CN106880440A - A kind of board-like tweezers of ophthalmic - Google Patents
A kind of board-like tweezers of ophthalmic Download PDFInfo
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- CN106880440A CN106880440A CN201710209985.2A CN201710209985A CN106880440A CN 106880440 A CN106880440 A CN 106880440A CN 201710209985 A CN201710209985 A CN 201710209985A CN 106880440 A CN106880440 A CN 106880440A
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- Prior art keywords
- tweezer
- plate
- blade
- tweezer plate
- handle
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- 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
- A61F9/00709—Instruments for removing foreign bodies
-
- 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
- A61F9/0008—Introducing ophthalmic products into the ocular cavity or retaining products therein
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- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of board-like tweezers of ophthalmic, including upper tweezer plate and lower tweezer plate that connection end is fixedly connected, there is angle between the upper tweezer plate and the lower tweezer plate, the front of motor of the upper tweezer plate and the lower tweezer plate is bent respectively to form tweezer head and lower tweezer head upward, the length of the upper tweezer plate is less than the length of the lower tweezer plate, and the upper tweezer head is less than the angle of the lower tweezer head and the lower tweezer plate with the angle of the upper tweezer plate；The bottom of the upper tweezer head is provided with the first blade along the outer of the upper tweezer head, and first blade is vertical with the plane where the upper tweezer head.The present invention can utilize the lower tweezer plate incision suitable depth of conjunctive bulbi with horizontal knife, then the conjunctiva of appropriate size is planted into piece using the upper tweezer plate with vertical blade to cut, allow that medical personnel realize that a hand completes to take the operation that conjunctiva plants piece, simplify surgical procedure.
Description
Technical field
The present invention relates to a kind of medicine equipment, more specifically a kind of board-like tweezers of ophthalmic.
Background technology
Pteryium is a kind of ophthalmology common disease and frequently-occurring disease, and the traditional Chinese medical science claims " pterygium ", is commonly called as " flesh of fish ".It is generally acknowledged that
It is that, by a kind of extraneous chronic inflammation lesion for irritating and causing, simple eye or eyes are violated, because of the cruel insectival wing of its shape
Wing is therefore named.It is a kind of redundant tissue on fissura palpebrae portion bulbar conjunctiva and cornea, increasingly increases after invading cornea, or even can cover to pupil
Area and have a strong impact on eyesight.It is that denaturation, plump, hyperplasia occur by fissura palpebrae portion bulbar conjunctiva and subconjunctival tissue, then in cornea
Development.In order to prevent patient from being affected one's power of vision due to pteryium, treatment method best at present is excision of pterygium, operation
After cutting away the triangular mass of mucous membrane growing from the inner corner of the eye, to be moved past by seam from agllutination film plant piece (being exactly a tunic tissue of eyeball surface) is taken elsewhere
Conjunction covers in the exposed surface of a wound after excision.But conventional method is that doctor is directly cut with scissors at present, has the disadvantage surgical procedure
It is slow, and be manually not easy to obtain the neat plant piece of rule, the bad standardization of size.Even if auxiliary using some
Help utensil and plant piece helping doctor to take conjunctiva, in the operation during typically need for medical personnel's both hands while operating auxiliary
Equipment and surgical apparatus, very inconvenient in actual mechanical process, the spirit whole process high-pressure of medical personnel, it is easy to cause to suffer from
The unnecessary damage of person.
The content of the invention
In order to solve above-mentioned existing excision of pterygium completely by doctor's bimanualness operating scissors take manually plant piece,
Spiritual high-pressure, the problems such as easily cause patient's unnecessary damage, the invention provides a kind of ophthalmology tweezers, concrete scheme is such as
Under：
A kind of ophthalmology tweezers, including the upper tweezer handle and lower tweezer handle that connection end is fixedly connected, the upper tweezer handle and the lower tweezer
Angle is showed between handle, it is characterised in that：The front of motor of the upper tweezer handle and the lower tweezer handle distinguish upward by bending
Tweezer plate and lower tweezer plate in formation, the length of the length less than the lower tweezer handle of the upper tweezer handle, the upper tweezer plate and the upper tweezer
The angle of handle less than the lower tweezer plate and the lower tweezer handle angle, upper tweezer plate projected area in the horizontal plane be less than or
Equal to lower tweezer plate projected area in the horizontal plane；The bottom of the upper tweezer plate is provided with first along the outer of the upper tweezer plate
Blade, first blade is vertical with the plane where the upper tweezer plate.
Further, cutter groove corresponding with first blade is offered on the lower tweezer plate, the cutter groove width is institute
State the first blade thickness 3-5 times, it is ensured that row knife width so that the conjunctiva beside operative site will not be made in surgical procedure
Damaged into tear.
Further, the outer of the upper tweezer plate is surrounded with knife cylinder, the inwall and first blade contact of knife cylinder,
The barrel of the knife cylinder is vertical with the plane where the upper tweezer plate；The position of the upper tweezer handle of correspondence opens up on the barrel of the knife cylinder
There is groove, the groove is axial arranged along knife cylinder.Set between the upper limb of the upper plane of the upper tweezer plate and knife cylinder
Flexible spring, it is ensured that under non-working condition, the first blade is located in knife cylinder, prevents the damage of colliding with of blade；Using shape
Under state, as the first blade is moved down, knife cylinder can push down the conjunctive bulbi of operative site in the effect of elastomeric spring, make operative site
Conjunctive bulbi compress, prevent to other positions cause damage.
Further, outwards turnover forms trim ring to the lower edge of the knife cylinder, and trim ring is used for knife cylinder and compresses conjunctive bulbi.
Further, the lower tweezer plate is provided with the second blade arranged along the lower tweezer plate outer rim, the second blade position
Plane where the lower tweezer plate, is easy to lower tweezer plate to be cut directly into conjunctive bulbi, further simplifies operating procedure.
Further, the upper tweezer plate and the lower tweezer plate are shaped to the globoidal structure that center raises up so that its
More meet the structure of eyeball, it is ensured that surgical effect.
Further, some through holes are offered on the upper tweezer plate, is easy to the postoperative conjunctiva cut by upper tweezer handle that takes out to plant
Piece.
The beneficial effects of the present invention are a kind of ophthalmology tweezers proposed by the present invention, it is possible to use with horizontal knife
Lower tweezer handle cuts the suitable depth of conjunctive bulbi, and the conjunctiva of appropriate size then is planted into piece using the upper tweezer handle with vertical blade
Cut；Allow that medical personnel realize that a hand completes to take the operation that conjunctiva plants piece, simplify surgical procedure, and due to vertical
Blade is externally provided with knife cylinder, and being cut when conjunctiva plants piece in vertical blade can compress conjunctiva, prevent from causing unnecessary to patient
Damage.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is the structural representation of tweezer handle in the embodiment of the present invention 1；
Fig. 3 is the structural representation of 1 time tweezer handle of the embodiment of the present invention；
Fig. 4 is the structural representation of the embodiment of the present invention 2；
Fig. 5 is the lower tweezer handle structural representation of the embodiment of the present invention 2；
Fig. 6 is the structural representation of the embodiment of the present invention 3；
Fig. 7 is the knife cylinder internal structure schematic diagram of the embodiment of the present invention 3.
Figure number and title：1st, upper tweezer handle, 2, lower tweezer handle, 3, upper tweezer plate, 4, lower tweezer plate, the 5, first blade, 6, through hole,
7th, cutter groove, the 8, second blade, 9, knife cylinder, 10, elastomeric spring, 11, trim ring.
Specific embodiment
To describe technology contents, structural feature, institute's reached purpose and effect of the present invention in detail, embodiment is hereby enumerated below
And coordinate accompanying drawing to be explained in detail.
Embodiment 1
As shown in Figure 1 to Figure 3, upper tweezer handle 1 and lower tweezer handle 2 that a kind of ophthalmology tweezers, including connection end are fixedly connected, upper tweezer
There is angle between handle 1 and lower tweezer handle 2, the front of motor of upper tweezer handle 1 and lower tweezer handle 2 is bent respectively to form tweezer plate 3 upward
With lower tweezer plate 4.The length of upper tweezer handle 1 less than lower tweezer handle 2 length, the angle of upper tweezer plate 3 and upper tweezer handle 1 less than lower tweezer plate 4 with
The angle of lower tweezer handle 2, upper tweezer plate 3 projected area in the horizontal plane is equal to lower tweezer plate 4 projected area in the horizontal plane, when upper
Upper tweezer plate 3 and lower tweezer plate 4 can be completely overlapped when tweezer handle 1 and lower tweezer handle 2 kneaded together.Upper tweezer plate 3 and lower tweezer plate 4 are equal
It is shaped to the globoidal structure that center raises up so that its structure for more meeting eyeball, it is ensured that the effect of operation.
Go up the bottom of tweezer plate 3 as depicted in figs. 1 and 2 and be provided with the first blade 5 along the outer of upper tweezer plate 3, the first blade 5 with it is upper
Plane where tweezer plate 3 is vertical, and when upper tweezer handle 1 and lower tweezer handle 2 kneaded together, the first blade 5 can cut specified
The conjunctiva of size plants piece.Some through holes 6 are offered on upper tweezer plate 3, it is postoperative to utilize what physiological saline cut the first blade 5
Conjunctiva is planted piece and is gone out, and prevents conjunctiva from planting the bottom that piece sticks to tweezer plate 3.
Embodiment 2
With reference to shown in Fig. 4 and Fig. 5, embodiment 2 is with the difference of embodiment 1：Upper tweezer plate 3 perspective plane in the horizontal plane
Product is less than lower tweezer plate 4 projected area in the horizontal plane, is offered on lower tweezer plate 4 and the corresponding cutter groove 7 of the first blade 5, cutter groove 7
Width is 3-5 times of the first blade thickness, it is ensured that row knife width so that will not be to the knot beside operative site in surgical procedure
Film causes tear to damage.Lower tweezer plate 4 is provided with the second blade 8 arranged along the lower outer rim of tweezer plate 4, and the second blade 8 is located at the lower institute of tweezer plate 4
Plane, lower tweezer plate 4 is cut directly into conjunctive bulbi, further simplify operating procedure.
Embodiment 3
Refering to Fig. 6 and Fig. 7, embodiment 3 is with the difference of embodiment 1：The outer of upper tweezer plate 3 is surrounded with knife cylinder 9, knife cylinder
9 inwall is contacted with the first blade 5, and the barrel of knife cylinder 9 is vertical with the plane where upper tweezer plate 3, and the lower edge of knife cylinder 9 is outwards turned down
Trim ring 11 is formed, trim ring 11 is used for knife cylinder 9 and compresses conjunctive bulbi.The position of the upper tweezer handle 1 of correspondence offers ditch on the barrel of knife cylinder 9
Groove, groove is axial arranged along knife cylinder 9, and upper tweezer handle 1 can move in this groove so that upper tweezer plate knife cylinder is interior can be with
Move up and down.Elastomeric spring 10 is provided between the upper limb of upper plane and the knife cylinder 9 of upper tweezer plate 3, it is ensured that under non-working condition, the
One blade 5 is located in knife cylinder 9, prevents the damage of colliding with of the first blade 5；In a state of use, as the first blade 5 is moved down, knife
Cylinder 9 can push down the conjunctive bulbi of operative site in the effect of elastomeric spring 10, compress the conjunctive bulbi of operative site, prevent right
Cause to damage in other positions；First blade 5 continues to move down, the conjunctive bulbi until cutting corresponding position.
In sum, the preferred embodiments of the invention is these are only, protection scope of the present invention, Fan Yiben is not limited with this
Equivalence changes that patent of invention scope and description are made and modification, are all within the scope of patent of the present invention covers.
Claims (7)
1. upper tweezer handle (1) and lower tweezer handle (2) that a kind of ophthalmology tweezers, including connection end are fixedly connected, the upper tweezer handle (1) and institute
State between lower tweezer handle (2) and there is angle, it is characterised in that：The front of motor of the upper tweezer handle (1) and the lower tweezer handle (2) to
Top is bent respectively to form tweezer plate (3) and lower tweezer plate (4), the length of the length less than the lower tweezer handle (2) of the upper tweezer handle (1)
Degree, the upper tweezer plate (3) is less than the angle of the lower tweezer plate (4) and the lower tweezer handle (2) with the angle of the upper tweezer handle (1),
The upper tweezer plate (3) projected area in the horizontal plane is less than or equal to the lower tweezer plate (4) projected area in the horizontal plane；
The bottom of the upper tweezer plate (3) is provided with the first blade (5) along the outer of the upper tweezer plate (3), first blade (5) with it is described
Plane where upper tweezer plate (3) is vertical.
2. a kind of ophthalmology tweezers according to claim 1, it is characterised in that：Offered on the lower tweezer plate (4) with it is described
The corresponding cutter groove (7) of first blade (5), cutter groove (7) width is 3-5 times of the first blade (5) thickness.
3. a kind of ophthalmology tweezers according to claim 1, it is characterised in that：The outer of the upper tweezer plate (3) is surrounded with knife
Cylinder (9), the inwall of knife cylinder (9) contact with first blade (5), the barrel of the knife tin (9) and the upper tweezer plate (3)
The plane at place is vertical；The position of the upper tweezer handle (1) of correspondence offers groove on the barrel of knife cylinder (9), and the groove is along institute
The axial arranged of knife cylinder (9) is stated, elastomeric spring is provided between the upper plane of the upper tweezer plate (3) and the upper limb of knife cylinder (9)
(10)。
4. a kind of ophthalmology tweezers according to claim 3, it is characterised in that：The lower edge of knife cylinder (9) outwards turns down shape
Into trim ring (11).
5. a kind of ophthalmology tweezers according to claim 1, it is characterised in that：The lower tweezer plate (4) is provided with along the lower tweezer
Second blade (8) of plate (4) outer rim arrangement, second blade (8) is positioned at the plane where the lower tweezer plate (4).
6. a kind of ophthalmology tweezers according to claim 1, it is characterised in that：The upper tweezer plate (3) and the lower tweezer plate (4)
It is shaped to the globoidal structure that center raises up.
7. a kind of ophthalmology tweezers according to claim 1, it is characterised in that：Offered on the upper tweezer plate (3) some logical
Hole (6).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710209985.2A CN106880440B (en) | 2017-03-31 | 2017-03-31 | A kind of board-like tweezers of ophthalmic |
| US16/302,191 US10898372B2 (en) | 2016-05-19 | 2017-04-05 | Board-like forceps for ophthalmic use |
| PCT/CN2017/079485 WO2017197994A1 (en) | 2016-05-19 | 2017-04-05 | Board-like forceps for ophthalmic use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710209985.2A CN106880440B (en) | 2017-03-31 | 2017-03-31 | A kind of board-like tweezers of ophthalmic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106880440A true CN106880440A (en) | 2017-06-23 |
| CN106880440B CN106880440B (en) | 2019-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710209985.2A Active CN106880440B (en) | 2016-05-19 | 2017-03-31 | A kind of board-like tweezers of ophthalmic |
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| Country | Link |
|---|---|
| CN (1) | CN106880440B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309557A (en) * | 2018-03-29 | 2018-07-24 | 上海市同济医院 | A kind of reverse microporators of cornea |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205849638U (en) * | 2016-05-19 | 2017-01-04 | 赵阳 | A kind of board-like tweezers of ophthalmic |
-
2017
- 2017-03-31 CN CN201710209985.2A patent/CN106880440B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205849638U (en) * | 2016-05-19 | 2017-01-04 | 赵阳 | A kind of board-like tweezers of ophthalmic |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309557A (en) * | 2018-03-29 | 2018-07-24 | 上海市同济医院 | A kind of reverse microporators of cornea |
| CN108309557B (en) * | 2018-03-29 | 2024-04-02 | 上海市同济医院 | Cornea reverse micropore making device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106880440B (en) | 2019-04-19 |
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