CN213346099U

CN213346099U - Ultrasonic oscillation washing file needle, working tip and ultrasonic oscillation washing equipment

Info

Publication number: CN213346099U
Application number: CN202021288514.9U
Authority: CN
Inventors: 詹剑锋; 林剑华; 朱添幸; 覃秀尤
Original assignee: Guilin Woodpecker Medical Instruments Co Ltd
Current assignee: Guilin Woodpecker Medical Instruments Co Ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-06-04
Anticipated expiration: 2030-07-03

Abstract

An embodiment of the utility model provides an supersound is swung and is washed needle, work point and supersound and is swung and wash equipment relates to medical equipment technical field. The embodiment of the utility model provides an supersound is swung and is washed file needle and include interconnect's pinpoint portion and connecting portion, during the use, is swung the file needle with the supersound through being connected of connecting portion and base member and is connected in the base member to form the work point, then pinpoint portion inserts and swings in the root canal and wash. The existing ultrasonic oscillation washing file needle is made of metal materials, the needle tip part and the connecting part are both made of plastic materials, and the hardness of the plastic materials is lower than that of teeth, so that the problem that the file needle damages the root canal wall during oscillation washing can be solved. And because the toughness of plastics material is greater than the metal material, consequently swinging the washing in-process, the supersound is swung the difficult fracture of washing file to improved the supersound and swung the problem of washing file fracture card in the root canal, improved the security when using greatly, solved the doctor and swung the main worry of washing when washing file carries out the root canal and is swung in the supersound.

Description

Ultrasonic oscillation washing file needle, working tip and ultrasonic oscillation washing equipment

Technical Field

The utility model relates to the field of medical equipment, particularly, relate to an supersound is swung and is washed needle, work point and supersound and is swung and wash equipment.

Background

The ultrasonic oscillation washing equipment is an oral dental therapeutic apparatus for removing debris and impurities in a root canal by exciting a working tip to generate same-frequency vibration through ultrasonic. When the ultrasonic oscillation washing is carried out, the ultrasonic oscillation washing file needle is placed into a root canal, the ultrasonic oscillation washing file needle is excited by ultrasonic to generate high-frequency vibration and drive a washing liquid to tumble and flow in the root canal, so that the debris and impurities in the deep part of the root canal can be efficiently removed.

However, the problem of damage to the canal wall occurs during the oscillating washing of the root canal by the file needle, and the safety performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an supersound is swung and is washed needle of filing, it can avoid swinging the problem of damage root pipe wall when washing, and the security is higher.

The utility model discloses an aim still includes, provides a work point, and it can avoid swinging the problem of damaging the root pipe wall when washing, and the security is higher.

The utility model discloses an aim still includes, provides an supersound and has swung equipment of washing, and it can avoid swinging the problem of damage root pipe wall when washing, and the security is higher.

The embodiment of the utility model discloses a can realize like this:

the embodiment of the utility model provides an ultrasonic oscillation washing file needle, which comprises a body, wherein the body comprises a needle point part and a connecting part, the near end of the needle point part is connected with the far end of the connecting part, and the near end of the connecting part is used for being connected with a base body; the needle point portion with connecting portion are the plastics material.

Optionally, the needle tip portion is made of nylon, polyether-ether-ketone or polysulfone; and/or the connecting part is made of nylon, polyether-ether-ketone or polysulfone.

Optionally, the taper of the needle tip part is alpha, and the alpha is more than or equal to 3% and less than or equal to 5%.

Optionally, the connecting portion has anti-slip teeth on its outer periphery.

The embodiment of the utility model also provides a work point. The working tip comprises a base body and an ultrasonic oscillation filing needle. The ultrasonic oscillation washing and filing needle comprises a body, wherein the body comprises a needle tip part and a connecting part, the near end of the needle tip part is connected with the far end of the connecting part, and the near end of the connecting part is used for being connected with a base body; the needle point portion with connecting portion are the plastics material. The base body is connected with the connecting part of the ultrasonic oscillation washing file needle.

Optionally, the base is detachably connected to the connecting portion.

Optionally, the distal end of the base body has an insertion portion, the connection portion has an insertion hole, and the insertion portion is inserted into the insertion hole, so that the base body is detachably connected to the connection portion.

Optionally, the insertion part includes a cylindrical section and a tapered section connected to a proximal end of the cylindrical section, and a radial dimension of the cylindrical section is equal to a radial dimension of the insertion hole; the tapered section increases in radial dimension in a distal to proximal direction.

Optionally, the length of the cylindrical section is L1, and L1 is more than or equal to 3.45mm and less than or equal to 3.55 mm; the depth of the splicing hole is L2, and L2 is more than or equal to 4.1mm and less than or equal to 4.3 mm.

The embodiment of the utility model also provides an equipment is washed to supersound swing. The ultrasonic oscillation washing device comprises a work tip. The working tip comprises a basal body and an ultrasonic oscillation filing needle. The ultrasonic oscillation washing and filing needle comprises a body, wherein the body comprises a needle tip part and a connecting part, the near end of the needle tip part is connected with the far end of the connecting part, and the near end of the connecting part is used for being connected with a base body; the needle point portion with connecting portion are the plastics material. The base body is connected with the connecting part of the ultrasonic oscillation washing file needle.

The utility model discloses supersound is swung and is washed file needle, work point and supersound and is swung the beneficial effect of washing equipment and include, for example:

an embodiment of the utility model provides an supersound is swung and is washed file needle, it includes the body. The body includes pinpoint portion and connecting portion, and the near-end of pinpoint portion is connected with the distal end of connecting portion, and the near-end of connecting portion is used for being connected with the base member, during the use, is connected with the base member through being connected with the base member and is swung the washing file needle with the supersound to form the work point, then pinpoint portion inserts and swings in the root canal and washes. The existing ultrasonic oscillation file needles such as E90 and E60 file needles are made of stainless steel, and the needle tip part and the connecting part are made of plastic materials, so that the problem that the file needle damages the wall of the root canal during oscillation can be solved because the hardness of the plastic materials is lower than that of the teeth. And because the toughness of plastics material is greater than the metal material, consequently swinging the washing in-process, the supersound is swung the difficult fracture of washing file to improved the supersound and swung the problem of washing file fracture card in the root canal, improved the security when using greatly, solved the doctor and swung the main worry of washing when washing file carries out the root canal and is swung in the supersound.

The embodiment of the utility model also provides a work point, it includes that base member and foretell supersound swing the file needle. Because this tip includes foretell supersound and waves washing file needle, consequently also have and to damage the root canal wall when can avoid swinging and wash, avoid the problem of fracture card in the root canal, the high beneficial effect of security.

The embodiment of the utility model also provides an equipment is washed to supersound swing, and it includes foretell work point. Because this supersound is swung and is washed equipment includes foretell work point, consequently also have and to swing the problem, the high beneficial effect of security that damage root canal wall, avoid the fracture card in the root canal when washing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic overall structure diagram of a work tip according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an ultrasonic oscillation washing filing needle according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a base body in a tip according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a connecting portion of an ultrasonic oscillation rasp needle according to an embodiment of the present invention;

fig. 5 is a schematic cross-sectional view of a tip according to an embodiment of the present invention.

Icon: 10-a tip; 100-ultrasonic oscillation washing of filing needles; 110-a body; 111-needle tip; 112-a connecting portion; 113-a plug hole; 114-anti-slip teeth; 200-a substrate; 210-a plug-in part; 211-a cylindrical section; 212-tapered section.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

Fig. 1 is a schematic view of the overall structure of a tip 10 according to this embodiment, and fig. 2 is a schematic view of a structure of an ultrasonic oscillation rasp needle 100 according to this embodiment. Referring to fig. 1 and 2 in combination, the present embodiment provides an ultrasonic oscillation rasp needle 100, and accordingly, a tip 10 and an ultrasonic oscillation apparatus (not shown).

The ultrasonic oscillation apparatus includes a working tip 10, and also includes an operation handle (not shown). The tip 10 is attached to an operation handle, and when the device is used, a doctor operates the tip 10 by the operation handle to perform a washing operation.

The tip 10 includes an ultrasonically oscillating rasp needle 100, while the tip 10 also includes a base 200. The ultrasonic oscillation rasp needle 100 is mounted to the base 200 and is mounted to the operation handle through the base 200.

The ultrasonic oscillation rasp needle 100 includes a body 110. The body 110 includes a tip portion 111 and a connecting portion 112, a proximal end of the tip portion 111 is connected to a distal end of the connecting portion 112, and a proximal end of the connecting portion 112 is used to connect to the base 200, and in use, the ultrasonic oscillation file 100 is connected to the base 200 through the connection of the connecting portion 112 to the base 200 to form the tip 10, and then the tip portion 111 is inserted into a root canal to perform oscillation. The conventional ultrasonic oscillation rasp needle 100, such as E90 and E60 type rasps, are made of stainless steel, and both the needle tip 111 and the connecting part 112 are made of plastic, so that the hardness of the plastic is lower than that of teeth, thereby improving the problem that the rasp damages the wall of the root canal during oscillation. And because the toughness of plastics material is greater than the metal material, consequently swinging the washing in-process, the supersound is swung washing file 100 and is difficult for the fracture to improved the supersound and swung the problem that washing file 100 fracture card is in the root canal, improved the security when using greatly, solved the doctor and used the supersound and swung washing file 100 and carry out the main worry when the root canal is swung and is washed.

In the description of the present embodiment, the "proximal end" is an end close to the operation handle, and the "distal end" is an end far from the operation handle. For example, the proximal end of the base 200 is the end of the base 200 connected to the operating handle, and the distal end of the base 200 is the end of the base 200 connected to the ultrasonic oscillating rasp needle 100, in other words, the end of the base 200 near the ultrasonic oscillating rasp needle 100 is the distal end, and the end of the base 200 far from the ultrasonic oscillating rasp needle 100 is the proximal end.

The tip 10 provided in this embodiment is further described below:

referring to fig. 2, in the present embodiment, the body 110 of the ultrasonic oscillating rasp needle 100 includes a needle tip 111 and a connecting portion 112 connected to each other, and specifically, a proximal end of the needle tip 111 is connected to a distal end of the connecting portion 112. The connecting portion 112 is adapted to be connected to the base 200 to form the tip 10, and in use, the tip portion 111 is inserted into a root canal to provide orbital cleaning of the root canal. Alternatively, the needle tip portion 111 and the connecting portion 112 are integrally formed.

The needle tip portion 111 and the connecting portion 112 are made of plastic. Optionally, the needle tip 111 is made of nylon, Polyetheretherketone (PEEK) or polysulfone. It can be understood that, in other embodiments, the needle tip portion 111 may be made of other plastic materials according to specific requirements, so as to ensure that the hardness of the needle tip portion 111 is less than that of the existing metal file needle, and at the same time, the needle tip portion is not easily broken. Optionally, the material of the connecting portion 112 is nylon, Polyetheretherketone (PEEK) or polysulfone. It is understood that in other embodiments, other plastic materials can be used to form the connecting portion 112 according to the requirement.

In this embodiment, the needle tip 111 is tapered such that the radial dimension of the needle tip 111 decreases in the proximal-to-distal direction. Specifically, the taper of the needle tip portion 111 is α, α is greater than or equal to 3% and less than or equal to 5%, and the taper is the ratio of the diameter of the bottom surface of the cone to the height of the cone by definition. Optionally, the taper α of the needle tip 111 is 3%, 4% or 5%. It is understood that in other embodiments, the taper of the needle tip portion 111 may be set to other values within 3% -5% according to the requirement. Through the tapering design to needle point portion 111, further guaranteed that the supersound waves and washes that file 100 can not split after ageing and only can melt to avoided the supersound to wave the problem of washing file 100 fracture card in the root canal, improved the supersound greatly and waved the safety in utilization of washing file 100.

In the present embodiment, the connecting portion 112 is a columnar structure provided at the proximal end of the needle tip portion 111. The anti-slip teeth 114 arranged along the circumferential direction of the connecting portion 112 are arranged on the outer wall of the connecting portion 112 at intervals, so that the connecting portion 112 and the base body 200 can be connected more conveniently, and the connecting stability of the connecting portion 112 and the base body 200 can be ensured.

Fig. 3 is a schematic structural view of a base 200 in the tip 10 of this embodiment, fig. 4 is a schematic sectional structural view of the connecting portion 112 of the ultrasonic oscillation rasp needle 100 of this embodiment, and fig. 5 is a schematic sectional structural view of the tip 10 of this embodiment. Referring to fig. 1-5 in combination, in the present embodiment, the tip 10 includes a base 200 and an ultrasonic oscillating rasp needle 100, and the connecting portion 112 of the ultrasonic oscillating rasp needle 100 is detachably connected to the base 200. The ultrasonic oscillation rasp needle 100 is a consumable product, the base 200 can be reused for many times, the ultrasonic oscillation rasp needle 100 is detached from the base 200 after being used, and then a new ultrasonic oscillation rasp needle 100 is mounted on the base 200 for next use, so that the use cost can be reduced.

The base 200 is inserted into the connection part 112 so that the base 200 is detachably connected to the ultrasonic oscillating rasp needle 100. Specifically, the distal end of the base 200 has a plug portion 210, the connection portion 112 has a plug hole 113, and the plug portion 210 is plugged into the plug hole 113, so that the base 200 and the connection portion 112 are detachably connected. It should be noted that, in the present embodiment, the base 200 and the connection portion 112 are fixed by inserting, and it is understood that, in other embodiments, the base 200 and the connection portion 112 may be detachably connected by other manners, such as screwing.

Further, the socket portion 210 includes a cylindrical section 211 and a tapered section 212 connected to a proximal end of the cylindrical section 211. The cylindrical section 211 is a cylindrical structure with an equal radial dimension along its axial direction, the radial dimension of the tapered section 212 gradually increases along the direction from the distal end to the proximal end, and at the connection between the tapered section 212 and the cylindrical section 211, the radial dimension of the tapered section 212 is equal to the radial dimension of the cylindrical section 211, in other words, the radial dimension of the upper base circle of the tapered section 212 is the radial dimension of the cylindrical section 211.

The radial dimension of the cylindrical section 211 is equal to the radial dimension of the insertion hole 113, and optionally, the radial dimension of the cylindrical section 211 is d1, d1 is 1.3 ± 0.01mm, and the radial dimension of the insertion hole 113 is d2, and d2 is 1.3 ± 0.01 mm.

The length of the cylindrical section 211 is smaller than the depth of the insertion hole 113, so that a cavity is formed between the distal end surface of the cylindrical section 211 and the insertion hole 113 after the cylindrical section 211 is inserted into the insertion hole 113. Further, the length of the cylindrical section 211 is L1, L1 is more than or equal to 3.45mm and less than or equal to 3.55 mm. The depth of the inserting hole 113 is L2, L2 is more than or equal to 4.1mm and less than or equal to 4.3 mm. Optionally, L1 ═ 3.45mm, 3.50mm, or 3.55 mm; l2 ═ 4.1mm, 4.2mm, or 4.3 mm. Through the specific setting of the size of the insertion hole 113 and the insertion part 210, when the power is too large, the insertion of the insertion hole 113 and the insertion part 210 can be loosened, and abnormal sound is emitted at the same time, so that a user is reminded to reduce the power, and the ultrasonic oscillation washing file needle 100 is protected.

In this embodiment, the material of the substrate 200 is stainless steel, titanium alloy, aluminum alloy or plastic. Optionally, the material of the base 200 is nylon, PEEK or polysulfone. Further, the proximal end of the base 200 is provided with a screw hole so as to be connected to the operating handle by screwing.

According to the present embodiment, there is provided a tip 10, wherein the working principle of the tip 10 is as follows:

during the use, it pegs graft in base member 200 to wave washing file 100 with the supersound, and connect base member 200 in operating handle, thereby make the supersound wave washing file 100 produce the vibration under the excitation of supersound in order to wave the washing cleanness to the root canal, when power is too big, the supersound waves washing file 100 and base member 200 be connected not hard up, and send the abnormal sound, thereby can remind the user to reduce power, thereby wave washing file 100 to the supersound and protect, further avoided the supersound to wave washing file 100 and appear cracked condition emergence, help improving the safety in utilization.

The ultrasonic oscillation type rasp needle 100 provided by the embodiment has at least the following advantages:

in the ultrasonic oscillation washing file 100 provided by the embodiment, the needle tip portion 111 and the connecting portion 112 are made of plastic material, so that compared with the conventional metal file, the hardness of the ultrasonic oscillation washing file 100 is reduced and is lower than that of the root canal of the tooth, thereby avoiding the problem of damaging the wall of the root canal during oscillation washing. Moreover, the toughness of the plastic material is better than that of metal, so that compared with a metal file needle, the ultrasonic oscillation washing file needle 100 is not easy to break, the problem that the broken file needle is clamped in the root canal during oscillation washing is further avoided, and the use safety is greatly improved. Meanwhile, the possibility of fracture of the ultrasonic oscillation-washing filing needle 100 during oscillation washing is further avoided by setting the taper of the needle tip part 111.

This embodiment also provides a tip 10 that includes the ultrasonic oscillation rasp needle 100 described above. Since the tip 10 includes the ultrasonic oscillation-washing rasp needle 100, there are advantageous effects that damage to the root canal can be avoided, breakage is not easily caused, and safety in use is high. Meanwhile, through the design of the structural size of the joint of the ultrasonic oscillation washing file needle 100 and the base body 200, when the power is high, the ultrasonic oscillation washing file needle 100 is not connected with the base body 200 loosely and gives out abnormal sound to remind a user, so that the possibility that the ultrasonic oscillation washing file needle 100 is broken when in oscillation washing is further reduced, and the use safety is greatly improved.

The present embodiment also provides an ultrasonic oscillation apparatus comprising the above-described tip 10. Because the ultrasonic oscillation washing equipment comprises the working tip 10, the ultrasonic oscillation washing equipment also has the beneficial effects of capability of avoiding damaging root canals, difficulty in breaking and high use safety.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An ultrasonic oscillation washing file needle is characterized by comprising a body, wherein the body comprises a needle tip part and a connecting part, the near end of the needle tip part is connected with the far end of the connecting part, and the near end of the connecting part is used for being connected with a base body; the needle point portion with connecting portion are the plastics material.

2. The ultrasonic oscillation-washing rasp needle as claimed in claim 1, wherein the tip of the needle is made of nylon, polyetheretherketone or polysulfone; and/or the connecting part is made of nylon, polyether-ether-ketone or polysulfone.

3. The ultrasonic oscillation washing file needle as claimed in claim 1, wherein the taper of the needle tip portion is α, α is 3% or more and 5% or less.

4. The ultrasonic oscillation washing rasp needle as claimed in claim 1, wherein the connecting portion has anti-slip teeth on the outer circumference thereof.

5. A tip, comprising a base and an ultrasonic oscillation rasp needle as claimed in any one of claims 1 to 4; the base body is connected with the connecting part of the ultrasonic oscillation washing file needle.

6. The tip of claim 5, wherein the base is removably coupled to the coupling portion.

7. The tip of claim 6, wherein the distal end of the base has a mating portion and the connecting portion has a mating hole, the mating portion mating with the mating hole to removably connect the base with the connecting portion.

8. The tip of claim 7, wherein the insertion portion comprises a cylindrical section and a tapered section connected to a proximal end of the cylindrical section, the cylindrical section having a radial dimension equal to a radial dimension of the insertion aperture; the tapered section increases in radial dimension in a distal to proximal direction.

9. The tip of claim 8, wherein the length of the cylindrical section is L1, 3.45mm ≦ L1 ≦ 3.55 mm; the depth of the splicing hole is L2, and L2 is more than or equal to 4.1mm and less than or equal to 4.3 mm.

10. An ultrasonic oscillation apparatus comprising a tip according to any one of claims 5 to 9.