CN111281648B

CN111281648B - Ultrasonic emulsification therapeutic instrument

Info

Publication number: CN111281648B
Application number: CN201811498933.2A
Authority: CN
Inventors: 李聪; 张萌; 石晓东; 寻凤华; 李斌
Original assignee: Xun Fenghua
Priority date: 2018-12-08
Filing date: 2018-12-08
Publication date: 2022-01-21
Anticipated expiration: 2038-12-08
Also published as: CN111281648A

Abstract

The invention discloses an ultrasonic emulsification therapeutic apparatus, which comprises a support frame and a machine head, wherein the top of the fixing frame is provided with a top frame, the fixing frame and the top frame are enclosed into a door-shaped frame, a three-axis driving mechanism for driving the machine head to move in three dimensions is arranged in the door-shaped frame, and the machine head is arranged on the three-axis driving mechanism; the heat dissipation holes on the outer side of the positioner effectively remove the heat on the back side of the semiconductor refrigerating sheet and improve the refrigerating effect; the suction tube is skillfully designed, the negative pressure generator provides power to suck the emulsion, and the pressure sensor in the suction tube monitors the eye pressure to avoid damage caused by overpressure suction.

Description

Ultrasonic emulsification therapeutic instrument

Technical Field

The invention relates to the technical field of ophthalmic ultrasonic emulsification treatment equipment, in particular to an ultrasonic emulsification treatment instrument.

Background

Phacoemulsification treatment of cataract is to use a phacoemulsification instrument to crush the nucleus of the lens into chyle shape by using ultrasonic waves through a corneal or scleral incision of 3-5mm in size, and then to suck out the crushed nucleus of the lens together with the cortex. After the operation, the posterior capsule of the lens is kept, and the posterior chamber type artificial lens can be implanted at the same time. At present, the medical field at home and abroad mostly adopts cataract extraction treatment, wherein a turbid crystalline lens is extracted and is implanted with an artificial lens, the artificial lens is implanted in an eye or a pair of glasses or a corneal contact lens is worn to correct vision after operation, and the cataract is treated by ultrasonic emulsification, wherein an ultrasonic wave is used for crushing a crystalline nucleus through a cornea or sclera incision with the size of 3-5mm to ensure that the crystalline nucleus is in a chyle shape and then is sucked out together with cortex. After the operation, the posterior capsule of the lens is kept, and the posterior chamber type artificial lens can be implanted at the same time.

At present, the medical field at home and abroad adopts cataract extraction treatment, wherein a turbid crystalline lens is extracted and is implanted into an artificial lens, and the artificial lens is implanted into an eye or glasses or corneal contact lenses are worn to correct vision after operation. The Luoyang Baoyai eye hospital adopts the international most advanced cataract ultrasonic emulsification therapeutic apparatus and intraocular lens implantation to treat cataract, which applies the advanced ultrasonic emulsification device, only needs 2.0mm incision at the minimum, crushes and sucks out turbid crystals, can well reserve the lens capsule membrane, and can put the intraocular lens into the capsule bag, thereby effectively preventing the postoperative crystal from deviating, dislocating and the like, and improving the vision.

However, the traditional phacoemulsification therapeutic apparatus has a stiff structure, and particularly, when the ultrasonic probe works, high heat is easily generated and eyeballs are burnt, so that the phacoemulsification therapeutic apparatus is provided.

Disclosure of Invention

The present invention aims at providing a phacoemulsification therapeutic apparatus to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

an ultrasonic emulsification therapeutic apparatus comprises a support frame and a machine head, wherein the top of the fixing frame is provided with a top frame, the fixing frame and the top frame are enclosed to form a door-shaped frame, a three-axis driving mechanism for driving the machine head to move in three dimensions is arranged in the door-shaped frame, the machine head is arranged on the three-axis driving mechanism, and the three-axis driving mechanism comprises an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism; the X-axis driving mechanism and the Y-axis driving mechanism are fixed on fixing frames at two sides, the Z-axis driving mechanism is fixed on the top frame, a cross frame is connected above the supporting frame, the fixing frame is connected above the cross frame, a positioner is arranged in the middle of the cross frame, binding bands are respectively arranged at the left side and the right side of the positioner, extension rods are connected to the left side and the right side of the machine head near the lower part of the machine head, an ultrasonic probe is arranged on the extension rod at the left side of the machine head, and a suction tube is arranged on the extension rod at the right side of the machine head; the locator comprises a shell, an inner cylinder is connected in the shell, a semiconductor refrigerating sheet is arranged at the joint of the inner cylinder and the shell, heat dissipation holes are formed in the shell corresponding to the positions of the semiconductor refrigerating sheet, and soft face pads are arranged at the bottoms of the inner cylinder and the shell; a guide pipe is arranged outside the left side of the fixed frame, a negative pressure generator is arranged outside the left side of the cross frame, a bearing platform is arranged at the joint of the supporting frame and the cross frame, and a host connected with the three-axis driving mechanism is arranged on the bearing platform; the peristaltic pump is installed below the bearing platform, the collecting box is installed on the left side of the peristaltic pump, and the conduit is communicated with the suction pipe, the negative pressure generator, the peristaltic pump and the collecting box.

Preferably, the bottom of the support frame is provided with a base, and the bottom of the base is provided with a bottom column.

Preferably, the bottom column is provided with a walking wheel which is a universal wheel with a self-locking structure.

Preferably, the straw is of a hollow structure, and the bottom of the straw is of a semicircular structure.

Preferably, the left side and the right side in the semicircle at the bottom of the suction pipe are respectively provided with a pressure sensor, and the bottom of the suction pipe is provided with a suction hole.

Preferably, the camera is installed at the upper and lower positions of the machine head.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the support frame and the cross frame form a folded frame body, and the walking wheels are arranged at the bottom of the support frame, so that the support frame is conveniently pushed to move, and the cross frame and the fixing frame above the cross frame are moved above a sickbed, so that the use is greatly facilitated; the invention utilizes the three-axis driving mechanism to realize space three-dimensional motion, has high positioning precision, improves the accuracy and the safety of the ultrasonic emulsification treatment and improves the working efficiency. The locator is ingeniously designed, the soft face pad is arranged at the bottom of the locator and is used for abutting against the outer side of the eyes of a human body, and the comfort level of the eyes in the treatment process is improved; the heat dissipation holes on the outer side of the positioner effectively remove the heat on the back side of the semiconductor refrigerating sheet and improve the refrigerating effect; the suction tube is skillfully designed, the negative pressure generator provides power to suck the emulsion, and the pressure sensor in the suction tube monitors the eye pressure to avoid damage caused by overpressure suction.

Drawings

FIG. 1 is a front view of a phacoemulsification therapeutic apparatus.

FIG. 2 is a cross-sectional view of a retainer for a phacoemulsification treatment apparatus.

Fig. 3 is a cross-sectional view taken at a in fig. 1.

Figure 4 is a side view of a phacoemulsification therapeutic apparatus.

In the figure: 1. a support frame; 1-1, a bearing platform; 2. a fixed mount; 3. an X-axis drive mechanism; 4. a top frame; 5. a spreader bar; 6. a Z-axis drive mechanism; 7. a machine head; 8. a camera; 9. a straw; 10. a Y-axis drive mechanism; 11. a cross frame; 12. a positioner; 13. an ultrasonic probe; 14. binding bands; 15. a base; 16. a bottom pillar; 17. a traveling wheel; 18. a working chamber; 19. a housing; 20. a semiconductor refrigeration sheet; 21. a soft surface cushion; 22. heat dissipation holes; 23. an inner barrel; 24. a pressure sensor; 25. sucking holes; 26. a conduit; 27. a negative pressure generator; 28. a peristaltic pump; 29. a collection box; 30. a host.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1, a phacoemulsification therapeutic apparatus comprises a support frame 1, wherein a base 15 is arranged at the bottom of the support frame 1, a bottom column 16 is arranged at the bottom of the base 15, traveling wheels 17 are arranged on the bottom column 16, a cross frame 11 is connected above the support frame 1, a fixed frame 2 is connected above the cross frame 11, a positioner 12 is arranged at the middle position on the cross frame 11, binding bands 14 are respectively arranged on the left side and the right side of the positioner 12, a top frame 4 is arranged at the top of the fixed frame 2, the fixed frame 2 and the top frame 4 enclose a door-shaped frame, a three-axis driving mechanism for driving a machine head 7 to perform three-dimensional motion in space is arranged in the door-shaped frame, the machine head 7 is arranged on the three-axis driving mechanism, and the three-axis driving mechanism comprises an X-axis driving mechanism 3, a Y-axis driving mechanism 10 and a Z-axis driving mechanism 6; the X-axis driving mechanism 3 and the Y-axis driving mechanism 10 are fixed on the fixing frames 2 at two sides, the Z-axis driving mechanism 6 is fixed on the top frame, the extending rods 5 are connected to the left side and the right side of the machine head 7 close to the lower side, the ultrasonic probe 13 is installed on the extending rod 5 at the left side of the machine head 7, the suction pipe 9 is installed on the extending rod 5 at the right side of the machine head 7, and the cameras 8 are installed at the upper position and the lower position of the machine head 7;

referring to fig. 2-3, the positioner 12 includes a housing 19, an inner cylinder 23 is connected in the housing 19, a semiconductor refrigeration sheet 20 is installed at a joint of the inner cylinder 23 and the housing 19, a heat dissipation hole 22 is formed in the housing 19 at a position corresponding to the semiconductor refrigeration sheet 20, soft cushion 21 is installed at the bottoms of the inner cylinder 23 and the housing 19, the suction pipe 9 is of a hollow structure, the bottom of the suction pipe 9 is of a semicircular structure, pressure sensors 24 are respectively installed at the left side and the right side of the bottom in the suction pipe 9, and a suction hole 25 is formed at the bottom of the suction pipe 9;

referring to fig. 4, a duct 26 is installed outside the left side of the fixed frame 2, a negative pressure generator 27 is installed outside the left side of the cross frame 11, a bearing platform 1-1 is installed at the connection position of the supporting frame 1 and the cross frame 11, and a host 30 connected with a three-axis driving mechanism is arranged on the bearing platform 1-1; a peristaltic pump 28 is arranged below the bearing platform 1-1, a collecting box 29 is arranged on the left side of the peristaltic pump 28, and the conduit 26 is communicated with the suction pipe 9, the negative pressure generator 27, the peristaltic pump 28 and the collecting box 29.

The working principle of the invention is as follows: because the support frame 1 and the cross frame 11 form a folding frame body, and in addition, the bottom of the support frame 1 is provided with walking wheels, the support frame 1 is conveniently pushed to move, the cross frame 11 and the fixing frame 2 above the cross frame are moved to the upper part of a sickbed, the use is greatly convenient, the eyes of a human body abut against the bottom end of the positioner 12, and the head of the human body is bound through the binding band 14, so that the fixation is convenient; the bottom of the locator 12 is provided with a soft cushion 21 used for abutting against the outer side part of the eyes of a human body, the comfort level of the eyes in the treatment process is improved, the machine head 7 moves to the upper part of the locator 12 by the movement of the three-axis driving mechanism, the ultrasonic probe 13 is positioned in the locator 12 and carries out ultrasonic emulsification operation on the eyeballs in the locator 12, the locating precision is high, the operation is convenient, in addition, the invention skillfully arranges a semiconductor refrigerating sheet 20 in the locator 12, the semiconductor refrigerating sheet 20 refrigerates the interior of the locator 12, and the burning caused by high heat generated in the ultrasonic emulsification operation is avoided; the louvre 22 in the locator 12 outside effectively gets rid of the heat of the 20 reverse sides of semiconductor refrigeration piece, improves refrigeration effect, and after emulsification work, aircraft nose 7 is stretched into the eye with the straw by the motion of triaxial actuating mechanism, and the emulsion gets into in the straw by inhaling hole 25 and provides power by negative pressure generator 27 and aspirate the emulsion, and pressure sensor 24 monitors eye pressure in straw 9 avoids the excessive pressure suction to cause the injury.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An ultrasonic emulsification therapeutic apparatus comprises a support frame (1) and a machine head, wherein a top frame (4) is arranged at the top of a fixed frame (2), the fixed frame (2) and the top frame (4) enclose a door-shaped frame, a three-axis driving mechanism for driving the machine head (7) to move in a three-dimensional manner is arranged in the door-shaped frame, the machine head (7) is arranged on the three-axis driving mechanism, and the three-axis driving mechanism comprises an X-axis driving mechanism (3), a Y-axis driving mechanism (10) and a Z-axis driving mechanism (6); x axle actuating mechanism (3) and Y axle actuating mechanism (10) are fixed on both sides mount (2), and Z axle actuating mechanism (6) are fixed on the roof-rack, its characterized in that: a cross frame (11) is connected above the support frame (1), a fixing frame (2) is connected above the cross frame (11), a positioner (12) is installed in the middle of the cross frame (11), binding bands (14) are installed on the left side and the right side of the positioner (12) respectively, extension rods (5) are connected to the left side and the right side of the handpiece (7) close to the lower side, an ultrasonic probe (13) is installed on the extension rod (5) on the left side of the handpiece (7), and a suction pipe (9) is installed on the extension rod (5) on the right side of the handpiece (7); the positioner (12) comprises a shell (19), an inner barrel (23) is connected in the shell (19), a semiconductor refrigerating sheet (20) is installed at the joint of the inner barrel (23) and the shell (19), heat dissipation holes (22) are formed in the shell (19) corresponding to the positions of the semiconductor refrigerating sheet (20), and a soft pad (21) is installed at the bottoms of the inner barrel (23) and the shell (19); a guide pipe (26) is installed outside the left side of the fixed frame (2), a negative pressure generator (27) is installed outside the left side of the cross frame (11), a bearing platform (1-1) is installed at the position, connected with the cross frame (11), of the supporting frame (1), and a host (30) connected with the three-axis driving mechanism is arranged on the bearing platform (1-1); the peristaltic pump (28) is installed below the bearing platform (1-1), the collecting box (29) is installed on the left side of the peristaltic pump (28), and the conduit (26) is communicated with the suction pipe (9), the negative pressure generator (27), the peristaltic pump (28) and the collecting box (29).

2. The phacoemulsification therapeutic apparatus of claim 1, wherein: the support frame (1) bottom is provided with base (15), and base post (16) are installed to base (15) bottom.

3. The phacoemulsification therapeutic apparatus of claim 2, wherein: a walking wheel (17) is arranged on the bottom column (16), and the walking wheel (17) is a universal wheel with a self-locking structure.

4. The phacoemulsification therapeutic apparatus of claim 1, wherein: the suction pipe (9) is of a hollow structure, and the bottom of the suction pipe (9) is of a semicircular structure.

5. The phacoemulsification therapeutic apparatus of claim 4, wherein: the pressure sensors (24) are respectively installed on the left side and the right side in the semicircle at the bottom of the suction pipe (9), and the suction hole (25) is formed at the bottom of the suction pipe (9).

6. The phacoemulsification therapeutic apparatus of claim 1, wherein: the camera head (8) is installed at the upper position and the lower position of the machine head (7).