17 results about "Lens implant" patented technology

The utility model provides a crystalline lens implantation postoperative nursing belt, and relates to the technical field of postoperative nursing, the crystalline lens implantation postoperative nursing belt comprises a crystalline lens implantation rear eye nursing frame, and the inner side of the crystalline lens implantation rear eye nursing frame is provided with a medicament slow release sliding frame and an eye compression sliding frame. When medicine needs to be applied, several rows of medicine slow-release sliding frames can slide into the inner side of the eye nursing frame after lens implantation, rotating baffles rotate in the sliding process of the medicine slow-release sliding frames, and after the rotating baffles rotate, medicine on the inner side of a medicine storage box can flow to the inner side of a medicine inlet pipeline through a connecting pipeline; the medicament entering pipeline is communicated with the medicament slow-release sliding frame, medicament in the medicament entering pipeline can enter from the through groove in one side of the medicament slow-release sliding frame, the medicament slow-release cotton can slowly release the medicament to the periphery of the eye, the medicament effect is continuously exerted, the inconvenience that a patient frequently uses eye drops is reduced, meanwhile, it is guaranteed that the medicament can uniformly act on the eye operation part, and the treatment effect is improved.

The utility model provides a position adjusting instrument for an intraocular lens implantation operation of a lens eye, and relates to the field of ophthalmology medical instruments, the position adjusting instrument comprises a handle and a position adjusting hook acting piece; the position adjusting hook acting piece comprises a straight rod connected to the front end of the handle, a transition rod connected to the front end of the straight rod and a position adjusting rod connected to the front end of the transition rod. A first included angle alpha is formed between the transition rod and the straight rod; a position adjusting part is arranged at the front end of the position adjusting rod, and a second included angle beta is formed between the position adjusting rod and the transition part. According to the position adjusting instrument, through the unique structural design, the operation performance in a crystalline lens implantation operation is remarkably improved; wherein the position adjusting hook acting piece is composed of a straight rod, a transition rod and a position adjusting rod, and the operation position adjusting difficulty is effectively reduced through the specific angle design.

The utility model discloses an adjustable implanting device for a visual interbody fusion cage, which comprises a lens implanting assembly and a fusion cage implanting assembly, and is characterized in that the lens implanting assembly comprises a base, a lens channel arranged in the middle of the base, and a water inlet channel and a water outlet channel which are arranged on two sides of the lens channel; the fusion cage imbedding assembly comprises a fixing groove fixedly formed in the upper end of the base, sliding grooves formed in the two sides of the fixing groove, elastic grooves formed in the sliding grooves in a sliding mode, extension grooves formed in the middle of the bottom end of the fixing groove and the middle of the top end of the elastic grooves correspondingly, and extension pieces installed in the extension grooves in a sliding mode. The push-pull plate is arranged at the tail end of the extending piece, the traction holes are formed in the outer side of the bottom end of the fixing groove and the outer side of the top end of the elastic groove, and the traction hooks are detachably connected into the traction holes. A fusion cage channel and an endoscope channel are separated, adjustment can be conducted according to the size of a fusion cage, meanwhile, the fusion cage can be prevented from slipping, and the success rate of fusion cage imbedding is increased.

Provided are a method for predicting a Vault after phakic intraocular lens and an electronic device. After a thickness of a to-be-corrected crystalline lens, and a horizontal sulcus-to-sulcus value and a vertical sulcus-to-sulcus value corresponding to the to-be-corrected crystalline lens are obtained, a diameter ICL Size and an axial position ICL Ax of a preset ICL lens are collected, an effective sulcus-to-sulcus value, a lens thickness influence factor LTF, a Vault chord height h and the Vault are sequentially calculated according to the obtained data, and whether the diameter ICL Size and the axial position ICL Ax of the currently adopted ICL lens meet the Vault requirement or not is judged according to the Vault. The predicting accuracy and precision of a lens position after ICL lens implantation is reduced, postoperative complications are reduced, and the convenience of clinical operation and the safety of ICL operation are improved.

The application discloses a light treatment equipment for after-cataract, and belongs to the technical field of medical devices. The light treatment equipment adjusts the emission direction of treatment light by using a light guide module to make the treatment light project to an intraocular target area. The light shaping module is used to shape the emission spot of the treatment light to match the annular anatomical structure of the equatorial part of the lens capsule bag. During the cataract intraocular lens implantation surgery, the light treatment equipment emits treatment light to precisely irradiate the intraocular target area, thereby inducing the apoptosis of epithelial cells in the anterior subcapsular area and the equatorial area of the lens in the intraocular target area. The light treatment equipment does not cause damage to the surrounding tissue structure, can greatly reduce complications, and can effectively prevent and effectively and precisely treat after-cataract.

A system for correcting vision in an eye that uses a premium, customized IOL, the system comprising: (1) optical aberrometer means for measuring wavefront aberrations of the eye; (2) computer means for designing a wavefront-customized correction profile for the IOL; (3) manufacturing means for creating a customized IOL with the wavefront-corrected profile; and (4) surgical means for implanting the customized IOL in the eye. Alternatively an uncorrected IOL is first implanted and aligned in the eye, followed by in-situ scanning a femtosecond laser spot across the implanted IOL to locally change an index of Refraction of the IOL material in-situ.

The utility model relates to the field of medical apparatus and instruments, and discloses a nursing plate for implanting an intraocular lens with a lenticular eye, which comprises a nursing plate provided with a combined mechanism; the combined mechanism comprises a chassis, a rotating shaft, a waste collecting barrel, a lower shaft body, an upper shaft body, a square block, a threaded cylinder, a sleeve disc, a connecting rod and a limiting rod; the rotating shaft is rotatably installed on the base plate, the waste collecting barrel is fixedly installed on the rotating shaft, the lower shaft body and the upper shaft body are fixedly connected with the base plate and the nursing plate respectively, the square block is fixedly connected with the lower shaft body and clamped with the upper shaft body, the threaded cylinder is in threaded connection with the lower shaft body and the upper shaft body, and the sleeve plate is fixedly connected with the limiting rod. And the limiting rod is clamped with the connecting rod. The nursing tray has the following advantages and effects that the waste collecting barrel and the nursing tray can be conveniently combined for use, and when the nursing tray needs to be used, the limiting of the waste collecting barrel can be relieved, and the waste collecting barrel can be rotated out for use.

A device including a transparent substrate, at least one or more active components and corresponding circuitry disposed on the transparent substrate, and at least one lens, mounted to a support structure, configured to encapsulate the circuitry. Disclosed are systems and associated methods.

The invention discloses a corneal interlayer lens implanting instrument and a corneal interlayer lens implanting system. The problem that an existing corneal interlayer lens is prone to unexpected curling due to external force in the implanting process is mainly solved. The inner push rod is arranged in the outer sleeve, and the relative positions of the inner push rod and the outer sleeve are changed; the unfolding and pushing structure is arranged at the first end of the inner push rod; the unfolding and pushing structure is in a contracted state when retracting into the outer sleeve and is in an unfolded state when extending out of the outer sleeve, and the extending lengths of the unfolding and pushing structure from the outer sleeve are different, and the unfolding widths are different; the unfolding and pushing structure comprises unfolding rods on the two sides, the unfolding rods in the unfolding state play an unfolding role on the lenses, and friction force between the unfolding rods and the lenses plays a pushing role. According to the cornea interlayer lens implanting instrument and the cornea interlayer lens implanting system, when the cornea interlayer lens is implanted, the instrument can be pushed and flattened at the same time, a needed wound is small, and the cornea interlayer lens is not prone to curling.

The invention discloses an intraocular lens implanting device and a leading-in head. The intraocular lens implanting device comprises the leading-in head and an injector. The lead-in head comprises a pushing and injecting area, a transition area and a loading area, one end of the transition area is communicated with the pushing and injecting area, and the other end is communicated with the loading area; the loading area comprises a bearing part and a bending part; one end of the bearing part is connected with the transition area, the other end of the bearing part is rotationally connected with the bending part, the bearing part and the bending part are respectively provided with a main groove and an auxiliary groove which are used for bearing an artificial lens and an upper supporting loop, and the main grooves are communicated with the auxiliary grooves. The push injector comprises a push rod and an outer cylinder, and the push rod is arranged in the outer cylinder and can slide to the push injection area of the guide-in head along the outer cylinder. The main groove and the auxiliary groove are designed in the loading area of the leading-in head to load the intraocular lens in a partitioned mode, loading is convenient and fast, rotation or overturning is not prone to occurring in the pushing and injecting process, the situation that the intraocular lens is clamped or blocked is reduced, and the intraocular lens can be safely implanted into the human eyes conveniently.

The invention discloses an ICL crystal implantation suitability judgment method and system, electronic equipment and a storage medium. The judgment method comprises the following steps: collecting eye parameter data of a patient; generating a classification model through a multi-parameter fusion analysis algorithm by using the eye parameter data; and inputting eye parameter data of a patient to be diagnosed into the classification model, and outputting a suitability judgment result which is a first result or a second result. By integrating eye anatomical structure parameters and physiological function parameters and combining with an improved weighted fuzzy support vector machine (WFSVM) algorithm, the limitation of traditional single parameter evaluation is solved, particularly, the accuracy of suitability judgment of critical cases is remarkably improved, and the surgical risk caused by misdiagnosis is avoided.

A system, method, and apparatus for performing intraocular lens implantation using real-time surgical reference indicium are disclosed. An example method includes recording a patient specific pre-operative still image of an eye prior to cyclorotation of the eye when a patient lies down for surgery and generating at least one real-time multidimensional visualization of at least a portion of the eye for display. The method further includes using the patient specific pre-operative still image to at least produce at least one virtual surgical reference indicium including an ocular natural vertical axis of the eye and align the at least one virtual surgical reference indicium to the eye in conjunction with the real-time multidimensional visualization of at least a portion of the eye. The patient specific pre-operative still image is captured under a dilation condition selected from the group consisting of natural dilation, chemical dilation, and no dilation.

To provide a technique to achieve excellent convenience of an intraocular lens insertion instrument with a simplified configuration.SOLUTION: An intraocular lens insertion instrument 1 includes: an insertion instrument body 2 having a hollow cylindrical portion capable of containing an intraocular lens; moving mechanism portions 20,30 that move the intraocular lens in the hollow cylindrical portion; a rotary knob portion 50 rotatably mounted on the insertion instrument body 2; and a cap member 3 mounted on the insertion instrument body 2. The moving mechanism portions 20,30 move the intraocular lens in conjunction with the rotation of the rotary knob portion 50.SELECTED DRAWING: Figure 1

A system, method, and apparatus for performing intraocular lens implantation using real-time surgical reference indicium are disclosed. An example method includes recording a patient specific pre-operative still image of an eye prior to cyclorotation of the eye when a patient lies down for surgery and generating at least one real-time multidimensional visualization of at least a portion of the eye for display. The method further includes using the patient specific pre-operative still image to at least produce at least one virtual surgical reference indicium including an ocular natural vertical axis of the eye and align the at least one virtual surgical reference indicium to the eye in conjunction with the real-time multidimensional visualization of at least a portion of the eye. The patient specific pre-operative still image is captured under a dilation condition selected from the group consisting of natural dilation, chemical dilation, and no dilation.

This invention is Preloaded An intraocular lens implantation system is disclosed, comprising: a barrel; Plunger , Push knob , and cartridge and cartridge An introduction passage is provided in the ocular lens, and a mounting groove for accommodating an intraocular lens is provided in the introduction passage, and a removable lens limiting member is provided in the mounting groove, and the lens limiting member includes a limiting plate, and the limiting plate Plunger In the direction of movement Plunger A stopper is provided to prevent the extension of the restricting plate into the introduction passage. Plunger A straight prevention support pillar is provided on the side in the direction of movement of the Preloaded The intraocular lens implantation system integrates rotation and thrust, has high implantation accuracy, a limiting plate prevents the lens from inverting, and a stopper and straightness prevention support column prevent the front loop from coming out straight. When the intraocular lens is implanted, the two loops hold the optical region and maintain a position where it is covered above it, preventing deformation of the intraocular lens and ensuring its position is stable. It is also easy to operate and efficient.

An intraocular lens insertion instrument 1 includes: an insertion instrument body 2 having a hollow cylindrical part capable of including an intraocular lens; movement mechanism parts 20, 30 for moving the intraocular lens in the hollow cylindrical part; and a cap member 3 attached to the insertion instrument body 2. The cap member 3 can be attached to and detached from the insertion instrument body 2, can rotate in a direction around the cylinder axis of the hollow cylindrical part in a state of being attached to the insertion instrument body 2, and is configured so that the movement mechanism parts 20, 30 move the intraocular lens in conjunction with rotation of the cap member 3.

The present disclosure relates to a method for implanting a corneal inlay based on high-precision visual axis positioning and intraocular pressure adjustment, the method including: performing visual axis positioning on a target object to determine a visual axis center of the target object; producing a corneal implant cavity for the target object; adjusting an intraocular pressure of the target object; and implanting a lens into the corneal implant cavity of the target object to align the lens with the visual axis center of the target object.