Multifunctional cataract eye speculum and surgical device thereof

Abstract

The utility model belongs to the technical field of surgical devices, and particularly relates to a multifunctional cataract eye speculum and a surgical device thereof.The multifunctional cataract eye speculum comprises an instrument assembly, a liquid extraction assembly is arranged in the instrument assembly, and a stable clamping assembly is arranged in the liquid extraction assembly. In order to solve the problems that a cataract eye speculum is not rich enough in functionality due to the fact that a disposable liquid extraction pipe is inserted into a slidable pipe clamping ring through a liquid extraction assembly, and when waste liquid is generated at an operation position, the waste liquid can be extracted in time through a pump machine externally connected with the disposable liquid extraction pipe; a doctor can conveniently use the same instrument to complete eyelid distraction and liquid extraction operation, so that the replacement frequency of the instrument in the operation process is reduced, the operation operation is more coherent, the operation process is more compact and efficient, and the functionality of the instrument assembly is richer.

Description

TECHNICAL FIELD

[0001] The utility model relates to surgical device technical field, concretely to a multifunctional cataract open eyelid ware and surgical device thereof. BACKGROUND

[0002] In cataract surgery, the open eyelid hook is mainly used to open the eyelid. Because the operation needs to be operated on the surface of the eyeball, in order to fully expose the surgical field of view, the eyelid needs to be opened and kept open. It can effectively pull open the upper and lower eyelids, avoid the interference of the eyelid to the operation, and enable the doctor to clearly see each part of the eyeball, especially the cornea, the anterior chamber and other areas closely related to the operation of cataract.

[0003] The prior art with authorization announcement number CN219354005U and the name of adjustable open eyelid ware includes a connecting frame in a long strip structure, two sliding blocks are arranged on the connecting frame and slide, the application is suitable for different patients, can support the open eyelid effect of the open eyelid ware, improve the stability, and the elastic force of the spring can control the movement of the connecting frame and the open eyelid hook, thereby achieving the stable open eyelid effect on the eyes of the patient.

[0004] The water quality sampling equipment in the above device is simple to operate and convenient to disassemble and assemble. However, when using the above device, the open eyelid hook does not have the auxiliary liquid suction function, so the doctor needs to use special liquid suction equipment additionally, which disturbs the surgical field of view, increases the links of the surgical process, and leads to insufficient functionality of the cataract open eyelid ware. Therefore, a multifunctional cataract open eyelid ware and surgical device thereof need to be improved. UTILITY MODEL CONTENT

[0005] The technical problem solved by the utility model is that the open eyelid hook does not have the auxiliary liquid suction function, so the doctor needs to use special liquid suction equipment additionally, which disturbs the surgical field of view, increases the links of the surgical process, and leads to insufficient functionality of the cataract open eyelid ware.

[0006] To solve the above technical problem, the utility model provides a multifunctional cataract open eyelid ware and surgical device thereof, which comprises an instrument assembly, an instrument assembly is arranged in the instrument assembly, a liquid suction assembly is arranged in the liquid suction assembly, and a stable clamping assembly is arranged in the liquid suction assembly.

[0007] The instrument assembly comprises a bearing beam cross rod, a widened total column is arranged in the middle part of the bearing beam cross rod, an outer thread rotating rod is threadedly connected to the inner end of the widened total column, a widened total column is fixedly connected to the left end of the outer thread rotating rod, connecting rods are symmetrically installed on the upper and lower sides of the right end of the outer thread rotating rod, an outer expansion bar is rotatably connected to the connecting rod, and a hook-shaped block is fixedly connected to the end of the outer expansion bar away from the bearing beam cross rod.

[0008] The liquid extraction assembly comprises an arc-shaped slot formed in the outer wall of the hook-shaped block, and the inner end of the arc-shaped slot is slidably connected with a slidable pipe clamping ring, and the inner end of the slidable pipe clamping ring is clamped with a disposable liquid extraction pipe.

[0009] Preferably, the outer expansion bar is movably connected with the beam crossbar, and the two hook-shaped blocks are symmetrically arranged in an up-down manner.

[0010] Preferably, the stable clamping assembly comprises a protruding pulling rod fixedly connected to the upper end of the slidable pipe clamping ring, and the upper end of the protruding pulling rod is rotatably connected with a damping rotating shaft vertical bar.

[0011] Preferably, the outer end of the damping rotating shaft vertical bar is provided with a I-shaped pressing block, and the I-shaped pressing block is clamped with the upper position of the disposable liquid extraction pipe.

[0012] Preferably, the inner end of the slidable pipe clamping ring is fixedly connected with an anti-skid inner container, and the anti-skid inner container is in contact with the outer wall of the disposable liquid extraction pipe.

[0013] Preferably, the outer end of the widened total column is fixedly connected with an outer sleeve hollow ring column, and the surface of the outer sleeve hollow ring column is provided with a plurality of concave-convex patterns.

[0014] Preferably, the end of the hook-shaped block close to each other is provided with two injury prevention assemblies, and the two injury prevention assemblies comprise left and right symmetrically arranged arc-shaped chamfers.

[0015] Compared with the related art, the utility model has the following beneficial effects:

[0016] 1. The liquid extraction assembly inserts the disposable liquid extraction pipe into the slidable pipe clamping ring, and when the hook-shaped block is arranged at the eye position, the stable clamping assembly can push the slidable pipe clamping ring and the disposable liquid extraction pipe to the input port position of the surgical site, and when the waste liquid is generated at the surgical site, the pump connected with the disposable liquid extraction pipe can timely extract the waste liquid, so that the doctor can use the same instrument to complete the opening of the eyelid and the liquid extraction operation, which reduces the replacement frequency of the instrument during the operation, makes the operation operation more coherent, makes the operation process more compact and efficient, and makes the functionality of the instrument assembly more abundant.

[0017] 2. The I-shaped pressing block of the stable clamping assembly is rotated to the upper position of the disposable liquid extraction pipe through the damping rotating shaft vertical bar, so that the disposable liquid extraction pipe is limited in the position between the I-shaped pressing block and the arc-shaped slot, and the stability of the disposable liquid extraction pipe in the auxiliary liquid extraction process is further improved, which is beneficial to guarantee the liquid extraction precision.

[0018] 3. The outer hollow ring column of this utility model, which is set at the outer end of the widened main column, makes it more stable for doctors to adjust the expansion range of the hook block. It avoids the adverse effects on the annular eye caused by the hook block expanding too quickly due to slippage. When the hook block extends into the tarsal plate, the two ends of the hook block can be set as a pair of arc-shaped chamfers in the injury prevention component. The arc-shaped chamfers can reduce the degree of hard tearing of the tarsal plate by the hook block, resulting in better recovery for the patient.

[0019] To make the above and other objects, features and advantages of this utility model more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description

[0020] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is an axonometric schematic diagram of the instrument assembly of this utility model;

[0022] Figure 2 For the present utility model Figure 1 Enlarged schematic diagram of a partial truncated section of the crossbar of the central support beam;

[0023] Figure 3 For the present utility model Figure 1 Schematic diagram of the liquid extraction assembly structure on the medical device assembly;

[0024] Figure 4 For the present utility model Figure 3 Enlarged structural diagram of the hook-shaped block;

[0025] Figure 5 For the present utility model Figure 4 A magnified schematic diagram of a partially truncated section of the liquid extraction assembly.

[0026] Numbering on the map:

[0027] 1. Instrument Components; 100. Supporting Beam Crossbar; 101. Outwardly Expanding Bar; 102. Hook-shaped Block; 103. Externally Threaded Rotating Rod; 104. Connecting Rod; 105. Widened Main Column; 106. Outer Hollow Ring Column; 2. Liquid Suction Components; 201. Arc-shaped Groove; 202. Sliding Tube Clamping Ring; 203. Disposable Liquid Suction Tube; 3. Stable Clamping Components; 301. Protruding Actuating Rod; 302. I-shaped Pressure Block; 303. Damping Rotating Shaft Vertical Bar; 304. Anti-slip Inner Liner; 4. Injury Prevention Components; 401. Rounded Chamfer. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] Please refer to Figures 1-5 A multifunctional cataract open eyelid device and its surgical device, comprising an instrument assembly 1, characterized in that the instrument assembly 1 is provided with a liquid suction assembly 2, and the liquid suction assembly 2 is provided with a stable clamping assembly 3;

[0030] The instrument assembly 1 comprises a bearing beam cross bar 100, a widened total column 105 is formed in the middle part of the bearing beam cross bar 100, an outer thread rotating rod 103 is threadedly connected to the inner end of the widened total column 105, the left end of the outer thread rotating rod 103 is fixedly connected with the widened total column 105, and the right end of the outer thread rotating rod 103 is symmetrically provided with a connecting rod 104 on the upper and lower sides, the connecting rod 104 is rotatably connected with an outer expansion strip rod 101, and the end of the outer expansion strip rod 101 away from the bearing beam cross bar 100 is fixedly connected with a hook-shaped block 102;

[0031] The liquid suction assembly 2 comprises an arc-shaped slot 201 formed in the outer lateral wall of the hook-shaped block 102, and a slidable pipe clamping ring 202 is slidably connected to the inner end of the arc-shaped slot 201, and a disposable liquid suction pipe 203 is clamped at the inner end of the slidable pipe clamping ring 202.

[0032] The outer expansion strip rod 101 is movably connected with the bearing beam cross bar 100, and the two hook-shaped blocks 102 are symmetrically arranged above and below, the stable clamping assembly 3 comprises a protruding driving rod 301 fixedly connected to the upper end of the slidable pipe clamping ring 202, a damping rotating shaft vertical strip 303 rotatably connected to the upper end of the protruding driving rod 301, a I-shaped pressing block 302 mounted at the outer end of the damping rotating shaft vertical strip 303, the I-shaped pressing block 302 and the upper position of the disposable liquid suction pipe 203 are clamped with each other, a non-slip inner container 304 fixedly connected to the inner end of the slidable pipe clamping ring 202, and the non-slip inner container 304 and the outer lateral wall of the disposable liquid suction pipe 203 are in contact with each other.

[0033] Please refer to 3-4, the contact surface between the disposable liquid suction pipe 203 and the slidable pipe clamping ring 202 can also be connected more closely by setting the non-slip inner container 304, so that it is not easy to loosen, and the disposable liquid suction pipe 203 is limited between the I-shaped pressing block 302 and the arc-shaped slot 201, further improving the stability of the disposable liquid suction pipe 203 in the auxiliary liquid suction process, and facilitating to ensure the liquid suction accuracy.

[0034] The outer end of the widened total column 105 is fixedly connected with an outer sleeve hollow ring column 106, and the surface of the outer sleeve hollow ring column 106 is provided with a plurality of concave-convex lines.

[0035] Please refer to Figure 1 The outer end of the widened total column 105 is fixedly connected with an outer sleeve hollow ring column 106, and the surface of the outer sleeve hollow ring column 106 is provided with a plurality of concave-convex lines.

[0036] The end of the hook-shaped block 102 close to each other is provided with two anti-injury components 4, and the two anti-injury components 4 include left and right symmetrically arranged circular arc chamfers 401.

[0037] Please refer to Figure 1 The outer end of the widened total column 105 is fixedly connected with an outer sleeve hollow ring column 106, and the surface of the outer sleeve hollow ring column 106 is provided with a plurality of concave-convex lines.

[0038] The utility model discloses a specific implementation process as follows: first, the utility model discloses a pair of hook type blocks 102 of the instrument assembly 1 is gently placed at the edge of the eyelid, and the tip of the pair of hook type blocks 102 corresponding to the upper and lower is carefully inserted into the conjunctival sac of the upper and lower edge of the tarsal plate in turn, and the widened total column 105 is held in hand to rotate the external thread rotating lever 103 to pull open the lid hook, so that the eyelid is gradually pried open, and the operation field of the cataract surgery is exposed outside, and at the same time, before the instrument assembly 1 is inserted into the patient's eye as a whole, the disposable liquid suction tube 203 can be inserted into the slidable pipe clamp ring 202, and when the hook type block 102 is arranged at the eye position, the slidable pipe clamp ring 202 and the disposable liquid suction tube 203 can be pushed forward to the surgical site by the stable clamping assembly 3, and the input port of the disposable liquid suction tube 203 can be close to the surgical site after being pushed forward, and the waste liquid can be pumped out in time through the pump connected with the disposable liquid suction tube 203 when the waste liquid is generated at the surgical site, so that the doctor can use the same instrument to complete the operation of prying open the eyelid and sucking liquid, which reduces the replacement frequency of the instrument during the operation, makes the operation more coherent, makes the operation process more compact and efficient, and makes the functionality of the instrument assembly 1 more abundant, and meanwhile, the disposable liquid suction tube 203 can be adjusted in position through the arc-shaped slot 201, so that the adjustment mode of the disposable liquid suction tube 203 is more flexible and stable, the contact surface of the disposable liquid suction tube 203 and the slidable pipe clamp ring 202 can be further increased in connection tightness by arranging the anti-skid inner container 304, so that the disposable liquid suction tube 203 is not prone to loosening, and when the disposable liquid suction tube 203 is clamped in place, the I-shaped pressing block 302 on the stable clamping assembly 3 can be rotated to the position above the disposable liquid suction tube 203 through the damping rotating shaft vertical bar 303, so that the disposable liquid suction tube 203 is limited in the position between the I-shaped pressing block 302 and the arc-shaped slot 201, further improving the stability of the disposable liquid suction tube 203 in the auxiliary liquid suction process, and facilitating to ensure the liquid suction accuracy, and meanwhile, the setting of the sleeve hollow ring column 106 at the outer end of the widened total column 105 can make the doctor more stable when adjusting the expansion range of the hook type block 102, avoid the adverse effects caused by the expansion of the hook type block 102 on the annular eye due to hand slip, when the hook type block 102 extends into the tarsal plate, the two end positions of the hook type block 102 can be arranged as a pair of circular arc chamfers 401 in the anti-injury assembly 4, and the circular arc chamfer 401 can reduce the hard injury degree of the hook type block 102 on the tarsal plate position, so that the subsequent recovery effect of the patient is better.

[0039] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the utility model specification and drawing contents, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A multifunctional cataract eyelid opener and its surgical device, comprising an instrument assembly (1), characterized in that, The instrument assembly (1) is provided with a liquid aspiration assembly (2), and the liquid aspiration assembly (2) is provided with a stabilizing clamping assembly (3); The instrument assembly (1) includes a supporting beam crossbar (100), a widened main column (105) is provided in the middle of the supporting beam crossbar (100), an external threaded rotating rod (103) is threaded to the inner end of the widened main column (105), the left end of the external threaded rotating rod (103) is fixedly connected to the widened main column (105), and connecting rods (104) are symmetrically installed on the upper and lower sides of the right end of the external threaded rotating rod (103). The connecting rod (104) is rotatably connected to an outward expansion bar (101), and a hook-shaped block (102) is fixedly connected to the end of the outward expansion bar (101) away from the supporting beam crossbar (100). The liquid extraction assembly (2) includes an arc-shaped slot (201) formed on the outer wall of the hook-shaped block (102), and a slidable clamping ring (202) is slidably connected to the inner end of the arc-shaped slot (201), and a disposable liquid extraction tube (203) is engaged at the inner end of the slidable clamping ring (202).

2. The multifunctional cataract eyelid opener and surgical device according to claim 1, characterized in that: The outwardly expanding bar (101) is movably connected to the supporting beam crossbar (100), and the two hook-shaped blocks (102) are arranged symmetrically from top to bottom.

3. The multifunctional cataract eyelid opener and surgical device according to claim 1, characterized in that: The stabilizing clamping assembly (3) includes a protruding actuating rod (301) fixedly connected to the upper end of the slidable clamping ring (202), and the upper end of the protruding actuating rod (301) is rotatably connected to a damping shaft vertical bar (303).

4. The multifunctional cataract eyelid opener and surgical device according to claim 3, characterized in that: An I-shaped pressure block (302) is installed at the outer end of the damping shaft vertical bar (303), and the I-shaped pressure block (302) engages with the upper position of the disposable liquid extraction tube (203).

5. The multifunctional cataract eyelid opener and surgical device according to claim 1, characterized in that: The inner end of the slidable clamping ring (202) is fixedly connected to an anti-slip inner liner (304), and the anti-slip inner liner (304) is in contact with the outer wall of the disposable liquid extraction tube (203).

6. The multifunctional cataract eyelid opener and surgical device according to claim 1, characterized in that: The outer end of the widened main column (105) is fixedly connected to an outer hollow ring column (106), and the surface of the outer hollow ring column (106) is provided with several concave and convex textures.

7. The multifunctional cataract eyelid opener and surgical device according to claim 1, characterized in that: Two anti-damage components (4) are provided at one end of the hook-shaped block (102) that are close to each other. The two anti-damage components (4) include rounded chamfers (401) arranged symmetrically on the left and right.

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