CN207286226U

CN207286226U - A kind of ophthalmology scalpel

Info

Publication number: CN207286226U
Application number: CN201720286363.5U
Authority: CN
Inventors: 马志远; 梁卫丰
Original assignee: Hebei Plainer Combined Medical Equipment Science And Technology Co Ltd
Current assignee: Hebei Plainer Combined Medical Equipment Science And Technology Co Ltd
Priority date: 2017-03-23
Filing date: 2017-03-23
Publication date: 2018-05-01
Anticipated expiration: 2027-03-23

Abstract

It the utility model is related to the field of medical instrument technology, specifically disclose a kind of ophthalmology scalpel, including handle of a knife and the cutter head positioned at handle of a knife end, handle of a knife includes handling section and linkage section, linkage section connects cutter head and handling section, cutter head is in flat structure, wherein cutter head includes sharp property side, passivity side and transition side, sharp property side is connected with a side of the linkage section of handle of a knife, transition side is connected with another side of the linkage section of handle of a knife, passivity side is connected between sharp property side and transition side, angle between the sharp property side of cutter head and the central axis of handle of a knife is less than 180 degree.The ophthalmology scalpel of the utility model makes doctor is more accurate when operating at the time of surgery, effectively to reduce operation risk in place, reduces operating time by the unique design of cutter head.

Description

A kind of ophthalmology scalpel

Technical field

It the utility model is related to medical instruments field, more particularly to a kind of ophthalmology scalpel.

Background technology

Pteryium is ophthalmology common disease and frequently-occurring disease, triangular in shape, can invade cornea, what its growth can be different degrees of Affect vision, and be an impediment to beauty.The extraneous factors such as the generation of the triangular mass of mucous membrane growing from the inner corner of the eye and travel fatigue, smog, drying, ultraviolet are closely bound up, especially It is that ultraviolet irradiation is considered as vital factor.

Pteryium treatment method is a lot of, at present the clinically medicine such as useful β radiation exposures or local injection bleomycin Thing therapy, can make pteryium atrophy but uncertain therapeutic efficacy is cut, and this therapy corneal epithelial or its hetero-organization may cause Infringement.In addition, it is then to use resection operation to treat pteryium method, needs peel off in excision and strikes off two A step, due to the triangular mass of mucous membrane growing from the inner corner of the eye, at cornea position, usually bonding is closer, and conventional scalpel stripping is not clean, has increment residual, Recurrence rate is very high.So the recurrence rate for how reducing triangular mass of mucous membrane growing from the inner corner of the eye operation is the great challenge that oculist faces.

Utility model content

For problems of the prior art, the utility model provide one kind thoroughly can peel off and strike off it is pteryium Ophthalmology scalpel.

The technical solution of the utility model is：A kind of ophthalmology scalpel, including handle of a knife and the cutter head positioned at handle of a knife end, knife Handle includes handling section and linkage section, and linkage section connection cutter head and handling section, cutter head are in flat structure, wherein：Cutter head includes sharp property Side, passivity side and transition side, sharp property side are connected with a side of the linkage section of handle of a knife, the company of transition side and handle of a knife Another side for connecing section is connected, and passivity side is connected between sharp property side and transition side；The sharp property side of cutter head and handle of a knife Central axis between angle be less than 180 degree.

Further, the angle between the sharp property side of cutter head and the central axis of handle of a knife is between 150 degree to 175 degree.

Further, the sharp property side of cutter head is the uniplanar that length is 1.5-2.5mm, and the angle of uniplanar is 45 degree To 60 degree.

Further, the sharp property side of cutter head is double sections that length is 1.5-2.5mm, and the folder of double section both sides section Angle is identical, is 35 degree to 50 degree.

Further, the thickness of the passivity side of cutter head is 0.2-0.35mm, length 2-3mm.

Further, the junction between sharp the property side and passivity side of cutter head is rounded structure；The linkage section of handle of a knife Junction between the transition side of cutter head is rounded structure；Junction between the transition side and passivity side of cutter head is Rounded structure；Junction between the linkage section of handle of a knife and the sharp property side of cutter head is rounded structure.

Further, the length of handle of a knife is 120-150mm, wherein：The length of linkage section is 20-30mm, the length of handling section Spend for 90-130mm.

Further, handle of a knife is stainless steel.

Further, cutter head is titanium alloy material.

Further, handling section periphery is equipped with anti-skid chequer.

A kind of ophthalmology scalpel of the utility model, has the advantages that：

1st, the angle between cutter head and handle of a knife is less than 180 degree, and doctor operates more precisely in place at the time of surgery, effectively drop Low operation risk, reduces operating time；

2nd, the section of the sharp property side of cutter head can need to select uniplanar or double sections according to operation, and section also may be selected Angle of inclination；

3rd, the size of the sharp property side and passivity side of cutter head is smaller, is more applicable in ophthalmologic operation；

4th, the junction between cutter head and the linkage section of handle of a knife is rounded structure, and scalpel can be prevented when in use to eye Portion's tissue causes unnecessary injury；

5th, cutter head is made of titanium alloy material, good mechanical property and corrosion resistance, heat resistance height；

6. being equipped with anti-skid chequer outside the handling section of handle of a knife, frictional force during holding can be increased, caused by preventing rubber sleeve Malpractice.

Brief description of the drawings

, below will be to embodiment for clearer explanation the utility model embodiment or technical solution of the prior art Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is a kind of overall structure figure of embodiment of the utility model ophthalmology scalpel；

Fig. 2 is the cutter head of the utility model ophthalmology scalpel and the partial enlargement structure chart of part handle of a knife；

Fig. 3 be the utility model ophthalmology scalpel cutter head and part handle of a knife partial enlargement structure chart, which show Angle between the sharp property side of cutter head and the central axis of handle of a knife；

Fig. 4 is the profile along a kind of embodiment of the cutter head of Fig. 3 taken along line A-A；

Fig. 5 is the profile along another embodiment of the cutter head of Fig. 3 taken along line A-A；

Fig. 6 is the overall structure figure of another embodiment of the utility model ophthalmology scalpel；

In figure：1- handle of a knifes；2- cutter heads；101- handling sections；102- linkage sections；103- anti-skid chequers；The sharp property sides of 201-；202- Passivity side；203- transition side；C- central axis；θ-angle.

Embodiment

Below in conjunction with the attached drawing in the utility model, the technical scheme in the embodiment of the utility model is carried out it is clear, Complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole implementation Example.Based on the embodiment in the utility model, those skilled in the art is not on the premise of creative work is made The all other embodiment obtained, belongs to the scope of protection of the utility model.

As shown in Figures 1 to 5, it is a kind of ophthalmology scalpel of the utility model embodiment, including handle of a knife 1 is with being located at handle of a knife The cutter head 2 of 1 end, handle of a knife 1 include handling section 101 and linkage section 102, and linkage section 102 connects cutter head 2 and handling section 101, cutter head 2 into flat structure.Linkage section 102 in handle of a knife 1 is preferably also flat structure, and handling section 101 is cylindric, the institute of linkage section 102 Plane and cutter head 2 where plane be same plane, the center line of linkage section 102 and handling section 101 is on the same line.

Cutter head 2 includes sharp property side 201, passivity side 202 and transition side 203, sharp property side 201 and the company of handle of a knife 1 The a side for connecing section 102 is connected, and transition side 203 is connected with another side of the linkage section 102 of handle of a knife 1, and passivity side 202 connects It is connected between sharp property side 201 and transition side 203；Folder between the sharp property side 201 of cutter head 2 and the central axis C of handle of a knife 1 Angle θ is less than 180 degree, it is preferred that the angle theta between the sharp property side 201 of cutter head 2 and the central axis C of handle of a knife 1 at 150 degree extremely Between 175 degree.Not on the same line, i.e., cutter head 2 bends certain angle to the central axis of cutter head 2 and handle of a knife 1 relative to handle of a knife 1 Degree, such doctor is more convenient for peeling off when in use and stripping operation, therefore can improve operation accuracy, effectively reduces Operation risk, shortens operating time.

Specifically, as shown in figure 4, the sharp property side 201 of cutter head 2 is the uniplanar that length is 1.5-2.5mm, and uniplanar Angle be 45 degree to 60 degree, it is preferred that it is 50 degree to 55 degree of sharp property side 201 to select angular range.Alternatively, as schemed Shown in 5, the sharp property side 201 of the cutter head 2 of another embodiment can also be double sections that length is 1.5-2.5mm, double sections The angle of both sides section is identical, and scope is at 35 degree to 50 degree, it is preferred that the angle number of degrees are 40 degree to 45 degree.Different cutter heads are cut Face, can be adapted for different operation needs, and user can make choice according to the actual requirements, thoroughly to peel off and strike off It is pteryium.

Specifically, the thickness of the passivity side 202 of cutter head 2 is 0.2-0.35mm, length 2-3mm, it is preferred that passivity side The thickness on side 202 is 0.24-0.28mm.

Specifically, the junction between sharp the property side 201 and passivity side 202 of cutter head 2 is rounded structure；Handle of a knife 1 Junction between linkage section 102 and the transition side 203 of cutter head 2 is rounded structure；The transition side 203 of cutter head 2 and passivity Junction between side 202 is rounded structure；Connection between the linkage section 102 of handle of a knife 1 and the sharp property side 201 of cutter head 2 Locate as rounded structure.Rounded structure to avoid perienchyma is scraped in operation, can influence the progress of operation, and increase is unnecessary Risk.

Specifically, the length of handle of a knife 1 is 120-150mm, the length of its middle connecting segment 102 is 20-30mm, handling section 101 Length be 90-130mm, the diameter of section scope of handling section 101 is between 5.0-8.0mm.Linkage section 102 and handling section 101 It can be structure as a whole, can be also joined together by welding by two sections, can also be opened up in the head end of handling section 101 and linkage section The corresponding groove in 102 sections, the end of linkage section 102 is installed in the groove of handling section 101 and is fixed, existing skill Also there are many connection modes in art, the utility model is not specifically limited, and need to only be realized between linkage section 102 and handling section 101 Be fixedly connected.

Preferably, cutter head 2 is made of titanium alloy material, and titanium alloy intensity is high and density is small, good mechanical property, but due to titanium Alloy higher price, to be cost-effective, handle of a knife 1 is made of stainless steel, and handle of a knife 1 is connected with cutter head 2 by the way of welding To together, polished smooth again after welding.

Specifically as shown in fig. 6, the periphery of handling section 101 is equipped with anti-skid chequer 103, according to clinical experience, doctor is using hand During art knife, the local closer cutter head 2 of holding, so anti-skid chequer 103 to be arranged on to the fore-end of handling section 101, anti-skid chequer 103 length need not do specific restriction, and the lines of anti-skid chequer 103 can be nicking, or have certain geometric figure Thin raised pattern, the utility model do not limit the particular type of anti-skid chequer 103 with length.The adding of anti-skid chequer can increase hand with Friction between scalpel, the situation for preventing rubber sleeve cause unnecessary damage to eye and surrounding tissue.

The utility model is further described by specific embodiment above, it should be understood that, have here The description of body, should not be construed as the restriction to the spirit and scope of the utility model, and one of ordinary skilled in the art is readding The various modifications made after reader specification to above-described embodiment, belong to the scope that the utility model is protected.

Claims

1. a kind of ophthalmology scalpel, including handle of a knife (1) and the cutter head (2) positioned at the handle of a knife (1) end, it is characterised in that institute Stating handle of a knife (1) includes handling section (101) and linkage section (102), and the linkage section (102) connects the cutter head (2) and the hand Section (101) is held, the cutter head (2) is in flat structure, wherein：

The cutter head (2) includes sharp property side (201), passivity side (202) and transition side (203), the sharp property side (201) a side with the linkage section (102) of the handle of a knife (1) is connected, the transition side (203) and the handle of a knife (1) Another side of linkage section (102) is connected, and the passivity side (202) is connected to the sharp property side (201) and transition side (203) between；

Angle (θ) between the sharp property side (201) of the cutter head (2) and the central axis (C) of the handle of a knife (1) is less than 180 Degree.

A kind of 2. ophthalmology scalpel as claimed in claim 1, it is characterised in that the sharp property side (201) of the cutter head (2) with Angle (θ) between the central axis (C) of the handle of a knife (1) is between 150 degree to 175 degree.

3. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the sharp property side (201) of the cutter head (2) is Length is the uniplanar of 1.5-2.5mm, and the angle of the uniplanar is 45 degree to 60 degree.

4. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the sharp property side (201) of the cutter head (2) is Length is double sections of 1.5-2.5mm, and the angle of double section both sides section is identical, is 35 degree to 50 degree.

5. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the passivity side (202) of the cutter head (2) Thickness is 0.2-0.35mm, length 2-3mm.

A kind of 6. ophthalmology scalpel as claimed in claim 1, it is characterised in that the sharp property side (201) of the cutter head (2) with Junction between passivity side (202) is rounded structure；

Junction between the linkage section (102) of the handle of a knife (1) and the transition side (203) of the cutter head (2) is fillet knot Structure；

Junction between the transition side (203) and the passivity side (202) of the cutter head (2) is rounded structure；

Junction between the linkage section (102) of the handle of a knife (1) and the sharp property side (201) of the cutter head (2) is fillet knot Structure.

7. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the length of the handle of a knife (1) is 120- 150mm, wherein：

The length of the linkage section (102) is 20-30mm, and the length of the handling section (101) is 90-130mm.

8. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the handle of a knife (1) is stainless steel.

9. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that the cutter head (2) is titanium alloy material.

10. a kind of ophthalmology scalpel as claimed in claim 1, it is characterised in that handling section (101) periphery is equipped with anti-skidding Line (103).