JP2012005710A - Mouth opening aid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mouth opening aid easily manufactured at a low cost while a person who receives oral cavity care or treatment does not need to open his/her mouth large at first.SOLUTION: The mouth opening aid 1 includes: a lead-in part 2 inserted into the mouth of the person who receives oral cavity care; a tooth contact part 3 making contact with the teeth; and a finger insertion part 4 having an insertion hole 4a into which an operator's finger is inserted. The respective parts are integrally formed in the order of the lead-in part 2, the tooth contact part 3, and the finger insertion part 4, and a wavy curved surface is formed on the surface of the tooth contact part 3.

Description

  The present invention is used when a dentist, dental hygienist, nurse, caregiver or the like introduces an opening when performing oral care, examination or treatment of the elderly, a disabled person, etc., and keeps the opening state. It is related with the opening auxiliary tool for doing.

  Conventionally, an opener 60 shown in FIG. 8 for protecting a practitioner's finger for oral care and dental treatment is known. The opening device 60 is formed of a hard synthetic resin, and is formed of a cylindrical member 62 having a small outer diameter from one opening 62a end toward the other opening 62b end, and a soft synthetic resin material. The outer diameter of the opening 63a is reduced from the end of the opening 63a toward the end of the other opening 63b, and is formed of a cylindrical cushion member 63 provided in the cylinder of the cylindrical member 62. Wearing and putting the opening device 1 into the oral cavity (Patent Document 1).

  As another opening device 70, as shown in FIG. 9, an arm 74 that opens and closes via a fulcrum 73 is provided from an intermediate portion of an arm 72 in which a tip of a handle 71 is bent in a lateral direction. An arm 76 is provided via a fulcrum 75, and can be moved up and down by a ratchet 77 at the rear end of the arm 76. The ratchet 77 is pivotally supported inside the handle 71 by a spring 78, and the arm 74 and the handle 71 are connected by a spring 79. Is known (Patent Document 2).

Utility Model Registration No. 3125738 JP 2001-17451 A

  Here, although the opener described in Patent Document 1 can protect a practitioner's finger, a person receiving oral care or treatment must first open his mouth wide enough to hold the finger. It was difficult to use because it did not easily fit the size of teeth, gums, and bites of disabled people.

  On the other hand, the opener described in Patent Document 2 is that the person who receives oral care or treatment does not have to open the mouth wide at first by narrowing the tips of the arms 72 and 74. The structure itself was complicated and the manufacturing cost was high.

  SUMMARY OF THE INVENTION The present invention solves the above-described conventional problems, and a person who receives oral care or treatment does not need to open a mouth wide at the beginning and can be easily manufactured at low cost. The purpose is to provide.

  In order to solve the above-mentioned conventional problems, the invention relating to the opening assisting device of claim 1 is inserted into a mouth of a person who receives oral care, and a tooth contact portion where a tooth contacts and an insertion where a practitioner's finger is inserted An opening assisting tool having a finger insertion part provided with a hole is characterized in that a corrugated curved surface is formed on the surface of the tooth contact part. Therefore, the practitioner can easily slide left and right while the corrugated curved surface hits the tip of the tooth by shifting the tooth contact part left and right in the mouth of the person receiving oral care. The recipient's mouth can be opened widely to maintain this state.

  The invention of claim 2 is characterized in that, in the invention of claim 1, a connector to which a penlight, a vacuum or a cleaning device can be attached is provided adjacent to the finger insertion portion. Accordingly, it becomes easy to examine, care and treat the mouth of a person who receives oral care while keeping this state wide open.

  The invention of claim 3 is characterized in that, in the invention of claim 1 or 2, the synthetic resin forming the finger insertion portion is made of a soft synthetic resin. Therefore, the practitioner's finger fits in the insertion hole, and the opening assisting tool can be prevented from coming off the finger during oral care or treatment.

  The invention of claim 4 is characterized in that, in the invention of any one of claims 1 to 3, the synthetic resin forming the tooth contact portion is made of a soft synthetic resin. Therefore, it is possible to prevent the teeth and gums from being damaged when the tip of the tooth of the person who receives oral care contacts the tooth contact portion.

  In the invention of the opening assisting device of claim 1, it is possible to easily open the mouth of the person who receives oral care. In addition, in the invention of the opening assisting device of claim 2, it becomes easy to open the mouth of a person who receives oral care and to observe and treat the mouth while maintaining this state. Moreover, in invention of the opening assistance tool of Claim 3, it can prevent that an opening assistance tool remove | deviates from a finger at the time of oral care or a treatment. Further, in the invention of the opening assisting device according to claim 4, it is possible to prevent a person receiving oral care from damaging the teeth and gums.

It is a perspective view of the opening assistance tool which concerns on this invention. It is the sectional view on the AA 'line of FIG. It is a side view of the opening assistance tool which concerns on this invention. It is sectional drawing which shows other embodiment of a tooth contact part. It is sectional drawing which shows other embodiment of a tooth contact part. It is a perspective view which shows other embodiment of an opening assistance tool. It is a side view which shows other embodiment of an opening assistance tool. It is a figure which shows the conventional opening device. It is a figure which shows the other conventional opening device.

  FIG. 1 is a perspective view showing a first embodiment of an opening assisting tool according to the present invention, and FIG. 2 is a cross-sectional view taken along the line AA ′ of FIG. As shown in these drawings, the opening assisting tool 1 is formed in the longitudinal direction in the order of the introduction part 2, the tooth contact part 3, and the finger insertion part 4, and these parts are integrally formed.

  Here, since the introducing | transducing part 2 is a part inserted initially in the mouth of those who receive oral care, it has a tapered shape. The upper and lower surfaces of the tooth contact portion 3 are formed with corrugated curved surfaces, and two convex portions 3a and three concave portions 3b are formed on the upper and lower surfaces, respectively. The size of the mouth varies depending on the person receiving oral care (infant, adult, etc.), but as a guideline, the vertex of the convex portion 3a on the upper surface of the tooth contact portion 3 and the vertex of the convex portion 3a on the lower surface are straight lines. It is designed so that the length tied at the end is about the length of two thumbs. Further, the height of the convex portion 3a may be inclined so that the height of the convex portion 3a on the introduction portion 2 side is minimum and the height of the convex portion 3a on the finger insertion portion 4 side is maximum. it can.

  FIG. 3 is a side view of the opening assisting tool 1 according to the present invention shown in FIG. As shown in this figure, the finger insertion portion 4 is formed with an insertion hole 4a. The insertion hole 4a is sized to fit when a thumb is inserted.

  Moreover, the tooth contact part 3 is shape | molded so that the width direction edge part of the opening assistance tool 1 may become the recessed part 3b. And the introductory part 2 has the inclined surface 2a formed in the upper surface and the lower surface so that it may become a taper shape.

  Since the opening aid 1 according to the present invention is configured as described above, the practitioner inserts a finger into the insertion hole 4a of the finger insertion portion 4 and then receives the oral care from the introduction portion 2 The insertion is stopped when the tooth comes to a position where the tooth contacts the tooth contact portion 3. Next, the practitioner shifts the opening assisting tool 1 in the left-right direction so that the teeth of the person receiving oral care come into contact with the corrugated curved surface in which the convex portions 3a and the concave portions 3b of the tooth contact portion 3 are formed. Thus, the mouth of the person who receives oral care gradually becomes wide open.

  FIG. 4 is a sectional view showing the tooth contact portion 13 of the second embodiment of the opening aid according to the present invention. As shown in this figure, the tooth contact portion 13 is a corrugated curved surface in which a convex portion 13a and a concave portion 13b are formed on either the upper surface or the lower surface, and the other surface 13c is a flat surface. . Even in the case of this second embodiment, the teeth of the person receiving oral care will come into contact with the corrugated curved surface on which the convex portions 13a and concave portions 13b of the tooth contact portion 13 are formed, and the mouth of the person receiving oral care Can be gradually opened wide.

  Fig.5 (a) is sectional drawing which shows the tooth | gear contact part 23 of 3rd Embodiment of the opening assistance tool which concerns on this invention. As shown in this figure, the tooth contact portion 23 has corrugated curved surfaces formed on the upper surface and the lower surface, and the upper surface and the lower surface are respectively formed with three convex portions 23a and four concave portions 23b. is there.

  FIG.5 (b) is sectional drawing which shows the tooth | gear contact part 33 of 4th Embodiment of the opening assistance tool which concerns on this invention. As shown in this figure, the tooth contact portion 33 is formed such that either the upper surface or the lower surface is a corrugated curved surface, and the other surface 33c is a flat surface. On either the upper surface or the lower surface, there are three convex portions 33a and four concave portions 33b.

  FIG. 6 is a perspective view showing a fifth embodiment of the opening assisting tool according to the present invention. As shown in this figure, the opening aid 1 shown in FIG. 1 is attached with a connecting tool 40 so as to tighten the outer circumferential direction of the finger insertion portion 4. The connector 40 includes an attachment portion 40a to which a penlight, a vacuum, a cleaning device or the like can be attached.

  The mounting portion 40a is formed of a member having a spring force, and by opening the end portions 40b and 40b, the opening portion 40c can be expanded. In this state, the penlight, the vacuum, or the cleaning device is opened. After inserting into the part 40c, it can fix easily by releasing a hand from the edge parts 40b and 40b.

  FIG. 7 is a side view showing a sixth embodiment of the opening assisting tool according to the present invention. As shown in this figure, in the opening assisting tool 50, the finger insertion portion 54 is formed of a soft synthetic resin. Similarly, the tooth contact portion 53 (region indicated by oblique lines) is formed of a soft synthetic resin.

  Thus, since the finger to be inserted fits by forming the finger insertion portion 54 with a soft synthetic resin, it is possible to prevent the opening assisting tool 50 from coming off the finger during oral care or treatment. .

  Further, by forming the tooth contact portion 53 with a soft synthetic resin, it is possible to prevent a person receiving oral care from damaging the teeth and gums, and the finger insertion portion 54 and the tooth contact portion 53 are Since they do not overlap, even if a person who receives oral care bites the tooth contact portion 53 at the time of treatment, the finger of the practitioner will not be hurt. The soft synthetic resin referred to here is a synthetic resin having elasticity and elasticity that can be easily deformed by applying a tensile force or a pressing force.

  7 is an example in which at least one or both of the tooth contact portion 53 and the finger insertion portion 54 is formed of a soft synthetic resin, and the entire opening aid including the other portions. You may form with a soft synthetic resin. Furthermore, you may form parts other than the tooth contact part 53 and the finger insertion part 54 with a hard synthetic resin or another material.

  In addition, it cannot be overemphasized that various embodiment can be taken in the range which does not deviate from the meaning of this invention. For example, a cylindrical protective member formed of a soft synthetic resin may be prepared as a separate body, and the protective member may be detachably installed so as to cover the tooth contact portions 3 and 53. By comprising in this way, when a protection member is damaged by contact of a tooth, it is only necessary to replace the protection member, and it becomes a more economical opening aid.

  The opening aid of the present invention is a tool that keeps the mouth wide open when a dentist, dental hygienist, nurse, caregiver or the like performs oral care or treatment of a disabled person, an elderly person, etc. Used as.

DESCRIPTION OF SYMBOLS 1,50 Opening aid 2 Introduction part 3,13,23,33,53 Tooth contact part 3a, 13a, 23a, 33a Convex part 3b, 13b, 23b, 33b Concave part 4,54 Finger insertion part 4a Insertion hole 40 Connecting tool 40a Mounting portion 40b End portion 40c Opening portion

Claims (4)

  In an opening assisting tool having a tooth contact portion inserted into a mouth of a person receiving oral care and contacted by a tooth, and a finger insertion portion having an insertion hole into which a practitioner's finger is inserted, the surface of the tooth contact portion A corrugated curved surface is formed on the opening assisting device.   The opening assisting device according to claim 1, wherein a connecting tool to which a penlight, a vacuum, or a cleaning device can be attached is provided adjacent to the finger insertion portion.   The opening assisting tool according to claim 1 or 2, wherein the synthetic resin forming the finger insertion portion is made of a soft synthetic resin.   The synthetic resin which forms a tooth contact part consists of a soft synthetic resin, The opening assistance tool of any one of Claims 1-3 characterized by the above-mentioned.

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