CN108175462A

CN108175462A - A kind of installation tool of sternum suture bandage

Info

Publication number: CN108175462A
Application number: CN201611124821.1A
Authority: CN
Inventors: 姚厉; 胡立人; 金朝亮; 王立新; 闫炀; 刘俊; 李勇新; 何柳; 姜益; 李元; 王志斌
Original assignee: XI'AN KANGTUO MEDICAL TECHNOLOGY Co Ltd
Current assignee: XI'AN KANGTUO MEDICAL TECHNOLOGY Co Ltd
Priority date: 2016-12-08
Filing date: 2016-12-08
Publication date: 2018-06-19

Abstract

The present invention relates to a kind of installation tools of sternum suture bandage, including the gun body with cavity, it is located in the bore of gun body to tense the bandage tensioning mechanism of bandage, it is located at gun body muzzle to cut the cutting mechanism of bandage, it is simple in structure, in the lockhole for the bandage other end having been passed through to be equipped with one end of bandage after having sutured, and it is connect with bandage tensioning mechanism, then once bandage can be tightened by the tensioning mechanism of bandage, extra bandage is cut by cutting mechanism after the completion of tightening, it realizes bandage and completes the tension after suture, fixed and cutting bandage redundance is once completed, effectively avoid during operation, narrow space, bandage is tensed by the hand of people, it causes to cause the risk to misplace to fixed breastbone, reduce simultaneously and tense consumed strength and time.

Description

A kind of installation tool of sternum suture bandage

Technical field

The invention belongs to cardiac thoracic surgery gladiolus median incision be re-closing off suture technique for fixing field more particularly to A kind of installation tool of sternum suture bandage.

Background technology

Mid-sternal incision is the preferred approach of most openheart surgeries, and hitting exactly breastbone of riving can make visual area reach best Exposure.After open chest surgery, the suture of left and right two halves breastbone fix at present generally using wire stitches fix line tying, The mode tighten, to knot carries out.Since wire is thinner, the undue force if wire is twisted together, it is easy to breastbone is caused to cut, Wire breakage even occurs.This not only causes the wound, pain and risk of bigger to patient, and increase folder surgical when Between and working strength.

To solve the above-mentioned problems, specially CN203524752U discloses a kind of orthopaedics and is locked dress with tying up bandage for China It puts, is made of toothed bandage, stainless steel crotch, the lock tied up of strip；The toothed bandage of tying up of strip is by polyether-ether-ketone Material is made, and one end is connected with the stainless steel crotch cladding with tip, and the other end and the lock of unidirectional occlusion lock tight fit connect It connects；It changes traditional operation to fix after silk thread carries out suture fixed strain using metal suture, is tightened, knotted, stitched with cutting pliers Close fixed mode；But this bandage needs manually to be tensed when fixing, and space is compared when operation Small, artificial tense needs that bandage could be tensed more than once, arduously, time-consuming.

Invention content

In order to overcome the disadvantages of the above prior art, the object of the present invention is to provide a kind of simple in structure, bandage can be made complete Into tension, fixation and the installation tool for cutting the one step completed sternum suture bandage of bandage redundance after suture.

In order to achieve the above objectives, the present invention is using a kind of installation tool of sternum suture bandage of following technical scheme, packet The gun body with cavity is included, is located in the bore of gun body to tense the bandage tensioning mechanism of bandage, is located at gun body muzzle and uses In the cutting mechanism for cutting bandage.

The bandage tensioning mechanism includes pistol trigger, tie rod, pistol trigger return spring and stop slider；

One end of the pistol trigger is located at outside the bore of gun body, and other end active link is described in the bore of gun body One end of tie rod is connected with bandage and clamps directed movement device, and stop slider and pistol trigger return spring are sleeved on tie rod On, the other end is fixedly connected with pedestal, and the pistol trigger return spring is between stop slider and pedestal, the hand Gun trigger passes through connection strap active link with stop slider；

The pedestal is located at the rear end in gun body bore, and the end that the tie rod of directed movement device is clamped equipped with bandage is located at Front end in gun body bore.

The cutting mechanism includes rupturing operation bar and the cutter scissors being fixedly connected with the muzzle of gun body, and described cuts Disconnected scissors is made of scissors on the semicircle lower cutter and cylinder open shape that are flexibly connected by shaft, cut-out behaviour Make bar to be fixedly connected with scissors on cylinder open shape, and when rupturing operation bar lifts, the edge of a knife and circle of semicircle lower cutter The edge of a knife of scissors is closed on cylindrical openings shape.

Also be inlaid in gun body one by the spring plate group that is oppositely arranged into prevent maloperation clamp, this prevents maloperation The bayonet that the clamp head and clamp tail portion of clamp are equipped with is located in the bore of gun body, described to prevent from setting in the middle part of maloperation clamp There is jaw, which is located at outside gun body, and the jaw is buckled or detaches with rupturing operation bar；The pull lever stop slider exists It is slided between clamp head and bayonet.

The bandage clamps directed movement device and is made of the board-like upper grip being fixedly connected and tooth-like lower collet, institute The inside of tooth-like lower collet stated is equipped with the circular arc convex tooth socket to match with tooth socket unidirectional on the inside of bandage；The tooth-like lower folder Head is connected to by axis pin inside board-like upper grip.

The gun body is made of the steel plate that stent and rivet are fixedly connected.

The beneficial effects of the invention are as follows：It is simple in structure, one end of bandage is equipped with across the bandage other end after having sutured Lockhole in, and connect with bandage tensioning mechanism, then once bandage can be tightened by the tensioning mechanism of bandage, tied up Extra bandage is cut by cutting mechanism after the completion of tight, bandage is realized and completes tension, fixation and cutting after suture Bandage redundance is once completed, and is effectively avoided during operation, narrow space, is drawn bandage by the hand of people Tightly, it causes to cause the risk to misplace to fixed breastbone, while reduces and tense consumed strength and time.

Description of the drawings

Fig. 1 is the installation tool structure diagram of the sternum suture bandage of the present invention；

Fig. 2 is the structure diagram of bandage tensioning mechanism in the present invention；

Fig. 3 is the structure diagram that bandage clamps directed movement device in Fig. 2；

Fig. 4 is cutting mechanism structure diagram in the present invention；

Fig. 5 is cut-out scissor construction schematic diagram in Fig. 4；

Fig. 6 is that maloperation clamp structure diagram is prevented in the present invention；

Fig. 7 is the structure diagram of bandage in the embodiment of the present invention；

Fig. 8 is sewing needle structure diagram in Fig. 7；

Fig. 9 is buckle structure schematic diagram in Fig. 7.

In figure：A. gun body；B. bandage tensioning mechanism；C. cutting mechanism；D. bandage；B1. pistol trigger；B2. tie rod； B3. pistol trigger return spring；B4. stop slider；B5. pedestal；B6. connection strap；B21. bandage clamps directed movement dress It puts；B211. board-like upper grip；B212. tooth-like lower collet；B213. circular arc convex tooth socket；C1. scissors is cut off；C2. anti-error behaviour Make clamp；C11. semicircle lower scissor blade；C12. scissors on cylinder open shape；C13. rupturing operation bar；C21. clamp head Portion；C22. jaw；C23. bayonet；D1. stainless steel sewing needle；D2. bandage tail portion Square Lock；D21. the lockhole in latching； D211. unidirectional snap lock tooth in lockhole.

Specific embodiment

The present invention is described in detail below with reference to the accompanying drawings and embodiments.

The installation tool of sternum suture bandage described in following embodiments is mainly to the bandage in Fig. 7 .8.9 It tensed, fixed and is cut；The bandage provided in Fig. 7,8,9 is fixed bandage by stainless steel sewing needle D1 and strip and is formed, Stainless steel sewing needle D1 is fixed on one end that strip fixes bandage, and the other end that strip fixes bandage is fixedly connected with bandage tail portion The lockhole D21 and be located in the lockhole in lockhole unidirectional that Square Lock D2, bandage tail portion Square Lock D2 are equipped in lock Snap lock tooth D211, strip are fixed average side by side equipped with multiple tooth sockets, the tooth socket and snap lock tooth unidirectional in lockhole on bandage D211 coordinates, i.e., is through in the lockhole D21 in lock when by strip fixation bandage, single in the tooth socket and lockhole of strip fixation bandage It locks, can not retract to snap lock tooth D211.

Embodiment 1

A kind of installation tool of sternum suture bandage as shown in Figure 1, including the gun body A with cavity, is located at the rifle of gun body A For tensing the bandage tensioning mechanism B of bandage in thorax, it is located at gun body A muzzle to cut the cutting mechanism C of bandage；Specifically The breastbone ordered arrangement that former center is rived after the completion of open chest surgery, be ready to suitable types such as the bandage in Fig. 7.

Bandage head hook solid stainless steel sewing needle is clamped with surgical clamp, across the soft tissue of bilateral breastbone intercostal space, is tied up Band by stainless steel sewing needle lead into the soft tissue of the corresponding breastbone intercostal space of left and right two halves after, cut off using operation Except stainless steel sewing needle and abandon.Bending bandage head is allowed to penetrate after tail portion latches and to form close ring and tense, in bandage The unidirectional tooth socket of side is engaged with the snap lock tooth in lockhole, makes bandage can only forward slip, it is impossible to exit；Close ring is pulled to After both sides breastbone is closed substantially, the end of bandage is passed through into cutting mechanism C and is connect with bandage tensioning mechanism B, bandage fastener Structure B tenses bandage, bandage is tensed, and after the completion of tension without people, by cutting mechanism C to bandage into Row is cut, and is realized tension, is fixed on and cuts one step completed purpose.

Embodiment 2

On the basis of embodiment 1, bandage tensioning mechanism B as described in Figure 2 is pulled including pistol trigger B1, tie rod B2, pistol Machine return spring B3 and stop slider B4；

The pistol trigger（B1）One end be located at gun body（A）Bore outside, other end active link is in gun body（A）Bore Interior, described tie rod（B2）One end be connected with bandage clamp directed movement device（B21）, stop slider（B4）It is pulled with pistol Machine return spring（B3）It is sleeved on tie rod（B2）On, the other end is fixedly connected with pedestal（B5）, the pistol trigger returns to bullet Spring（B3）Positioned at stop slider（B4）With pedestal（B5）Between, the pistol trigger（B1）With stop slider（B4）Pass through connection Item（B6）Active link；

The pedestal B5 is located at the rear end in gun body A bores, clamps the tie rod B2's of directed movement device B21 equipped with bandage End is located at the front end in gun body A bores.

The gun body A uses pistol configuration design, is passed through by the stainless steel plate similar to handgun shape being arranged in pairs Stent and rivet are connected, and are therebetween cavity；Stop slider B4 can be slided on tie rod B2, stop slider B4 can pull tie rod B2 to move forward and backward during slip, and pistol trigger B1 is used to provide just initiating for stop slider B4 Power, one end of pistol trigger B1 are movably fixed in the inner cavity of gun body A, and when pulling pistol trigger B2, pistol trigger B1 End around with the rotation of the tie point of gun body A；When hand pulls pistol trigger B1, stop slider B4 is moved backward, is pulled simultaneously Tie rod B2 is moved backward, when hand loosen pistol trigger B1, stop slider B4 under the action of pistol trigger return spring B3 to Preceding movement, while tie rod B2 is pushed to travel forward, to realize the tension moved forward and backward to bandage of tie rod B2；

Further bandage as shown in Figure 3 clamp directed movement device B21 be board-like upper grip B211 by being fixedly connected and Tooth-like lower collet B212 compositions, the inside of the tooth-like lower collet B212 are equipped with the circle to match with tooth socket unidirectional on the inside of bandage Arc convex tooth socket；The tooth-like lower collet is connected to by axis pin inside board-like upper grip, board-like upper grip B211 and tooth-like The channel of a bandage operation is formd between lower collet B212, enables bandage directed movement, is moved backward in tie rod B2 When, bandage clamps directed movement device B21 and also moves backward with tie rod B2, the tooth during move backward on bandage Slot is latched with circular arc convex tooth socket B213 cooperations, and tie rod B2 pulls bandage to realize the tension of bandage, while realizes consolidating for breastbone Fixed, when tie rod B2 travels forward, the tooth socket on bandage is detached with circular arc convex tooth socket B213, and bandage clamps directed movement dress B21 is put to travel forward（Bandage is motionless）, when tie rod B2 is pulled to move backward again, tooth socket and circular arc convex tooth on bandage Slot B213 is locked, while bandage is pulled to move the tension for realizing bandage backward, by pulling tie rod B2 repeatedly come real Now to the fixation of bandage and tension.

Particularly, after the completion of operation, the end of the bandage after closed loop is through bandage and clamps directed movement device B21 In, hand pulls pistol trigger B1, and tie rod B2 is pulled to move backward, bandage clamp directed movement device B21 relative to bandage to After move, at this moment circular arc convex tooth socket B213 links closely with the tooth socket fit on bandage, and bandage is pulled to move backward, and realization is primary to draw Tightly, it when hand unclamps pistol trigger B1, due to the effect of pistol trigger return spring B3, pushes and tie rod B2 is pulled to move forward and backward, Bandage clamps directed movement device B21 with bandage and is detached from, and travel forward relative to bandage, realizes primary tense；Hand is again Pistol trigger B1 is pulled, pulls tie rod B1 that bandage is pulled to clamp directed movement device B21 and moves backward, circular arc convex tooth socket The tooth socket for the tooth socket front end that B213 is fastened for the first time with bandage links closely, and tense bandage backward, realizes primary tension, when When unclamping pistol trigger B1 again, tie rod B2 is pushed to travel forward under the action of the spring, bandage clamps orientation fortune with bandage Dynamic device B21 is detached from, and travel forward relative to bandage, is realized tension again, is once repeatedly pulled and unclamp pistol and pull Hand B1, the final tension realized to bandage, the fixation to breastbone.

Embodiment 3

On the basis of embodiment 2, cutting mechanism C as shown in Figure 4 and Figure 5 includes rupturing operation bar C13 and the rifle with gun body A Cut-out the scissors C1, the cutter scissors C1 that mouth is fixedly connected are the semicircle lower cutter C11 by being flexibly connected by shaft It is formed with scissors C12 on cylinder open shape, the rupturing operation bar C13 is fixed with scissors C12 on cylinder open shape to be connected It connects, and when rupturing operation bar C13 lifts, the edge of a knife of scissors C12 on the edge of a knife of semicircle lower cutter C11 and cylinder open shape It is closed.Scissors C12 flexible connections, can relatively rotate, semicircle lower cutter on semicircle lower cutter C11 and cylinder open shape An edge of a knife is formed on C11 and cylinder open shape between the blade of scissors C12, facilitates passing through for bandage, is needing to bandage When being cut, rupturing operation bar C13 is above carried, scissors C12 is moved backward on cylinder open shape, semicircle lower cutter C11 It is closed with the blade of scissors C12 on cylinder open shape, bandage is cut；Particularly after operation, by bandage End pass through the edge of a knife that scissors C12 is formed on semicircle lower cutter C11 and cylinder open shape, and extend to bandage and clamp calmly Into telecontrol equipment B21, tensioning action is then carried out, to after complete tense, rupturing operation bar C13 is above carried, extra is tied up Band is cut, and realizes tension with cutting one step completed purpose.

Further, be also inlaid on gun body A as shown in Figure 6 one by the spring plate group that is oppositely arranged into prevent miss Clamp C2 is operated, the bayonet C23 that this prevents the clamp head C21 of maloperation clamp C2 and clamp tail portion is equipped with is located at gun body A's In bore, the middle part for preventing maloperation clamp C2 is equipped with jaw C22, and jaw C22 is located at outside gun body A, and jaw C22 It is buckled or detaches with rupturing operation bar C13；The stop slider B4 is slided between clamp head C21 and bayonet C23, described The jaw C22 for preventing from being equipped in the middle part of maloperation clamp C2 be mainly buckled to rupturing operation bar C13, prevent in tension In the process, since maloperation above carries rupturing operation bar C13, the bandage not tensed is caused to cut；Bayonet C23 is as tension behaviour After work, the stop slider B4 of bandage tensioning mechanism B enters the tail portion bayonet C23 for preventing maloperation clamp C2, the drawing of bandage Tight operating process is terminated by limitation；Particularly during the tension in, the stop slider B4 of bandage tensioning mechanism B enters The tail portion bayonet C23 of maloperation clamp C2 is prevented, the retightening operation process of bandage is terminated by limitation；It is complete in bandage retightening operation Cheng Hou lifts rupturing operation bar C13 and leaves jaw C22, continues to lift operating lever C13 and exert a force, makes the cut-out of operating lever front end Knife lower scissor blade is engaged with upper scissor blade, completes the cutting of surplus straining straps.Prevent at this point, the stop slider B4 of bandage tensioning mechanism B enters Only the tail portion bayonet C23 of maloperation clamp C2, the retightening operation process of bandage are terminated by limitation.

Above-described embodiment 3 is specifically as follows using process：

After the completion of open chest surgery, by the former breastbone ordered arrangement for hitting exactly and riving, it gets out the bandage of suitable types.

Bandage head hook solid stainless steel sewing needle D1 is clamped with surgical clamp, across the soft tissue of bilateral breastbone intercostal space, Bandage by stainless steel sewing needle D1 lead into the soft tissue of the corresponding breastbone intercostal space of left and right two halves after, use operation It cuts off except stainless steel sewing needle D2 and abandons.

Bending bandage head is allowed to penetrate after tail portion latches and to form close ring and tense, unidirectional tooth socket and lock on the inside of bandage The occlusion of snap lock tooth in hole makes bandage can only forward slip, it is impossible to exit.

Close ring is pulled to after both sides breastbone is closed substantially, is carried out further using the installation tool of sternum suture bandage Tension and fixation, concrete operations are as follows：

First, the scissors mouth of installation tool cutting mechanism C that the bandage for pulling out lock passes through sternum suture bandage is entered into folder Tight and directed movement device B12, at this point, the rupturing operation bar C13 of cutting mechanism C is caught in the jaw C22 for preventing maloperation clamp Interior fixation.

By withholding pistol trigger B1 repeatedly, bandage is engaged and tenses by clamping simultaneously directed movement device B12, ties up simultaneously Band is locked in lockhole by gradual tense.

After the bandage close ring for determining to tense is closed completely both sides breastbone, pistol trigger B1 is withheld in stopping, being lifted and is cut Disconnected operating lever C13, which leaves, prevents maloperation caliper jaw C22.Continue to lift cutoff tool operating lever C13 and exert a force, before making operating lever The cutoff tool lower scissor blade at end is engaged cut-out bandage with upper scissor blade, and cut-off redundance bandage abandons, and completes a breastbone just The suture of middle notch is fixed.

Lift rupturing operation bar C13 leave prevent maloperation caliper jaw C22 while, the drawing of bandage tensioning mechanism B Tight bar B2 stop sliders enter clamp tail portion buckle and are stuck, and the retightening operation of bandage is terminated by limitation as a result,.

According to the length of sternotomy, the soft tissue that plurality of straps sequentially pass through bilateral breastbone intercostal space can be used, repeat The operation of redundance bandage is tensed, fixed and cut to complete.

The foregoing examples are only illustrative of the present invention, does not form the limitation to protection scope of the present invention, all Be with the present invention it is the same or similar design all belong to the scope of protection of the present invention within.

Claims

1. a kind of installation tool of sternum suture bandage, which is characterized in that including the gun body with cavity（A）, it is located at gun body （A）Bore in for tensing the bandage tensioning mechanism of bandage（B）, it is located at gun body（A）It is used to cut the cut-out of bandage at muzzle Mechanism（C）.

2. according to a kind of installation tool of sternum suture bandage described in claim 1, which is characterized in that the bandage tenses Mechanism（B）Including pistol trigger（B1）, tie rod（B2）, pistol trigger return spring（B3）And stop slider（B4）；

The pedestal（B5）Positioned at gun body（A）Rear end in bore clamps directed movement device equipped with bandage（B21）Tension Bar（B2）End be located at gun body（A）Front end in bore.

A kind of 3. installation tool of sternum suture bandage according to claim 2, which is characterized in that the cutting machine Structure（C）Including rupturing operation bar（C13）With with gun body（A）The cut-out scissors that is fixedly connected of muzzle（C1）, the cutter cuts Knife（C1）It is the semicircle lower cutter by being flexibly connected by shaft（C11）With scissors on cylinder open shape（C12）Composition, institute The rupturing operation bar stated（C13）With scissors on cylinder open shape（C12）It is fixedly connected, and when rupturing operation bar（C13）Lift When, semicircle lower cutter（C11）The edge of a knife and cylinder open shape on scissors（C12）The edge of a knife be closed.

A kind of 4. installation tool of sternum suture bandage according to claim 3, which is characterized in that gun body（A）It is upper to go back Be inlaid with one by the spring plate group that is oppositely arranged into prevent maloperation clamp（C2）, this prevents maloperation clamp（C2）Card Binding clip portion（C21）The bayonet being equipped with clamp tail portion（C23）Positioned at gun body（A）Bore in, it is described to prevent maloperation clamp （C2）Middle part be equipped with jaw（C22）, the jaw（C22）Positioned at gun body（A）Outside, and the jaw（C22）With rupturing operation bar （C13）Buckle or separation；The stop slider（B4）On clamp head（C21）And bayonet（C23）Between slide.

A kind of 5. installation tool of sternum suture bandage according to claim 2, which is characterized in that the bandage folder Tightening is to telecontrol equipment（B21）It is the board-like upper grip by being fixedly connected（B211）With tooth-like lower collet（B212）Composition, it is described Tooth-like lower collet（B212）Inside be equipped with and bandage on the inside of the circular arc convex tooth socket that matches of unidirectional tooth socket（B213）；It is described Tooth-like lower collet（B212）It is connected to inside board-like upper grip by axis pin.

A kind of 6. installation tool of sternum suture bandage according to claim 1, which is characterized in that the gun body （A）The steel plate being fixedly connected by stent and rivet forms.