CN211213642U

CN211213642U - Oral cavity resin adhesive medicine coating rod

Info

Publication number: CN211213642U
Application number: CN201921818778.8U
Authority: CN
Inventors: 崔琳; 蔡鑫嘉; 姚志刚
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-08-11
Anticipated expiration: 2029-10-28

Abstract

An oral resin adhesive medicine coating rod comprises a head part, a neck part, a body part and a tail part which are sequentially and fixedly connected from bottom to top, and further comprises a piece to be broken and an adhesive, wherein a tubular cavity for containing the adhesive is arranged in the medicine coating rod, a neck part through hole for connecting the head part through hole with the tubular cavity is arranged in the neck part, the piece to be broken is made of a brittle high polymer material and is arranged in the neck part through hole and used for sealing the lower end of the tubular cavity, and the neck part is bent to break the piece to be broken so that the adhesive in the tubular cavity flows down along the neck part through hole and the head part through hole; the tail is arranged above the body and seals the upper end of the tubular cavity, and the tail can be broken off, so that the upper end of the tubular cavity is communicated with the outside. The utility model reduces the process of dripping the bottled adhesive on the adhesive medicine coating rod, thereby reducing the risk of sanitary pollution; the fixed dosage setting of the adhesive enables more accurate clinical operation and also avoids insufficient adhesive dripping and waste.

Description

Oral cavity resin adhesive medicine coating rod

Technical Field

The utility model belongs to the technical field of the oral medicine, concretely relates to oral resin adhesive medicine-coating stick.

Background

Tooth defects often have adverse effects on chewing, development, facial appearance, dental pulp, periodontal tissue, and even general health. Dental defects are typically treated by filling. In the case of dental caries, filling treatment of tooth defects, prosthesis adhesion, and the like, an adhesive is generally applied using a stick for applying an adhesive when resin adhesion is used.

The adhesive used in stomatology department at present is prepared by dripping bottled adhesive on a disposable adhesive medicine coating rod, the medicine coating rod is not sterilized effectively, the aseptic standard of the adhesive can not be achieved effectively, in addition, the dosage of the dripped adhesive can not be controlled, and the problems of too little dripped adhesive or waste of the adhesive exist.

Patent document CN201610492043 discloses a shaped medicine coating rod and a preparation process thereof, wherein an integrally injection molding burr is arranged at the front end of a rod body, the integrally injection molding burr comprises a rod tip and a burr, the burr comprises a solid ball head and a plurality of plastic bristles arranged on the surface of the solid ball head, the solid ball head is in a spindle shape, the preparation process comprises the steps of firstly blending injection molding raw materials, then injecting the injection molding raw materials into an injection cylinder for heating, injecting hot melting raw materials into a model, maintaining pressure for cooling, and finally demolding and taking out the integrally formed medicine coating rod. But the medicine coating rod does not consider the problem of sanitation and disinfection in the process of dripping the adhesive, and is not convenient to control the dosage of the adhesive.

Therefore, there is a need to design a new oral resin adhesive applicator stick.

Disclosure of Invention

An object of the utility model is to provide an oral cavity resin bonding agent medicine coating rod to solve the effective disinfection of the bonding agent dropwise add in-process medicine coating rod that proposes in the background art and the problem of the good control of dosage of dropwise add bonding agent.

In order to achieve the purpose, the utility model provides an oral resin adhesive medicine coating rod, which comprises a head part, a neck part, a body part and a tail part which are fixedly connected in sequence from bottom to top, a piece to be broken and an adhesive, the head part, the neck part, the body part, the tail part and the piece to be broken are all made of high polymer materials which do not react with the adhesive, the medicine coating rod is internally provided with a tubular cavity for containing adhesive, the head is conical, the tip of the cone is downward, the axial center of the head is provided with a head through hole, the tip of the cone is provided with bristles, the neck part is internally provided with a neck part through hole for connecting the head part through hole and the tubular cavity, the piece to be broken is arranged in the neck part through hole and is used for sealing the lower end of the tubular cavity, the piece to be broken is a brittle high polymer material, the neck part is bent to break the to-be-broken piece, so that the adhesive in the tubular cavity flows down along the neck part through hole and the head part through hole; the body part comprises a main body part with a tubular cavity, and the tubular cavity is filled with adhesive; the tail is arranged above the body and seals the upper end of the tubular cavity, and the tail can be broken off, so that the upper end of the tubular cavity is communicated with the outside.

In a specific embodiment, the plane of the tablet to be broken forms an angle of less than 45 degrees with the axial center line of the applicator rod.

In a specific embodiment, the included angle between the plane where the tablet to be broken is located and the axial center line of the medicine application rod is greater than or equal to 25 degrees and less than or equal to 35 degrees.

In a particular embodiment, the thickness of the neck is less than 1mm and the thickness of the piece to be broken is less than 0.5 mm.

In a specific embodiment, the length of the medicine coating rod is 9-15 cm, the length of the body part is 7-11 cm, and the outer diameter of the body part is 3-5 mm; the space outside the adhesive in the tubular cavity is in a negative pressure state.

In a specific embodiment, the tail part is provided with a breaking structure which has an outer diameter smaller than that of other parts of the tail part and is convenient to break.

In a particular embodiment, the head, neck, body and tail are all constructed of a common plastic, with the neck having an outer diameter less than the outer diameter of the body.

In a particular embodiment, the head, neck, body and tail are integrally formed.

In a particular embodiment, the body is provided with friction means on the outside for easy gripping.

In a specific embodiment, the friction structure is a concave-convex transverse line with a line perpendicular to the axial direction of the medicine coating rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

the design of the utility model reduces the process of dripping the bottled adhesive on the adhesive medicine coating rod in the process of clinically coating the adhesive, thereby reducing the risk of sanitary pollution; the fixed dosage setting of the adhesive enables more accurate clinical operation and also avoids insufficient adhesive dripping and waste.

The utility model discloses treat that the plane of rupture disk place and the axial direction line of medicine-applying stick become certain angle to and the neck can both conveniently make through the bending and treat the rupture disk breakage with the thickness control of treating the rupture disk, the adhesive of being convenient for flows.

The utility model discloses a rupture structure is convenient with the afterbody rupture to make whole medicine stick of scribbling link up from top to bottom, make things convenient for the adhesive inside to flow.

The utility model discloses a friction structure conveniently grips, does not skid at the in-process of coating adhesive.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic view of an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an embodiment of the present invention;

wherein, 1, head; 2. a neck portion; 3. a body portion; 4. a tail portion; 5. a piece is to be broken; 6. an adhesive; 7. a tubular cavity; 11. a head through hole; 12. brushing; 21. a neck through hole; 31. a friction structure; 41. and (5) breaking the structure.

Detailed Description

The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.

Example 1

The utility model provides a pair of oral cavity resin bonding agent medicine coating rod, medicine coating rod includes from supreme fixed connection's head 1, neck 2, somatic part 3 and afterbody 4 in proper order down, still including treating fragment 5 and adhesive 6, head 1, neck 2, somatic part 3, afterbody 4 and treat that fragment 5 comprises the macromolecular material that does not react with the adhesive, medicine coating rod inside is equipped with tubular cavity 7 that is used for adorning adhesive 6, head 1 is coniform and conical pointed end down, and head 1's axial direction is equipped with head through-hole 11, and conical pointed end department is provided with brush hair 12, be equipped with neck through-hole 21 of connecting head through-hole 11 with tubular cavity 7 in neck 2, treat that fragment 5 sets up in neck through-hole 21 and be used for the sealed of tubular cavity 7 lower extreme, treat fragment 5 for fragile macromolecular material, thereby can make through crooked neck 2 and treat that fragment 5 is broken and make adhesive 6 in the tubular cavity 7 along neck 21 and head through-hole 11 Flowing down; the body 3 comprises a main body part of a tubular cavity 7, and the tubular cavity 7 is filled with an adhesive 6; the tail part 4 is arranged above the body part 3 and seals the upper end of the tubular cavity 7, and the tail part 4 can be broken off so that the upper end of the tubular cavity 7 is communicated with the outside.

In a specific embodiment, the plane of the tablet 5 to be broken forms an angle of less than 45 degrees with the axial center line of the applicator rod.

In a specific embodiment, the included angle between the plane of the tablet to be broken 5 and the axial center line of the medicine coating rod is more than or equal to 25 degrees and less than or equal to 35 degrees.

In a particular embodiment, the thickness of the neck 2 is less than 1mm and the thickness of the piece 5 to be broken is less than 0.5 mm.

In a specific embodiment, the length of the medicine coating rod is 9-15 cm, the length of the body part 3 is 7-11 cm, and the outer diameter of the body part 3 is 3-5 mm; the space outside the adhesive 6 in the tubular cavity 7 is in a negative pressure state. After the adhesive is injected, vacuum-pumping treatment is carried out to enable the space in the tubular cavity 7 except the adhesive 6 to form a negative pressure state, when the medicine applying rod is used, the tail part is firstly broken off, the atmospheric pressure enables the adhesive 6 in the tubular cavity 7 to be pressed towards the head part of the medicine applying rod, and then the neck part is bent to enable the adhesive to flow out more easily.

In a specific embodiment, the tail portion 4 is provided with a breaking structure 41 which has an outer diameter smaller than that of other portions of the tail portion and is easy to break. The utility model discloses a rupture structure is convenient with the afterbody rupture to make whole medicine stick of scribbling link up from top to bottom, make things convenient for the adhesive inside to flow.

In a particular embodiment, the head 1, neck 2, body 3 and tail 4 are all constructed of a common plastic material, with the neck having an outer diameter less than the body.

In a particular embodiment, the head 1, neck 2, body 3 and tail 4 are integrally formed.

In a particular embodiment, the body 3 is provided with friction means 31 on the outside for easy gripping. The utility model discloses a friction structure conveniently grips, does not skid at the in-process of coating adhesive.

In a specific embodiment, the friction structure 31 is a raised transverse stripe perpendicular to the axial direction of the drug-coating rod.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions and replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The oral resin adhesive medicine coating rod is characterized by comprising a head (1), a neck (2), a body (3) and a tail (4) which are fixedly connected in sequence from bottom to top, and further comprising a to-be-broken piece (5) and an adhesive (6), wherein the head (1), the neck (2), the body (3), the tail (4) and the to-be-broken piece (5) are all made of a high polymer material which does not react with the adhesive, a tubular cavity (7) used for containing the adhesive (6) is arranged in the medicine coating rod, the head (1) is conical, the tip of the cone faces downwards, a head through hole (11) is formed in the axial center of the head (1), bristles (12) are arranged at the tip of the cone, a neck through hole (21) for connecting the head part through hole (11) and the tubular cavity (7) is formed in the neck (2), and the to-be-broken piece (5) is arranged in the neck through hole (21) and is used for sealing the lower end of the tubular cavity, the piece to be broken (5) is a brittle high polymer material, and the piece to be broken (5) can be broken by bending the neck (2) so that the adhesive (6) in the tubular cavity (7) flows down along the neck through hole (21) and the head through hole (11); the body part (3) comprises a main body part of a tubular cavity (7), and an adhesive (6) is filled in the tubular cavity (7); the tail part (4) is arranged above the body part (3) and seals the upper end of the tubular cavity (7), and the tail part (4) can be broken off, so that the upper end of the tubular cavity (7) is communicated with the outside.

2. A applicator stick according to claim 1, wherein the plane in which the fragments (5) are to be broken is at an angle of less than 45 ° to the axial centre line of the stick.

3. The applicator stick according to claim 2, wherein the plane of the tablet (5) to be broken forms an angle of 25 ° or more and 35 ° or less with the axial center line of the applicator stick.

4. Applicator stick according to claim 1, characterized in that the thickness of the neck (2) is less than 1mm and the thickness of the tablet (5) to be broken is less than 0.5 mm.

5. The applicator stick according to claim 1, wherein the length of the applicator stick is 9 to 15cm, the length of the body part (3) is 7 to 11cm, and the outer diameter of the body part (3) is 3 to 5 mm; the space outside the adhesive (6) in the tubular cavity (7) is in a negative pressure state.

6. The applicator rod according to claim 1, wherein the tail part (4) is provided with a breaking structure (41) which has an outer diameter smaller than that of other parts of the tail part and is convenient to break.

7. A applicator stick according to claim 1, wherein the head (1), neck (2), body (3) and tail (4) are all of a common plastic material, the neck having an outer diameter less than the body.

8. The applicator stick according to claim 7, wherein the head (1), neck (2), body (3) and tail (4) are integrally formed.

9. Applicator stick according to claim 1, characterized in that the body (3) is provided with friction means (31) on the outside for easy gripping.

10. A applicator rod according to claim 9, wherein the friction structure (31) is a cross-relief pattern perpendicular to the axial direction of the applicator rod.