CN214104778U

CN214104778U - Three-jaw tractor for auricle

Info

Publication number: CN214104778U
Application number: CN202021039838.9U
Authority: CN
Inventors: 潘锦霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-09-03
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a three-jaw tractor for auricle, which comprises a base part and a jaw part connected with the base part, wherein the base part and the jaw part are both made of environment-friendly medical tpe material; the base part is arranged in a groove shape with an arc-shaped outline, an aluminum alloy strip is arranged in the base part, the claw part is suitable for keeping the required anatomical shape of the ear, the claw part comprises a body part and 3 traction parts which are integrally formed with the body part, the traction parts are equidistantly distributed on the body part, and the traction parts are in a groove shape; the three-jaw retractor has simple structure, convenient and comfortable wearing, has invisible effect, ideal correction effect on auricle deformity, can independently finish auricle correction, does not need other accessories, and particularly has excellent correction effect on the jug-ear and auricle folding deformity.

Description

Three-jaw tractor for auricle

Technical Field

The utility model relates to the field of medical equipment, concretely relates to three-jaw tractor for auricle.

Background

Congenital auricular deformity, also known as congenital middle and outer ear deformity, can vary greatly in magnitude. The jug-ear belongs to a common congenital malformation, the distance between the upper end of the auricle and the lateral wall of the skull of a normal person is not more than 2cm, the included angle between the whole auricle and the lateral wall of the skull is 30 degrees, and the jug-ear shows that the distance is out of limit and the included angle is enlarged to be about 90 degrees. Most deformities are on both sides, and the degree of weight may be different, or they are only seen on one side, and the deformities are mainly caused by the angle of the scaphoid. The appearance is that the auricle is flat, is approximately right-angled with the skull, is large, is not completely moved, has incomplete growth of the antihelix, is deep and large in concha, has no normal anatomical morphology of the auricular and the antihelix, is flat in the upper half part of the auricle, and has more than 150 degrees of scaphoid angle or completely disappears.

The auricle deformity is easy to have great physical and psychological influence on a patient, generally, the auricle deformity can be treated by adopting an operation method, but the operation treatment is high in price, and the patient can suffer great pain. Therefore, some auricle malformation orthotics appear at the present stage, but the existing orthotics generally have the following defects, one of which is complex in structure and inconvenient to wear; secondly, the existing corrector can only carry out half-auricle traction, and the correction effect on the auricle deformity is not ideal; thirdly, because of the material and structure, the invisible mask can not be made, and is more obvious when being worn, thus easily influencing the psychology of patients.

Therefore, it is necessary to provide a retractor for auricle which has a simple structure, is easy and comfortable to wear, has a stealth effect, and has a good correction effect on the abnormality of auricle.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a three-jaw retractor which has a simple structure, is easy and comfortable to wear, has invisible effect, has ideal correction effect on auricle deformity, can independently complete auricle correction, does not need other accessories, and is especially suitable for correction of jug-ears and auricle folding deformity.

In order to solve the technical problem, the technical scheme of the utility model is that:

a three-jaw retractor for auricle comprises a base part and a jaw part connected with the base part, wherein the base part and the jaw part are both made of environment-friendly medical tpe material; the base portion is arranged in a groove shape with an arc-shaped outline, an aluminum alloy strip is arranged in the base portion, the claw portion is suitable for keeping the required anatomical shape of the ear, the claw portion comprises a body portion and 3 traction portions integrally formed with the body portion, the traction portions are distributed on the body portion at equal intervals, and the traction portions are in a groove shape.

Preferably, the base portion and the claw portion are integrally formed, and the structure is stable and firm.

Preferably, the aluminum alloy strip is arranged in an arc shape, is matched with the shapes of the base part and the auricle, and does not feel uncomfortable after being worn by a user.

Preferably, the size of the inner part of the groove of the traction part is matched with the size of the ear, so that the traction part is convenient to fix and comfortable to wear.

Preferably, the vertical height of the base part is 5.1mm, and the vertical height of the traction part is 7.5 mm.

Preferably, the claw part can be divided into a small-claw tractor and a large-claw tractor according to the size, so that the ear-shaped retractor can be worn by people with different auricle sizes, and the applicability is high.

Preferably, the maximum straight-line distance between the two end traction parts of the small-jaw tractor is 33.25mm, the minimum straight-line distance between the two adjacent traction parts is 5.8mm, and the maximum straight-line distance between the two top ends of the middle traction part is 7.32 mm.

Preferably, the maximum straight-line distance between the two traction parts at the two ends of the large-claw retractor is 32.39mm, the minimum straight-line distance between the two adjacent traction parts is 5.8mm, and the maximum straight-line distance between the two ends at the top of the middle traction part is 8.48 mm.

The utility model discloses technical effect mainly embodies in following aspect: the utility model discloses a tractor because the claw is suitable for keeping the anatomy shape that the ear wanted, and the claw includes the body portion, reaches the traction portion that forms with body portion integrated into one piece, the traction portion is provided with 3, the traction portion equidistance distributes on the body portion, the traction portion is the slot form, traction portion slot inside size and ear size looks adaptation, can accomplish the traction of whole ear, and the correction effect is more ideal; the base part is arranged in a groove shape with an arc-shaped outline, the aluminum alloy strip is arranged in the base part and is arranged in an arc shape, the aluminum alloy strip is consistent with the shapes of the base part and the auricle, the wearing is comfortable, the bending strength of the elastic material of the base part is increased by the aluminum alloy strip, and the correction effect of the auricle is increased by matching with 3 traction parts; because the base part and the claw part are made of environment-friendly medical tpe material, the medical tpe material is safe and nontoxic, and has the advantages of high elasticity and translucency, the manufactured retractor is safe, comfortable and durable, can realize the invisible effect, and is easy to wear by a wearer, and has strong practicability; the three-jaw tractor has simple structure, convenient and comfortable wearing, invisible effect, ideal correction effect on auricle deformity, capability of independently finishing auricle correction, no need of other accessories, and especially excellent correction effect on jug ears and auricle folding deformity.

Drawings

Fig. 1 is a top view of a three-jaw retractor for auricle of the present invention;

fig. 2 is a schematic plan view of a three-jaw retractor for auricle of the present invention;

fig. 3 is a side view of a three-jaw auricle retractor of the present invention;

fig. 4 is a cross-sectional view of the three-jaw retractor for auricle at AA in fig. 1.

Detailed Description

The following detailed description will be made with reference to fig. 1 to 4 to make the technical solution of the present invention easier to understand and master.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

A three-jaw retractor for auricle, as shown in figure 1, comprises a base part 1 and a jaw part 2 connected with the base part 1, wherein the base part 1 and the jaw part 2 are integrally formed, and the structure is stable and firm. The base part 1 and the claw part 2 are made of environment-friendly medical tpe materials, are safe and nontoxic, have the advantages of high elasticity, high strength and translucency, and the manufactured retractor is safe, comfortable and durable and can realize the effect of invisible wearing. Base 1 is the slot form setting of arc profile, be provided with aluminum alloy strip 11 in the base 1, aluminum alloy strip 11 is the arc form setting, and aluminum alloy strip 11 is consistent with the shape of base 1 and auricle, and the user can not feel uncomfortable after wearing the tractor, the vertical height of base 1 is 5.1 mm.

As shown in fig. 2-4, the claw portion 2 is suitable for keeping the desired anatomical shape of the ear, the claw portion 2 includes a main body 21 and 3 traction portions 22 integrally formed with the main body 21, the traction portions 22 are equidistantly distributed on the main body 21, the traction portions 22 are in a groove shape, the size of the groove inside the traction portion 22 is matched with the size of the ear, so as to fix the retractor on the ear, and the wearing is comfortable. The vertical height of the traction part 22 is 7.5 mm. The claw part 2 can be divided into a small claw tractor and a large claw tractor according to the size, the tractors of different models can meet the crowds of different auricles, and the applicability is strong. The maximum linear distance between the traction parts 22 at the two ends of the small claw tractor is 33.25mm, the minimum linear distance between the two adjacent traction parts 22 is 5.8mm, and the maximum linear distance between the two ends at the top of the middle traction part is 7.32 mm. The maximum linear distance between the two traction parts 22 at the two ends of the large-claw tractor is 32.39mm, the minimum linear distance between the two adjacent traction parts 22 is 5.8mm, and the maximum linear distance between the two ends at the top of the middle traction part is 8.48 mm.

The using method comprises the following steps: taking a retractor, placing a base part 1 of the retractor in an ear, enabling aluminum alloy strips 11 in the base part 1 and the base part to be consistent with the shape of an auricle and be attached to the ear, enabling a claw part 2 to be suitable for keeping the desired anatomical shape of the ear, placing the edge part of the auricle in a groove-shaped traction part 22 right time, then placing gauze or soft materials behind the ear, and using medical adhesive tapes to bond and fix the retractor and the position of the back head of the ear.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. A three-jaw retractor for auricle is characterized in that: the nail comprises a base part and a claw part connected with the base part, wherein the base part and the claw part are both made of environment-friendly medical tpe materials; the base portion is arranged in a groove shape with an arc-shaped outline, an aluminum alloy strip is arranged in the base portion, the claw portion is suitable for keeping the required anatomical shape of the ear, the claw portion comprises a body portion and 3 traction portions integrally formed with the body portion, the traction portions are distributed on the body portion at equal intervals, and the traction portions are in a groove shape.

2. The pinna three-jaw retractor of claim 1, wherein: the base portion is integrally formed with the claw portion.

3. The pinna three-jaw retractor of claim 2, wherein: the aluminum alloy strip is arranged in an arc shape.

4. The pinna three-jaw retractor of claim 3, wherein: the size of the interior of the groove of the traction part is matched with the size of the ear.

5. The pinna three-jaw retractor of claim 4, wherein: the vertical height of the base is 5.1mm, and the vertical height of the traction part is 7.5 mm.

6. The pinna three-jaw retractor of claim 5, wherein: the jaw portion may be divided into a small jaw retractor and a large jaw retractor in size.

7. The pinna three-jaw retractor of claim 6, wherein: the maximum linear distance between the traction parts at the two ends of the small claw tractor is 33.25mm, the minimum linear distance between the two adjacent traction parts is 5.8mm, and the maximum linear distance between the two ends of the top of the middle traction part is 7.32 mm.

8. The pinna three-jaw retractor of claim 6, wherein: the maximum linear distance between the traction parts at the two ends of the large-claw tractor is 32.39mm, the minimum linear distance between the two adjacent traction parts is 5.8mm, and the maximum linear distance between the two ends at the top of the middle traction part is 8.48 mm.