CN112494203B

CN112494203B - Glaucoma drainage device

Info

Publication number: CN112494203B
Application number: CN202011502754.9A
Authority: CN
Inventors: 张百珂; 田学敏; 胡杨佳; 史臻; 贾雍; 封彦龙; 李巧云; 郭丽莎; 王春磊
Original assignee: 988th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 988th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2023-04-25
Anticipated expiration: 2040-12-17
Also published as: CN112494203A

Abstract

The invention relates to the technical field of ophthalmic medical equipment, in particular to a glaucoma drainage device, wherein a storage cavity is formed in a base, fixing seats are symmetrically inserted into left and right ports of the storage cavity, one end of the fixing seat, which is positioned at the outer side of the storage cavity, is fixedly provided with a shaft seat, an inner thread sleeve is screwed on the shaft seat through a bearing, the outer side wall of the inner thread sleeve is fixedly provided with a connecting seat, a kidney-shaped hole is formed in the connecting seat, an installation seat is slidably arranged in the kidney-shaped hole, a screw rod is arranged in the kidney-shaped hole, an elastic pipe clamp is fixedly arranged on one side wall of the installation seat, which is positioned on the base, and a drainage tube is movably clamped in the elastic pipe clamp; the drainage tube fixing device is provided with the height-adjustable and angle-adjustable stand for fixing the drainage tube, and then the drainage tube can be fixed after the stand is adjusted according to the face shape of a user, so that a doctor is not required to hold the drainage tube in the whole process when the drainage operation is carried out through the drainage tube.

Description

Glaucoma drainage device

Technical Field

The invention relates to the technical field of ophthalmic medical equipment, in particular to a glaucoma drainage device.

Background

Glaucoma is mainly formed by deformation of crystalline lens caused by extrusion of intraocular effusion, glaucoma treatment is mainly intraocular depressurization treatment, wherein the treatment is carried out by a method of assisting depressurization with a commonly used medicine, but severe glaucoma patients can rapidly depressurize the intraocular by an operation method, the effusion in the intraocular can be discharged during the operation, western medicines are drained during the discharging process, drainage equipment in the prior art is a medical rubber tube, and the equipment needs to be held by a doctor in the whole course during the use, so that the equipment is inconvenient to use and needs to be improved.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the invention provides the glaucoma drainage device which is reasonable in design and convenient to use, and the drainage tube is fixed by arranging the height-adjustable and angle-adjustable frame, so that the drainage tube can be fixed after the frame is adjusted according to the facial form of a user, and further, the drainage tube is convenient to carry out drainage operation through the drainage tube without being held by a doctor in the whole course.

In order to achieve the above purpose, the invention adopts the following technical scheme: the device comprises a base, a fixing seat, a connecting seat, a mounting seat, a pipe clamp and a drainage tube, wherein a containing cavity is formed in the base, after the left end and the right end of the containing cavity penetrate through the left side wall and the right side wall of the base respectively, the containing cavity is internally and symmetrically inserted with the fixing seat, a sliding groove is fixedly formed in the lower inner side wall of the containing cavity, a linear sliding rail is fixedly arranged on the lower side wall of the fixing seat, the linear sliding rail is slidingly arranged in the sliding groove, a stop block is fixedly arranged at one end of the linear sliding rail, which is positioned in the containing cavity, an elastic plate is fixedly arranged on the side wall of the base, the elastic plate is arranged on the front side of the port of the containing cavity, a rack is fixedly arranged on the front side wall of the fixing seat, and a latch is fixedly arranged on the elastic plate and meshed with the rack; the one end that is located the chamber outside of accomodating on the fixing base is fixed and is provided with the axle bed, be equipped with the internal thread cover through the bearing soon on the axle bed, wear to establish soon and connect first threaded rod in the internal thread cover, the fixed knob that is provided with of end of first threaded rod, the knob activity is supported and is established on the lateral wall of axle bed, fixedly be provided with the connecting seat on the lateral wall of internal thread cover, the kidney-shaped hole has been seted up on the connecting seat, the downthehole slip of kidney-shaped is provided with the mount pad, fixedly be provided with draw-in groove on the mount pad, the draw-in groove activity presss from both sides and establishes on the side of kidney-shaped hole, be provided with the lead screw in the kidney-shaped hole, and the lead screw wears to establish the screw thread and connect on the mount pad, the lower extreme bearing of lead screw connects soon on the lower inside wall of kidney-shaped hole, the upper end of lead screw wears to establish the bearing and connects soon on the connecting seat, fixedly be provided with the elastic tube clamp on the lateral wall of base on the mount pad, the elastic tube internal activity clamp is equipped with the drainage tube.

Further, the upper side wall of the mounting seat is fixedly provided with a guide ring, a second threaded rod is movably arranged in the guide ring in a penetrating manner, a spring piece is fixedly arranged on one side section of the base in a front-back symmetrical manner on the second threaded rod, two limit posts are fixedly arranged on the mounting seat in a front-back manner, the spring piece is clamped between the limit posts, a support rod is fixedly arranged on the movable end of the spring piece, a nut is rotatably arranged on the second threaded rod, the nut is movably abutted to one side wall, far away from the spring piece, of the guide ring, the second threaded rod slides in the guide ring, the position of the spring piece is adjusted, the spring piece is clamped by the limit posts, the position of the spring piece is adjusted, namely the opening angle of the spring piece is adjusted, and the eyelid of a patient is supported by the support rod on the spring piece.

Further, the fixing seat is fixedly provided with a pull ring at one end of the shaft seat, and a user holds the pull ring to adjust the fixing seat to move in and out of the accommodating cavity.

Further, one end of the fixing base, which is located in the storage cavity, is fixedly provided with a tension spring, the other end of the tension spring is fixedly arranged on the sliding groove, and after the operation latch is separated from the rack, the tension spring pulls one end of the fixing base, which is located in the storage cavity, and then pulls the fixing base to extend out of the storage cavity.

Further, the lower surface of mount pad on fixedly be provided with the connecting rod, the lower extreme of connecting rod is fixed to be provided with the blotter, and the blotter activity supports to establish on the lateral wall of mount pad, the expansion end clamp of drainage tube is established between mount pad and blotter, when will connecting the seat frame in patient's head side, the mount pad supports patient's cheek through the blotter, and then will install the seat frame in patient's eye top.

Further, the port of the storage cavity is embedded to be fixedly provided with a water blocking block, the fixing seat is movably arranged on the water blocking block in a penetrating mode, and the water blocking block is used for blocking the port of the storage cavity.

The working principle of the invention is as follows: when the device is used, the elastic plate is pulled under the head of a patient, so that the clamping teeth are separated from the racks, the fixed seat is drawn to move in the accommodating cavity, the position of the shaft seat is adjusted, the elastic plate is loosened after the adjustment is finished, the racks are clamped by the clamping teeth to limit the fixed seat, the angle adjustment of the connecting seat is carried out after the position adjustment of the fixed seat is finished, the knob is rotated to separate from the shaft seat, the internal thread sleeve is rotated, the angle of the connecting seat is adjusted, the connecting seat is tightly attached to the wall of the patient, then the knob is rotated to tightly abut against the shaft seat to limit the internal thread sleeve, the screw rod is rotated, the upper position and the lower position of the mounting seat are adjusted through the screw rod, the mounting seat is moved to be close to the eyes of the patient, and then the drainage tube is inserted into the operation part of the patient to carry out drainage operation; when accomodating, put the connecting seat flat, the slip fixed seat is to accomodating the intracavity and remove, with the connecting seat insert accomodate the chamber can.

After the structure is adopted, the invention has the beneficial effects that:

1. the fixing seat is inserted into the cavity of the base, the fixing seat is limited by the engaged clamping teeth and the racks, the rotatable connecting seat is arranged on the shaft seat on the fixing seat, the rotary seat is limited by the knob, the slidable mounting seat is arranged on the connecting seat, the lifting is controlled by the screw rod, the drainage tube can be clamped by the tube clamp, the drainage tube is arranged on one side of the head of a patient, the drainage tube is conveniently supported, and the drainage tube is conveniently used for conducting the eye surgery of the patient;

2. set up the shell fragment on the threaded rod No. two to through shell fragment fixed stay pole, and then prop open patient's canthus through the bracing piece when using, make things convenient for the intubate, and adjust the position of shell fragment, through spacing post clamping shell fragment, can adjust the angle of opening of shell fragment, and then adjust the angle of opening of bracing piece.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A in fig. 3.

FIG. 5 is a schematic view of the structure of the shaft seat, the internal thread sleeve, the first threaded rod and the knob of the present invention.

Reference numerals illustrate:

base 1, accomodate chamber 2, fixing base 3, spout 4, linear slide rail 5, dog 6, elastic plate 7, rack 8, latch 9, axle bed 10, internal thread cover 11, threaded rod 12, knob 13, connecting seat 14, waist shape hole 15, mount pad 16, pipe clamp 17, drainage tube 18, guide ring 19, threaded rod 20 No. two, shell fragment 21, bracing piece 22, nut 23, pull ring 24, extension spring 25, connecting rod 26, blotter 27, manger plate piece 28, draw-in groove 29, spacing post 30, lead screw 31.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Referring to fig. 1-5, the embodiment comprises a base 1, a fixing seat 3, a connecting seat 14, a mounting seat 16, a pipe clamp 17 and a drainage tube 18, wherein a containing cavity 2 is formed in the base 1, the left and right ends of the containing cavity 2 penetrate through the left and right side walls of the base 1 respectively and then are communicated with the outside, the fixing seat 3 is symmetrically inserted into the left and right ports of the containing cavity 2, a sliding groove 4 is riveted on the lower inner side wall of the containing cavity 2, a linear sliding rail 5 is riveted on the lower side wall of the fixing seat 3, the linear sliding rail 5 is slidably arranged in the sliding groove 4, one end of the linear sliding rail 5 positioned in the containing cavity 2 is provided with a stop block 6 in a riveting mode, an elastic plate 7 is riveted on the side wall of the base 1, the elastic plate 7 is arranged on the front side of the port of the containing cavity 2, a rack 8 is riveted on the front side wall of the fixing seat 3, and a latch 9 is riveted on the elastic plate 7 and the latch 9 is meshed with the rack 8; the end, located outside the accommodating cavity 2, of the fixing seat 3 is riveted with a shaft seat 10, an inner threaded sleeve 11 is rotatably arranged on the shaft seat 10 through a bearing, a first threaded rod 12 is rotatably connected in the inner threaded sleeve 11 in a penetrating manner, a knob 13 is movably arranged at the end head of the first threaded rod 12 in a riveting manner, the knob 13 is movably abutted to the side wall of the shaft seat 10, a connecting seat 14 is rotatably arranged on the outer side wall of the inner threaded sleeve 11, a waist-shaped hole 15 is formed in the connecting seat 14 in a riveting manner, an installation seat 16 is arranged in the waist-shaped hole 15 in a sliding manner, a clamping groove 29 is rotatably arranged on the installation seat 16 in a riveting manner, a clamping groove 29 is movably clamped on the side edge of the waist-shaped hole 15, a screw rod 31 is arranged in the waist-shaped hole 15, a penetrating screw rod 31 is rotatably connected on the installation seat 16 in a penetrating manner, a lower end bearing of the screw rod 31 is rotatably connected on the lower inner side wall of the waist-shaped hole 15, the upper end of the screw rod 31 is rotatably connected on the connecting seat 14 in a penetrating manner, an elastic pipe clamp 17 is arranged on the side wall of the installation seat 16, and a drainage tube 18 is movably clamped in the elastic pipe clamp 17;

the upper side wall of the mounting seat 16 is riveted with a guide ring 19, a second threaded rod 20 is movably penetrated in the guide ring 19, a spring piece 21 is symmetrically riveted on one side section of the base 1 back and forth on the second threaded rod 20, two limit posts 30 are riveted on the mounting seat 16 back and forth, the spring piece 21 is clamped between the limit posts 30, a support rod 22 is riveted on the movable end of the spring piece 21, a nut 23 is rotatably arranged on the second threaded rod 20, the nut 23 is movably abutted against one side wall of the guide ring 19 far away from the spring piece 21, the spring piece 21 is abutted against through the limit posts 30, the position of the spring piece 21 can be adjusted, the opening angle of the spring piece 21 can be adjusted, the opening distance of the support rod 22 can be adjusted, the patient's corner can be opened through the support rod 22, the intubation in the operation process can be facilitated, the pull ring 24 is riveted on one end of the fixing seat 3, and when the fixing seat 3 is moved, the user pulls pull ring 24 convenient operation, the one end that is located on fixing base 3 and accomodates the intracavity 2 rivets and is equipped with extension spring 25, the other end of extension spring 25 is riveted and is established on spout 4, extension spring 25 pulls fixing base 3 and is located the one end of accomodating the intracavity 2, and then after loosening latch 9, extension spring 25 pulls fixing base 3 to shift out and accomodate the chamber 2, rivet on the lower surface of mount pad 16 and be equipped with connecting rod 26, the lower extreme of connecting rod 26 is riveted and is equipped with blotter 27, and blotter 27 activity supports and establish on the lateral wall of connecting seat 14, the movable end clamp of drainage tube 18 is established between mount pad 16 and blotter 27, the blotter 27 fills up between connecting seat 14 and patient's cheek, the port of accomodating the chamber 2 is inlayed and is established and is fixed with manger plate piece 28, fixing base 3 activity wears to establish on manger plate piece 28, manger plate piece 28 mode in-process waste liquid gets into and accomodates the chamber 2.

The working principle of the specific embodiment is as follows: when the device is used, the base 1 is padded below the head of a patient, the elastic plate 7 is pulled, the clamping teeth 9 are separated from the racks 8, the fixed seat 3 is drawn to move in the accommodating cavity 2, the position of the shaft seat 10 is adjusted, the elastic plate 7 is loosened after the adjustment is finished, the clamping teeth 9 clamp the racks 8 to limit the fixed seat 3, the angle adjustment of the connecting seat 14 is carried out after the position adjustment of the fixed seat 3 is finished, the knob 13 is rotated to separate from the shaft seat 10, the internal thread sleeve 11 is rotated, the angle of the connecting seat 14 is adjusted, the connecting seat 14 is tightly attached to the surface wall of the patient, the knob 13 is rotated to tightly abut against the shaft seat 10 to limit the internal thread sleeve 11, the screw rod 31 is rotated, the upper and lower positions of the mounting seat 16 are adjusted through the screw rod 31, the mounting seat 16 is moved to be close to the eyes of the patient, and then the drainage tube 18 is inserted into the operation part of the patient; when the storage is performed, the connecting seat 14 is placed flat, the sliding fixing seat 3 moves into the storage cavity 2, and the connecting seat 14 is inserted into the storage cavity 2.

After adopting above-mentioned structure, this concrete implementation mode beneficial effect does:

1. the fixing seat 3 is inserted into the accommodating cavity 2 of the base 1, the fixing seat is limited by the engaged clamping teeth 9 and the rack 8, the rotatable connecting seat 14 is arranged on the shaft seat 10 on the fixing seat 3, the fixing seat is limited by the knob 13, the slidable mounting seat 16 is arranged on the connecting seat 14, the lifting is controlled by the screw rod 31, the drainage tube 18 can be clamped by the pipe clamp 17, the drainage tube 18 is arranged on one side of the head of a patient, the drainage tube 18 is conveniently arranged, and the drainage is carried out on eye surgery of the patient;

2. the second threaded rod 20 is provided with the elastic piece 21, the supporting rod 22 is fixed through the elastic piece 21, then when in use, the eye angle of a patient is spread through the supporting rod 22, the intubation is convenient, the position of the elastic piece 21 is adjusted, the elastic piece 21 is clamped through the limiting column 30, the opening angle of the elastic piece 21 can be adjusted, and then the opening angle of the supporting rod 22 is adjusted.

The foregoing is merely illustrative of the present invention and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present invention.

Claims

1. A glaucoma drainage device, which is characterized in that: the novel multifunctional self-locking device comprises a base (1), a fixing seat (3), a connecting seat (14), a mounting seat (16), a pipe clamp (17) and a drainage tube (18), wherein a containing cavity (2) is formed in the base (1), after the left end and the right end of the containing cavity (2) penetrate through the left side wall and the right side wall of the base (1) respectively, the novel self-locking device is communicated with the outside, the fixing seat (3) is symmetrically inserted into the left end and the right end of the containing cavity (2), a sliding groove (4) is fixedly formed in the lower inner side wall of the containing cavity (2), a linear sliding rail (5) is fixedly arranged on the lower side wall of the fixing seat (3), the linear sliding rail (5) is slidably arranged in the sliding groove (4), a stop block (6) is fixedly arranged at one end of the linear sliding rail (5) located in the containing cavity (2), an elastic plate (7) is fixedly arranged on the side wall of the base (1), the elastic plate (7) is arranged on the front side of the port of the containing cavity (2), a rack (8) is fixedly arranged on the front side wall of the fixing seat (3), a latch (9) is fixedly arranged on the elastic plate (7), and the latch (9) is meshed with the rack (8). An axle seat (10) is fixedly arranged at one end, located at the outer side of the storage cavity (2), of the fixed seat (3), an inner threaded sleeve (11) is rotatably arranged on the axle seat (10) through a bearing, a first threaded rod (12) is rotatably connected in the inner threaded sleeve (11), a knob (13) is fixedly arranged at the end of the first threaded rod (12), the knob (13) is movably abutted to the side wall of the axle seat (10), a connecting seat (14) is fixedly arranged on the outer side wall of the inner threaded sleeve (11), a kidney-shaped hole (15) is formed in the connecting seat (14), an installation seat (16) is slidably arranged in the kidney-shaped hole (15), a clamping groove (29) is fixedly arranged on the installation seat (16), a screw rod (31) is movably clamped on the side edge of the kidney-shaped hole (15), a screw rod (31) is rotatably connected on the installation seat (16) through threads, a lower end bearing of the screw rod (31) is rotatably connected on the lower inner side wall of the kidney-shaped hole (15), the upper end of the screw rod (31) is rotatably connected to the bearing (14) through the rotation seat (16), and an elastic clamp (17) is arranged on the side wall of the elastic clamp seat (17) which is arranged;

one end of the fixed seat (3) positioned in the accommodating cavity (2) is fixedly provided with a tension spring (25), the other end of the tension spring (25) is fixedly arranged on the sliding groove (4), and after the operation latch (9) is separated from the rack (8), the tension spring (25) pulls one end of the fixed seat (3) positioned in the accommodating cavity (2), so that the fixed seat (3) is pulled to extend out of the accommodating cavity (2);

the lower surface of mount pad (16) on fixedly be provided with connecting rod (26), the lower extreme of connecting rod (26) is fixedly provided with blotter (27), and blotter (27) activity support is established on the lateral wall of mount pad (14), the expansion end clamp of drainage tube (18) is established between mount pad (16) and blotter (27), when putting up connecting seat (14) at patient's head side, connecting seat (14) support patient's cheek through blotter (27), and then put up mounting seat (16) above patient's eye.

2. The glaucoma drainage device of claim 1, wherein: the utility model provides a fixed guide ring (19) that is provided with on the last lateral wall of mount pad (16), guide ring (19) internal activity wears to be equipped with No. two threaded rods (20), be located on one side section of base (1) on No. two threaded rods (20) and fix be provided with shell fragment (21) around, fixed two spacing posts (30) that are provided with around on mount pad (16), shell fragment (21) clamp is established between spacing post (30), fixedly on the movable end of shell fragment (21) be provided with bracing piece (22), no. two threaded rods (20) are gone up to revolve and are equipped with nut (23), nut (23) activity is supported and is established on one lateral wall that keeps away from shell fragment (21) on guide ring (19), slide in guide ring (19) through No. two threaded rods (20), and then adjust the position of shell fragment (21), clip shell fragment (21) through spacing post (30), adjust the position of shell fragment (21), promptly adjust the angle of opening of shell fragment (21), and then prop patient's expansion through bracing piece (22) on shell fragment (21).

3. The glaucoma drainage device of claim 1, wherein: one end of the fixing seat (3) positioned on the shaft seat (10) is fixedly provided with a pull ring (24), and a user holds the pull ring (24) to adjust the fixing seat (3) to move in and out in the accommodating cavity (2).

4. The glaucoma drainage device of claim 1, wherein: the port of the storage cavity (2) is embedded to be fixedly provided with a water blocking block (28), the fixing seat (3) is movably arranged on the water blocking block (28) in a penetrating mode, and the water blocking block (28) is used for blocking the port of the storage cavity (2) in a subsequent mode.

5. The glaucoma drainage device of claim 1, wherein: the working principle of the device is as follows: when the drainage device is used, the base (1) is padded below the head of a patient, the elastic plate (7) is pulled, the clamping teeth (9) are separated from the racks (8), the fixing seat (3) is drawn to move in the accommodating cavity (2), the position of the shaft seat (10) is adjusted, the elastic plate (7) is loosened after the adjustment is finished, the clamping teeth (9) clamp the racks (8) to limit the fixing seat (3), the angle adjustment of the connecting seat (14) is carried out after the position adjustment of the fixing seat (3) is finished, the knob (13) is rotated to separate from the shaft seat (10), the internal thread sleeve (11) is rotated, the angle of the connecting seat (14) is adjusted, the connecting seat (14) is tightly attached to the surface wall of the patient, the knob (13) is rotated to tightly abut against the shaft seat (10) to limit the internal thread sleeve (11), the screw rod (31) is rotated, the upper and lower positions of the mounting seat (16) are adjusted through the screw rod (31), the mounting seat (16) is moved to be close to the eyes of the patient, and then the drainage tube (18) is inserted into the eyes of the patient for operation to conduct drainage operation; when the storage is carried out, the connecting seat (14) is placed flat, the sliding fixing seat (3) moves into the storage cavity (2), and the connecting seat (14) is inserted into the storage cavity (2).