CN211326075U - Multifunctional foreign body forceps for cornea - Google Patents

Abstract

The utility model discloses a multi-functional foreign matter of cornea tweezers, its technical scheme main points are including two tweezers arms and tweezers handle, two the one end of tweezers arm is through tweezers handle fixed connection, two form the centre gripping chamber between the tweezers arm, two the one end that tweezers handle was kept away from to the tweezers arm all upwards buckles and forms tweezers head, two the tweezers head is used for common centre gripping cornea foreign matter, the one end that tweezers arm was kept away from to the tweezers head is provided with the needle point that is used for choosing the cornea foreign matter, still is provided with straight sword and curved sword, straight sword and curved sword portion set up respectively on one side that two tweezers heads were kept away from each other, straight sword is used for choosing the cornea foreign matter, curved sword all is used for scraping the cornea foreign matter, the beneficial effects of the utility model are that after peeling off out the cornea foreign matter, need not change the apparatus, and this foreign matter tweezers can directly press from both sides and get the cornea foreign matter, simplify the step. And time is saved.

Description

Multifunctional foreign body forceps for cornea

Technical Field

The utility model relates to a medical instrument, more specifically the multi-functional foreign matter of cornea tweezers that says so relates to.

Background

Corneal foreign bodies are common diseases in ophthalmology. Although various instruments can be used for removing the corneal foreign body at present, a common needle is really used in clinic, and the instrument is too complicated and impractical due to the fact, but the common needle has obvious defects in the operation process, for example, in the actual operation, after the corneal foreign body is picked out by using the corneal foreign body needle, the corneal foreign body needs to be taken out from the ocular surface by using a cotton swab or tweezers, under a slit lamp, an eyelid needs to be fixed by one hand, the instrument needs to be replaced by the other hand, and the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a multi-functional foreign matter of cornea tweezers, it can solve effectively and peel off out behind the cornea foreign matter, need not change the apparatus, and the cornea foreign matter is got to direct clamp for clearance speed.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a multi-functional foreign matter of cornea tweezers, includes two tweezers arms and tweezers handle, two the one end of tweezers arm is through tweezers handle fixed connection, two form the centre gripping chamber between the tweezers arm, two the one end that tweezers arm kept away from the tweezers handle all upwards buckles and forms the tweezers head, two the tweezers head is used for common centre gripping cornea foreign matter, the one end that tweezers head kept away from the tweezers arm is provided with the needle point that is used for choosing the cornea foreign matter, still is provided with straight sword and curved sword, straight sword and curved sword portion set up respectively on one side that two tweezers heads kept away from each other, straight sword and curved sword portion all are used for scraping the cornea foreign matter.

As a further improvement of the utility model, the thickness of the straight-edged knife is gradually thinned away from the forceps head to form a right cutting edge, the right cutting edge is composed of a first oblique line segment and a second oblique line segment, the first oblique line segment and the second oblique line segment are sequentially arranged along the direction close to the forceps handle, and the joint of the first oblique line segment and the second oblique line segment forms a right cutting edge for picking out corneal foreign matters; the thickness of the bent-edge knife is gradually thinned in the direction away from the forceps head to form a left cutting edge, the left cutting edge is composed of a first arc line segment and a second arc line segment, and the first arc line segment and the second arc line segment are sequentially arranged in the direction close to the forceps handle.

As a further improvement of the utility model, the junction of the first arc line segment and the second arc line segment forms a left blade tip for picking the corneal foreign body.

As a further improvement of the utility model, the forceps arm is provided with a weight reduction groove which is communicated with the thickness direction.

As a further improvement of the utility model, the forceps arm is provided with a pressing part for the human body to hold, and the pressing part is provided with anti-skid lines.

The utility model has the advantages that:

1. one end of each forceps head, which is far away from the forceps wall, is bent upwards, so that when a user presses the forceps wall to drive the two forceps heads to clamp the corneal foreign body, the hand of the user is not in the same straight line with the bent hand, the hand of the user cannot shield the operation visual field, the operation difficulty is reduced, and the safety is improved;

2. through set up needle point, straight sword and curved blade sword on two tweezers heads for can directly collude, choose, scrape etc. operations with this foreign matter tweezers, after the cornea foreign matter peels off the eye surface, need not change the instrument, directly presss from both sides away the cornea foreign matter, reduced the operation step, improve efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

figure 2 is a schematic view of the forceps head in a top view.

Reference numerals: 0. a clamping cavity; 1. a forceps arm; 10. a weight reduction groove; 12. a pressing part; 121. anti-skid lines; 2. a forceps handle; 3. a forceps head; 4. a needle tip; 5. a straight-edged knife; 51. a first diagonal segment; 52. a second diagonal segment; 53. a right blade tip; 6. a blade bending knife; 61. a first arc segment; 62. a second arc segment; 63. and (4) a left blade tip.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.

Referring to fig. 1 to 2, the multifunctional corneal foreign matter forceps of the embodiment includes two forceps arms 1 and two forceps handles 2, one end of each of the two forceps arms 1 is fixedly connected through the forceps handle 2, a clamping cavity 0 is formed between the two forceps arms 1, one end of each of the two forceps arms 1, which is far away from the forceps handle 2, is bent upwards to form a forceps head 3, the two forceps heads 3 are used for clamping corneal foreign matter together, one end of each of the forceps heads 3, which is far away from the forceps arm 1, is provided with a needle tip 4 for picking out the corneal foreign matter, and is further provided with a straight knife 5 and a bent knife 6, the straight knife 5 and the bent knife 6 are respectively arranged on one side, which is far away from the two forceps heads 3, the straight knife 5 is used for picking out the corneal foreign matter, and the bent knife 6 is used for picking out the corneal foreign matter.

The application process of the embodiment is as follows: after the surface of the eye of a patient is anesthetized, under the irradiation of a slit lamp microscope, a user holds two forceps arms 1 of the foreign body forceps to be close to the eye of the patient, if the size of the corneal foreign body is small and the corneal foreign body is attached to the surface of a cornea, the corneal foreign body forceps can be directly picked out by using a needle tip 4 on the forceps head 3, after the corneal foreign body is picked out, the position of the forceps head 3 is adjusted, the corneal foreign body is located between the two forceps heads 3, and then the forceps arms 1 are pressed to clamp away the corneal foreign body. In order to avoid the situation that the sight is shielded by the hands of a user in the process of picking or clamping the corneal foreign body, one end, far away from the forceps arm 1, of the forceps head 3 is bent upwards, so that the bent forceps head 3 is not in the same straight line with the hands of the user when the corneal plane is operated, the working dead angle cannot occur when the foreign body forceps are operated, and the operation of the user is facilitated. If the corneal foreign body is embedded into the cornea of a patient, after a part of the corneal foreign body is picked out by the needle point 4, the corneal foreign body can be continuously picked out by using the straight-edged knife 5 positioned on the outer side surface of the forceps head 3, or the rest corneal foreign body can be scraped by using the bent-edged knife 6, the straight-edged knife 5 and the bent-edged knife 6 are of sheet-like structures, the edges far away from the forceps head 3 are sharp so as to facilitate the picking or scraping of the corneal foreign body by a user, the cross section of the straight-edged knife 5 can be in a sword-edged shape, a triangle shape, a trapezoid shape and the like, the cross section of the bent-edged knife 6 can be in an arc shape or a fan shape and the like, the straight-edged knife 5 and the bent-edged knife 6 in various shapes can be used for hooking, picking, scraping, shoveling and the like, but the respective operations are different in excellence, for example, the operation that the straight-edged knife 5 with the cross section, can be sterilized at high temperature and reused, but can be used once in outpatient service due to simple structure and low cost.

As a specific embodiment of improvement, the thickness of the straight-edged knife 5 is gradually thinned away from the forceps head 3 to form a right cutting edge, the right cutting edge is composed of a first inclined line segment 51 and a second inclined line segment 52, the first inclined line segment 51 and the second inclined line segment 52 are sequentially arranged along the direction close to the forceps handle 2, and the joint of the first inclined line segment 51 and the second inclined line segment 52 forms a right cutting edge 53 for picking out corneal foreign matters; the thickness of the bent-edge knife 6 is gradually thinned in the direction away from the forceps head 3 to form a left cutting edge, the left cutting edge is composed of a first arc line section 61 and a second arc line section 62, and the first arc line section 61 and the second arc line section 62 are sequentially arranged in the direction close to the forceps handle 2.

The right cutting edge in the embodiment is linear, the left cutting edge is arc-shaped, when the corneal foreign body is embedded shallowly and has a small coverage area, the corneal foreign body can be picked by the right cutting edge 53, when the corneal foreign body is embedded shallowly and has a large coverage area, the corneal foreign body can be scraped by the first oblique line segment 51 of the straight-blade knife 5, and the first oblique line segment 51 is arranged close to the needle head, so that the hand of a user can be conveniently scraped without changing a large angle; when the cornea foreign matter embedding is darker and the coverage area is great, then can scrape by left blade and get, first arc section 61 is close to the syringe needle setting, and equally, the person of facilitating the use uses, and the shape of left blade and right blade is different in this embodiment, can correspond the cornea foreign matter of embedding depth difference respectively and use for this foreign matter tweezers application scope is wider.

As a specific embodiment of improvement, the junction of the first arc segment 61 and the second arc segment 62 forms a left blade tip 63 for picking out corneal foreign bodies.

The specification of the needle point 4 in the embodiment is the same as that of a corneal foreign body needle in the prior art, and compared with the needle head, the picking range of the right blade tip 53 and the left blade tip 63 is larger, so that the corneal foreign body needle is suitable for picking corneal foreign bodies which are large in coverage area and partially embedded into a cornea, and the efficiency is improved.

As a modified specific embodiment, the forceps arm 1 is provided with a weight reduction groove 10 penetrating in the thickness direction.

Through above-mentioned technical scheme, alleviateed the weight of whole foreign matter tweezers, it is not hard, avoided the user to arouse arm muscle ache for a long time.

As a specific embodiment of improvement, the forceps arm 1 is provided with a pressing part 12 for being held by a human body, and the pressing part 12 is provided with anti-skid lines 121.

The pressing part 12 is arranged, so that a thumb and a forefinger of a user can conveniently hold the finger; through setting up anti-skidding line 121, increased with the frictional force between user's hand and the foreign matter tweezers, reduce the unexpected landing of foreign matter tweezers, improved the security of operation.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides a multi-functional foreign matter of cornea tweezers, includes two tweezers arms (1) and tweezers handle (2), two the one end of tweezers arm (1) is through tweezers handle (2) fixed connection, two form centre gripping chamber (0), its characterized in that between tweezers arm (1): two the one end that tweezers handle (2) were kept away from in tweezers arm (1) all upwards buckles and forms tweezers head (3), two tweezers head (3) are used for centre gripping cornea foreign matter jointly, the one end that tweezers arm (1) was kept away from in tweezers head (3) is provided with needle point (4) that are used for choosing the cornea foreign matter, still is provided with straight sword (5) and curved sword (6), straight sword (5) and curved sword (6) set up respectively on the one side of two tweezers heads (3) keeping away from each other, straight sword (5) are used for choosing the cornea foreign matter, curved sword (6) all are used for scraping the cornea foreign matter.

2. The multifunctional corneal foreign body forceps according to claim 1, wherein: the thickness of the straight-edge knife (5) is gradually thinned in the direction away from the forceps head (3) to form a right cutting edge, the right cutting edge is composed of a first oblique line segment (51) and a second oblique line segment (52), the first oblique line segment (51) and the second oblique line segment (52) are sequentially arranged in the direction close to the forceps handle (2), and a right cutting edge (53) for picking out corneal foreign bodies is formed at the joint of the first oblique line segment (51) and the second oblique line segment (52); the thickness of the bent blade knife (6) is gradually thinned in the direction away from the forceps head (3) to form a left cutting edge, the left cutting edge is composed of a first arc line segment (61) and a second arc line segment (62), and the first arc line segment (61) and the second arc line segment (62) are sequentially arranged in the direction close to the forceps handle (2).

3. The multifunctional corneal foreign body forceps according to claim 2, wherein: the junction of the first arc line segment (61) and the second arc line segment (62) forms a left blade tip (63) for picking out corneal foreign bodies.

4. The multifunctional corneal foreign body forceps according to claim 1, wherein: the forceps arm (1) is provided with a weight reduction groove (10) which is through in the thickness direction.

5. The multifunctional corneal foreign body forceps according to claim 1, wherein: the forceps arm (1) is provided with a pressing part (12) for being held by a human body, and the pressing part (12) is provided with anti-skid grains (121).

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