CN116439846A - Cornea marker for cataract lens operation - Google Patents

Cornea marker for cataract lens operation Download PDF

Info

Publication number
CN116439846A
CN116439846A CN202310398152.0A CN202310398152A CN116439846A CN 116439846 A CN116439846 A CN 116439846A CN 202310398152 A CN202310398152 A CN 202310398152A CN 116439846 A CN116439846 A CN 116439846A
Authority
CN
China
Prior art keywords
cornea
marker
point marker
center point
moisture absorption
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310398152.0A
Other languages
Chinese (zh)
Inventor
刘萍萍
卞洪俊
张靖东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202310398152.0A priority Critical patent/CN116439846A/en
Publication of CN116439846A publication Critical patent/CN116439846A/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/361—Image-producing devices, e.g. surgical cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/361—Image-producing devices, e.g. surgical cameras
    • A61B2090/3616—Magnifying glass
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
    • A61B2090/3904—Markers, e.g. radio-opaque or breast lesions markers specially adapted for marking specified tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
    • A61B2090/3937—Visible markers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F2009/0035—Devices for immobilising a patient's head with respect to the instrument
    • A61F2009/0043—Devices for immobilising a patient's head with respect to the instrument by supporting the instrument on the patient's head, e.g. head bands
    • A61F2009/0052—Devices for immobilising a patient's head with respect to the instrument by supporting the instrument on the patient's head, e.g. head bands the instrument being supported on the patient's eye

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Ophthalmology & Optometry (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Vascular Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a cornea marker for cataract lens surgery, which structurally comprises a center point marker, a moisture absorption mechanism, a spring rod and a fixed bottom plate, wherein the center point marker is arranged at the lower end of the inner side of the moisture absorption mechanism, the upper end of the spring rod penetrates through the inner part of the edge of the moisture absorption mechanism in a clearance fit way, a sponge strip at the inner end of a lower pendulum piece is contacted with the periphery of a cornea, liquid around the cornea is sucked away, and the liquid around the cornea is prevented from being easily adsorbed on the center point marker; the sliding block and the magnetic block slide on the soft magnetic stripe and can be fixed magnetically, so that the fixed base and the central point marker arranged at the upper end are moved and adjusted, the position of the cornea to be marked is aligned, then the cornea can be magnetically attracted and fixed, the central point marker is prevented from shifting after adjustment, the central point marker is improved to be stably adjusted, and the cornea is accurately marked.

Description

Cornea marker for cataract lens operation
Technical Field
The invention relates to the field of ophthalmic medical treatment, in particular to a cornea marker for cataract lens operation.
Background
Cataract is a common blinding eye disease, a tissue in human eyes is called a crystalline lens, the crystalline lens is transparent under normal conditions, light can reach retina through the crystalline lens and a plurality of refractive media, external objects can be clearly seen, once the crystalline lens is turbid for some reasons, retinal imaging is affected, so that people cannot see something clearly, the turbid crystalline lens is removed through an operation, and the position of cornea is marked by using a cornea marker before the operation;
however, in the prior art, when the cornea marker marks the cornea, the central point marker on the cornea marker presses out an impression on the cornea by pressing the whole cornea marker, and a certain angle offset is easy to generate in the process of pressing the whole cornea marker, and liquid around the cornea is easy to be adsorbed on the central point marker, so that the marked position of the central point marker is offset, and the accuracy of the marked position is reduced.
Disclosure of Invention
The technical scheme adopted for realizing the technical purpose of the invention is as follows: the utility model provides a cataract lens operation cornea marker, its structure includes positioning mechanism, fixed establishment, positioning mechanism installs at fixed establishment up end middle part, positioning mechanism includes central point marker, moisture absorption mechanism, spring lever, PMKD, the inboard lower extreme at moisture absorption mechanism is installed to the central point marker, spring lever upper end adopts clearance fit to run through inside moisture absorption mechanism edge to spring lever lower extreme welding is at PMKD up end, PMKD fixed mounting is in fixed establishment up end middle part, the spring lever is equipped with four, installs respectively in four positions between moisture absorption mechanism and PMKD.
As a further improvement of the invention, the moisture absorption mechanism comprises a compression ring, torsion shafts, a lower pendulum piece and sponge strips, wherein the upper ends of spring rods penetrate through the edge of the compression ring in a clearance fit manner, the inside of the compression ring is hinged with the outer side ends of the lower pendulum piece through the torsion shafts, the inner side ends of the lower pendulum piece are provided with the sponge strips, the inner side end surfaces of the compression ring are connected with the outer side upper ends of the center point marker, the number of the lower pendulum pieces and the sponge strips is six, the lower pendulum pieces and the sponge strips are distributed on the inner side of the compression ring in an equidistant mode, and the torsion shafts are arranged at the two outer side ends of each lower pendulum piece.
As a further improvement of the invention, the center point marker comprises a supporting connecting rod, a positioning ring, a magnifying glass and marking knives, wherein the upper end of the outer side of the supporting connecting rod is welded with the end face of the inner side of the pressing ring, the inner side of the supporting connecting rod is arranged on the outer side surface of the positioning ring, the magnifying glass is embedded in the inner side of the positioning ring, the marking knives are arranged in the middle of the lower end of the inner side of the positioning ring, six supporting connecting rods are arranged, the supporting connecting rods are in a shape of a low inclination angle of the inner side of the outer side of the supporting connecting rod, and the supporting connecting rods are distributed between the positioning ring and the end face of the inner side of the pressing ring at equal intervals, so that the positioning ring is positioned right below the center point of the pressing ring.
As a further improvement of the invention, the fixing mechanism comprises a fixing base, a sliding block, magnetic blocks, soft magnetic strips and an adsorption mechanism, wherein the sliding block is arranged at the edge of the upper end face of the fixing base, a fixing bottom plate is arranged in the middle of the upper end face of the fixing base, the magnetic blocks are arranged in the sliding block, the soft magnetic strips penetrate through the sliding block and the magnetic blocks, the adsorption mechanism is arranged at the head end and the tail end of the soft magnetic strips, and the two sliding blocks, the two magnetic blocks and the two soft magnetic strips are symmetrically arranged at the edge of the upper end face of the fixing base.
As a further improvement of the invention, the adsorption mechanism is provided with four adsorption mechanisms, and two adsorption mechanisms are arranged in a group and are respectively arranged at the head end and the tail end of the two soft magnetic strips.
As a further improvement of the invention, the adsorption mechanism comprises a connecting block, a plug, a telescopic hose and a sucker, wherein the connecting block is arranged at the head end and the tail end of the soft magnetic strip, the plug is installed in the upper end of the connecting block in a clearance fit manner, the lower end of the connecting block is provided with the telescopic hose and is in through connection, the sucker is installed at the lower end of the telescopic hose, and the telescopic hose is of a corrugated structure and is made of rubber material, so that the adsorption mechanism has good rebound resilience.
1. When in marking, the pressing ring is pressed down under the vertical elastic guide of the four spring rods, so that the pressing ring is ensured to vertically descend, the marking stability of the center point marker on the cornea is improved, the sponge strip at the inner side end of the lower hem piece is contacted with the periphery of the cornea while descending, the liquid around the cornea is sucked away, and the liquid around the cornea is prevented from being easily adsorbed on the center point marker;
2. the cornea position can be amplified and watched through the magnifying glass at the inner side of the positioning ring, and the marking knife is firstly contacted with the cornea and forms a cross mark on the cornea, only the central point marker vertically ascends and descends in the marking process, the fixing mechanism is always kept motionless, certain deviation of the position in the marking process is avoided, and the marking accuracy is improved;
3. when the fixing mechanism is used for fixing the center point marker, the sucking disc at the outer side end is used for sucking and extruding the positions around the glasses of the patient, at the moment, the telescopic hose is extruded, the air inside the sucking disc and the air inside the connecting block are extruded, so that the sucking disc is used for vacuum sucking the positions around the glasses, and the firmness of the positions after the fixing base is placed is improved;
4. the sliding block and the magnetic block slide on the soft magnetic stripe and can be fixed magnetically, so that the fixed base and the central point marker arranged at the upper end are moved and adjusted, the position of the cornea to be marked is aligned, then the cornea can be magnetically attracted and fixed, the central point marker is prevented from shifting after adjustment, the central point marker is improved to be stably adjusted, and the cornea is accurately marked.
Drawings
Fig. 1 is a schematic view of the structure of a corneal marker for cataract lens surgery according to the present invention.
Fig. 2 is a schematic top view and front view of the positioning mechanism according to the present invention.
Fig. 3 is a schematic top view of the moisture absorption mechanism of the present invention.
Fig. 4 is a schematic top view and partially enlarged perspective view of the center point marker of the present invention.
Fig. 5 is a schematic top view and a partially enlarged structure of the fixing mechanism of the present invention.
Fig. 6 is a schematic view of the internal structure of the adsorption mechanism of the present invention.
In the figure: positioning mechanism-J, fixing mechanism-T, center point marker-J4, moisture absorbing mechanism-J6, spring rod-J2, fixed bottom plate-J9, compression ring-J13, torsion shaft-J18, lower swing piece-J16, sponge strip-J11, support connecting rod-J43, positioning ring-J45, magnifying glass-J47, marking knife-J49, fixed base-T6, sliding block-T8, magnetic block-T2, soft magnetic stripe-T4, absorbing mechanism-T6, connecting block-T59, plug-T52, telescopic hose-T54 and sucker-T56.
Description of the embodiments
The invention is further described below with reference to the accompanying drawings:
examples
As shown in fig. 1 to 4:
the invention relates to a cornea marker for cataract lens surgery, which structurally comprises a positioning mechanism J and a fixing mechanism T, wherein the positioning mechanism J is arranged in the middle of the upper end face of the fixing mechanism T, the positioning mechanism J comprises a center point marker J4, a moisture absorption mechanism J6, a spring rod J2 and a fixing bottom plate J9, the center point marker J4 is arranged at the lower end of the inner side of the moisture absorption mechanism J6, the upper end of the spring rod J2 penetrates through the inside of the edge of the moisture absorption mechanism J6 in a clearance fit manner, the lower end of the spring rod J2 is welded on the upper end face of the fixing bottom plate J9, and the fixing bottom plate J9 is fixedly arranged in the middle of the upper end face of the fixing mechanism T;
the four spring rods j2 are arranged and are respectively arranged in four directions between the moisture absorption mechanism j6 and the fixed bottom plate j9, stable elastic force is applied between the moisture absorption mechanism j6 and the fixed bottom plate j9 through the four spring rods j2, the fact that the moisture absorption mechanism j6 is pressed is ensured to drive the center point marker j4 to vertically descend on the fixed bottom plate j9, and the stability of marking the center point marker j4 on a cornea is improved.
The moisture absorption mechanism j6 comprises a compression ring j13, a torsion shaft j18, a lower pendulum piece j16 and a sponge strip j11, wherein the upper end of a spring rod j2 penetrates through the edge of the compression ring j13 in a clearance fit manner, the inside of the compression ring j13 is hinged with the outer side end of the lower pendulum piece j16 through the torsion shaft j18, the inner side end of the lower pendulum piece j16 is provided with the sponge strip j11, and the inner side end surface of the compression ring j13 is connected with the outer upper end of the central point marker j 4;
six lower hem pieces j16 and sponge strips j11 are respectively arranged, are annularly and equidistantly distributed on the inner side of the compression ring j13, and are respectively provided with a torsion shaft j18 at the two ends of the outer side of each lower hem piece j16, elastic torsion is applied to the lower hem pieces j16 through the torsion shafts j18, so that the angle of the lower hem pieces j16 per se can be adjusted in the pressing process of the compression ring j13, the sponge strips j11 at the inner side end of the lower hem pieces j16 are in contact with the periphery of a cornea, liquid around the cornea is sucked away, and the liquid around the cornea is prevented from being easily adsorbed on the center point marker j 4.
The center point marker j4 comprises a supporting connecting rod j43, a positioning ring j45, a magnifying glass j47 and a marking knife j49, wherein the upper end of the outer side of the supporting connecting rod j43 is welded with the end face of the inner side of the compression ring j13, the inner side of the supporting connecting rod j43 is arranged on the outer side surface of the positioning ring j45, the magnifying glass j47 is embedded in the inner side of the positioning ring j45, and the marking knife j49 is arranged in the middle of the lower end of the inner side of the positioning ring j 45;
the support connecting rods j43 are provided with six support connecting rods, the support connecting rods are inclined at angles with high outer side ends and low inner side ends, and are distributed between the positioning ring j45 and the inner side end surface of the compression ring j13 in an equidistant annular mode, so that the positioning ring j45 is located right below the center point of the compression ring j13, when the compression ring j13 drives the positioning ring j45 to descend, the cross-shaped marking knife j49 in the middle of the lower end of the inner side of the positioning ring j45 can firstly contact with a cornea, cross-shaped marks are formed on the cornea, and therefore the center point is marked.
Specific use and action of the embodiment:
in the invention, in the process of marking the cornea, the positioning mechanism J is firstly placed and fixed around the glasses of a patient in operation through the fixing mechanism T, so that the positioning mechanism J is positioned at the position right above the cornea, the compression ring J13 is ensured to vertically descend through the vertical elastic guide of the four spring rods J2 during marking, the stability of marking the cornea by the center point marker J4 is improved, the elastic torsion is applied to the lower swing piece J16 through the torsion shaft J18 during descending, the angle of the lower swing piece J16 can be adjusted during the pressing of the compression ring J13, the sponge strip J11 at the inner side end of the lower swing piece J16 is contacted with the periphery of the cornea, the liquid around the cornea is sucked away, the liquid around the cornea is prevented from being easily adsorbed on the center point marker J4, the compression ring J13 is driven to descend through the connecting support of the supporting connecting rod J43 during descending, the cornea position can be amplified through the magnifying glass J47 at the inner side of the positioning ring J45, the cornea position can be marked by the marking knife J49 and the contact with the cornea marker J4 at ten points always, and the accurate marking is avoided during the process of marking is always performed, and the accurate marking is not performed.
Examples
As shown in fig. 5 to 6:
the fixing mechanism T comprises a fixing base T6, a sliding block T8, a magnetic block T2, a soft magnetic strip T4 and an adsorption mechanism T6, the sliding block T8 is installed at the edge of the upper end face of the fixing base T6, a fixing base j9 is arranged in the middle of the upper end face of the fixing base T6, the magnetic block T2 is arranged inside the sliding block T8, the soft magnetic strip T4 penetrates through the sliding block T8 and the magnetic block T2, the adsorption mechanism T6 is arranged at the front end and the rear end of the soft magnetic strip T4, the sliding block T8, the magnetic block T2 and the soft magnetic strip T4 are arranged at the edge of the upper end face of the fixing base T6 in a front-rear symmetrical mode, the sliding block T8 and the magnetic block T2 in two groups slide on the soft magnetic strip T4 and are adsorbed and positioned, the fixing base T6 and the position of the center point marker j4 can be adjusted, the center point marker j4 is improved to be stably adjusted, and the cornea is accurately marked.
The adsorption mechanisms t6 are four in number and two are in a group, the adsorption mechanisms are respectively arranged at the two ends of the two soft magnetic strips t4, the positions of the two soft magnetic strips t4 can be adsorbed and fixed through the four adsorption mechanisms t6, and the position of the soft magnetic strips t4 and the position of the fixing base t6 in the marking process are prevented from being deviated, so that the position marked by the center point marker j4 is deviated.
The adsorption mechanism t6 comprises a connecting block t59, a plug t52, a telescopic hose t54 and a sucker t56, wherein the connecting block t59 is arranged at the head end and the tail end of the soft magnetic strip t4, the plug t52 is installed inside the upper end of the connecting block t59 in a clearance fit manner, and the telescopic hose t54 is installed at the lower end of the connecting block t59 and is in through connection;
the sucking disc t56 is installed to flexible hose t54 lower extreme, flexible hose t54 is fold structure to adopt the rubber material, have better resilience, receive the extrusion time, can extrude sucking disc t56 inside air and the inside air of connecting block t59, make sucking disc t56 carry out vacuum adsorption to the position around the glasses, improve unable adjustment base t6 and place the fastness of back position.
Specific use and action of the embodiment:
according to the invention, when the fixing mechanism T is used for fixing the center point marker j4, the suction cup T56 at the outer end is used for sucking and extruding the position around the glasses of a patient, at the moment, the telescopic hose T54 is extruded, the air in the suction cup T56 and the air in the connecting block T59 are extruded, so that the suction cup T56 is used for sucking the position around the glasses in vacuum, the firmness of the position of the fixed base T6 after being placed is improved, the sliding block T8 and the magnetic block T2 are used for sliding on the soft magnetic stripe T4 and can be magnetically fixed, the fixed base T6 and the center point marker j4 arranged at the upper end are moved and adjusted, the position of the cornea to be marked is aligned, and the position of the center point marker j4 is prevented from being offset after being adjusted, the stable adjustment of the center point marker j4 is improved, and the cornea is accurately marked.
By utilizing the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the invention.

Claims (6)

1. The utility model provides a cataract lens operation cornea marker, its structure includes positioning mechanism (J), fixed establishment (T), its characterized in that:
the positioning mechanism (J) is arranged in the middle of the upper end face of the fixing mechanism (T);
the positioning mechanism (J) comprises a center point marker (J4), a moisture absorption mechanism (J6), a spring rod (J2) and a fixed bottom plate (J9), wherein the center point marker (J4) is arranged at the lower end of the inner side of the moisture absorption mechanism (J6), the upper end of the spring rod (J2) penetrates through the edge of the moisture absorption mechanism (J6) in a clearance fit manner, the lower end of the spring rod (J2) is welded on the upper end face of the fixed bottom plate (J9), and the fixed bottom plate (J9) is fixedly arranged in the middle of the upper end face of the fixed mechanism (T).
2. A cataract lens surgical cornea marker as claimed in claim 1, wherein: the moisture absorption mechanism (j 6) comprises a compression ring (j 13), a torsion shaft (j 18), a lower pendulum piece (j 16) and a sponge strip (j 11), wherein the upper end of a spring rod (j 2) penetrates through the edge of the compression ring (j 13) in a clearance fit manner, the compression ring (j 13) is hinged to the outer side end of the lower pendulum piece (j 16) through the torsion shaft (j 18), the inner side end of the lower pendulum piece (j 16) is provided with the sponge strip (j 11), and the inner side end face of the compression ring (j 13) is connected with the outer side upper end of the central point marker (j 4).
3. A cataract lens surgical cornea marker as claimed in claim 2, wherein: the center point marker (j 4) comprises a supporting connecting rod (j 43), a positioning ring (j 45), a magnifying glass (j 47) and a marking knife (j 49), wherein the upper end of the outer side of the supporting connecting rod (j 43) is welded with the inner side end face of the pressing ring (j 13), the inner side end of the supporting connecting rod (j 43) is arranged on the outer side surface of the positioning ring (j 45), the magnifying glass (j 47) is embedded in the inner side of the positioning ring (j 45), and the marking knife (j 49) is arranged in the middle of the lower end of the inner side of the positioning ring (j 45).
4. A cataract lens surgical cornea marker as claimed in claim 1, wherein: fixed establishment (T) is including unable adjustment base (T6), sliding block (T8), magnetic path (T2), soft magnetic stripe (T4), adsorption equipment (T6), unable adjustment base (T6) up end edge installs sliding block (T8) to unable adjustment base (T6) up end middle part is equipped with PMKD (j 9), inside magnetic path (T2) that is equipped with of sliding block (T8), and soft magnetic stripe (T4) all run through inside sliding block (T8) and magnetic path (T2), adsorption equipment (T6) are established at soft magnetic stripe (T4) head and tail both ends.
5. A cataract lens surgical cornea marker as claimed in claim 4, wherein: the adsorption mechanisms (t 6) are four, two adsorption mechanisms are in a group, and are respectively arranged at the head end and the tail end of the two soft magnetic strips (t 4).
6. A cataract lens surgical cornea marker as claimed in claim 5, wherein: the adsorption mechanism (t 6) comprises a connecting block (t 59), a plug (t 52), a telescopic hose (t 54) and a sucker (t 56), wherein the connecting block (t 59) is arranged at the head end and the tail end of the soft magnetic strip (t 4), the plug (t 52) is installed inside the upper end of the connecting block (t 59) in a clearance fit mode, and the telescopic hose (t 54) is installed at the lower end of the connecting block (t 59) and is connected in a penetrating mode.
CN202310398152.0A 2023-04-14 2023-04-14 Cornea marker for cataract lens operation Pending CN116439846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310398152.0A CN116439846A (en) 2023-04-14 2023-04-14 Cornea marker for cataract lens operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310398152.0A CN116439846A (en) 2023-04-14 2023-04-14 Cornea marker for cataract lens operation

Publications (1)

Publication Number Publication Date
CN116439846A true CN116439846A (en) 2023-07-18

Family

ID=87131658

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310398152.0A Pending CN116439846A (en) 2023-04-14 2023-04-14 Cornea marker for cataract lens operation

Country Status (1)

Country Link
CN (1) CN116439846A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117695080A (en) * 2023-12-14 2024-03-15 泗洪县爱尔医疗器械厂 Artificial crystal extractor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117695080A (en) * 2023-12-14 2024-03-15 泗洪县爱尔医疗器械厂 Artificial crystal extractor
CN117695080B (en) * 2023-12-14 2024-05-28 泗洪县爱尔医疗器械厂 Artificial crystal extractor

Similar Documents

Publication Publication Date Title
CN116439846A (en) Cornea marker for cataract lens operation
CN111759652A (en) Auxiliary limb adjusting device for obstetrical nursing
CN210990189U (en) Head fixing device for ophthalmologic examination
CN208525357U (en) A kind of household heterophoria correcting instrument
CN214909939U (en) Head bracket for ophthalmologic examination
CN215191439U (en) Multifunctional rotating prism eye position measuring instrument
CN218572176U (en) Ophthalmology clinical examination eyelidretractor
CN221026304U (en) Automatic sucking and releasing mechanism for contact lens
CN113967123A (en) Corneal contact lens fixing device for vitreoretinal surgery
CN113744594A (en) Eyeball model for teaching of ophthalmic corneal puncture operation
CN211356601U (en) Binocular visual mechanical training instrument
CN116548906B (en) Self-positioning ophthalmic optical biological measuring instrument
CN112545560A (en) Portable multi-probe ophthalmology ultrasonic diagnosis device
CN201108442Y (en) Adjustable B ultra-puncture locating auxiliary machine
CN220778643U (en) Adjustable head fixing device for neonatal fundus disease examination
CN220938457U (en) Head fixing device in eye operation
CN215021542U (en) Ophthalmic prone position head support with uniform facial stress
CN113876291A (en) Be applied to circular cone cornea diagnosis photoelastic imaging device
CN212213999U (en) Portable eyedrop dripping auxiliary device
CN111281648B (en) Ultrasonic emulsification therapeutic instrument
CN220513081U (en) Adjustable head fixing device for ophthalmopathy inspection
CN214342898U (en) Contact lens pickup apparatus convenient to wear
CN217932993U (en) Eyeball model
CN213525858U (en) Device for fixing eyeballs in ophthalmologic operation
CN213190091U (en) Tool for cataract operation of ophthalmology department

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination