CN215018542U

CN215018542U - Ultrasonic bone cutting working tip and ultrasonic osteotome machine

Info

Publication number: CN215018542U
Application number: CN202120787781.9U
Authority: CN
Inventors: 詹剑锋; 朱添幸
Original assignee: Guilin Woodpecker Medical Instruments Co Ltd
Current assignee: Guilin Woodpecker Medical Instruments Co Ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-12-07
Anticipated expiration: 2031-04-15

Abstract

An ultrasonic bone cutting working tip and an ultrasonic osteotome machine relate to the technical field of medical instruments. The ultrasonic bone cutting tip comprises a head, a neck, a connecting part and a cooling liquid flow channel; the head part is connected with the connecting part through the neck part, and the cooling liquid flow channel extends from one end of the connecting part far away from the neck part to the head part; a liquid outlet is arranged on one side of the neck part and is communicated with the cooling liquid flow passage, so that the cooling liquid flowing into the cooling liquid flow passage is sprayed to the head part through the liquid outlet; the cooling device can timely cool the head part of the working tip so as to improve the bone cutting efficiency and prolong the service life of the working tip. The ultrasonic osteotome machine comprises the ultrasonic osteotome working tip, so that the osteotome efficiency is high, and the operation time can be shortened; meanwhile, the mouth opening degree of the patient can be reduced, and the treatment experience is improved.

Description

Ultrasonic bone cutting working tip and ultrasonic osteotome machine

Technical Field

The utility model relates to the technical field of medical equipment, particularly, relate to an supersound osteotomy work point and supersound osteotome machine.

Background

At present, related instruments for oral tooth extraction are in greater and greater demand, and with the improvement of living standard, the demand of original manual instruments is gradually reduced due to high traumatism, and the mainstream demand is changed into an ultrasonic instrument with micro-wound and higher safety.

The research of the inventor finds that the existing ultrasonic osteotome machine has low bone cutting efficiency, so that the operation time is too long, and meanwhile, the service life of the instrument is short, so that the operation cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work point and supersound bone knife machine are cut to supersound bone, its cooling work pointed end that can be timely to improve the life who cuts bone efficiency and extension work point.

The embodiment of the utility model is realized like this:

in a first aspect, the present invention provides an ultrasonic osteotomy tip comprising a head, a neck, a connecting portion and a coolant flow channel;

the head part is connected with the connecting part through the neck part, and the cooling liquid flow channel extends from one end of the connecting part far away from the neck part to the head part;

and a liquid outlet is arranged on one side of the neck and is communicated with the cooling liquid flow channel, so that the cooling liquid flowing into the cooling liquid flow channel is sprayed to the head part through the liquid outlet.

In an alternative embodiment, the neck comprises a first arcuate segment and a second arcuate segment;

one end of the first arc-shaped section is connected with the connecting part, the other end of the first arc-shaped section is connected with one end of the second arc-shaped section, and the other end of the second arc-shaped section is connected with the head part;

the first arc-shaped section is bent towards the connecting part, the second arc-shaped section is bent towards the head part, and the bending directions of the first arc-shaped section and the second arc-shaped section are opposite.

In an alternative embodiment, the included angle between the extension lines of the two ends of the second arc-shaped section is 90-120 °.

In an alternative embodiment, the head is flat.

In an alternative embodiment, the head has a length of 8mm to 15 mm.

In an alternative embodiment, the end of the head is provided with a plurality of serrations.

In an alternative embodiment, both sides of the saw tooth are inclined from the tip portion to the root portion.

In an alternative embodiment, two adjacent sawteeth are staggered on two sides of the width direction of the sawteeth.

In an alternative embodiment, the distance between the head and the connecting portion is 25mm to 35 mm.

In a second aspect, the present invention provides an ultrasonic osteotomy machine including the ultrasonic osteotomy tip of any one of the preceding embodiments.

The embodiment of the utility model provides a beneficial effect is:

1. the work point head portion passes through the neck and links to each other with connecting portion, and coolant liquid runner connecting portion are kept away from and are extended to the head for the coolant liquid that flows into the coolant liquid runner spouts the head through the liquid outlet, and the head to the work point of efficient in time cools off, with the work efficiency that improves the work point, thereby shortens treatment time.

2. The cooling liquid flowing into the cooling liquid flow channel is sprayed to the head through the liquid outlet, so that the working tip can be prevented from being too high in temperature, and the burn is avoided.

3. The neck of work point includes two sections arc sections that crooked opposite direction, has reduced the treatment to the requirement of patient's opening degree, convenient operation, and application scope is wide, has promoted treatment experience.

4. The saw teeth of the head part of the working tip are distributed in a staggered mode, so that the bone cutting efficiency of the working tip is further improved, the risk of tooth jumping is reduced, and the treatment safety is improved.

5. The work point that supersound osteotome machine was equipped, the head passes through the neck and links to each other with connecting portion, and coolant liquid runner connecting portion are kept away from and are extended to the head for the coolant liquid that flows in the coolant liquid runner spouts the head through the liquid outlet, and the head to the work point of efficient in time can cool off, with the work efficiency that improves supersound osteotome machine, thereby shortens treatment time.

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 perspective view of a tip according to an embodiment of the present invention;

FIG. 2 is a front view structural diagram of the tip according to the embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a left side view of the tip according to the embodiment of the present invention;

FIG. 5 is a right view structural diagram of the tip according to the embodiment of the present invention;

FIG. 6 is a bottom view of the tip according to the embodiment of the present invention;

fig. 7 is a top view structural diagram of the tip according to the embodiment of the present invention.

Icon 100-head; 101-saw teeth; 200-neck; 201-a liquid outlet; 210-a first arc segment; 220-a second arc segment; 300-a connecting portion; 400-coolant flow channel.

Detailed Description

At present, the mainstream demand of instruments related to oral tooth extraction is changed into minimally invasive ultrasonic instruments with higher safety.

The research of the inventor finds that the existing ultrasonic osteotome machine has low bone cutting efficiency and short service life of the instrument.

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 the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like 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 product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

First embodiment

Referring to fig. 1, the present embodiment provides an ultrasonic bone-cutting tip, which includes a head 100, a neck 200, a connecting portion 300, and a coolant flow passage 400; the head 100 is connected to the connecting portion 300 through the neck portion 200, and the coolant flow passage 400 extends from one end of the connecting portion 300 away from the neck portion 200 toward the head 100; the neck 200 is provided at one side thereof with a liquid outlet 201, and the liquid outlet 201 is communicated with the cooling liquid flow passage 400, so that the cooling liquid flowing into the cooling liquid flow passage 400 is sprayed toward the head 100 through the liquid outlet 201.

Wherein, the head 100 is the head end of the ultrasonic bone cutting working tip; referring to figures 2, 4 and 7, in particular, the tip head 100 is generally flat, such as a flat spoon with cutting edges disposed at one end of the spoon wider than the other. The length of the head 100 is 8mm to 15mm, such as 8mm, 10mm, 12mm, 15mm, although the shorter head 100 has good palatability, the too short length of the head 100 will affect the operation of extracting teeth and cutting bones in the oral cavity.

Referring to fig. 2 and 3, the cutting edge of the working tip is generally disposed at the end of the nose portion 100 away from the cutting edge, and may be disposed at one side or both sides of the length of the nose portion 100; in the present embodiment, the cutting edge of the working tip is disposed at the end of the nose 100 away from the neck 200 for oral tooth extraction. The shape of the cutting edge may be a straight edge, a wavy edge, a sawtooth 101 edge, etc., and in this embodiment, the cutting edge is sawtooth 101, that is, a plurality of sawteeth 101 are provided at the end of the nose 100, and both sides of the sawtooth 101 are inclined from the tip of the sawtooth 101 to the root of the sawtooth 101.

In order to improve the working efficiency of the tip and the jumping teeth, two adjacent saw teeth 101 are alternately positioned at both sides of the saw teeth 101 in the width direction. In this embodiment, the tip of the working tip is composed of 4 or 5 staggered teeth, the overall shape of the teeth is sharp "sharp teeth", the tooth height is 0.8-1.5 mm, such as 0.8mm, 1.0mm, 1.2mm or 1.5 mm; the tooth thickness is 0.3-0.8 mm, such as 0.3mm, 0.5mm, 0.7mm or 0.8mm, the blade length is 2-3 mm, and the total tooth width is 3-4.5 mm.

Referring to fig. 2, the neck portion 200 connecting the head portion 100 and the connecting portion 300 may be a straight rod, an L-shaped rod, or an S-shaped rod. For oral tooth extraction, the neck 200 of the present embodiment is in the shape of an S-shaped rod to improve the palatability of the tip, specifically: neck 200 includes a first arcuate segment 210 and a second arcuate segment 220; one end of the first arc-shaped section 210 is connected to the connection portion 300, the other end of the first arc-shaped section 210 is connected to one end of the second arc-shaped section 220, and the other end of the second arc-shaped section 220 is connected to the head portion 100; the first arc-shaped segment 210 is bent toward the connection portion 300, the second arc-shaped segment 220 is bent toward the head portion 100, and the first arc-shaped segment 210 and the second arc-shaped segment 220 are bent in opposite directions. In order to further improve the palatability of the working tip, the included angle between the extension lines at the two ends of the second arc-shaped section 220 is 90-120 degrees, such as 90 degrees, 100 degrees, 105 degrees and 120 degrees.

Referring to fig. 3, the connecting portion 300 is used to connect a handle of the ultrasonic osteotome machine, and may be configured to have a threaded sleeve with internal threads, a socket adapted with a pin hole, and the like, so that the tip is detachably connected to the handle of the ultrasonic osteotome machine.

In addition, in order to ensure the palatability of the tip, the distance between the two ends of the head portion 100 and the connecting portion 300 which are away from each other is 25mm to 35mm, that is, the length of the entire tip is 25mm to 35mm, such as 25mm, 30mm, 32mm, or 35 mm.

Referring to fig. 2, 5 and 6, the cooling fluid channel 400 is used for spraying the cooling fluid output from the interior of the handle of the ultrasonic osteotome machine from the connecting portion 300 to the head portion 100 through the neck portion 200 and the fluid outlet 201 provided in the neck portion 200, and the upper end portion of the cooling fluid channel 400 can extend into the branch portion 100 for processing. The shape of the liquid outlet 201 can be a round hole, a square hole, a long hole or a notch; referring to fig. 1 and 2, in order to ensure that the coolant can cool the tip portion 100 in time, the liquid outlet 201 is in the shape of a trumpet groove facing the tip portion 100.

The working principle of the embodiment is as follows:

the connecting part 300 is connected with the connecting end of the handle of the ultrasonic osteotome machine, and when the ultrasonic osteotome machine is operated, the cooling liquid output from the inside of the handle of the ultrasonic osteotome machine flows through the neck part 200 from the connecting part 300 and is sprayed to the head part 100 from the liquid outlet 201 arranged on the neck part 200.

The cooling liquid of the embodiment is sprayed to the head part 100 from the liquid outlet 201 of the neck part 200, so that the head part 100 of the working tip can be cooled timely and efficiently, the working efficiency of the working tip is improved, and the treatment time is shortened; meanwhile, the abrasion of the saw teeth 101 of the working tip can be reduced, the risk of tooth jumping of the working tip is reduced, the service life of the working tip is prolonged, and the treatment cost is reduced; in addition, the temperature of the working tip part 100 can be prevented from being too high, so that the burn is avoided, and the safety of treatment is ensured.

The neck 200 of the tip of this embodiment includes two sections arc sections that crooked opposite direction, is "S" type, has reduced the requirement of treatment to patient' S opening degree, convenient operation, and application scope is wide, has promoted the treatment and has experienced.

The saw teeth 101 of the working tip part 100 of the present embodiment are distributed in a staggered manner, so as to further improve the bone cutting efficiency of the working tip, reduce the risk of tooth jumping, improve the safety of treatment and prolong the service life of the working tip.

Second embodiment

The present example provides an ultrasonic osteotome machine including the ultrasonic osteotomy tip of any one of the preceding embodiments. It should be understood that the present embodiment includes an ultrasonic osteotome machine body, and the handle body of the ultrasonic osteotome machine is connected to the tip connection portion 300 described in the first embodiment, so that the coolant outputted from the ultrasonic osteotome machine body can flow into the coolant flow passage 400 of the tip.

During operation, the cooling liquid of the inside output of supersound osteotome machine handle flows through neck 200, spouts head 100 from liquid outlet 201 that neck 200 set up from connecting portion 300, can in time high-efficiently cool off the head 100 of work point to improve the work efficiency of supersound osteotome machine, thereby shorten treatment time.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An ultrasonic bone cutting tip is characterized by comprising a head (100), a neck (200), a connecting part (300) and a cooling liquid flow passage (400);

the head (100) is connected with the connecting part through the neck part (200), and the cooling liquid flow passage extends from one end of the connecting part far away from the neck part (200) to the head (100);

a liquid outlet (201) is formed in one side of the neck (200), and the liquid outlet (201) is communicated with the cooling liquid flow channel, so that the cooling liquid flowing into the cooling liquid flow channel is sprayed to the head (100) through the liquid outlet (201).

2. The ultrasonic bone-cutting tip of claim 1, wherein the neck (200) includes a first arcuate segment (210) and a second arcuate segment (220);

one end of the first arc-shaped section (210) is connected with the connecting part, the other end of the first arc-shaped section (210) is connected with one end of the second arc-shaped section (220), and the other end of the second arc-shaped section (220) is connected with the head part (100);

the first arc-shaped section (210) is bent towards the connecting part, the second arc-shaped section (220) is bent towards the head part (100), and the bending directions of the first arc-shaped section (210) and the second arc-shaped section (220) are opposite.

3. The ultrasonic osteotomy tip of claim 2, wherein an angle between extensions of opposite ends of said second arcuate segment (220) is between 90 ° and 120 °.

4. The ultrasonic bone cutting tip of claim 1, wherein the head (100) is flat.

5. The ultrasonic bone cutting tip according to claim 4, wherein the length of the head (100) is 8mm to 15 mm.

6. The ultrasonic bone cutting tip according to claim 1 or 4, characterized in that the end of the head (100) is provided with a plurality of serrations (101).

7. The ultrasonic bone cutting tip according to claim 6, wherein both sides of the serration (101) are inclined from the serration (101) tip to the serration (101) root.

8. The ultrasonic bone cutting tip according to claim 6, wherein two adjacent saw teeth (101) are staggered from each other on both sides of the saw teeth (101) in the width direction.

9. The ultrasonic bone cutting tip according to claim 1, wherein a distance between both ends of the head portion (100) and the connecting portion, which are distant from each other, is 25mm to 35 mm.

10. An ultrasonic osteotome machine comprising the ultrasonic osteotomy tip of any one of claims 1-9.