CN216455183U - Be used for slotted double-end osteotome of other symmetry of nasal spine - Google Patents

Abstract

The utility model belongs to the field of medical instruments, and relates to a double-head osteotome for symmetrically slotting beside a nasal spine, which comprises a handle, two tool rests arranged on the handle, and two handle osteotomes respectively and detachably arranged in the tool rests; the two tool rests are arranged in parallel, one tool rest is fixedly connected with the handle, the other tool rest is arranged in the handle in a sliding mode, and the handle is internally provided with a sliding mechanism which comprises a gear rack structure arranged in the handle and a sliding block fixedly arranged on the rack and connected with the bottom of the sliding tool rest. The utility model can accurately complete symmetrical slotting by arranging the two-handle osteotomes; meanwhile, the distance between the two osteotomes can be adjusted, so that the osteotome is suitable for different patients, the operation time is saved, and the success rate of the operation is ensured.

Description

Be used for slotted double-end osteotome of other symmetry of nasal spine

Technical Field

The utility model belongs to the field of medical instruments, and relates to a double-head osteotome for symmetrically slotting beside a nasal spine.

Background

In current medical and beauty operation, when fixed nasal septum extension graft, need carry out the osteotome fluting to the both sides of nasal spine, current operation is through adopting a single-end osteotome and carry out both sides fluting according to doctor's experience, and the symmetry is often not enough, probably causes the skew of later stage implant, and then the circumstances such as columella deflection, askew nose appear, simultaneously, because individual difference, different individuality because the nasal spine width is different, need different fluting positions, if fluting position is asymmetric, be unfavorable for subsequent operation.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a double-headed osteotome for symmetrically slotting beside a nasal spine, which is provided with double osteotomes, and the osteotomes can be adjusted according to different nasal spines of patients.

In order to achieve the purpose, the utility model provides the following technical scheme: a double-head osteotome for symmetrically slotting beside a nasal spine comprises a handle, two tool rests arranged on the handle, and two handle osteotomes which are respectively and detachably arranged in the tool rests; the two knife rests are arranged in parallel, one knife rest is fixedly connected with the handle, and the other knife rest is arranged in the handle in a sliding manner.

Optionally, a sliding mechanism is arranged in the handle, and the sliding mechanism comprises a gear rack structure arranged in the handle and a sliding block fixedly mounted on the rack and connected with the bottom of the sliding tool rest.

Optionally, the gear is meshed with the rack, and the tooth surface of the rack faces to one side far away from the tool rest; the handle is internally provided with a groove for the rack to slide, and the length dimension of the rack is smaller than that of the groove.

Optionally, the gear is connected with a knob on the outer wall of the handle through a connecting shaft for controlling the gear to rotate.

Optionally, through holes are formed in the two knife rests and the two osteotomes, and locking pins are inserted into the through holes in a matched mode.

Optionally, the through holes on the osteotome and the blade holder are arranged at different positions, but the height of the assembled through holes is the same.

Optionally, the bottom in two knife rests is provided with magnetic attraction structure, and this magnetic attraction structure and osteotome form to dismantle and be connected.

The utility model has the beneficial effects that: the double-head osteotome for symmetrically slotting beside the nasal spine is provided with the two-handle osteotome, so that symmetrical slotting can be accurately finished; meanwhile, the distance between the two osteotomes can be adjusted, so that the osteotome is suitable for different patients, the operation time is saved, and the success rate of the operation is ensured.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

For the purposes of promoting a better understanding of the objects, aspects and advantages of the utility model, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a general view of a double-ended osteotome for paranasal symmetrical slotting in accordance with the present invention;

FIG. 2 is a schematic view of the internal structure of a double-ended osteotome for paranasal eminence symmetrical slotting of the present invention;

FIG. 3 is a schematic structural view of a rack of a double-headed osteotome for symmetrically slotting beside a nasal spine according to the present invention.

Reference numerals: handle 1, knife rest 2, osteotome 3, locking pin 4, knob 5, gear 6, rack 7.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the utility model only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the utility model thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 3, a double-head osteotome for symmetrically slotting beside a nasal spine comprises a handle 1, two tool holders 2 mounted on the handle 1, and two handle osteotomes 3 detachably disposed in the tool holders 2; the two tool rests 2 are arranged in parallel, one tool rest 2 is fixedly connected with the handle 1, the other tool rest 2 is arranged in the handle 1 in a sliding manner, a sliding mechanism is arranged in the handle 1 and comprises a gear 6 and rack 7 structure arranged in the handle 1 and a sliding block fixedly arranged on the rack 7 and connected with the bottom of the sliding tool rest 2, the gear 6 is meshed with the rack 7, and the tooth surface of the rack 7 faces to one side far away from the tool rest 2; handle 1 is inside to be offered and to supply the gliding groove of this rack 7, the length dimension in the groove that the length dimension of this rack 7 is less than, gear 6 is connected with knob 5 through the connecting axle on the outer wall of handle 1 for control gear 6 is rotatory, the through-hole has all been seted up on two knife rests 2 and two osteotomes 3, and the through-hole fit-in has inserted fitting pin 4, the bottom in two knife rests 2 is provided with the magnetic absorption structure, this magnetic absorption structure forms with osteotome 3 and can dismantle the connection.

In this embodiment, the positions of the through holes on the osteotome 3 and the tool holder 2 are different, but after the osteotome 3 is mounted inside the tool holder 2 and fixed with the magnetic attraction structure, the through holes of the osteotome 3 and the tool holder 2 are all on the same axis.

In this embodiment, the locking pin 4 serves to limit the position of the osteotome 3 in the blade holder 2.

In the present embodiment, the fixed blade holder 2 and the grip 1 are integrally formed, and the sliding blade holder 2, the slider, and the rack 7 are welded and fixed.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims (7)

1. The utility model provides a be used for slotted double-end osteotome of paranasal eminence symmetry which characterized in that: comprises a handle, two knife rests arranged on the handle and two bone knives detachably arranged in the knife rests respectively;

the two knife rests are arranged in parallel, one knife rest is fixedly connected with the handle, and the other knife rest is arranged in the handle in a sliding manner.

2. The bicuspid osteotome for paranasal symmetrical dissection of claim 1, wherein: the handle is internally provided with a sliding mechanism which comprises a gear rack structure arranged in the handle and a sliding block fixedly arranged on the rack and connected with the bottom of the sliding tool rest.

3. The bicuspid osteotome for paranasal symmetrical dissection of claim 2, wherein: the gear is meshed with the rack, and the tooth surface of the rack faces to one side far away from the tool rest;

the handle is internally provided with a groove for the rack to slide, and the length dimension of the rack is smaller than that of the groove.

4. The bicuspid osteotome for paranasal symmetrical dissection of claim 2, wherein: the gear is connected with a knob on the outer wall of the handle through a connecting shaft and used for controlling the gear to rotate.

5. The bicuspid osteotome for paranasal symmetrical dissection of claim 1, wherein: through holes are formed in the two knife rests and the two osteotomes, and locking pins are inserted into the through holes in a matched mode.

6. The bicuspid osteotome for paranasal symmetrical dissection of claim 5, wherein: the through holes on the osteotome and the knife rest are arranged at different positions, but the heights of the through holes after assembly are all consistent.

7. The bicuspid osteotome for paranasal symmetrical dissection of claim 1, wherein: the bottom in two knife rests is provided with magnetic attraction structure, and this magnetic attraction structure forms detachable connection with the osteotome.

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