CN211067384U

CN211067384U - Puncture knife with mark for ophthalmologic operation

Info

Publication number: CN211067384U
Application number: CN201922056760.5U
Authority: CN
Inventors: 王芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-24
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses an ophthalmic surgery is with area mark puncture sword, including the puncture handle of a knife, the one end of puncture handle of a knife is connected with the connector, the one end gomphosis that the puncture handle of a knife was kept away from to the connector has the puncture sword, the one end nestification that the side surface of puncture handle of a knife corresponds the connector has the slip handle cover, the side surface threaded connection of slip handle cover has fastening bolt, the position that the side surface of puncture handle of a knife corresponds the slip handle cover has seted up sliding groove. The utility model discloses the mark recess that the inboard one side of cutting edge was seted up helps the doctor to hold the degree of depth of cutting into the cornea, the success rate of operation has been improved greatly, the mark recess can play the marking action simultaneously, reduce doctor's psychological pressure, the recess cambered surface that sets up on the slip handle sleeve helps the handheld puncture handle of a knife of doctor, the tired degree of hand has been reduced, the slip handle sleeve that can adjusting position makes the puncture handle of a knife be fit for not doctor's hand of equidimension, and the doctor can adjust to suitable position according to oneself, the suitability is improved.

Description

Puncture knife with mark for ophthalmologic operation

Technical Field

The utility model belongs to the technical field of medical equipment, specifically be an ophthalmic surgery is with puncture sword of taking mark.

Background

The eye is an organ which can sense light, although the surface area and the volume occupied by the eye are small, the function of the eye is vital to life and labor, with the development of modern medicine, many ophthalmic diseases can be cured by operation, the surgical knife is different from a common surgical knife to a certain extent, and a single ophthalmic knife is divided into a plurality of types, such as a corner knife, a sclera incision knife, a fissure puncture knife, a crystal implantation knife, a tunnel knife, a sclera puncture knife and the like, wherein the tunnel knife is specially used for corneal tunnel surgery;

the incision depth of the ophthalmic scalpel is particularly important when the surgical operation is carried out, the treatment effect can not be achieved due to the fact that the incision depth is too shallow, the eyes can be injured due to the too deep incision, and the size of a handle of the ophthalmic scalpel is usually fixed and the ophthalmic scalpel cannot be suitable for hands with different sizes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem among the background art, provide an ophthalmic surgery is with taking marked puncture sword.

The utility model adopts the technical scheme as follows:

the utility model provides an ophthalmic surgery is with area marked puncture sword, includes the puncture handle of a knife, the one end of puncture handle of a knife is connected with the connector, the one end gomphosis that the puncture handle of a knife was kept away from to the connector has the puncture sword, the one end nestification that the side surface of puncture handle of a knife corresponds the connector has the slip handle cover, the side surface threaded connection of slip handle cover has fastening bolt, the slip recess has been seted up to the position that the side surface of puncture handle of a knife corresponds slip handle cover.

The puncture knife comprises a knife edge, wherein a marking groove is formed in one surface of the inner side of the knife edge, and the distance from the marking groove to the port of the knife edge is 1.2 mm.

The sliding handle sleeve comprises a cylinder shell, groove arc surfaces are formed in two sides of the cylinder shell, threaded holes are formed in the top of the cylinder shell corresponding to the fastening bolts, and strip-shaped sliding blocks are arranged on the inner walls of the two sides of the cylinder shell and are matched with the sliding grooves.

The end face of the puncture knife handle corresponding to one end of the connector is provided with a connecting clamping strip, and the top surface and the bottom surface of one end of the outer side of the connecting clamping strip are provided with barbs.

The end face of one end, corresponding to the puncture knife handle, of the connector is provided with a connecting groove, and the connecting groove is matched with the connecting clamping strip.

The length of the sliding groove is greater than that of the sliding handle sleeve, and one end, close to the connector, of the sliding groove is flush with the end face of the puncture knife handle.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the mark recess that the inboard one side of cutting edge was seted up helps the doctor to hold the degree of depth that cuts into the cornea, when making the doctor carry out the operation in cornea tunnel again, can guarantee that the degree of depth that the cutting edge got into the cornea remains throughout at 1.2mm, has improved the success rate of operation greatly, and the mark recess can play the marking effect simultaneously, reduces doctor's psychological pressure.

2. The utility model discloses in, can realize the slip and the fixed of slip handle cover through unscrewing or screwing up fastening bolt, the recess cambered surface that sets up on the slip handle cover helps the handheld puncture handle of a knife of doctor, has reduced the fatigue degree of hand, and the slip handle cover that can adjusting position makes the puncture handle of a knife be fit for not doctor's hand of equidimension, and the doctor can adjust to suitable position according to oneself, has improved the suitability.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the middle puncture knife handle of the present invention;

FIG. 3 is a schematic view of a part of the structure of the puncture knife of the present invention;

fig. 4 is a schematic structural view of the middle sliding handle sleeve of the present invention.

The labels in the figure are: 1. a puncture knife handle; 2. a connector; 3. a puncture knife; 31. a blade; 32. marking a groove; 4. a sliding handle sleeve; 41. a cylindrical housing; 42. a groove arc surface; 43. a threaded hole; 44. a bar-shaped slider; 5. fastening a bolt; 6. a sliding groove; 7. and connecting the clamping strips.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-4, a marked puncture knife for ophthalmologic surgery comprises a puncture knife handle 1, one end of the puncture knife handle 1 is connected with a connector 2, one end of the connector 2, which is far away from the puncture knife handle 1, is embedded with a puncture knife 3, one end of the side surface of the puncture knife handle 1, which corresponds to the connector 2, is embedded with a sliding handle sleeve 4, the side surface of the sliding handle sleeve 4 is in threaded connection with a fastening bolt 5, the side surface of the puncture knife handle 1, which corresponds to the sliding handle sleeve 4, is provided with a sliding groove 6, the puncture knife 3 comprises a knife edge 31, one side surface of the inner side of the knife edge 31 is provided with a marking groove 32, the distance from the marking groove 32 to the port of the knife edge 31 is 1.2mm, the end surface of the puncture knife handle 1, which corresponds to the connector 2, is provided with a connecting clamp strip 7, the, and the connecting groove is mutually matched with the connecting clamping strip 7.

By adopting the technical scheme:

the marking groove 32 formed in one side of the inner side of the cutting edge 31 is helpful for a doctor to grasp the depth of cutting into the cornea, so that when the doctor performs the operation of the corneal tunnel again, the depth of the cutting edge 31 entering the cornea can be kept at 1.2mm all the time, the success rate of the operation is greatly improved, and meanwhile, the marking groove 32 can play a role in marking, so that the psychological pressure of the doctor is reduced.

The sliding handle sleeve 4 comprises a cylinder shell 41, groove arc faces 42 are formed in two sides of the cylinder shell 41, a threaded hole 43 is formed in the position, corresponding to the fastening bolt 5, of the top of the cylinder shell 41, bar-shaped sliding blocks 44 are arranged on inner walls of two sides of the cylinder shell 41, the bar-shaped sliding blocks 44 are mutually matched with the sliding grooves 6, the length of the sliding grooves 6 is larger than that of the sliding handle sleeve 4, and one end, close to the connecting head 2, of the sliding handle sleeve is flush with the end face of the puncture handle 1.

By adopting the technical scheme:

can realize the slip and the fixed of slip handle cover 4 through unscrewing or screwing up fastening bolt 5, the recess cambered surface 42 that sets up on the slip handle cover 4 helps the handheld puncture handle of a knife 1 of doctor, has reduced the fatigue degree of hand, and the slip handle cover 4 that can the adjusting position makes puncture handle of a knife 1 be fit for not doctor's hand of equidimension, and the doctor can adjust to suitable position according to oneself, has improved the suitability.

The working principle of the puncture scalpel comprises the steps of referring to fig. 1-4, when in use, aligning the strip-shaped sliding block 44 on the inner wall of the sliding handle sleeve 4 to the sliding groove 6 on the puncture scalpel handle 1 for embedding, then connecting the connector 2 with the puncture scalpel handle 1 through the connecting clamping strip 7, sliding the sliding handle sleeve 4, adjusting the sliding handle sleeve 4 to a proper position, then rotating the fastening bolt 5 to fix the positions of the sliding handle sleeve 4 and the puncture scalpel handle 1, when in operation, holding the puncture scalpel handle 1 through the sliding handle sleeve 4, and controlling the depth of the blade 31 entering the cornea through the marking groove 32 formed in one side of the inner side of the blade 31.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an ophthalmic surgery is with area mark puncture sword, includes puncture handle of a knife (1), its characterized in that: the one end of puncture handle of a knife (1) is connected with connector (2), the one end gomphosis that puncture handle of a knife (1) was kept away from in connector (2) has puncture sword (3), the one end nestification that the side surface of puncture handle of a knife (1) corresponds connector (2) has slip handle cover (4), the side surface threaded connection of slip handle cover (4) has fastening bolt (5), slip recess (6) have been seted up to the position that the side surface of puncture handle of a knife (1) corresponds slip handle cover (4).

2. A marked puncture blade for ophthalmic surgery according to claim 1, wherein: the puncture knife (3) comprises a knife edge (31), a marking groove (32) is formed in one surface of the inner side of the knife edge (31), and the distance from the marking groove (32) to the port of the knife edge (31) is 1.2 mm.

3. A marked puncture blade for ophthalmic surgery according to claim 1, wherein: the sliding handle sleeve (4) comprises a cylinder shell (41), two sides of the cylinder shell (41) are provided with groove arc surfaces (42), the top of the cylinder shell (41) is provided with a threaded hole (43) corresponding to the position of the fastening bolt (5), the inner walls of two sides of the cylinder shell (41) are provided with strip-shaped sliding blocks (44), and the strip-shaped sliding blocks (44) are mutually matched with the sliding grooves (6).

4. A marked puncture blade for ophthalmic surgery according to claim 1, wherein: the end face of the puncture knife handle (1) corresponding to one end of the connector (2) is provided with a connecting and clamping strip (7), and barbs are arranged on the top surface and the bottom surface of one end of the outer side of the connecting and clamping strip (7).

5. The marked puncture knife of claim 4, wherein: the end face of one end, corresponding to the puncture knife handle (1), of the connector (2) is provided with a connecting groove, and the connecting groove and the connecting clamping strip (7) are mutually matched.

6. A marked puncture blade for ophthalmic surgery according to claim 1, wherein: the length of the sliding groove (6) is greater than that of the sliding handle sleeve (4), and one end, close to the connector (2), of the sliding groove is flush with the end face of the puncture handle (1).