CN206836927U - A kind of nasal cartilages knife - Google Patents

Abstract

It the utility model is related to a kind of beautifying medical apparatus, a kind of nasal cartilages knife, including handle, described handle one end has the cutter head of " D " shape, and stopping means is equiped with the handle, and the first end of the stopping means is connected with handle, the second end is to the extension of cutter head direction；At least a portion of the end at the second end of the stopping means is prominent to the direction of cutter head blade, and the distance between plane is relatively fixed where limit part and cutter head.The present apparatus adjusts cutter head and it is expected that cut the distance between cartilage position by stopping means, suitably adjusts spacing spacing, and the cartilage of reservation fixed width is then reached by the effect of limiter, and the nose cartilage surface after cutting is smooth.

Description

A kind of nasal cartilages knife

Technical field

A kind of beautifying medical apparatus is the utility model is related to, particularly a kind of cutter of nasal cartilages Partial Resection operation.

Background technology

Nose orthopedic is that the surgical operation of shaping is carried out to nose, is most common operation in all plastic surgery operations One of.Nose shaping will take into full account total tune and the coordination with peripheral structure.Nose is excessive to seem that face is not exquisite, moulds Be adapted to your nose type, comprehensive nasal plastic allow your whole face all become it is good-looking have good manners, shaping needs to admire nose type according to individual, leads to Cross the careful analysis of doctor and carry out nose configuration design.

Comprehensive augmentation rhinoplasty is nasal plastic operation prevailing recent years, can be with comprehensive improvement nose profile.D-shaped knife is to be used for Comprehensive augmentation rhinoplasty takes the apparatus of nasal septum, i.e., nasal septum postmedian cartilage is taken by D-shaped knife, for extending, raising the effect of nose. The nasal septum that to ensure to leave of performing the operation has enough support forces and the cartilage removed can meet the needs face of raising, extend nose Product.Because nasal surgery scope is narrow, operative site is again relatively deep, and D-shaped knife is it is difficult to ensure that retain the soft of fixation when taking nasal septum Bone width, and it is difficult to ensure that otch is smooth.

Utility model content

To solve the above problems, the utility model provides a kind of nasal cartilages knife, it can more accurately cut and need to use And reservation necessary nasal septum, section is smooth neat.

To achieve the above object, the utility model provides a kind of nasal cartilages knife, including handle, described handle one end have The cutter head of " D " shape, stopping means is equiped with the handle, the first end of the stopping means is connected with handle, the second end is to knife The extension of head direction；At least a portion of the end at the second end of the stopping means is prominent to the direction of cutter head blade and spacing Part is relatively fixed with the distance between plane where cutter head.

As preferable, the distance of the limit part and plane where cutter head at the second end of the stopping means is 8mm- 15mm。

Also there is the cuff structure for being fixedly set in middle handle as preferable, on the handle；The stopping means Including linear extension and it is the main body of sheet, is connected between the main body and the second end of stopping means by the connecting portion of sheet Connect, the main body is inserted into cuff structure, and may be such that connecting portion slides through cuff structure.

Also there is the cuff structure for being sleeved on middle handle as preferable, on the handle；The stopping means includes Linear extension and be the main body of sheet, is connected, institute between the main body and the second end of stopping means by the connecting portion of sheet State main body to be inserted into cuff structure, the first end is fixed with the handle, and cuff structure is slid into connecting portion and caused Second end and cutter head are close.

As preferable, the connecting portion has length scales, and the length scales are arranged on connecting portion close to described first The end at end, the scale and connecting portion of length scales slip into the pitch match after cuff structure between the second end and cutter head.

As preferable, the connecting portion is arc and is curved concave inward to handle orientations.

As preferable, the stopping means includes connecting portion and limiting section, and the limiting section is parallel to handle, the company Socket part is arc and extended obliquely by limiting section.

Second end of the stopping means on handle can be against nasal bone and cartilago alaris major dorsal part by the present apparatus, and cutter head is in nose Every being slided on cartilage, then by the spacing between effect the second end of adjustment of stopping means and cutter head, by between the two Spacing specification cuts the position of nasal septal cartilage so that the nose cartilage surface after cutting is smooth.Nasal cartilages of the present utility model Knife can also adjust the spacing between stopping means and the blade of cutter head, so as to retain appropriate width as needed.

Brief description of the drawings

Fig. 1 is the positive structure diagram of the utility model nasal cartilages knife.

Fig. 2 is the dimensional structure diagram of the utility model nasal cartilages knife.

Fig. 3 is the positive structure diagram of the utility model nasal cartilages knife.

Fig. 4 is the dimensional structure diagram in another embodiment of the utility model nasal cartilages knife.

Reference includes：

100- handle 110- cutter head 200- stopping means

210- main body 220- connecting portion 230- cuff structures

240- limiting section 250- length scales 260- location structures

Embodiment

The utility model is described in detail below in conjunction with accompanying drawing.

Embodiment 1

As shown in Figure 1-Figure 3, the utility model provides a kind of nasal cartilages knife, including handle 100, the one end of handle 100 have The cutter head 110 of " D " shape, stopping means 200 is equiped with handle 100, the first end of the stopping means 200 is connected with handle 100, Second end extends to the direction of cutter head 110；At least a portion of the end at the second end of stopping means 200 is to the blade of cutter head 110 Direction protrudes, and limiting section 240 divides the distance between place plane of cutter head 110 to be relatively fixed.

In the present embodiment, the handle of a knife of this nasal cartilages knife and cutter head 110 are general scalpel, the specially end of handle 100 Cutter head 110 be " D " shape, blade is arc, and handle 100 and the generally stainless steel material of cutter head 110 are made.Cut nasal cartilages Before, cartilago alaris major is peeled off first, spills nasal septal cartilage, and the effect of the stopping means 200 in the present embodiment is to be connected to nose Septal cartilage top line is the back side of cartilago alaris major, and stopping means 200 is connected on the line of top, is cut on the basis of bridge of the nose profile Cut cartilage at the top of the bridge of the nose.

Specifically, the stopping means 200 in the present embodiment is the shaft-like or bar shaped sheet of bending.In the present embodiment, Using the direction of cutter head 110 of nasal cartilages knife as front, the direction of handle 100 is rear.The first end of stopping means 200 is connected to handle On 100, the second end extends to the direction of cutter head 110, and the second end end is substantially flush with the position of cutter head 110.The of stopping means 200 At least a portion of the end at two ends is prominent to the direction of the blade of cutter head 110 so that the second end of stopping means 200 is connected to nose Liang Shi, cutter head 110 can be on nasal cartilages.Second end of stopping means 200 is slided on septal cartilage, and corresponding cutter head 110 can Nasal septal cartilage is cut, based on the profile of nasal septal cartilage top, cuts nasal cartilages.Nasal cartilages and former nasal septal cartilage after cutting Top wire shaped it is consistent, surface smoothness.

It is 8mm-15mm that the limiting section 240 at the second end of stopping means 200, which divides with the distance of the place plane of cutter head 110,.For The height of the different demand patient's nasal cartilages of adaptation, the height of nasal septal cartilage cutting are also different.The limit at the second different ends Position portion 240 divides the distance with the place plane of cutter head 110, can be adapted to different demands.

Stopping means 200 includes connecting portion 220 and limiting section 240, and limiting section 240 is parallel to handle 100, connecting portion 220 Extend obliquely for arc and by limiting section 240.This nasal cartilages knife is abutted at the top of nasal septal cartilage by limiting section 240, is passed through Extrude connecting portion 220 so that the extrusion of connecting portion 220, so as to adjust the spacing between limiting section 240 and cutter head 110.

In the present embodiment, also there is the cuff structure 230 for being fixedly set in the middle part of handle 100 on handle 100；Spacing dress Put 200 include linear extension and for sheet main body 210, pass through sheet between main body 210 and the second end of stopping means 200 Connecting portion 220 is connected, and main body 210 is inserted into cuff structure 230, and may be such that connecting portion 220 slides through cuff structure 230。

Specifically, cuff structure 230 is sleeved on handle 100, cuff structure 230 is short tube shape, cuff structure 230 it is interior The shape of wall and handle 100 matches, cross section and the inner cross sectional of cuff structure 230 after handle 100 and the fitting of main body 210 Face matches.Cuff structure 230 is inserted after main body 210 and handle 100 are bonded, the inwall of cuff structure 230 can extrude the He of handle 100 One side surface of main body 210, the relative position that cuff structure 230 can be between fixed handle 100 and main body 210.Cuff structure 230 Also can opposite handle 100 and main body 210 slide, to adjust the position of cuff structure 230.

The second end of stopping means 200 is limiting section 240 in the present embodiment, and the shape of limiting section 240 can be with cutter head 110 Shape is similar.Connecting portion 220 between main body 210 and the end of stopping means 200 second is arc, the company of sliding into of cuff structure 230 After socket part 220, because of the arc that connecting portion 220 is sheet so that the relative adjustment of spacing between the second end and cutter head 110.

As shown in figure 3, by the slide downward of main body 210, it is spacing when cuff structure 230 slides into the position of connecting portion 220 The relative distance to cutter head 110 in portion 240 reduces.In the present embodiment, when cuff structure 230 is bundled in main body 210, limiting section The distance between 240 and cutter head 110 are 13mm, when the centre position of the walking of cuff structure 230 to connecting portion 220, limiting section The distance between 240 and cutter head 110 are 10mm.Connecting portion 220 in the present embodiment is steel disc or plastic sheet, and connecting portion 220 has There is preferable elasticity, can appropriate flexural deformation.In the present embodiment, connecting portion 220 is arc and to the direction inner concave bending of handle 100 It is bent.

As shown in Fig. 2 connecting portion 220 has length scales 250, the length scales 250 are arranged on connecting portion 220 close to The end of one end, the scale and connecting portion 220 of length scales 250 are slipped into after cuff structure 230 between second end and cutter head 110 Pitch match.For example, when cuff structure 230 slides into scale 14mm, the distance between limiting section 240 and cutter head 110 are 14mm； For another example when cuff structure 230 slides into scale 9mm, the distance between limiting section 240 and cutter head 110 are 9mm.User can By scale intuitively according to the instruction of length scales 250, the spacing between limiting section 240 and cutter head 110 is adjusted, it is easy to use Fast.

In the present embodiment, cuff structure 230 and the surface of location structure 260 are equipped with screw, and screw can extrude handle 100 With main body 210, screw-driving prevents both relative displacements.Screw unclamps the relative position that can be manually adjusted between the two.

Embodiment 2

Nasal cartilages knife in the present embodiment and the nasal cartilages knife in embodiment 1 are substantially similar, and difference is stopping means 200 Adjustment limiting distance mode it is different.

As shown in figure 4, also there is the cuff structure 230 for being sleeved on the middle part of handle 100 on handle 100；Stopping means 200 wraps Include linear extension and for sheet main body 210, pass through the connecting portion of sheet between main body 210 and the second end of stopping means 200 220 connections, main body 210 are inserted into cuff structure 230, and first end is fixed with handle 100, and the structure of cuff structure 230 is slidably To connecting portion 220 and make it that the second end and cutter head 110 are close.

In the present embodiment, the first end of stopping means 200 is fixedly connected by location structure 260 with handle 100, positioning knot Structure 260 is connected handle 100 and main body 210 by screw, in other embodiments, handle 100 and main body 210 by rivet or Other modes connect.In the present embodiment, relative can not be slided between handle 100 and main body 210, can be by adjusting cuff structure 230 position, the relative spacing adjusted between cutter head 110 and limiting section 240.

For example, when cuff structure 230 is slidably moved to the position of connecting portion 220, cuff structure 230 extrudes connecting portion 220 So that the distance between limiting section 240 and cutter head 110 are close.

Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality , in specific embodiments and applications can be so that many changes may be made, as long as these changes are without departing from this with new thought The design of utility model, belongs to the scope of protection of the utility model.

Claims (7)

1. a kind of nasal cartilages knife, including handle (100), described handle (100) one end has the cutter head (110) of " D " shape, its feature It is：Stopping means (200) is equiped with the handle (100), first end and the handle (100) of the stopping means (200) connect Connect, the second end extends to cutter head (110) direction；At least a portion of the end at the second end of the stopping means (200) is to knife The direction of head (110) blade protrudes, and limiting section (240) divides the distance between plane where cutter head (110) to be relatively fixed.

2. nasal cartilages knife according to claim 1, it is characterised in that：Second end of the stopping means (200) it is spacing Portion (240) point and the distance of plane where cutter head (110) are 8mm-15mm.

3. nasal cartilages knife according to claim 1, it is characterised in that：The stopping means (200) includes connecting portion (220) With limiting section (240), the limiting section (240) is parallel to handle (100), and the connecting portion (220) is for arc and by limiting section (240) extend obliquely.

4. nasal cartilages knife according to claim 1, it is characterised in that：Also have on the handle (100) and be fixedly set in Cuff structure (230) in the middle part of handle (100)；The stopping means (200) includes linear extension and is the main body of sheet (210), connected between the main body (210) and the second end of stopping means (200) by the connecting portion (220) of sheet, it is described Main body (210) is inserted into cuff structure (230), and may be such that connecting portion (220) slides through cuff structure (230).

5. nasal cartilages knife according to claim 1, it is characterised in that：Also have on the handle (100) and be sleeved on handle (100) cuff structure (230) in the middle part of；The stopping means (200) include linear extension and for sheet main body (210), institute State and connected by the connecting portion (220) of sheet between the second end of main body (210) and stopping means (200), the main body (210) It is inserted into cuff structure (230), the first end is fixed with the handle (100), and cuff structure (230) structure is slid into Connecting portion (220) simultaneously make it that the second end and cutter head (110) are close.

6. the nasal cartilages knife according to claim 4 or 5, it is characterised in that：The connecting portion (220) has length scales, It is sliding close to the end of the first end, the scale and connecting portion (220) of length scales that the length scales are arranged on connecting portion (220) Enter pitch match of the cuff structure (230) afterwards between the second end and cutter head (110).

7. the nasal cartilages knife according to claim 4 or 5, it is characterised in that：The connecting portion (220) is arc and to handle (100) direction is curved concave inward.