapezoidal shape that is the shape of the opening and narrow on the upper base side.

  In order to solve the above problems, the third means of the present invention is a vial cap remover for removing a cap attached to a mouthpiece of a vial in which a chemical solution is sealed, Are formed by two plate-like members each having one end side coupled by a connecting portion so as to face each other substantially in parallel, the width of which is wider than the outer diameter of the flat portion of the cap. The distance between the two plate-like members is selected to be a value equal to or greater than the thickness of the cap, and one plate-like member of the two plate-like members has a substantially trapezoidal opening. The plate member is perforated so that the upper and lower bases are respectively positioned on the end in the longitudinal direction of the plate-like member, and the length of the lower base is selected to be larger than the outer diameter of the cap. The length of the upper base is selected to be smaller than the inner diameter of the cap. The one in which the features. Here, the connecting portion may be configured by a spacer disposed so as to be sandwiched between one end sides of the two plate-like members, and the spacer may be the two sheets. It may be formed integrally with the plate member. Alternatively, the two plate-like members are formed by bending one plate-like member in which the two plate-like members are continuously formed, and the connecting portion is formed by the bent portion. It may be configured. In the above means, the interval between the two plate-like members may be formed so as to be wide on the lower base side of the substantially trapezoidal shape that is the shape of the opening and narrow on the upper base side.

  ADVANTAGE OF THE INVENTION According to this invention, the vial cap removal tool which can remove the cap of a vial easily and reliably without damaging a user's fingertip can be provided.

It is a block diagram which shows the structure of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of operation | movement of Example 1 of this invention. It is explanatory drawing of a structure of Example 1 of this invention. It is a block diagram which shows the structure of Example 2 of this invention. It is a block diagram which shows the structure of Example 2 of this invention. It is explanatory drawing of operation | movement of Example 2 of this invention. It is explanatory drawing of operation | movement of Example 2 of this invention. It is explanatory drawing of a structure of Example 2 of this invention. It is explanatory drawing of operation | movement of Example 2 of this invention. It is explanatory drawing of a structure of Example 2 of this invention. It is explanatory drawing of a structure of Example 2 of this invention. It is explanatory drawing of a structure of a vial. It is explanatory drawing of the usage method of the conventional vial.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  1A and 1B are diagrams showing a configuration of a first embodiment of the present invention, in which FIG. 1A is a perspective view and FIG. 1B is a plan view seen from above.

  As shown in FIGS. 1A and 1B, the vial cap remover 10 according to the first embodiment includes a rod-shaped body 11, a guide wall portion 13, and an engagement piece 14.

  The rod-shaped body 11 is a rod-shaped body having a cross section on which the entire flat portion of the cap of the vial can be placed, and is not limited to a cylindrical shape, and may be a polygonal columnar body such as a quadrangular column. An end face 12 on one end side of the rod-like body 11 is formed into a flat surface. A guide wall portion 13 is formed on a part of the periphery of the end surface 12 so as to rise by a predetermined length h along the periphery.

  An engaging piece 14 that extends so as to protrude in parallel with the end surface 12 is disposed on the upper side of the end surface 12 at the upper end portion at the center of the guide wall portion 13.

  In the first embodiment, an arcuate cutout 15 is formed at the center of the engagement piece 14. The notch 15 has a function of widening the contact area between the lower end surface of the cap and the engagement piece 14 and a function of positioning so that the vial does not shift when the cap is removed.

  Here, the predetermined length h of the guide wall 13 is a value equal to or larger than the thickness W of the vial cap 5 shown in FIG. The distance l from the center of the upper end of the guide wall to the center of the end of the engaging piece 14 is the difference between the outer diameter A and the inner diameter B of the vial cap 5 shown in FIG. That is, the distance is selected so as to be a value equal to or greater than the thickness of the lower end surface of the cap 5.

  Next, a method of using the first embodiment configured as described above will be described.

  First, as shown in FIG. 2A, the user places the upper surface of the vial cap 5 on the end surface 12 of the rod-shaped body 11, and moves the bottle along the guide wall portion 13 and the engagement piece 15. The main body 1 is moved and positioned so that the base 4 contacts the notch 15 of the engagement piece 14. A sectional view of this state is shown in FIG.

  From the state shown in FIG. 2A, when the user presses the cap 4 against the engaging piece 14 and tilts the bottle body 1 to the opposite side to the engaging piece 14, the state shown in FIG. The cap 5 whose upper surface side movement is restricted by the end face 12 and whose lower end face movement is restricted by the engagement piece 14 is detached from the base 4. A cross-sectional view of this state is shown in FIG.

  Here, if the predetermined length h of the guide wall 13 is selected to be a value equal to or larger than the thickness of the maximum cap among the caps 5 of the currently distributed vials, the guide wall 13 has a thickness W less than that. The vial cap 5 can also be easily removed as shown in FIGS. 4 and 5 by the same operation as described above with reference to FIGS. Furthermore, the cap 5 of the small vial can be easily removed using the first embodiment as shown in FIGS.

  In the vial cap remover 10 according to the first embodiment, the end face of the rod-like body 11 opposite to the end face 12 is shown in FIG. 8 so that the user can firmly support the vial cap remover 10. As shown in FIG. 4, a plate-like handshake part 11 a extending in the length direction of the rod-like body 11 may be provided.

  FIG. 9 is a perspective view showing the configuration of the vial cap removing tool 20 according to the second embodiment of the present invention. FIG. 10 (a) is a plan view thereof, and FIG. 10 (b) is a side view thereof. is there.

  As shown in FIGS. 9 and 10, the second embodiment includes two plate-like members 21 and 22 and two spacers 23 and 24.

  The widths of the plate-like members 21 and 22 are selected to be a value equal to or larger than the outer diameter A of the vial cap 5 shown in FIG. Further, the distance w between the two plate-like members 21 and 22 shown in FIG. 10B is selected to be equal to or greater than the thickness W of the vial cap 5 shown in FIG.

  The plate-like member 21 has a substantially trapezoidal opening 25 (in the second embodiment, the upper and lower bases of the trapezoid are processed in an arc shape). The substantially trapezoidal opening 25 is formed such that each of the upper base and the lower base is located on the end side in the length direction of the plate-like member 21. Further, the length d of the lower bottom of the substantially trapezoidal opening 25 shown in FIG. 10A is selected to be larger than the outer diameter A of the vial cap 5 shown in FIG. The length u is selected to be smaller than the inner diameter B of the vial cap 5 shown in FIG.

  Next, a method of using the second embodiment configured as described above will be described.

  First, as shown in FIG. 11A, the user inserts the vial cap 5 into the lower bottom side of the substantially trapezoidal opening 25 and moves it until it stops at the upper bottom side of the opening 25. When the both sides of the base 4 come into contact with the plate-like member 21 forming the opening 25, the movement of the vial stops. In the state shown in FIG. 11B in which such movement of the vial is restricted, when the user tilts the vial body 1 of the vial toward the lower bottom side of the opening 25, FIGS. ), The cap 5 whose upper surface side movement is restricted by the plate-like member 22 and whose lower end face movement is restricted by the plate-like member 21 is removed from the base 4.

  Here, FIG. 12A is a longitudinal sectional view of the state of FIG. 11B, and FIG. 12B is a transverse sectional view of the state of FIG.

  In the second embodiment described above, as shown in FIG. 13 (a), the value of the length u of the upper base of the substantially trapezoidal opening 25 is the smallest of the caps of the currently passing vials. As shown in FIG. 13B, the distance w2 between the plate-like members 21 and 22 on the upper bottom side of the opening 25 is set to the distance w1 on the lower bottom side. If it is configured so as to be narrower than that shown in FIGS. 14 (a) and 14 (b), the movement of tilting the bottle body 1 when the cap 5 of the small vial is removed using the second embodiment as shown in FIGS. The distance S can be made a small moving distance.

  Furthermore, in the second embodiment described above, when the plate-like members 21 and 22 are made of a highly rigid material such as a metal plate, as shown in FIGS. 15 (a) and 15 (b). Only one spacer may be provided (spacer 24 in FIG. 15).

  In the case of the configuration as shown in FIG. 15, the one spacer 24 also has a function as a connecting portion for connecting the plate-like member 21 and the plate-like member 22. As shown in FIG. 16A, the plate-like member 21 and the plate-like member 22 may be integrally formed as a connecting portion 26. Further, as shown in FIG. 16B, the two plate-like members 21 and 22 are formed by bending one plate-like member in which the two plate-like members are continuously formed. In this case, the bent portion 27 functions as a connecting portion. Even in the above-described configuration, as described above, the interval w between the two plate-like members 21 and 22 is wide on the lower bottom side of the substantially trapezoidal opening 25 and narrow on the upper bottom side. By doing so, the cap 5 of the small vial can be removed with a small moving distance S.

DESCRIPTION OF SYMBOLS 1 Bottle main body 2 Chemical solution 3 Rubber stopper 4 Base 4a Opening part 5 Cap 5a Locking ring 10,20 Vials cap removal tool 11 Rod-shaped body 11a Handshake part 12 End surface 13 Guide wall part 14 Engagement piece 15 Notch part 21, 22 Plate Shaped members 23, 24 Spacer 25 Opening portion 26 Connecting portion 27 Bending portion A Outer diameter B Inner diameter H1, H2 Hand N Injection needle P Syringe S Moving distance W Thickness d Lower bottom length h Predetermined length l Distance u Upper bottom length W, w1, w2 interval

Claims (10)

A vial cap remover that removes the cap attached to the mouthpiece of the vial in which the drug solution or drug is sealed,
It consists of a rod-shaped body having a cross section on which the entire surface of the flat portion of the cap can be placed, and the end surface on one end side of the rod-shaped body is formed into a plane
A guide wall portion rising from the end surface by a predetermined length along the periphery is formed on a part of the periphery of the end surface formed on the plane,
An engagement piece that extends so as to project parallel to the end surface is disposed on the upper side of the end surface at the upper end of the center of the guide wall portion,
The predetermined length of the guide wall is carried to a value equal to or greater than the thickness of the cap,
The distance from the center of the upper end portion of the guide wall portion to the center of the end portion of the engagement piece that extends in parallel with the end surface is equal to or greater than the difference between the outer diameter and the inner diameter of the cap. A vial cap remover characterized by being selected for distance.   An arc-shaped cutout is formed at the center of the end of the engagement piece, and the distance between the center of the cutout and the center of the upper end of the guide wall is equal to the outer diameter of the cap. The vial cap remover according to claim 1, wherein the vial cap remover is selected to have a distance greater than the difference from the inner diameter.   2. A plate-like handshake portion extending in the length direction of the rod-shaped body is disposed on an end surface opposite to the end surface formed on the flat surface of the rod-shaped body. Or the vial cap removal tool of Claim 2. A vial cap remover for removing a cap attached to a mouthpiece of a vial in which a chemical solution is sealed,
The two plate-like members having a width wider than the outer diameter of the flat portion of the cap, and two spacers disposed so as to be sandwiched between both ends of the two-plate member,
The distance between the two plate-like members formed by the two spacers is selected to be a value greater than the thickness of the cap,
One plate-like member of the two plate-like members has a substantially trapezoidal opening, and an upper base and a lower base are positioned on the end of the plate-like member in the length direction. Is drilled as
The vial cap remover characterized in that the length of the lower base is selected to be a value larger than the outer diameter of the cap, and the length of the upper base is selected to be a value smaller than the inner diameter of the cap.   The space between the two plate-like members is formed so as to be wide on the lower base side of the substantially trapezoidal shape that is the shape of the opening and narrow on the upper base side. Vial cap remover. A vial cap remover for removing a cap attached to a mouthpiece of a vial in which a chemical solution is sealed,
Two plate-like members each having one end side coupled by a connecting portion so that their planes face each other substantially in parallel, the width of which is wider than the outer diameter of the plane portion of the cap. Composed of members,
The interval between the two plate-like members is selected to be a value greater than the thickness of the cap,
One plate-like member of the two plate-like members has a substantially trapezoidal opening, and an upper base and a lower base are positioned on the end of the plate-like member in the length direction. Is drilled as
The vial cap remover characterized in that the length of the lower base is selected to be a value larger than the outer diameter of the cap, and the length of the upper base is selected to be a value smaller than the inner diameter of the cap.   The vial cap remover according to claim 6, wherein the connecting portion is constituted by a spacer disposed so as to be sandwiched between one end sides of the two plate-like members.   The vial cap remover according to claim 7, wherein the spacer is formed integrally with the two plate-like members.   The two plate-like members are formed by bending one plate-like member in which the two plate-like members are continuously formed, and the connecting portion is constituted by the bent portion. The vial cap remover according to claim 6, wherein the vial cap remover is provided.   The space between the two plate-like members is formed so as to be wide on the lower bottom side of the substantially trapezoidal shape that is the shape of the opening, and narrow on the upper bottom side. The vial cap remover according to any one of items 9 to 9.

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