CN107928869A - A kind of artificial pouch - Google Patents
A kind of artificial pouch Download PDFInfo
- Publication number
- CN107928869A CN107928869A CN201711282989.XA CN201711282989A CN107928869A CN 107928869 A CN107928869 A CN 107928869A CN 201711282989 A CN201711282989 A CN 201711282989A CN 107928869 A CN107928869 A CN 107928869A
- Authority
- CN
- China
- Prior art keywords
- cyst membrane
- layer cyst
- front layer
- artificial
- pouch
- 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
Links
Classifications
-
- 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
-
- 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
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00885—Methods or devices for eye surgery using laser for treating a particular disease
- A61F2009/00887—Cataract
Abstract
The invention discloses a kind of artificial pouch, including front layer cyst membrane and rear layer cyst membrane, front layer cyst membrane is fixedly connected with the peripheral edge portion of rear layer cyst membrane, the peripheral part of junction is equipped with the fixed part for being used for fixing artificial pouch, front layer cyst membrane and rear layer cyst membrane are soft hyalomitome cyst membrane, and the middle part of front layer cyst membrane is equipped with the relief hole for being used for facilitating intraocular lens to be implanted into.The artificial pouch is fixedly connected to form a complete sealing sack by the peripheral edge portion of front layer cyst membrane and rear layer cyst membrane, since front layer cyst membrane and rear layer cyst membrane are soft hyalomitome cyst membrane, artificial pouch can be implanted into inside ofeye by small notch, and eyes of patients can be fixed on by fixed part, by intraocular lens at relief hole in implantable artificial pouch after, it can ensure manually lenticular position by artificial pouch, intraocular lens is set to occupy optical axis center and perpendicular to the optical axis, in order to enter the light focusing of eyes and guide to retina.
Description
Technical field
The present invention relates to eye the field of medical instrument technology, more specifically to a kind of artificial pouch.
Background technology
In cataract operation, through frequently with treatment method be by cataract extraction after, replant into intraocular lens, by
Intraocular lens is by the light focusing for entering eyes and guides to retina.
It is understood that, it is necessary to which eye carrys out guarantor with a relatively complete pouch after implantable artificial crystalline lens
The lenticular position of work, in order to which intraocular lens is focused the light for entering eyes.And in reality, it is many to suffer from
Person since the reasons such as wound cause capsular rupture or missing, without keeping intraocular implants body position pouch placed in the middle.
In these patients, currently used operation method is intraocular lens's suspension, although this can solve capsular rupture or missing
The fixation problem of the intraocular lens of patient, but be difficult crystalline lens is located at optical axis center and perpendicular to the optical axis, therefore, it is impossible to protect
Demonstrate,prove lenticular suitable position.
It is current sheet in conclusion how to provide a kind of artificial pouch that can ensure that artificial lenticular position is placed in the middle
Field technology personnel's urgent problem to be solved.
The content of the invention
In view of this, the object of the present invention is to provide a kind of artificial pouch, the artificial pouch can be used for intraocular lens's
It is fixed, so as to ensure artificial lenticular position between two parties and perpendicular to the optical axis, in order to enter the light focusing of eyes and draw
It is directed on retina.
To achieve these goals, the present invention provides following technical solution：
A kind of circumferential direction of artificial pouch, including front layer cyst membrane and rear layer cyst membrane, the front layer cyst membrane and the rear layer cyst membrane
Edge part is fixedly connected, and the peripheral part of the junction is equipped with the fixed part for being used for fixing artificial pouch, the front layer cyst membrane and
Layer cyst membrane is soft hyalomitome cyst membrane after described, and the middle part of the front layer cyst membrane, which is equipped with, to be used to facilitate what intraocular lens was implanted into
Relief hole.
Preferably, the diameter range of the front layer cyst membrane and the rear layer cyst membrane is 8mm~14mm.
Preferably, the diameter range of the relief hole is 4mm~8mm.
Preferably, the front layer cyst membrane and the rear layer cyst membrane are dyeing cyst membrane.
Preferably, the fixed part includes PMMA matter fixed parts.
Preferably, the fixed part is c-type fixed part, the c-type fixed part along the front layer cyst membrane and it is described after layer capsule
The peripheral part fitting of the junction of film is set, and the c-type fixed part is circumferentially with least three for suture knotting fixation
Location hole.
Preferably, the fixed part includes at least three segmental arcs, and all segmental arcs are along the front layer cyst membrane and institute
The peripheral part fitting for stating the junction of rear layer cyst membrane is set, and is equipped with each segmental arc and is determined for suture knotting fixation
Position hole.
Preferably, the fixed part includes at least three segmental arcs, is equipped with each segmental arc and is beaten for suture
Tie fixed location hole.
Artificial pouch provided by the invention, one is fixedly connected to form by the peripheral edge portion of front layer cyst membrane and rear layer cyst membrane
Complete sealing sack, since front layer cyst membrane and rear layer cyst membrane are soft hyalomitome cyst membrane, artificial pouch can be led to
Less notch implantation inside ofeye is crossed, then, artificial pouch is fixed on by eyes of patients by fixed part, finally, then by people
Work crystalline lens in implantable artificial pouch, can also be ensured manually lenticular position by artificial pouch, made one at relief hole
Work crystalline lens occupy optical axis center and perpendicular to the optical axis, in order to enter the light focusing of eyes and guide to retina.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the front view of manually pouch specific embodiment one provided by the present invention；
Fig. 2 is the front view of manually pouch specific embodiment two provided by the present invention.
In Fig. 1-Fig. 2：
1 it is front layer cyst membrane, 11 be relief hole, 2 be fixed part, 21 is location hole.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
The core of the present invention is to provide a kind of artificial pouch, which can be used for the fixation of intraocular lens, so that
Ensure that manually lenticular position is placed in the middle and perpendicular to the optical axis, in order to enter the light focusing of eyes and guide to retina
On.
- Fig. 2 is please referred to Fig.1, Fig. 1 is the front view of manually pouch specific embodiment one provided by the present invention；Fig. 2 is this
The front view of the artificial pouch specific embodiment two provided is provided.
The week of the artificial pouch that the application provides, including front layer cyst membrane 1 and rear layer cyst membrane, front layer cyst membrane 1 and rear layer cyst membrane
It is fixedly connected to edge part, the peripheral part of junction is equipped with the fixed part 2 for being used for fixing artificial pouch, front layer cyst membrane 1 and rear layer
Cyst membrane is soft hyalomitome cyst membrane, and the middle part of front layer cyst membrane 1 is equipped with the relief hole 11 for being used for facilitating intraocular lens to be implanted into.
It should be noted that the artificial pouch that the application provides is mainly used for fixed intraocular lens, so that intraocular implants
Body occupy optical axis center and perpendicular to the optical axis.
Specifically, artificial pouch includes front layer cyst membrane 1 and rear layer cyst membrane, and the edge part of front layer cyst membrane 1 and rear layer cyst membrane is consolidated
Fixed connection, to form a complete sealing sack.Certainly, front layer cyst membrane 1 and rear layer cyst membrane can by same material one into
Type.
Fixed part 2 is arranged on the peripheral part of the peripheral edge portion fixed connection place of front layer cyst membrane 1 and rear layer cyst membrane, Ye Jiren
The equator position of work pouch, this can ensure the stability that front layer cyst membrane 1 and rear layer cyst membrane are fixed.When artificial pouch is cut from small
Behind mouthful place implantation human eye inside, then artificial pouch is fixed on eye by fixed part 2, such as artificial pouch can be fixed
In on the ciliary groove of wall of eyeball.
It is understood that front layer cyst membrane 1 and rear layer cyst membrane are soft hyalomitome cyst membrane.This aspect is because operation
When, it is necessary to artificial pouch is implanted into inside ofeye at small notch, in order to facilitate surgical procedure, front layer cyst membrane 1 and rear layer cyst membrane
Certain flexibility is needed to have, artificial pouch has foldability when being implanted into order to small notch.On the other hand, due to artificial
The main function of pouch is carrying intraocular lens, to ensure manually lenticular position, intraocular lens will be entered
The light focusing of eyes is simultaneously guided to retina, and therefore, in order to avoid shutting out the light, front layer cyst membrane 1 and rear layer cyst membrane are both needed to
There is good translucency.
In view of the realizability of intraocular lens's implantable artificial pouch, it is equipped with and is used for conveniently at the middle part of front layer cyst membrane 1
The relief hole 11 of intraocular lens's implantation, can be by intraocular lens from implantable artificial pouch at relief hole 11 during operation.
It should be noted that the application sets position not limit the specific of relief hole 11, as long as can guarantee that artificial crystalline substance
Shape body can be implanted in artificial pouch.In view of the easily operated property of operation, it is preferable that relief hole 11 is opened in front layer
The center position of cyst membrane 1.That is, the center of circle of relief hole 11 is overlapped with the center of circle of front layer cyst membrane 1.
In conclusion the artificial pouch that the application provides, is fixed by the peripheral edge portion of front layer cyst membrane 1 and rear layer cyst membrane and connected
Connect to form a complete sealing sack, since front layer cyst membrane 1 and rear layer cyst membrane are soft hyalomitome cyst membrane, can be with
Artificial pouch is implanted into inside ofeye by less notch, then, artificial pouch is fixed on by patient's eye by fixed part 2
Portion, finally, then by intraocular lens from implantable artificial pouch at relief hole 11, you can intraocular implants are ensured by artificial pouch
The position of body, makes intraocular lens occupy optical axis center and perpendicular to the optical axis, in order to enter the light focusing of eyes and draw
It is directed on retina.
In view of the specific size of front layer cyst membrane 1 and rear layer cyst membrane, on the basis of above-described embodiment, front layer cyst membrane 1
Diameter range with rear layer cyst membrane is 8mm~14mm.
It should be noted that the average diameter of human eye natural lens is 11mm or so, and in practical application, due to human eye
The difference of size, doctor can customize the intraocular lens of suitable dimension according to the size of different eyeballs.In order to be adapted to difference
The intraocular lens of size, in the present embodiment, the diameter range of front layer cyst membrane 1 and rear layer cyst membrane is 8mm~14mm, also
It is to say, doctor can be according to the actual needs of patient's eye, the different size intraocular lenses of selection adaptation in 8mm~14mm
Artificial pouch.
In view of the universality of artificial pouch, it is preferable that the diameter of front layer cyst membrane 1 and rear layer cyst membrane is 11mm.
In order to enable intraocular lens to facilitate in smoothly implantable artificial pouch, on the basis of above-described embodiment,
The diameter range of relief hole 11 is 4mm~8mm.
Practical application shows, when the diameter range of relief hole 11 is 4mm~8mm, can facilitate the implantation of intraocular lens.
Preferably, a diameter of 6mm of relief hole 11.
In view of for severe ocular trauma patient, usual cyst membrane and iris all lack, this results in vitreum silicone oil
After operation, silicone oil easily enters anterior chamber, causes corneal endothelium to damage, and intraocular pressure rise etc., therefore, cyst membrane also plays crystalline lens
Barrier action, on the basis of above-described embodiment, front layer cyst membrane 1 and rear layer cyst membrane are dyeing cyst membrane.
That is, after artificial pouch is implanted into eyes, artificial pouch can show color.Doctor can be according to difference
The patient of kind selects different dyeing cyst membranes.For example, for foreign patient, eye color is usually blue or grey, because
This, can select blue cyst membrane or grey cyst membrane；For Chinese, black cyst membrane can be selected.This can realize reconstruction
The iris crystal of patient every function.
In view of the specific implementation problem of fixed part 2, on the basis of above-described embodiment, fixed part 2 includes PMMA matter
Fixed part.
In order to improve the firm supportive of fixed part 2, on the basis of above-described embodiment, fixed part 2 is fixed for c-type
Portion, c-type fixed part are set along front layer cyst membrane 1 and the fitting of the peripheral part of the junction of rear layer cyst membrane, and c-type fixed part is circumferentially with
At least three are used for the fixed location hole 21 of suture knotting.
That is, fixed part 2 is the fixed part of the C fonts arranged on the equator position of artificial pouch, c-type fixed part is before
The peripheral part fitting of the junction of layer cyst membrane 1 and rear layer cyst membrane is set, and the shape of c-type fixed part is major arc, increases artificial capsule
The fixation arc length of bag, so as to provide enough support and fixation for artificial pouch.
The present embodiment does not limit the specific radian and arc length of c-type fixed part, and user can select according to being actually needed
Select.It should be noted that the radian and arc length of c-type fixed part are bigger, then the fixation of artificial pouch is more stable, however, it is contemplated that
The implantation problem of artificial pouch, the radian and arc length of c-type fixed part are bigger, and notch when artificial pouch is implanted into inside ofeye is got over
Greatly, it is implanted into more difficult.
After artificial pouch implantation human eye, artificial pouch can be fixed on by trouble through location hole 21 by nonabsorable suture
On the wall of eyeball ciliary groove of person.
The present embodiment is not specifically limited the number of location hole 21, it is to be understood that and 3 points determine a plane, because
This, in order to enable the position of artificial pouch placed in the middle and be avoided its inclination, at least three is used in being circumferentially with for c-type fixed part
The fixed location hole 21 of suture knotting.
In view of the uniform force of fixed part 2, it is preferable that all location holes 21 uniformly divide along the circumferential of artificial pouch
Cloth.
It is fixed on the basis of any one above-mentioned embodiment in order to reduce notch during artificial pouch implantation eyes
Portion 2 includes at least three segmental arcs, and all segmental arcs are set along front layer cyst membrane 1 and the fitting of the peripheral part of the junction of rear layer cyst membrane
Put, the fixed location hole 21 that knots for suture is equipped with each segmental arc.
That is, fixed part 2 is made of at least three segmental arcs, all segmental arcs are along front layer cyst membrane 1 and rear layer cyst membrane
Junction peripheral part fitting set.Since the arc length of segmental arc is shorter, it is required when artificial pouch is implanted into eyes
Notch it is smaller, it is ensured that the implantable artificial pouch in the case of small notch.
The present embodiment does not limit the specific radian and arc length of segmental arc, and the radian and arc length of segmental arc are shorter, then plant
Enter the notch needed for artificial pouch with regard to smaller, however, it is contemplated that the stability that manually pouch is fixed, the radian and arc length of segmental arc
Shorter, the stability of artificial pouch is poorer, and therefore, user can select the arc of suitable radian and arc length according to being actually needed
Section.
Preferably, location hole 21 is located at the centre of segmental arc, and all segmental arcs uniformly divide along the circumferential of artificial pouch
Cloth.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Manually pouch provided by the present invention is described in detail above.Specific case used herein is to this hair
Bright principle and embodiment is set forth, the explanation of above example is only intended to help understand the present invention method and its
Core concept.It should be pointed out that for those skilled in the art, the premise of the principle of the invention is not being departed from
Under, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the protection of the claims in the present invention
In the range of.
Claims (7)
- A kind of 1. artificial pouch, it is characterised in that including front layer cyst membrane (1) and rear layer cyst membrane, the front layer cyst membrane (1) and described The peripheral edge portion of layer cyst membrane is fixedly connected afterwards, and the peripheral part of the junction is equipped with the fixed part for being used for fixing artificial pouch (2), the front layer cyst membrane (1) and the rear layer cyst membrane are soft hyalomitome cyst membrane, and the middle part of the front layer cyst membrane (1) is equipped with For the relief hole (11) for facilitating intraocular lens to be implanted into.
- 2. artificial pouch according to claim 1, it is characterised in that the front layer cyst membrane (1) and it is described after layer cyst membrane Diameter range is 8mm~14mm.
- 3. artificial pouch according to claim 2, it is characterised in that the diameter range of the relief hole (11) for 4mm~ 8mm。
- 4. artificial pouch according to claim 1, it is characterised in that the front layer cyst membrane (1) and the rear layer cyst membrane are equal To dye cyst membrane.
- 5. artificial pouch according to claim 4, it is characterised in that the fixed part (2) includes PMMA matter fixed parts.
- 6. according to the artificial pouch of claim 1-5 any one of them, it is characterised in that the fixed part (2) is fixed for c-type Portion, the peripheral part of the c-type fixed part along the front layer cyst membrane (1) and the junction of the rear layer cyst membrane, which is bonded, to be set, the C Type fixed part is circumferentially with least three location holes (21) for being used for suture knotting fixation.
- 7. according to the artificial pouch of claim 1-5 any one of them, it is characterised in that the fixed part (2) includes at least three A segmental arc, all segmental arcs are set along the peripheral part fitting of the front layer cyst membrane (1) and the junction of the rear layer cyst membrane Put, the fixed location hole (21) that knots for suture is equipped with each segmental arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711282989.XA CN107928869A (en) | 2017-12-07 | 2017-12-07 | A kind of artificial pouch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711282989.XA CN107928869A (en) | 2017-12-07 | 2017-12-07 | A kind of artificial pouch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107928869A true CN107928869A (en) | 2018-04-20 |
Family
ID=61945131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711282989.XA Pending CN107928869A (en) | 2017-12-07 | 2017-12-07 | A kind of artificial pouch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107928869A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109692072A (en) * | 2019-01-09 | 2019-04-30 | 中南大学湘雅二医院 | A kind of epichoroidal space pressurization hydrogel sphere bag apparatus for rhegmatogenous detachment of retina |
| CN110547907A (en) * | 2019-08-15 | 2019-12-10 | 中南大学湘雅二医院 | Double-ring iris expander for intraocular operation |
| CN111467077A (en) * | 2020-04-20 | 2020-07-31 | 西安浦勒生物科技有限公司 | Comprehensive artificial lens implant for congenital cataract |
| CN111481322A (en) * | 2020-04-20 | 2020-08-04 | 西安浦勒生物科技有限公司 | Adjustable bag inner ring |
| CN114504428A (en) * | 2022-01-29 | 2022-05-17 | 中国人民解放军总医院第一医学中心 | Artificial capsular bag and implantation instrument and method thereof |
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| CN102090946A (en) * | 2011-02-17 | 2011-06-15 | 郝燕生 | Artificial intraocular lens capsular sac adopting loop filaments for intraocular fixing |
| US9358103B1 (en) * | 2015-02-10 | 2016-06-07 | Omega Ophthalmics Llc | Prosthetic capsular devices, systems, and methods |
| CN208573883U (en) * | 2017-12-07 | 2019-03-05 | 胡园园 | A kind of artificial pouch |
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2017
- 2017-12-07 CN CN201711282989.XA patent/CN107928869A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102090946A (en) * | 2011-02-17 | 2011-06-15 | 郝燕生 | Artificial intraocular lens capsular sac adopting loop filaments for intraocular fixing |
| US9358103B1 (en) * | 2015-02-10 | 2016-06-07 | Omega Ophthalmics Llc | Prosthetic capsular devices, systems, and methods |
| CN208573883U (en) * | 2017-12-07 | 2019-03-05 | 胡园园 | A kind of artificial pouch |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109692072A (en) * | 2019-01-09 | 2019-04-30 | 中南大学湘雅二医院 | A kind of epichoroidal space pressurization hydrogel sphere bag apparatus for rhegmatogenous detachment of retina |
| CN109692072B (en) * | 2019-01-09 | 2021-07-09 | 中南大学湘雅二医院 | Suprachoroidal space pressurized hydrogel balloon device for rhegmatogenous retinal detachment |
| CN110547907A (en) * | 2019-08-15 | 2019-12-10 | 中南大学湘雅二医院 | Double-ring iris expander for intraocular operation |
| CN111467077A (en) * | 2020-04-20 | 2020-07-31 | 西安浦勒生物科技有限公司 | Comprehensive artificial lens implant for congenital cataract |
| CN111481322A (en) * | 2020-04-20 | 2020-08-04 | 西安浦勒生物科技有限公司 | Adjustable bag inner ring |
| CN114504428A (en) * | 2022-01-29 | 2022-05-17 | 中国人民解放军总医院第一医学中心 | Artificial capsular bag and implantation instrument and method thereof |
| WO2023143555A1 (en) * | 2022-01-29 | 2023-08-03 | 中国人民解放军总医院第一医学中心 | Artificial capsular bag, and implantation instrument and method therefor |
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Effective date of registration: 20200113 Address after: 201201 floor 3 and 4, building 14, No. 528, Ruiqing Road, Zhangjiang High tech Industrial East District, Pudong New Area, Shanghai Applicant after: SHANGHAI JIESHI MEDICAL TECHNOLOGY CO., LTD. Address before: 200123 Pudong New Area, Pudong New Area, Shanghai, No. 88, No. 401 on the South Road Applicant before: Hu Yuanyuan |