CN209107447U - Needle forceps and medical instruments - Google Patents
Needle forceps and medical instruments Download PDFInfo
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- CN209107447U CN209107447U CN201821180062.5U CN201821180062U CN209107447U CN 209107447 U CN209107447 U CN 209107447U CN 201821180062 U CN201821180062 U CN 201821180062U CN 209107447 U CN209107447 U CN 209107447U
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- caliper
- needle
- grip part
- tooth button
- needle portion
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Abstract
The utility model provides a kind of needle forceps and medical instruments, is related to field of medical device, for solve the problem of the two sides caliper occurred when using needle forceps be easily mutually disengaged be not connected firmly by.The needle forceps includes: the first caliper, the second caliper, connecting shaft and elastic pressure member, and the first caliper is hinged with the second caliper by connecting shaft；The front and rear end of first caliper is respectively provided with first and holds needle portion and the first grip part；The front and rear end of second caliper is respectively provided with second and holds needle portion and the second grip part；First caliper is equipped with the first tooth button, and the second caliper is equipped with the second tooth button to match with the first tooth button, and the first tooth button is provided with on-slip convex block, and the second tooth button is equipped with the on-slip groove for accommodating on-slip convex block；When first tooth button and the second tooth button are mutually twisted, on-slip convex block is matched with on-slip groove.The needle forceps connects firm degree for clamping sewing needle, to reach enhancing two sides caliper, reduces the effect for a possibility that two sides caliper is mutually disengaged.
Description
Technical field
The utility model relates to technical field of medical equipment, more particularly, to a kind of needle forceps and medical instruments.
Background technique
Needle forceps is needle forceps, is the common medical instrument of one of clinical medicine, odonto-maxillary sursery operation, main to use
The wound of patient is sutured in clamping Medical needle, is also used for instrumental tie sometimes.
Currently, needle forceps used in clinically mainly utilizes the left biting teeth connecting with left caliper and connect with right caliper body
Right biting teeth occlusion or separation, and correspondence held in conjunction with the spring-compressed or diastole being connected between left caliper and right caliper body to realize
Whether needle pliering is to the clamping of sewing needle.Wherein, medical staff is carried out using wound of the needle forceps clamping Medical needle to patient
It is easy to exert a force to needle forceps during suture, and is stung since the needle forceps provided in the prior art has left biting teeth mostly with the right side
The insufficient problem of occlusion plane inclination of tooth, and contact surface is relatively smooth in the occlusive state for left biting teeth and right biting teeth, leads to a left side
Biting teeth and right biting teeth are slided on the contact surface under the action of by perpendicular to left caliper and the cross force of the constituted plane of right caliper body
It is dynamic, easily fall off each other, cause left caliper to be not connected firmly with right caliper body and lean on, be easy to thread off, influence using.Therefore the prior art provides
Needle forceps not only inconvenient medical staff uses, but also may cause sewing needle and fallen from needle forceps and cause operation thing
Therefore safety is not high, reliability is lower.
In conclusion being difficult the easy phase of two sides caliper for effectively solving to occur during using needle forceps in the prior art
Mutually be detached from, be not connected firmly by the problem of.
Utility model content
The purpose of this utility model is to provide a kind of needle forceps, to solve occur during using needle forceps two
Side caliper is easily mutually disengaged, be not connected firmly by the problem of.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
Needle forceps provided by the utility model, comprising: the first caliper, the second caliper, connecting shaft and elastic pressure member,
In, first caliper is hinged with second caliper by the connecting shaft；The front end of first caliper has first
Needle portion is held, the rear end of first caliper has the first grip part；The front end of second caliper has second to hold needle portion, described
The rear end of second caliper has the second grip part；The elastic pressure member connects with first caliper and second caliper respectively
It connects, and is arranged between first grip part and second grip part；First caliper is equipped with the first tooth button, and described the
One tooth button, which is arranged, holds needle portion described first；Second caliper is equipped with the second tooth button to match with the first tooth button, institute
The second tooth button is stated to be arranged in second grip part；When first grip part and second grip part move toward one another, institute
It states first and holds needle portion and hold needle portion with described second and move toward one another, the elastic pressure member forced compression, the first tooth button can
It is mutually twisted with the second tooth button；The first tooth button is provided with on-slip convex block, and the second tooth button is equipped with for accommodating
State the on-slip groove of on-slip convex block；When the first tooth button and the second tooth button are mutually twisted, the on-slip convex block with it is described
On-slip groove matches.
Preferably, the quantity for the on-slip convex block that first tooth is buckled is multiple, the on-slip groove that second tooth is buckled
Quantity it is equal with the quantity of the on-slip convex block, when the first tooth button and the second tooth button are mutually twisted, it is each it is described only
Sliding convex block corresponds each on-slip groove cooperation；The quantity of the second tooth button is multiple, multiple second tooth button courts
It is arranged to the first tooth button direction interval.
Preferably, the cross section of the on-slip convex block is in semicircle shape, and the on-slip groove has and the on-slip convex block phase
The semicircular concave of fitting.
Preferably, described first needle portion is held with the first bending head, described second, which holds needle portion, has and first bending
The second bending head for matching of head, first bending head and second bending head be located at described first hold needle portion before
End and described second hold needle portion front end, first bending head and second bending head hold needle portion and institute along described first
It states second and holds needle portion place plane to 15 °~45 ° of side dog-ear；First grip part is moved toward one another with second grip part
When, first bending head is moved toward one another with second bending head.
It preferably, further include flat thin magnet, the flat thin magnet is arranged on first caliper and/or second caliper,
Attract sewing needle for magnetic force.
Preferably, what first caliper was arranged in the flat thin magnet first holds the of needle portion and/or second caliper
Two hold in needle portion.
Preferably, the flat thin magnet be arranged in first caliper the first grip part and/or first caliper
On two grip parts.
Preferably, the front end of first caliper is additionally provided with the first wire shear part, and first wire shear part is located at described first
It holds the rear in needle portion and adjacent described first holds needle portion；The front end of second caliper is additionally provided with and the first wire shear part phase
The second wire shear part matched, second wire shear part is located at the rear that described second holds needle portion and adjacent described second holds needle portion；Institute
It states the first grip part and when second grip part moves toward one another, first wire shear part is matched with first wire shear part.
Preferably, first caliper has the first finger ring, and first finger ring is arranged in first grip part, and position
In, far from the side of second grip part, first finger ring adjusts opening with first, is used on first grip part
Adjust the size of first finger ring；Second caliper has the second finger ring, and the second finger ring setting is held described second
Portion is held, and is located at the side on second grip part far from first grip part；Second finger ring has second to adjust
Opening, for adjusting the size of second finger ring.
Compared with the existing technology, needle forceps provided by the utility model has the advantage that
Needle forceps provided by the utility model, when in use, after the users such as medical staff the first caliper of hand held
First grip part at end and the second grip part of the second caliper rear end, and the first grip part and the second grip part are pressed with hand, make
The two moves toward one another, and squeezes and elastic pressure member between the first grip part and the second grip part is arranged in, make elastic pressure member by
Force contracting, first, which holds needle portion, holds needle portion with second and moves toward one another, can clamp be placed on first hold needle portion with second hold needle portion it
Between sewing needle.At the same time, the first tooth button can be mutually twisted with the second tooth button.In the process, since the first tooth is buckled
It is provided with on-slip convex block, the second tooth button is equipped with the on-slip groove for accommodating on-slip convex block, in the first tooth button and the second tooth button phase
Mutually when occlusion, on-slip convex block can be matched with on-slip groove, limited the first tooth button being mutually twisted and be buckled in the second tooth and connect
The opposite sliding that contacting surface generates, prevents the first tooth button from threading off each other with the second tooth button, enhances the company of the first caliper and the second caliper
Reliability is connect, the users such as medical staff is facilitated to use needle forceps provided by the utility model.The utility model has been used to provide
Needle forceps after, the users such as medical staff can press the first grip part and the second grip part with hand again, both make opposite fortune
It is dynamic, so that the first tooth button and the second tooth button are threaded off, discharged after the first grip part is generated lateral displacement with the second grip part with hand
First grip part and the second grip part, the first grip part and the second grip part are away from each other movement under elastic pressure member effect, the
One tooth button and the second tooth button are threaded off.
Needle forceps provided by the utility model is buckled by the way that the first tooth is arranged in the first grip part, the setting the in the second grip part
Two tooth buttons, and it is recessed by buckling the on-slip that on-slip convex block is respectively set and matches with on-slip convex block in the first tooth button and the second tooth
Slot, it is relatively sliding that the first tooth button and the second tooth being mutually twisted using on-slip convex block and the limitation of on-slip groove are buckled in contact surface generation
It is dynamic.Compared with the existing technology, needle forceps provided by the utility model can effectively prevent the first tooth to buckle to buckle with the second tooth and take off each other
Button, the firm degree that connect with the second caliper of the first caliper of enhancing are effectively reduced and are occurred the during using needle forceps
A possibility that one caliper and the second caliper are mutually disengaged, improves the reliability of needle forceps provided by the utility model, facilitates doctor
The users such as shield personnel use, and improve needle and hold suture efficiency.
The another object of the utility model is to propose a kind of medical instruments, to solve to go out during using needle forceps
Existing two sides caliper is easily mutually disengaged, be not connected firmly by the problem of.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
Medical instruments provided by the utility model, comprising: sewing needle, suture and as described in the above technical scheme hold
Needle pliering, the suture are interspersed in the pinprick of the sewing needle, and the needle forceps is for clamping the sewing needle.
Possessed advantage is identical compared with the existing technology with above-mentioned needle forceps for the medical instruments, and details are not described herein.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the needle forceps that the utility model embodiment one provides；
Fig. 2 is that first tooth buckles the connection schematic diagram buckled with the second tooth in needle forceps shown in FIG. 1；
Fig. 3 is the structural schematic diagram for the needle forceps that the utility model embodiment two provides；
Fig. 4 is that first tooth buckles the connection schematic diagram buckled with the second tooth in needle forceps shown in Fig. 3.
Icon: the first caliper of 100-；The second caliper of 200-；300- connecting shaft；400- elastic pressure member；500- magnetic
Iron plate；110- first holds needle portion；The first grip part 120-；130- the first tooth button；The first bending head of 140-；150- first
Wire shear part；The first finger ring of 160-；210- second holds needle portion；The second grip part 220-；230- the second tooth button；240- second
Bending head；The second wire shear part of 250-；The second finger ring of 260-；131- on-slip convex block；231- on-slip groove.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", " third ", it is used for description purposes only, is not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection ", shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Embodiment 1
Fig. 1 is the structural schematic diagram for the needle forceps that the utility model embodiment one provides；Fig. 2 is needle forceps shown in FIG. 1
In the first tooth button and the second tooth button connection schematic diagram.As shown in Figs. 1-2, the needle forceps that the present embodiment one provides, including first
Caliper 100, the second caliper 200, connecting shaft 300 and elastic pressure member 400.
Wherein, the first caliper 100 is hinged with the second caliper 200 by connecting shaft 300.First caliper 100 and the second pincers
Body 200 is arranged in a crossed manner, and connecting shaft 300 can be hinge axis, and the first caliper 100 can surround 300 phase of connecting shaft with the second caliper 200
Mutually rotation.
First caliper 100 and the second caliper 200 all have front and rear end, and the front end of the first caliper 100 has first to hold
The rear end in needle portion 110, the first caliper 100 has the first grip part 120, link position of the connecting shaft 300 on the first caliper 100
Between the front and rear end of the first caliper 100, that is, it is located at first and holds between needle portion 110 and the first grip part 120；Second pincers
The front end of body 200 has second to hold needle portion 210, and the rear end of the second caliper 200 has the second grip part 220, and connecting shaft 300 is the
Link position on two calipers 200 is located between the front and rear end of the second caliper 200, that is, is located at second and holds needle portion 210 and the
Between two grip parts 220.
First caliper 100 and the second caliper 200 are arranged in a crossed manner, and first, which holds needle portion 110, holds that needle portion 210 is opposite to be set with second
It sets, the first grip part 120 is oppositely arranged with the second grip part 220.
Elastic pressure member 400 is connect with the first caliper 100 and the second caliper 200 respectively, and is arranged in the first grip part 120
Between the second grip part 220.
In the utility model embodiment one, elastic pressure member 400 can have runback bit function for pressure reset spring etc.
Elastic component, when the first grip part 120 and the second grip part 220 move toward one another, 400 forced compression of elastic pressure member will be pressed
Kinetic energy in compression process is converted to elastic potential energy；When discharging the first grip part 120 and the second grip part 220, elastic pressure member 400
Elastic potential energy is converted into kinetic energy, the first grip part 120 and the second grip part 220 is driven to be away from each other movement.
First caliper 100 is equipped with the first tooth button 130, and the first tooth button 130, which is arranged, holds needle portion 110 first；Second caliper 200
Equipped with the second tooth button 230 to match with the first tooth button 130, the second tooth button 230 is arranged in the second grip part 220.Wherein, first
Tooth button 130 is oppositely arranged with the second tooth button 230, and when the first grip part 120 and the second grip part 220 move toward one another, first is held
Needle portion 110 holds needle portion 210 with second and moves toward one another, 400 forced compression of elastic pressure member, and the first tooth button 130 can be with the second tooth
Button 230 is mutually twisted, the needle forceps closure that the utility model embodiment one provides, and can clamp sewing needle；Release first is held
When holding portion 120 and the second grip part 220,400 diastole of elastic pressure member simultaneously drives the first grip part 120 and the second grip part 220
It is away from each other movement, first, which holds needle portion 110 and second, holds needle portion 210 and be away from each other movement, and the first tooth button 130 can be with the second tooth button
230 are separated from each other, and the needle forceps that the utility model embodiment one provides opens, and can discharge sewing needle.
First tooth button 130 is provided with on-slip convex block 131, and the second tooth button 230 is equipped with the on-slip for accommodating on-slip convex block 131
Groove 231.
In the utility model embodiment one, on-slip convex block 131 can be spherical in shape, rectangular etc., and the setting of on-slip convex block 131 is the
The surface of one tooth button 130, and on-slip convex block 131 can be arranged perpendicular to the surface of the first tooth button 130, the setting of on-slip groove 231 exists
On second tooth button 230, the insertion of on-slip convex block 131 can be accommodated.
On-slip convex block 131 is in position phase of the position with on-slip groove 231 on the second tooth button 230 on the first tooth button 130
Corresponding, when the first tooth button 130 and the second tooth button 230 are mutually twisted, on-slip convex block 131 is matched with on-slip groove 231.
In the needle forceps that the utility model embodiment one provides, the material of the first caliper 100 and the second caliper 200 can be
Medical stainless steel, titanium alloy, nickel-base alloy, inconel, plastics, ceramics, high molecular material and other composite materials and
Two or more combination of above-mentioned material.
In the present embodiment one, the first connection type held between needle portion 110 and the first grip part 120 can be welding or one
Bodyization setting, the second connection type held between needle portion 210 and the second grip part 220 can also be solid for welding or integrated setting etc.
Connection type is determined, to enhance bonding strength.
In the needle forceps provided using the utility model embodiment one, the users such as medical staff hand held first
Second grip part 220 of 200 rear end of the first grip part 120 and the second caliper of 100 rear end of caliper, and held with hand pressing first
Portion 120 and the second grip part 220 both make to move toward one another, squeeze setting the first grip part 120 and the second grip part 220 it
Between elastic pressure member 400, make 400 forced compression of elastic pressure member, first, which holds needle portion 110 and second, holds needle portion 210 and transport in opposite directions
It is dynamic, it can clamp to be placed on first and hold needle portion 110 and second and hold sewing needle between needle portion 210.At the same time, the first tooth button
130 can be mutually twisted with the second tooth button 230.In the process, due to being provided with on-slip convex block 131 on the first tooth button 130, the
Two tooth buttons 230 are equipped with the on-slip groove 231 for accommodating on-slip convex block 131, mutual in the first tooth button 130 and the second tooth button 230
When occlusion, on-slip convex block 131 can be matched with on-slip groove 231, limit the first tooth button 130 and the second tooth being mutually twisted
The opposite sliding that button 230 is generated in contact surface, prevents the first tooth button 130 from threading off each other with the second tooth button 230, enhances the first caliper
100 and second caliper 200 connection reliability, facilitate the users such as medical staff to provide using the utility model embodiment one
Needle forceps.After the needle forceps for having used the utility model embodiment one to provide, the users such as medical staff can be pressed with hand again
First grip part 120 and the second grip part 220 move toward one another the two, so that the first tooth button 130 and the second tooth button 230 are threaded off,
The first grip part 120 and the second grip part are discharged after the first grip part 120 and the second grip part 220 are generated lateral displacement with hand
220, the first grip part 120 and the second grip part 220 are away from each other movement under the effect of elastic pressure member 400, the first tooth button 130 and
The tripping of second tooth button 230.
The needle forceps that the utility model embodiment one provides buckles 130 by the way that the first tooth is arranged in the first grip part 120, the
The second tooth button 230 is arranged in two grip parts 220, and by the way that on-slip convex block is respectively set on the first tooth button 130 and the second tooth button 230
131 and the on-slip groove 231 that is matched with on-slip convex block 131, it is mutually stung using on-slip convex block 131 and the limitation of on-slip groove 231
The the first tooth button 130 closed is produced relative sliding with the second tooth button 230 in contact surface.
Compared with the existing technology, the needle forceps that the utility model embodiment one provides can effectively prevent the first tooth to buckle 130
It threads off each other with the second tooth button 230, the firm degree that the first caliper 100 of enhancing is connect with the second caliper 200 effectively reduces
Occur the first caliper 100 during using needle forceps and a possibility that the second caliper 200 is mutually disengaged, it is practical new to improve this
The reliability for the needle forceps that type embodiment one provides facilitates the users such as medical staff to use, improves needle and hold suture efficiency.
Preferably, the quantity of the on-slip convex block 131 on the first tooth button 130 is multiple, the on-slip groove on the second tooth button 230
231 quantity is equal with the quantity of on-slip convex block 131, and each on-slip convex block 131 is correspondingly arranged with each on-slip groove 231, the first tooth
When button 130 and the second tooth button 230 are mutually twisted, each on-slip convex block 131 corresponds each on-slip groove 231 and cooperates.Second tooth button
230 quantity be it is multiple, multiple second tooth buttons 230 towards 130 direction interval of the first tooth button be arranged.It should be noted that
Multiple second tooth buttons 230 can be arranged at equal intervals.
In some embodiments, the connection type between the first tooth button 130 and the first grip part 120 can be welding or one
Bodyization setting, the connection type between the second tooth button 230 and the second grip part 220 can also be fixed for welding or integrated setting etc.
Connection type, to enhance bonding strength.
Further, first needle portion 110 is held with the first bending head 140, second, which holds needle portion 210, has and the first bending head
140 the second bending heads 240 to match, the first bending head 140 and the second bending head 240 are located at first and hold needle portion 110
Front end and second hold needle portion 210 front end, the first bending head 140 and the second bending head 240 hold needle portion 110 and second along first
210 place plane of needle portion is held to 15 °~45 ° of side dog-ear.First bending head 140 can be identical with the second bending head 240.
When first grip part 120 and the second grip part 220 move toward one another, the first bending head 140 and 240 phase of the second bending head
To movement.So set, can be avoided needle forceps itself and user's hand obstruction sight, it is suitble to carry out in the relatively narrow visual field
Suture operation, sutures convenient for deep operation, and the users such as more convenient medical staff are mentioned using the utility model embodiment one
The needle forceps needle-holding stitching surface of a wound of confession.
Preferably, the needle forceps that the utility model embodiment one provides further includes flat thin magnet 500, and the setting of flat thin magnet 500 exists
On first caliper 100 and/or the second caliper 200, flat thin magnet 500 can be bonded or be attached to the first caliper 100 and/or the second caliper
On 200, attract sewing needle for magnetic force.As flat thin magnet 500 quantity be two pieces, and respectively simultaneously setting in the first caliper 100
When on the second caliper 200, then the setting position of two pieces of flat thin magnets 500 is adjusted, so that flat thin magnet 500 is attached to the first caliper
Side on 100 and the side that another flat thin magnet 500 is attached on the second caliper 200 are heteropolar, to realize the first caliper 100 and the
Two calipers 200 attract each other.
Further, the first grip part 120 and/or first caliper 100 of the first caliper 100 is arranged in flat thin magnet 500
On second grip part 220.It should be noted that first grip part 120, first hold needle portion in the utility model embodiment one
110, the second grip part 220, second hold needle portion 210 and are made of magnetic conductive material.So set, first can be made to hold needle portion 110
Needle portion 210 is held with opposite magnetism with second, is not only made first to hold needle portion 110 and hold needle portion 210 with second and is more easier to paste
Close, attraction clamping steel sewing needle of being more convenient for is closed, and is not take up the front end of the first caliper 100 and the front end of the second caliper 200
Space prevents sewing needle from holding needle portion 110 and second from first and holds and fall between needle portion 210, influences operation safety.
Embodiment 2
Fig. 3 is the structural schematic diagram for the needle forceps that the utility model embodiment two provides；Fig. 4 is needle forceps shown in Fig. 3
In the first tooth button and the second tooth button connection schematic diagram.As shown in Figure 3-4, the needle forceps that the present embodiment two provides, including first
Caliper 100, the second caliper 200, connecting shaft 300 and elastic pressure member 400, wherein the first caliper 100 and the second caliper 200
It is hinged by connecting shaft 300；The front end of first caliper 100 has first to hold needle portion 110, and the rear end of the first caliper 100 has
First grip part 120；The front end of second caliper 200 has second to hold needle portion 210, and the rear end of the second caliper 200 has second to hold
Hold portion 220；Elastic pressure member 400 is connect with the first caliper 100 and the second caliper 200 respectively, and is arranged in the first grip part 120
Between the second grip part 220；First caliper 100 is equipped with the first tooth button 130, and the first tooth button 130, which is arranged, holds needle portion first
110；Second caliper 200 is equipped with the second tooth button 230 to match with the first tooth button 130, and the setting of the second tooth button 230 is held second
Portion 220；When the first grip part 120 and the second grip part 220 move toward one another, first, which holds needle portion 110, holds 210 phase of needle portion with second
To movement, 400 forced compression of elastic pressure member, the first tooth button 130 can be mutually twisted with the second tooth button 230；First tooth button 130
It is provided with on-slip convex block 131, the second tooth button 230 is equipped with the on-slip groove 231 for accommodating on-slip convex block 131；First tooth button 130
When being mutually twisted with the second tooth button 230, on-slip convex block 131 is matched with on-slip groove 231.
Preferably, the cross section of on-slip convex block 131 is in semicircle shape, and on-slip groove 231 has to fit with on-slip convex block 131
Semicircular concave.
It should be noted that cross section is in the on-slip convex block 131 of semicircle shape and with half to fit with on-slip convex block 131
The on-slip groove 231 of circular concave is easier to cooperate under the premise of guaranteeing that the first tooth button 130 and the second tooth button 230 are anti-tripping, and
And facilitating installation, serious forgiveness is high.
Further, the needle forceps that the utility model embodiment two provides further includes flat thin magnet 500, and flat thin magnet 500 is arranged
On the first caliper 100 and/or the second caliper 200, attract sewing needle for magnetic force.
Preferably, what the first caliper 100 was arranged in flat thin magnet 500 first holds the of needle portion 110 and/or the second caliper 200
Two hold in needle portion 210.So set, the needle forceps that may make the utility model embodiment two to provide more directly attracts clamping steel
Sewing needle processed, clamping effect more preferably, can effectively prevent sewing needle to hold needle portion 110 and second from first and hold to fall between needle portion 210
It falls.
In some embodiments, it first holds needle portion 110 and second and holds needle portion 210 and be equipped with nonskid coating, and can have
Tooth socket clamps sewing needle with facilitating.
Further, the front end of the first caliper 100 is additionally provided with the first wire shear part 150, and the first wire shear part 150 is located at first and holds
The rear in needle portion 110 simultaneously adjacent first hold needle portion 110；
The front end of second caliper 200 is additionally provided with the second wire shear part 250 to match with the first wire shear part 150, the second trimming
Portion 250 is located at the rear that second holds needle portion 210 and adjacent second holds needle portion 210；
When first grip part 120 and the second grip part 220 move toward one another, the first wire shear part 150 and 150 phase of the first wire shear part
Cooperation, the first wire shear part 150 is staggered with 150 twolip of the first wire shear part, for cutting out suture.First wire shear part 150 with
The length of second wire shear part 250 can be 3mm~5mm.
Further, the first caliper 100 has the first finger ring 160, and the first finger ring 160 is arranged in the first grip part 120, and
Far from the side of the second grip part 220 on the first grip part 120, the first finger ring 160 has first to adjust opening, for adjusting
Save the size of the first finger ring 160.
Second caliper 200 has the second finger ring 260, and the second finger ring 260 is arranged in the second grip part 220, and is located at second
Far from the side of the first grip part 120 on grip part 220；Second finger ring 260 has second to adjust opening, refers to for adjusting second
The size of ring 260.So set, convenient carry out size adjusting to the first finger ring 160 and the second finger ring 260, difference can adapt to
The finger of the user of thickness, and more comfortable gripping experience can be supplied to for users such as medical staff.
Embodiment 3
The medical instruments that the present embodiment three provides, hold needle including sewing needle, suture and as described in above-described embodiment
Pincers, suture are interspersed in the pinprick of sewing needle, and needle forceps is for clamping sewing needle.
Wherein, needle forceps includes the first caliper 100, the second caliper 200, connecting shaft 300 and elastic pressure member 400, the
One caliper 100 is hinged with the second caliper 200 by connecting shaft 300；The front end of first caliper 100 has first to hold needle portion 110,
The rear end of first caliper 100 has the first grip part 120；The front end of second caliper 200 has second to hold needle portion 210, the second pincers
The rear end of body 200 has the second grip part 220；Elastic pressure member 400 is connect with the first caliper 100 and the second caliper 200 respectively,
And it is arranged between the first grip part 120 and the second grip part 220；First caliper 100 is equipped with the first tooth button 130, the first tooth button
130 settings hold needle portion 110 first；Second caliper 200 is equipped with the second tooth button 230 to match with the first tooth button 130, the second tooth
Button 230 is arranged in the second grip part 220；When the first grip part 120 and the second grip part 220 move toward one another, first holds needle portion
110, which hold needle portion 210 with second, moves toward one another, 400 forced compression of elastic pressure member, and the first tooth button 130 can be with the second tooth button 230
It is mutually twisted；First tooth button 130 is provided with on-slip convex block 131, and the second tooth button 230 is equipped with for accommodating stopping for on-slip convex block 131
Sliding groove 231；When first tooth button 130 and the second tooth button 230 are mutually twisted, on-slip convex block 131 is matched with on-slip groove 231.
In the utility model embodiment three, sewing needle, which can clamp first, to be held needle portion 110 and second and holds between needle portion 210.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of needle forceps characterized by comprising the first caliper, the second caliper, connecting shaft and elastic pressure member, wherein
First caliper is hinged with second caliper by the connecting shaft；
The front end of first caliper has first to hold needle portion, and the rear end of first caliper has the first grip part；Described
The front end of two calipers has second to hold needle portion, and the rear end of second caliper has the second grip part；
The elastic pressure member is connect with first caliper and second caliper respectively, and is arranged in first grip part
Between second grip part；
First caliper is equipped with the first tooth button, and the first tooth button, which is arranged, holds needle portion described first；Second caliper is set
There is the second tooth button to match with the first tooth button, the second tooth button is arranged in second grip part；
When first grip part and second grip part move toward one another, described first, which holds needle portion and described second, holds needle portion
It moves toward one another, the elastic pressure member forced compression, the first tooth button can be mutually twisted with the second tooth button；
The first tooth button is provided with on-slip convex block, and the second tooth button is equipped with recessed for accommodating the on-slip of the on-slip convex block
Slot；
When the first tooth button and the second tooth button are mutually twisted, the on-slip convex block is matched with the on-slip groove.
2. needle forceps according to claim 1, which is characterized in that the quantity for the on-slip convex block that first tooth is buckled is more
A, the quantity for the on-slip groove that second tooth is buckled is equal with the quantity of the on-slip convex block, the first tooth button with it is described
When second tooth button is mutually twisted, each on-slip convex block corresponds each on-slip groove cooperation；
The quantity of the second tooth button be it is multiple, multiple second tooth buttons are set towards the first tooth button direction interval
It sets.
3. needle forceps according to claim 1, which is characterized in that the cross section of the on-slip convex block is in semicircle shape, described
On-slip groove has the semicircular concave to fit with the on-slip convex block.
4. needle forceps according to claim 1, which is characterized in that described first, which holds needle portion, has the first bending head, described
Second, which holds needle portion, has the second bending head to match with first bending head, first bending head and second bending
Head is located at front end that described first holds needle portion and described second holds the front end in needle portion, first bending head and described second
Bending head holds plane where needle portion is held with described second by needle portion to 15 °~45 ° of side dog-ear along described first；
When first grip part and second grip part move toward one another, first bending head and the second bending head phase
To movement.
5. needle forceps according to claim 1, which is characterized in that further include flat thin magnet, the flat thin magnet is arranged described
On first caliper and/or second caliper, attract sewing needle for magnetic force.
6. needle forceps according to claim 5, which is characterized in that the first of first caliper is arranged in the flat thin magnet
Hold needle portion and/or second caliper second is held in needle portion.
7. needle forceps according to claim 5, which is characterized in that the first of first caliper is arranged in the flat thin magnet
On grip part and/or the second grip part of first caliper.
8. needle forceps according to claim 1, which is characterized in that the front end of first caliper is additionally provided with the first trimming
Portion, first wire shear part is located at the rear that described first holds needle portion and adjacent described first holds needle portion；
The front end of second caliper is additionally provided with the second wire shear part to match with first wire shear part, second wire shear part
Needle portion is held at the rear and adjacent described second for holding needle portion positioned at described second；
When first grip part and second grip part move toward one another, first wire shear part and the first wire shear part phase
Cooperation.
9. needle forceps according to claim 1, which is characterized in that first caliper have the first finger ring, described first
Finger ring is arranged in first grip part, and is located at the side on first grip part far from second grip part, described
First finger ring has first to adjust opening, for adjusting the size of first finger ring；
Second caliper has the second finger ring, and second finger ring is arranged in second grip part, and is located at described second
Far from the side of first grip part on grip part；Second finger ring has second to adjust opening, for adjusting described the
The size of two finger rings.
10. a kind of medical instruments characterized by comprising sewing needle, suture and as described in claim any one of 1-9
Needle forceps, the suture is interspersed in the pinprick of the sewing needle, and the needle forceps is for clamping the sewing needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821180062.5U CN209107447U (en) | 2018-07-24 | 2018-07-24 | Needle forceps and medical instruments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821180062.5U CN209107447U (en) | 2018-07-24 | 2018-07-24 | Needle forceps and medical instruments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209107447U true CN209107447U (en) | 2019-07-16 |
Family
ID=67196315
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821180062.5U Expired - Fee Related CN209107447U (en) | 2018-07-24 | 2018-07-24 | Needle forceps and medical instruments |
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| Country | Link |
|---|---|
| CN (1) | CN209107447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111248960A (en) * | 2020-02-29 | 2020-06-09 | 中国医学科学院阜外医院 | Efficient needle feeding device |
-
2018
- 2018-07-24 CN CN201821180062.5U patent/CN209107447U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111248960A (en) * | 2020-02-29 | 2020-06-09 | 中国医学科学院阜外医院 | Efficient needle feeding device |
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Granted publication date: 20190716 Termination date: 20200724 |