CN111214324A

CN111214324A - Angle-shaped pointed micro-incision capsulorhexis forceps

Info

Publication number: CN111214324A
Application number: CN202010068899.6A
Authority: CN
Inventors: 孙小红
Original assignee: Jiangsu Tonghui Medical Equipment Co Ltd
Current assignee: Jiangsu Tonghui Medical Equipment Co Ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-06-02

Abstract

The invention relates to the technical field of surgical instruments and discloses angle-shaped pointed-end micro-incision capsulorhexis forceps which comprise two connecting parts, wherein the two connecting parts are connected together through welding, the lower surfaces of the two connecting parts are fixedly connected with forceps body parts, the two forceps body parts are connected with forceps tail parts through connecting mechanisms, the side walls of the two connecting parts are respectively provided with a placing groove, a power supply is fixedly connected in the placing grooves, the lower surfaces of the connecting parts are fixedly connected with connecting rods, the connecting rods are located between the two forceps body parts, and wires are connected in the connecting rods. This angle type tip micro-incision tears bag tweezers can be when doctor's finger opens, through the distance of two tweezers body portions of control driving motor slow control, avoids young doctor when using to tear bag tweezers and perform the operation, because the instability of staff, often can cause the unstability that tears the bag tweezers and open and shut, influences the problem of operation progress and can be when tweezers afterbody goes wrong, convenient and fast's change tweezers afterbody makes things convenient for people's use more.

Description

Angle-shaped pointed micro-incision capsulorhexis forceps

Technical Field

The invention relates to the technical field of surgical instruments, in particular to angle-shaped pointed micro-incision capsulorhexis forceps.

Background

Cataracts are a common blinding eye disease. A tissue in a human eye is called a crystalline lens which is normally transparent, light rays reach a retina through the crystalline lens and refractive interstitium to clearly see external objects, the retinal image is influenced once the crystalline lens is turbid due to some reasons, people cannot see clearly, namely, cataract is caused by vision reduction due to the turbid crystalline lens, timely treatment is recommended when the cataract is discovered or diagnosed, and meanwhile, long-term overuse of eyes is avoided.

The cataract surgery has a history of two thousand years, with the technological progress, the cataract surgery is gradually minimally invasive, especially since the invention of the cataract ultrasonic emulsification surgery in 1967 to date, through the development of more than 40 years, the cataract surgery has entered the micro-incision age (the incision size is about 2.2mm or less), the continuous annular capsulorhexis (CCC) is a key step in the cataract ultrasonic emulsification surgery process and can be completed by using capsulorhexis forceps, when young doctors use the capsulorhexis forceps to perform surgery, the instability of the capsulorhexis forceps opening and closing is often caused due to the instability of hands, the progress of the surgery is affected, and the pain of the fingers of the doctors can be caused by pinching and tearing the forceps with the fingers for a long time.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the angle-type pointed-end micro-incision capsulorhexis forceps which have the advantages of buffering the opening and closing of the capsulorhexis forceps and the like, and solves the problems that when young doctors use the capsulorhexis forceps for surgery, the instability of the opening and closing of the capsulorhexis forceps is often caused due to the instability of hands, the progress of the surgery is influenced, and the pain of the fingers of the doctors is caused by long-term use of the fingers to pinch the capsulorhexis forceps.

(II) technical scheme

In order to realize the purpose of buffering the opening and closing of the capsulorhexis forceps, the invention provides the following technical scheme: an angle-shaped tip micro-incision capsulorhexis forceps comprises two connecting parts which are connected together by welding, the lower surfaces of the two connecting parts are fixedly connected with forceps body parts, the two forceps body parts are connected with forceps tail parts by a connecting mechanism, the side walls of the two connecting parts are respectively provided with a placing groove, a power supply is fixedly connected in the placing groove, the lower surfaces of the connecting parts are fixedly connected with a connecting rod, the connecting rod is positioned between the two forceps body parts, the inside of the connecting rod is connected with a lead wire, one end of the connecting rod, far away from the connecting parts, is fixedly connected with a work box, the side walls on the two sides of the work box are rotatably connected with a threaded rod with opposite surface threads through a bearing, the rear side wall of the work box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving helical gear, and, threaded rod external thread bush is equipped with two assorted screw thread section of thick bamboo with it, two bracing pieces of the lateral wall symmetry fixedly connected with of screw thread section of thick bamboo, the lateral wall of work box has been seted up and has been passed the hole, the bracing piece is located outside the work box, two through passing the hole the bracing piece is located the outer one end fixedly connected with mounting panel of work box, two fixed plates of the lateral wall symmetry fixedly connected with of mounting panel, two the lateral wall of one side in opposite directions of fixed plate is rotated through the pivot and is connected with same root pull rod, two the equal fixedly connected with backup pad of lateral wall of one side in opposite directions of tweezers body portion, two risers, two the one end fixed connection of fixed plate is kept away from through pivot and pull rod to the.

Preferably, the connecting mechanism comprises a V-shaped rod arranged below the forceps body, the upper and lower ends of the V-shaped rod are fixedly connected with an insert rod, the lower side wall of the forceps body is provided with a jack, the insert rod is positioned in the jack, the side wall of the insert rod is provided with a clamping groove, the clamping groove is fixedly connected with a telescopic rod, the upper end of the telescopic rod is fixedly connected with a clamping block, a first spring sleeved outside the telescopic rod is fixedly connected between the clamping block and the side wall of the clamping groove, the side wall of the jack is provided with a connecting hole, a supporting block is fixedly connected in the connecting hole, the side wall of the supporting block is provided with a guide hole, a mandril is inserted in the guide hole, the side wall of the mandril is fixedly connected with a limiting plate, a second spring sleeved outside the mandril is fixedly connected between the limiting plate and the supporting block, and one end, the upper surface of the V-shaped rod is symmetrically and fixedly connected with two stabilizer bars, and the lower surface of the forceps body is provided with a stabilizing groove matched with the stabilizer bars.

Preferably, the lateral wall of the tweezers body part is fixedly connected with a pressure sensor and a PLC controller, a plurality of lamp grooves are formed in the lateral wall of the connecting part, LED lamp beads are fixedly connected in the lamp grooves, the pressure sensor is electrically connected with the PLC controller, and the PLC controller is electrically connected with a driving motor and the LED lamp beads.

Preferably, the side wall of the forceps body part is fixedly connected with a rubber pad, and the rubber pad covers the pressure sensor.

Preferably, the side wall of the forceps tail is provided with a needle groove.

Preferably, the side wall of the forceps tail is provided with # -shaped grains.

Preferably, the work box is fixedly connected with soundproof cotton inside.

(III) advantageous effects

Compared with the prior art, the invention provides the angle-type pointed micro-incision capsulorhexis forceps which have the following beneficial effects:

1. this angle type tip micro-incision tears bag tweezers, through pressure sensor, the PLC controller, the connecting rod, the work box, the threaded rod, driving motor, initiative helical gear, driven helical gear, a thread section of thick bamboo, the bracing piece, pass the hole, the mounting panel, the fixed plate, the pull rod, backup pad and riser, can be when doctor's finger opens, through the distance of controlling two tweezers body portions of driving motor slow control, avoid young doctor when using to tear bag tweezers and perform the operation, because the instability of staff, often can cause the unstability that tears the bag tweezers and open and shut, influence the problem of operation progress.

2. This angle type tip micro-incision tears bag tweezers through coupling mechanism, can be when the tweezers afterbody goes wrong, convenient and fast's change tweezers afterbody makes things convenient for people's use more.

Drawings

FIG. 1 is a schematic structural view of an angle-type pointed micro-incision capsulorhexis forceps provided by the present invention;

FIG. 2 is an enlarged view of a portion A of the angled pointed micro-incision capsulorhexis forceps shown in FIG. 1;

FIG. 3 is an enlarged view of a portion B of the forceps shown in FIG. 1;

FIG. 4 is an enlarged view of a portion C of the angled pointed micro-incision capsulorhexis forceps shown in FIG. 1;

FIG. 5 is an enlarged view of a portion D of the angled pointed micro-incision capsulorhexis forceps shown in FIG. 4 according to the present invention;

FIG. 6 is an enlarged view of a portion E of the angled pointed micro-incision capsulorhexis forceps shown in FIG. 1;

figure 7 is a schematic structural view of the side wall of the forceps tail in the angle-type pointed tip micro-incision capsulorhexis forceps provided by the invention;

fig. 8 is a circuit diagram of the angle-type pointed micro-incision capsulorhexis forceps provided by the present invention.

In the figure: the forceps comprise a connecting part 1, a forceps body part 2, a forceps tail part 3, a connecting mechanism 4, a 41V-shaped rod, a 42 inserting rod, a 43 inserting hole, a 44 clamping groove, a 45 telescopic rod, a 46 clamping block, a 47 first spring, a 48 connecting hole, a 49 supporting block, a 410 guide hole, a 411 ejector rod, a 412 limiting plate, a 413 second spring, a 414 pressing plate, a 415 stabilizing rod, a 416 stabilizing groove, a 5 arranging groove, a 6 power supply, a 7 connecting rod, an 8 lead wire, a 9 working box, a 10 threaded rod, a 11 driving motor, a 12 driving bevel gear, a 13 driven bevel gear, a 14 threaded barrel, a 15 supporting rod, a 16 penetrating hole, a 17 mounting plate, an 18 fixing plate, a 19 pull rod, a 20 supporting plate, a 21 vertical plate, a 22 pressure sensor, a 23PLC (programmable logic controller), a 24 lamp groove, a 25LED lamp bead, a.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an angle-shaped pointed micro-incision capsulorhexis forceps comprises two connecting parts 1, the two connecting parts 1 are connected together by welding, the lower surfaces of the two connecting parts 1 are fixedly connected with forceps body parts 2, the two forceps body parts 2 are connected with forceps tail parts 3 by connecting mechanisms 4, the side walls of the two connecting parts 1 are respectively provided with a placing groove 5, a power supply 6 is fixedly connected in the placing groove 5, the lower surface of the connecting part 1 is fixedly connected with a connecting rod 7, the connecting rod 7 is positioned between the two forceps body parts 2, a lead wire 8 is connected in the connecting rod 7, one end of the connecting rod 7 far away from the connecting part 1 is fixedly connected with a work box 9, the side walls at the two sides of the work box 9 are rotatably connected with a threaded rod 10 with opposite surface threads through bearings, the rear side wall of the work box 9 is fixedly connected with a driving, threaded rod 10 external fixation cover be equipped with the driven helical gear 13 of initiative helical gear 12 phase-match, threaded rod 10 external thread cover is equipped with two assorted screw thread section of thick bamboo 14 with it, two bracing pieces 15 of the lateral wall symmetry fixedly connected with of screw thread section of thick bamboo 14, the lateral wall of work box 9 has been seted up and has been passed hole 16, bracing piece 15 is located outside work box 9 through passing hole 16, two bracing pieces 15 are located the outer one end fixedly connected with mounting panel 17 of work box 9, two fixed plates 18 of the lateral wall symmetry fixedly connected with of mounting panel 17, the lateral wall of two fixed plates 18 one side in opposite directions is rotated through the pivot and is connected with same root pull rod 19, the equal fixedly connected with backup pad 20 of lateral wall of two tweezers body portions 2 one side in opposite directions, two risers 21 of the lateral wall symmetry fixedly connected with of backup pad 20, the.

The connecting mechanism 4 comprises a V-shaped rod 41 arranged below the forceps body 2, the upper end and the lower end of the V-shaped rod 41 are fixedly connected with an inserting rod 42, the lower side wall of the forceps body 2 is provided with an inserting hole 43, the inserting rod 42 is positioned in the inserting hole 43, the side wall of the inserting rod 42 is provided with a clamping groove 44, the clamping groove 44 is fixedly connected with an expansion rod 45, the upper end of the expansion rod 45 is fixedly connected with a clamping block 46, a first spring 47 sleeved outside the expansion rod 45 is fixedly connected between the clamping block 46 and the side wall of the clamping groove 44, the side wall of the inserting hole 43 is provided with a connecting hole 48, the connecting hole 48 is fixedly connected with a supporting block 49, the side wall of the supporting block 49 is provided with a guide hole 410, the guide hole 410 is internally inserted with a push rod 411, the side wall of the push rod 411 is fixedly connected with a limiting plate 412, a second spring 413 sleeved outside the push, the upper surface of the V-shaped rod 41 is symmetrically and fixedly connected with two stabilizing bars 415, the lower surface of the forceps body part 2 is provided with a stabilizing groove 416 matched with the stabilizing bars 415, and when the forceps tail 3 goes wrong, the forceps tail 3 can be conveniently and quickly replaced, so that people can use the forceps more conveniently.

Lateral wall fixedly connected with pressure sensor 22 and PLC controller 23 of tweezers body portion 2, a plurality of light trough 24 have been seted up to connecting portion 1's lateral wall, fixedly connected with LED lamp pearl 25 in the light trough 24, pressure sensor 22 and PLC controller 23 electric connection, PLC controller 23 and driving motor 11 and LED lamp pearl 25 electric connection, when pressure sensor 22 detects pressure increase, through PLC controller 23, control driving motor 11 work, driving motor 11 drives two tweezers body portions 3 and removes to the direction that is close to each other, when pressure sensor 22 detects pressure decrease, through PLC controller 23, control driving motor 11 work, driving motor 11 drives two tweezers body portions 3 and removes to the direction slow motion of keeping away from each other, through control LED lamp pearl 25 work, people remind the state of tearing the tweezers of bag this moment.

The side wall of the forceps body part 2 is fixedly connected with a rubber pad 26, and the rubber pad 26 covers the pressure sensor 22, so that people can hold the capsulorhexis forceps better.

The side wall of the forceps tail 3 is provided with a needle groove 27, which is convenient for fixing the operation needle during the suture.

The side wall of the forceps tail 3 is provided with the # -shaped grains 28, so that the friction force between the forceps tail 3 and other things is increased.

Soundproof cotton 29 is fixedly connected inside the working box 9 to reduce noise generated when the driving motor 11 operates.

In summary, when the forceps body 2 of the angle-type pointed micro-incision capsulorhexis forceps is pressed towards the mutually approaching direction, the pressure sensor 22 detects that the pressure is increased, the PLC controller 23 controls the driving motor 11 to work, the screw rod 10 is driven to rotate through the mutual matching of the driving bevel gear 12 and the driven bevel gear 13, the two screw cylinders 14 are driven to move towards the mutually approaching direction through the thread matching, the screw cylinders 14 drive the supporting rod 15, the mounting plate 17, the fixing plate 18, the pull rod 19, the vertical plate 21 and the supporting plate 20 to move, so that the two forceps body 2 are controlled to move towards the mutually approaching direction, when a human hand loosens, the pressure sensor 22 detects that the pressure is reduced, the PLC controller 23 controls the driving motor 11 to slowly rotate, the screw rod 10 is driven to rotate through the mutual matching of the driving bevel gear 12 and the driven bevel gear 13, and the two screw cylinders 14 are driven to move towards the mutually approaching direction, a thread section of thick bamboo 14 drives bracing piece 15, mounting panel 17, fixed plate 18, pull rod 19, riser 21 and backup pad 20 remove, thereby control two tweezers body parts 2 and to the direction slow movement of keeping away from each other, slow down the speed that two tweezers body parts 2 removed, control LED lamp pearl 25 work simultaneously, remind the state that people tear a bag tweezers and locate at this moment, avoid young doctor when using tear a bag tweezers to perform the operation, because the instability of staff, often can cause the unstability that tears a bag tweezers open and shut, influence the problem of operation progress.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an angle type tip micro-incision tears bag tweezers, includes two connecting portion (1), its characterized in that: the two connecting parts (1) are connected together by welding, the lower surfaces of the two connecting parts (1) are fixedly connected with tweezer body parts (2), the two tweezer body parts (2) are connected with tweezer tail parts (3) by connecting mechanisms (4), the side walls of the two connecting parts (1) are respectively provided with a placing groove (5), a power supply (6) is fixedly connected in the placing groove (5), the lower surface of the connecting part (1) is fixedly connected with a connecting rod (7), the connecting rod (7) is positioned between the two tweezer body parts (2), a lead (8) is connected in the connecting rod (7), one end of the connecting rod (7) far away from the connecting parts (1) is fixedly connected with a work box (9), the side walls on the two sides of the work box (9) are rotatably connected with a threaded rod (10) with opposite surface threads through bearings, and the rear side wall of the work box (9) is fixedly connected with a driving motor, the output fixedly connected with initiative helical gear (12) of driving motor (11), threaded rod (10) external fixation cover be equipped with initiative helical gear (12) assorted driven helical gear (13), threaded rod (10) external thread cover be equipped with two assorted screw thread section of thick bamboo (14) with it, two bracing pieces (15) of the lateral wall symmetry fixedly connected with of screw thread section of thick bamboo (14), the lateral wall of work box (9) has been seted up and has been passed hole (16), bracing piece (15) are located outside work box (9) through passing hole (16), two one end fixedly connected with mounting panel (17) that bracing piece (15) are located outside work box (9), two fixed plate (18) of the lateral wall symmetry fixedly connected with of mounting panel (17), two the lateral wall of one side in opposite directions of fixed plate (18) is connected with same root pull rod (19) through the pivot rotation, two equal fixedly connected with backup pad (20) of lateral wall of tweezers body portion (2) one side in opposite directions, two riser (21) of the lateral wall symmetry fixedly connected with of backup pad (20), two the one end fixed connection that fixed plate (18) was kept away from through pivot and pull rod (19) to the lateral wall of one side in opposite directions riser (21).

2. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: the connecting mechanism (4) comprises a V-shaped rod (41) arranged below the forceps body part (2), inserting rods (42) are fixedly connected to the upper end and the lower end of the V-shaped rod (41), inserting holes (43) are formed in the lower side wall of the forceps body part (2), the inserting rods (42) are located in the inserting holes (43), clamping grooves (44) are formed in the side walls of the inserting rods (42), telescopic rods (45) are fixedly connected into the clamping grooves (44), clamping blocks (46) are fixedly connected to the upper ends of the telescopic rods (45), a first spring (47) sleeved outside the telescopic rods (45) is fixedly connected between the clamping blocks (46) and the side walls of the clamping grooves (44), connecting holes (48) are formed in the side walls of the inserting holes (43), supporting blocks (49) are fixedly connected into the connecting holes (48), guide holes (410) are formed in the side walls of the supporting blocks (49), there is ejector pin (411) in guide hole (410) interpolation, lateral wall fixedly connected with limiting plate (412) of ejector pin (411), second spring (413) outside ejector pin (411) is established to the same root cover of fixedly connected with between limiting plate (412) and supporting shoe (49), one end fixedly connected with that ejector pin (411) stretches out connecting hole (48) presses down pressure plate (414), two stabilizer bars (415) of the upper surface symmetry fixedly connected with of V type pole (41), tweezers body portion (2)'s lower surface is seted up and is stabilized groove (416) with stabilizer bar (415) assorted.

3. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: the tweezers comprise tweezers bodies (2), a plurality of lamp grooves (24) are formed in the side wall of each connecting portion (1), LED lamp beads (25) are fixedly connected in the lamp grooves (24), the pressure sensors (22) are electrically connected with the PLC controller (23), and the PLC controller (23) is electrically connected with the driving motor (11) and the LED lamp beads (25).

4. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: the side wall of the forceps body part (2) is fixedly connected with a rubber pad (26), and the rubber pad (26) covers the pressure sensor (22).

5. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: the side wall of the forceps tail (3) is provided with a needle groove (27).

6. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: the side wall of the forceps tail (3) is provided with a # -shaped pattern (28).

7. The angle-pointed micro-incision capsulorhexis forceps according to claim 1, wherein: and sound insulation cotton (29) is fixedly connected inside the working box (9).