Auxiliary conjunctival sac flushing device

Abstract

The utility model relates to the technical field of medical instruments, and belongs to an auxiliary conjunctival sac flushing device which comprises a fixing block, a shell arranged on the fixing block, two sliding rods arranged in the shell in a sliding mode, connecting blocks fixedly arranged on the opposite sides of the two sliding rods, and third fixing columns fixedly arranged on the connecting blocks. A second eyelid opening rod and a first eyelid opening rod are hinged to the third fixing column; a first driving mechanism is arranged on the sliding rod, and the first driving mechanism is in transmission fit with the second eyelid opening rod and the first eyelid opening rod; a second driving mechanism is arranged in the shell and is in transmission fit with the sliding rod. A sliding rod is made to move through a lead screw, a first driving mechanism is made to rotate under the action of a linkage assembly, a first rope and a second rope are taken up, then a first eyelid opening rod and a second eyelid opening rod are made to rotate, the eyelids of a person are opened, the eyes are cleaned, the two hands are liberated, the work intensity of medical staff is reduced, and the operation convenience is improved; the comfort of the patient is improved, and the flushing effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment and relates to a device for auxiliary flushing of conjunctival sac. Background Art

[0002] Conjunctival sac irrigation is one of the most common operations in ophthalmology. It is the most basic and important ophthalmic operation for treating eye diseases such as purulent inflammation of the eye, corneal foreign bodies, conjunctival foreign bodies, corneal burns, acid and alkali splashes, etc. At the same time, conjunctival sac irrigation is one of the ophthalmic technical operations to ensure the success of the operation. The conventional method of conjunctival sac irrigation is for medical staff to use an eyelid speculum or fingers to open the patient's eyelids, and use a blunt-tipped syringe or infusion set to flush the patient's conjunctival sac with a certain amount of normal saline or an irrigation solution with a certain amount of medicine.

[0003] The prior art is an ophthalmic clinical conjunctival sac flushing auxiliary instrument disclosed in the patent application document CN211551262U, which includes a counterweight base, a position adjustment mechanism arranged on the counterweight base, an output end of the position adjustment mechanism is connected to a transmission rod, and the other end of the transmission rod is connected to a lighting mechanism; the device adjusts the position of the lighting mechanism through the position adjustment mechanism, thereby adjusting the rotation of the patient's eyeball. The device still needs to open the eyelid manually. Flushing in this way requires too high cooperation from the patient's eyes and too high work intensity for medical staff. It is not convenient to operate, is not conducive to thorough and long-term flushing, and affects the flushing effect.

[0004] In order to solve the above problems, the utility model proposes an auxiliary conjunctival sac flushing device. Utility Model Content

[0005] In order to solve the problems existing in the background technology, the utility model proposes an auxiliary conjunctival sac flushing device.

[0006] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: an auxiliary conjunctival sac flushing device, including: a fixed block, a shell is arranged on the fixed block, a liquid collecting box is fixedly installed on the shell, two sliding rods are slidably arranged in the shell, connecting blocks are fixedly arranged on the opposite sides of the two sliding rods, a third fixed column is fixedly arranged on the connecting block, a second eyelid opening rod is hinged on the third fixed column, and a first eyelid opening rod is hinged on the third fixed column; a first driving mechanism is arranged on the sliding rod, and the first driving mechanism is in transmission cooperation with the second eyelid opening rod and the first eyelid opening rod; a second driving mechanism is arranged in the shell, and the second driving mechanism is in transmission cooperation with the sliding rod.

[0007] Furthermore, the first driving mechanism includes a third rotating shaft, the third rotating shaft is rotatably arranged at the upper end of the sliding rod, the first winding wheel and the second winding wheel are fixedly sleeved on the third rotating shaft, the first winding wheel and the second winding wheel are arranged up and down, a second fixed column is fixedly arranged on the upper end of the second eyelid opening rod, a second rope is wound between the second fixed column and the second winding wheel, a first fixed column is fixedly arranged on the first eyelid opening rod, and a first rope is wound between the first fixed column and the first winding wheel.

[0008] Furthermore, the second driving mechanism includes a screw rod, which is rotatably arranged in the housing, and the screw rod is threadedly connected to the sliding rod, and the threads at both ends of the screw rod have opposite rotation directions.

[0009] Furthermore, a rack is fixedly arranged on the shell, a first rotating shaft is rotatably arranged on the slide bar, a gear is fixedly sleeved on the first rotating shaft, and the gear is meshed with the rack; the first rotating shaft is transmission-coordinated with the third rotating shaft through a linkage assembly.

[0010] Furthermore, the linkage assembly includes a driving wheel, which is fixedly sleeved on the first rotating shaft, and a driven wheel is fixedly sleeved on the third rotating shaft, and a belt is wound between the driven wheel and the driving wheel.

[0011] Furthermore, the second rotating shaft is rotatably set on the sliding rod, the second rotating shaft is fixedly sleeved with a second guide wheel, and the second rope is wound behind the second guide wheel; the fourth rotating shaft is rotatably set on the sliding rod, the fourth rotating shaft is fixedly sleeved with a first guide wheel, and the first rope is wound behind the first guide wheel.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the sliding rod is moved toward or away from each other through the screw rod, the sliding rod moves with the gear and the first driving mechanism, the gear and the rack are engaged to rotate the first driving mechanism, the first rope and the second rope are wound up, and then the first eyelid opening rod and the second eyelid opening rod are rotated, thereby opening the eyelids of the person and cleaning the eyes, freeing up both hands, reducing the workload of medical staff, facilitating thorough flushing of the patient's eyes, improving operational convenience, increasing patient comfort, and improving flushing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This utility model Figure 1 A magnified image of point A;

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 4 This utility model Figure 3 A magnified view of point B;

[0017] Figure 5 This is a schematic diagram of the structure of the slide bar in the utility model;

[0018] Figure 6 It is a schematic structural diagram of the first eyelid-opening rod and the second eyelid-opening rod in the utility model.

[0019] In the figure: 1. shell; 2. fixed block; 3. nut; 4. collecting box; 5. rack; 6. sliding rod; 7. first eyelid opening rod; 8. belt; 9. connecting block; 10. first guide wheel; 11. first rope; 12. first fixed column; 13. second eyelid opening rod; 14. second fixed column; 15. first rotating shaft; 16. driving wheel; 17. gear; 18. screw rod; 19. slide groove; 20. second rope; 21. second guide wheel; 22. second rotating shaft; 23. driven wheel; 24. third rotating shaft; 25. first winding wheel; 26. second winding wheel; 27. third fixed column; 28. fourth rotating shaft; 29. ​​first rotating ring; 30. second rotating ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figure 1-Figure 6 As shown, the technical solution adopted by the utility model is as follows: an auxiliary conjunctival sac flushing device includes a fixed block 2, and a shell 1 is fixedly arranged on the upper end of the fixed block 2. A slide groove 19 is provided in the shell 1, and two slide rods 6 are slidably arranged in the slide groove 19. The slide rod 6 is arranged horizontally. A connecting block 9 is fixedly arranged on the side close to the two slide rods 6, and a third fixed column 27 is fixedly arranged on the end of the connecting block 9 away from the slide rod 6. The axis of the third fixed column 27 is arranged vertically. A first rotating ring 29 is rotatably sleeved on the third fixed column 27, and a first eyelid opening rod 7 is fixedly connected to one side of the first rotating ring 29. A second rotating ring 30 is rotatably sleeved on the third fixed column 27, and a second eyelid opening rod 13 is fixedly connected to one side of the second rotating ring 30. The first eyelid opening rod 7 cooperates with the second eyelid opening rod 13 to form an arc shape adapted to the eyelid. A liquid collecting tank 4 is fixedly arranged on one side of the fixed block 2.

[0022] A second driving mechanism is provided in the housing 1, and the second driving mechanism cooperates with the slide bar 6 to make the two slide bars 6 move toward or away from each other. A first driving mechanism is provided on each slide bar 6, and the first driving mechanism cooperates with the first eyelid opening rod 7 and the second eyelid opening rod 13 to make the first eyelid opening rod 7 and the second eyelid opening rod 13 rotate around the axis of the third fixed column 27, thereby opening the patient's eyelids to facilitate cleaning of the patient's eyes.

[0023] The first driving mechanism includes a third rotating shaft 24. The third rotating shaft 24 is rotatably mounted on the upper end of the sliding rod 6. A first winding wheel 25 is fixedly sleeved on the third rotating shaft 24. A first fixed column 12 is fixedly mounted on the upper end of the first eyelid opening rod 7. The first fixed column 12 is vertically arranged. A first rope 11 is arranged between the first fixed column 12 and the first winding wheel 25. A fourth rotating shaft 28 is rotatably arranged on the sliding rod 6, and a first guide wheel 10 is fixedly sleeved on the fourth rotating shaft 28. One end of the first rope 11 is fixedly connected to the first fixed column 12, and the other end of the first rope 11 is fixedly connected to the first winding wheel 25 after being wound around the first guide wheel 10. The first guide wheel 10 guides the first rope 11.

[0024] The third rotating shaft 24 is fixedly sleeved with a second winding wheel 26. The second winding wheel 26 and the first winding wheel 25 are arranged up and down on the third rotating shaft 24. A second fixed column 14 is fixedly arranged on the upper end of the second eyelid opening rod 13, and the second fixed column 14 is connected to the second winding wheel 26 by a second rope 20. A second rotating shaft 22 is rotatably arranged on the slide bar 6, and the second rotating shaft 22 is vertically arranged. A second guide wheel 21 is fixedly sleeved on the second rotating shaft 22. One end of the second rope 20 is fixedly arranged on the second fixed column 14, and the other end of the second rope 20 is fixedly connected to the second winding wheel 26 after being wound around the second guide wheel 21. The second guide wheel 21 facilitates guiding the second rope 20. The winding direction of the first rope 11 on the first winding wheel 25 is the same as the winding direction of the second rope 20 on the second winding wheel 26.

[0025] A rack 5 is fixedly arranged on the upper end of the housing 1. A first rotating shaft 15 is vertically rotatably arranged on the slide bar 6, and a gear 17 is fixedly sleeved on the first rotating shaft 15. The gear 17 meshes with the rack 5. A driving wheel 16 is fixedly sleeved on the first rotating shaft 15. A driven wheel 23 is fixedly sleeved on the third rotating shaft 24, and a belt 8 is wound between the driving wheel 16 and the driven wheel 23.

[0026] The second driving mechanism includes a screw rod 18. The screw rod 18 is rotatably arranged in the slide slot 19, and the axis of the screw rod 18 is arranged horizontally. The threads at both ends of the screw rod 18 are screwed in opposite directions. The screw rod 18 is threadedly connected to the slide rod 6. One end of the screw rod 18 passes through the housing 1 and is fixedly connected to a nut 3.

[0027] In summary, in the initial state, there is no winding on the first winding wheel 25 and the second winding wheel 26. The patient's head is tilted toward one side of the housing 1, the liquid collecting box 4 is fitted with the side face of the person, and the first eyelid opening rod 7 and the second eyelid opening rod 13 are fitted with the eyelids of the person.

[0028] The nut 3 is rotated, and the nut 3 drives the screw rod 18 to rotate. The screw rod 18 makes the two slide bars 6 move in opposite directions, and the slide bar 6 moves with the first driving mechanism and the gear 17. The gear 17 meshes with the rack 5 to rotate the gear 17, and the gear 17 drives the first rotating shaft 15 to rotate. The first rotating shaft 15 rotates the driving wheel 16, and the driving wheel 16 rotates through the belt 8 to make the driven wheel 23 rotate with the third rotating shaft 24. The third rotating shaft 24 rotates with the first winding wheel 25 and the second winding wheel 26. The first winding wheel 25 reels the first rope 11 while the second winding wheel 26 reels the second rope 20. The first rope 11 makes the first fixed column 12 rotate with the first eyelid opening rod 7 around the axis of the third fixed column 27 toward the direction of the slide bar 6. The second rope 20 makes the second fixed column 14 rotate with the second eyelid opening rod 13 around the axis of the third fixed column 27 toward the direction of the slide bar 6, and the first eyelid opening rod 7 and the second eyelid opening rod 13 open the patient's eyelids. The medical staff flushes the patient's eyes by holding a flushing tube, and the waste liquid after flushing flows into the liquid collection box 4.

[0029] The first eyelid-opening rod 7 and the second eyelid-opening rod 13 are used to open the patient's eyelids through the first driving mechanism, freeing both hands, improving the convenience of operation, facilitating thorough flushing of the patient's eyes, improving the flushing effect, and increasing the patient's comfort.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for assisting flushing of conjunctival sac, characterized in that: include: A fixed block (2) is provided on the fixed block (2), a shell (1) is fixedly mounted on the shell (1), two slide bars (6) are slidably arranged in the shell (1), a connecting block (9) is fixedly arranged on opposite sides of the two slide bars (6), a third fixed column (27) is fixedly arranged on the connecting block (9), a second eyelid opening rod (13) is hingedly connected to the third fixed column (27), and a first eyelid opening rod (7) is hingedly connected to the third fixed column (27); a first driving mechanism is provided on the slide bar (6), and the first driving mechanism is in transmission cooperation with the second eyelid opening rod (13) and the first eyelid opening rod (7); a second driving mechanism is provided in the shell (1), and the second driving mechanism is in transmission cooperation with the slide bar (6).

2. The auxiliary flushing conjunctival sac device according to claim 1, characterized in that: The first driving mechanism comprises a third rotating shaft (24), the third rotating shaft (24) is rotatably arranged on the upper end of the sliding rod (6), a first winding wheel (25) and a second winding wheel (26) are fixedly sleeved on the third rotating shaft (24), the first winding wheel (25) and the second winding wheel (26) are arranged up and down, a second fixed column (14) is fixedly arranged on the upper end of the second eyelid opening rod (13), a second rope (20) is wound between the second fixed column (14) and the second winding wheel (26), a first fixed column (12) is fixedly arranged on the first eyelid opening rod (7), and a first rope (11) is wound between the first fixed column (12) and the first winding wheel (25).

3. The auxiliary conjunctival sac flushing device according to claim 1, characterized in that: The second driving mechanism comprises a screw rod (18), which is rotatably arranged in the housing (1), the screw rod (18) is threadedly connected to the slide rod (6), and the threads at both ends of the screw rod (18) have opposite rotation directions.

4. The auxiliary conjunctival sac flushing device according to claim 3, characterized in that: A rack (5) is fixedly arranged on the housing (1), a first rotating shaft (15) is rotatably arranged on the slide bar (6), a gear (17) is fixedly sleeved on the first rotating shaft (15), and the gear (17) is meshed with the rack (5); the first rotating shaft (15) is transmission-matched with a third rotating shaft (24) through a linkage assembly.

5. The auxiliary flushing conjunctival sac device according to claim 4, characterized in that: The linkage assembly comprises a driving wheel (16), the driving wheel (16) is fixedly sleeved on the first rotating shaft (15), a driven wheel (23) is fixedly sleeved on the third rotating shaft (24), and a belt (8) is wound between the driven wheel (23) and the driving wheel (16).

6. The auxiliary flushing conjunctival sac device according to claim 2, characterized in that: A second rotating shaft (22) is rotatably arranged on the sliding rod (6), a second guide wheel (21) is fixedly sleeved on the second rotating shaft (22), and a second rope (20) is wound behind the second guide wheel (21); a fourth rotating shaft (28) is rotatably arranged on the sliding rod (6), a first guide wheel (10) is fixedly sleeved on the fourth rotating shaft (28), and a first rope (11) is wound behind the first guide wheel (10).

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