CN213788166U

CN213788166U - Separator for full femtosecond myopia correction operation

Info

Publication number: CN213788166U
Application number: CN202022666854.7U
Authority: CN
Inventors: 刘俊; 黄茜
Original assignee: 924th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 924th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-27
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to a medical treatment appurtenance field specifically discloses a separator for correcting operation of full femto second myopia, including the handle to and separation shovel and the separation hook of setting at the handle both ends, fixed connection can all be dismantled with the handle to separation shovel and separation hook, and wherein, the separation shovel is including the first connecting portion that is used for being connected with the wherein one end of handle, and the tip extension of connecting portion dorsad handle has the working portion of arcuation, and the separation hook is including being used for the second connecting portion be connected with the handle, and the tip that the second connecting portion dorsad handle is provided with spike hook portion. The utility model discloses a separator for correcting operation of full femto second myopia, convenient to use is convenient for separate between the diagonal layer, improves the security of operation to can be applicable to the patient of different corneas.

Description

Separator for full femtosecond myopia correction operation

Technical Field

The utility model relates to a medical auxiliary appliance, in particular to a separator for full femtosecond myopia correction operation.

Background

The full femtosecond laser (femtosecond laser corneal stroma lens excision) is the most advanced cornea refractive correction in the world at present, greatly improves the safety and the accuracy of myopia correction, and has the advantages of small wound, easy recovery and the like. In the operation process, a separator is needed to separate the corneal layers of the eye, for example, patent document No. CN202288614U discloses an all femtosecond laser operation corneal lens separator, which can be used for separating the corneal layers, but the working part of the separator is linear and has a fixed size, the corneal surface of the eye has a certain radian, and the radians of different patients are different, and in the operation process, the working part cannot be well matched with the cornea, so that the separation between the corneal layers of the eye is inconvenient, the operation time is prolonged, and the cornea of the patient is easily damaged.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a separator that is used for full femto second myopia to correct operation, convenient to use is convenient for separate between the diagonal membrane layer, improves the security of operation to can be applicable to the patient of different corneas.

In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides a separator for correcting operation of full femto second myopia, includes the handle, and sets up the separation shovel and the separation hook at handle both ends, the separation shovel with the separation hook all with fixed connection can be dismantled to the handle, wherein, the separation shovel including be used for with the first connecting portion that wherein one end of handle is connected, connecting portion dorsad the tip of handle extends there is the work portion of arcuation, the separation hook is including being used for the second connecting portion be connected with the handle, the tip of second connecting portion dorsad handle is provided with spike hook portion.

Preferably, the separation shovel and the separation hook are both in threaded connection with the handle.

Preferably, the both ends of handle have all extended the projection, be provided with external screw thread connecting portion on the projection, first connecting portion with the tip of second connecting portion all be provided with external screw thread connecting portion screw-thread fit's threaded connection hole.

Preferably, the both ends of handle all are provided with L type mounting groove, first connecting portion with the second connecting portion all be provided with can with the tip grafting complex mounting hole of handle, the inner wall of mounting hole opening part is provided with the lug with L type mounting groove sliding fit.

Preferably, the L-shaped mounting groove comprises a first sliding groove and a second sliding groove, the first sliding groove is formed in the length direction of the handle, the second sliding groove is perpendicular to the first sliding groove, one end of the first sliding groove extends to the end portion of the handle, and the other end of the first sliding groove is connected with the second sliding groove.

Preferably, an arc-shaped guide portion is disposed at a connection portion of the first slide groove and the second slide groove.

Preferably, the end parts of the working part and the sharp hook part, which are back to the handle, are provided with arc-shaped chamfered parts.

Preferably, the working part is provided with a scale for marking the length of the working part.

Preferably, the surface of the handle is provided with anti-skid lines.

Preferably, the working portion is gradually thicker from an end back to the first connecting portion to an end facing the first connecting portion.

The beneficial effects are that: compared with the prior art, the utility model discloses a separator for correcting operation of full femto second myopia sets up the work portion into the arcuation, can with the fine cooperation of eyes cornea, to make things convenient for separation between to eyes cornea layer, it is long when having shortened the operation, it causes the injury to patient's cornea to reduce, install on the handle through separating shovel and separation hook detachable simultaneously, the dismouting of the separation shovel and separation hook of being convenient for is changed, thereby the washing of the separator of being convenient for, and be convenient for change the separation shovel and the separation hook of different models according to the patient of difference, thereby can be applicable to the patient of different cornea radians.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic structural view of a separator for a full femtosecond myopia correction surgery according to the present invention;

FIG. 2 is a schematic view of the structure of one embodiment of the handle;

FIG. 3 is a schematic structural view of another embodiment of a handle;

fig. 4 is a schematic structural diagram of one embodiment of the first connection portion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, a separator for a full femtosecond myopia correction surgery comprises a handle 1, and a separation blade 2 and a separation hook 3 which are arranged at two ends of the handle 1, preferably, the handle 1, the separation blade 2 and the separation hook 3 can be made of stainless steel or titanium alloy, further, the handle 1 can be cylindrical, and the surface of the handle 1 is provided with anti-slip grains 14, so as to improve the friction force on the surface of the handle 1, so as to prevent medical staff from slipping during taking, the separation blade 2 and the separation hook 3 can be detachably and fixedly connected with the handle 1, wherein the separation blade 2 comprises a first connection part 4 for connecting with one end of the handle 1, the end part of the first connection part 4 opposite to the handle 1 extends to form an arc-shaped working part 5, specifically, the separation blade 2 is integrally formed, the first connection part 4 is connected with the working part 5 through a first connection rod, and separation shovel 2 is after the installation, and the axis of head rod is same straight line with the axis of handle 1, and separation hook 3 is including being used for the second connecting portion 6 of being connected with handle 1, and the tip that second connecting portion 6 dorsad handle 1 is provided with pointed hook portion 7, and is concrete, and separation shovel 2 also adopts integrated processing shaping, and second connecting portion 6 links to each other through the second connecting rod with pointed hook portion 7, and separation hook 3 is after the installation, and the axis of second connecting rod is same straight line with the axis of handle 1.

In the separator of the present application, the separation blade 2 and the separation hook 3 may be detachably connected to the handle 1 in various detachable connection manners, as shown in fig. 1 and 2, and in one of the detachable connection manners, the separation blade 2 and the separation hook 3 may be both screwed to the handle 1. Specifically, the both ends of handle 1 can all be followed its axis direction and extended there is projection 8, is provided with external screw thread connecting portion 9 on the projection 8, and the tip of first connecting portion 4 and second connecting portion 6 all is provided with the threaded connection hole with 9 screw-thread fit of external screw thread connecting portion, through the threaded connection hole with the cooperation of the external screw thread connecting portion 9 on the projection 8 to install separation shovel 2 and separation hook 3 detachable on handle 1, mounting structure is simple, and installation stability is high.

As shown in fig. 3 and 4, in another detachable connection manner, two ends of the handle 1 may be provided with L-shaped mounting grooves 10, the end portions of the first connection portion 4 and the second connection portion 6 are provided with mounting holes 12 capable of being in plug-in fit with the end portion of the handle 1, and the inner wall of the opening of the mounting hole 12 is provided with a projection 11 in sliding fit with the L-shaped mounting groove 10. Specifically, L type mounting groove 10 includes the first spout that sets up along 1 length direction of handle and with first spout vertically second spout, the one end of first spout extends to the tip of handle 1, the other end links to each other with the second spout, when the installation, mounting hole 12 and the tip of handle 1 are when the grafting cooperation, lug 11 can be followed the initiating terminal of first spout and moved to the end of first spout, and rotate first connecting portion 4 or the relative handle 1 of second connecting portion 6, so that lug 11 slides in to the end of second spout, thereby make

separation shovel

2 and 3 joint fixed mounting of separation hook on handle 1, easy dismounting is swift.

More preferably, the joint of the first sliding groove and the second sliding groove may be provided with a circular arc-shaped guiding portion 13 to guide the sliding of the projection 11, so that the projection 11 can slide into the second sliding groove more easily, and the separation shovel 2 and the separation hook 3 can be detached and installed conveniently.

In order to prevent the end portions of the working portion 5 and the sharp hook portion 7 from damaging the cornea of the patient and improve the safety of the operation, the end portions of the working portion 5 and the sharp hook portion 7, which are away from the handle 1, may be blunt, that is, the end portions of the working portion 5 and the sharp hook portion 7 may be provided with arc-shaped chamfer portions, or the end portions may be spherical.

In the treatment process, the sizes of the corneas of different patients and the radian of the surfaces of the corneas are different, so that the working parts 5 on different separating shovels 2 can be set to different specifications, namely the lengths of the working parts 5 can be set to 6.0mm, 6.5mm and 7.0mm, and in order to facilitate the identification of different lengths, scales for marking the lengths of the working parts can be arranged on the working parts, and the radians of the working parts 5 can be set to 15 degrees, 30 degrees, 45 degrees and 60 degrees. Preferably, in order to provide structural strength to the working portion 5, the working portion 5 is gradually thicker from the end facing away from the first connecting portion 4 to the end facing toward the first connecting portion 4.

The utility model discloses a separator for operation is corrected to full femto second myopia sets up to the arcuation through 5 with the work portion, can with the better cooperation in surface of patient's eyes cornea, in order to make things convenient for medical personnel to the separation between eyes cornea layer, it is long when having shortened the operation, reduce and cause the injury to patient's cornea, install on handle 1 through separating shovel 2 and separating hook 3 detachable simultaneously, the dismouting of being convenient for separation shovel 2 and separating hook 3 is changed, thereby be convenient for the washing of separator, and be convenient for change the separating shovel 2 and the separating hook 3 of different models according to the patient of difference.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides a separator for surgery is corrected to full femto second myopia, includes handle (1), and sets up separation shovel (2) and separation hook (3) at handle (1) both ends, its characterized in that, separation shovel (2) with separation hook (3) all with fixed connection can be dismantled in handle (1), wherein, separation shovel (2) including be used for with first connecting portion (4) that wherein one end of handle (1) is connected, first connecting portion (4) dorsad the tip of handle (1) extends has work portion (5) of arcuation, separation hook (3) are including being used for second connecting portion (6) be connected with handle (1), the tip of second connecting portion (6) dorsad handle (1) is provided with sharp hook portion (7).

2. A separator for all femtosecond myopia correction procedures according to claim 1, wherein the separation shovel (2) and the separation hook (3) are both in threaded connection with the handle (1).

3. The separator for the full femtosecond myopia correction surgery according to claim 2, wherein a convex column (8) extends from both ends of the handle (1), an external thread connecting part (9) is arranged on the convex column (8), and thread connecting holes which are in thread fit with the external thread connecting part (9) are arranged at the end parts of the first connecting part (4) and the second connecting part (6).

4. The separator for the full femtosecond myopia correction surgery according to claim 1, wherein the two ends of the handle (1) are provided with L-shaped mounting grooves (10), the first connecting part (4) and the second connecting part (6) are provided with mounting holes (12) capable of being in plug-in fit with the end parts of the handle (1), and the inner wall at the opening of the mounting holes (12) is provided with a convex block (11) in sliding fit with the L-shaped mounting grooves (10).

5. A separator for full femtosecond myopia correction surgery according to claim 4, wherein the L-shaped installation groove (10) comprises a first sliding groove arranged along the length direction of the handle (1) and a second sliding groove perpendicular to the first sliding groove, one end of the first sliding groove extends to the end of the handle (1), and the other end is connected with the second sliding groove.

6. A separator for all femtosecond myopia correction surgery according to claim 5, wherein the joint of the first chute and the second chute is provided with a circular arc-shaped guide (13).

7. A separator for all femtosecond myopia correction procedures according to claim 1, characterized in that the ends of the working part (5) and the pointed hook part (7) facing away from the handle (1) have curved chamfered parts.

8. A separator for full femtosecond myopia correction surgery according to claim 1, wherein the working part (5) is provided with a scale marking its length.

9. A separator for use in full femtosecond myopia correction surgery according to claim 1, characterized in that the surface of the handle (1) is provided with anti-slip threads (14).

10. A separator for use in a full femtosecond myopia correction procedure according to claim 1, wherein the working portion (5) is gradually thicker from an end facing away from the first connecting portion (4) to an end facing the first connecting portion (4).