CN208926784U

CN208926784U - Macula lutea surgery assistor tool

Info

Publication number: CN208926784U
Application number: CN201721706474.3U
Authority: CN
Inventors: 吴昌龙; 韩方菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-11
Filing date: 2017-12-11
Publication date: 2019-06-04
Anticipated expiration: 2027-12-11

Abstract

Macula lutea surgery assistor tool includes the finger ring positioned at middle part, and finger ring is inserted in for finger, and the two sides of finger ring are respectively equipped with handle, and it is the through-hole in hollow form inside front hand grip and back handle that handle, which includes front hand grip and back handle,；Handle leading portion is equipped with tapered mounting head, and the front end of mounting head is equipped with the clamp clip in four central symmetry shapes, the rear end of mounting head is equipped with external screw thread；The outer end of mounting head is connected with fixing sleeve by being threadedly engaged；It tilts cutter hub insertion through-hole and is installed on handle inner, fixing sleeve is tightened cutter hub is tilted on handle；Tilting cutter hub includes knife handle and rotary knife piece, and knife handle and rotary knife piece are linked into an integrated entity by connecting section；The front end of rotary knife piece is pointed incision point, and the rear portion for cutting point is warping part, and the bottom belt of warping part has cavity.The utility model makes the retina of macula lutea peritreme be easy to blunt separation, and internal limiting membrane is easy to clog with the help of assistor, and operation is become easy to operate.

Description

Macula lutea surgery assistor tool

Technical field

The utility model relates to medical instruments field, especially a kind of macula lutea surgery assistor tool.

Background technique

When treatment of macular hole, one for the treatment of method is to be transplanted using internal limiting membrane, including internal limiting membrane covers and filling. When specific operation, one layer of internal limiting membrane is shelled from macular area retina, is covered and is clogged to macula hole.But in practical operation In the process, internal limiting membrane size is greater than macula hole.When migrating to internal limiting membrane in macula hole, the prior art is not suitable Instrument is available.

Utility model content

In order to solve above-mentioned problems of the prior art, the utility model provides a kind of macula lutea surgery assistor tool.

The technical scheme adopted by the utility model to solve the technical problem is as follows: macula lutea surgery assistor tool, includes position Finger ring in middle part, finger ring are inserted in for finger, and the two sides of finger ring are respectively equipped with handle, and handle includes front hand grip and defensive position For in the through-hole of hollow form inside handle, front hand grip and back handle；Handle leading portion is equipped with tapered mounting head, the front end of mounting head Rear end equipped with clamp clip, mounting head in four central symmetry shapes is equipped with external screw thread；The outer end of mounting head is by being threadedly engaged It is connected with fixing sleeve；It tilts cutter hub insertion through-hole and is installed on handle inner, fixing sleeve is tightened cutter hub is tilted in handle On；The tilting cutter hub includes knife handle and rotary knife piece, and the knife handle and rotary knife piece are linked into an integrated entity by connecting section；The rotation The front end of blade is pointed incision point, and the rear portion for cutting point is warping part, and the bottom belt of warping part has cavity.

The utility model also has following additional technical feature:

Specifically optimize as the utility model patent, the outer surface of the front hand grip and back handle is in concave-convex type, wherein Concave form surface is smooth type surface, and convex is grid-type top surface, and grid-type top surface is anti-skid chequer.

Specifically optimize as the utility model patent, the tilting cutter hub is medical rigid material resistant to high temperature.

Specifically optimize as the utility model patent, the finger ring is integrally formed with front hand grip, back handle.

Specifically optimize as the utility model patent, the tilting cutter hub is integrally in bending；Knife handle and rotary knife piece two Person bends angle a between 100 ° -160 °.

The utility model compared to the prior art, the advantage is that: the utility model is easy to the retina of macula lutea peritreme Blunt separation, internal limiting membrane are easy to clog with the help of assistor, and operation is become easy to operate.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is 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, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the utility model entirety fractionation structural representation；

Fig. 2 is the utility model integral installation structural schematic diagram；

Fig. 3 is that the utility model tilts structure of the cutter body schematic diagram；

Fig. 4 is that the utility model tilts cutter hub partial enlargement structural representation.

Specific embodiment

Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

Macula lutea surgery assistor tool includes the finger ring 1 positioned at middle part, and finger ring 1 is inserted in for finger, and the two of finger ring 1 Side is respectively equipped with handle, and it is in the logical of hollow form inside front hand grip 2 and back handle 3 that handle, which includes front hand grip 2 and back handle 3, Hole 9；Handle leading portion is equipped with tapered mounting head, and the front end of mounting head is equipped with the clamp clip 6 in four central symmetry shapes, installation The rear end of head is equipped with external screw thread 5；The outer end of mounting head is connected with fixing sleeve 8 by being threadedly engaged；It tilts cutter hub 7 and is inserted into through-hole 9 are installed on handle inner, and fixing sleeve 8 is tightened cutter hub 7 is tilted on handle.The setting of clamp clip 6, can be according to operation The height of platform and the height of surgical staff carry out the exposed length of appropriate adjusting core splitting knife body 7, are conducive to going on smoothly for operation.

The outer surface of front hand grip 2 and back handle 3 is in concave-convex type, wherein concave form surface is smooth type surface, and convex is grid Type surface, grid-type top surface are anti-skid chequer 4.Anti-skid chequer 4 can prevent core splitting device from sliding in use.

Finger ring 1 is integrally formed with front hand grip 2, back handle 3.Whole intensity can be increased, prolonged the service life.

It is in bending that it is whole, which to tilt cutter hub 7,；Tilting cutter hub 7 is medical rigid material resistant to high temperature.Tilting cutter hub 7 includes Knife handle 71 and rotary knife piece 72, knife handle 71 and rotary knife piece 72 are linked into an integrated entity by connection section 73；Both knife handle 71 and rotary knife piece 72 Angle a is bent between 100 ° -160 °, adjusting appropriate can be carried out according to the height of operating table and the height of surgical staff, Be conducive to going on smoothly for operation.The front end of rotary knife piece 72 is pointed incision point 75, and the rear portion of incision point 75 is warping part 74, the bottom belt of warping part 74 has cavity 74.

Macula lutea surgery assistor tool application method: by macula lutea surgery assistor as the edge of macular hole, gentle manipulation will Incision point 75 cut macular hole edges, softly protrude into, rotating handle, separation edge retina, make macula lutea peritreme retina with Internal limiting membrane, is placed in hole by pigment epithelium separation with assistor, then internal limiting membrane edge is placed under separation retina, in flattening Limitans completes operation.

Although the various embodiments described above are described, once a person skilled in the art knows basic wounds The property made concept, then additional changes and modifications can be made to these embodiments, so the foregoing is merely the realities of the utility model Example is applied, the scope of patent protection of the utility model is not intended to limit, it is all to utilize the utility model specification and accompanying drawing content Made equivalent structure or equivalent flow shift, is applied directly or indirectly in other relevant technical fields, and similarly includes Within the scope of patent protection of the utility model.

Claims

1. macula lutea surgery assistor tool, which is characterized in that include the finger ring (1) positioned at middle part, finger ring (1) is used for the set of finger Enter, the two sides of finger ring (1) are respectively equipped with handle, and handle includes front hand grip (2) and back handle (3), front hand grip (2) and back handle (3) internal in the through-hole (9) of hollow form；Handle leading portion is equipped with tapered mounting head, and it is in four that the front end of mounting head, which is equipped with, The clamp clip (6) of central symmetry shape, the rear end of mounting head are equipped with external screw thread (5)；The outer end of mounting head is by being threadedly engaged connection Equipped with fixing sleeve (8)；It tilts cutter hub (7) insertion through-hole (9) and is installed on handle inner, fixing sleeve (8) will tilt cutter hub (7) and screw It is fixed on handle；

The tilting cutter hub (7) includes knife handle (71) and rotary knife piece (72), and the knife handle (71) and rotary knife piece (72) pass through company Section (73) is connect to link into an integrated entity；The front end of the rotary knife piece (72) is that pointed incision is sharp (75), cuts the rear portion of sharp (75) Bottom belt for warping part (74), warping part (74) has cavity.

2. macula lutea surgery assistor tool according to claim 1, which is characterized in that the front hand grip (2) and back handle (3) Outer surface be in concave-convex type, wherein concave form surface is smooth type surface, and convex is grid-type top surface, and grid-type top surface is anti-skidding Line (4).

3. macula lutea surgery assistor tool according to claim 1, which is characterized in that the tilting cutter hub (7) is high temperature resistant Medical rigid material.

4. macula lutea surgery assistor tool according to claim 1, which is characterized in that the finger ring (1) and front hand grip (2), Back handle (3) is integrally formed.

5. macula lutea surgery assistor tool according to claim 1, which is characterized in that the tilting cutter hub (7) is integrally in curved Roll over shape；Angle a is between 100 ° -160 ° for the bending of both knife handle (71) and rotary knife piece (72).