CN104434255A

CN104434255A - Medical treatment surgical operating instrument and automatic resetting method thereof

Info

Publication number: CN104434255A
Application number: CN201410819976.1A
Authority: CN
Inventors: 庞建; 李学军
Original assignee: Tianjin Wan He Medical Devices Co Ltd
Current assignee: Tianjin Wan He Medical Devices Co Ltd
Priority date: 2014-11-29
Filing date: 2014-12-25
Publication date: 2015-03-25

Abstract

The embodiment of the invention provides an automatic resetting method of a medical treatment surgical operating instrument thereof. The medical treatment surgical operating instrument comprises a triggering handle and at least one moving safety part. The method comprises the steps that when the safety part is opened directly or indirectly under external force, triggering of the medical treatment surgical operating instrument is not stopped; and when the triggering handle directly or indirectly pushes the safety part, the safety part is reset to an initial position automatically. The embodiment of the invention further provides the medical treatment surgical operating instrument which can be reset automatically. According to the technical scheme of safety automatic resetting triggering, the structure is simple, functions are obvious, and the technical problem that a triggering safety device cannot be reset automatically is effectively solved.

Description

A kind of medical surgery operating theater instruments and automatically reset method thereof

Technical field

The present invention relates to medical apparatus and instruments, more specifically, relate to a kind of medical surgery operating theater instruments.

Background technology

In surgical operation, medical surgery operating theater instruments has become requisite medical apparatus and instruments in surgical operation, such as, in tube type anastomat, hemorrhoid mucosa anastomat, Linear stapler, single-shot Clip Applier etc., what these medical surgery operating theater instruments had has percussion insurance, the not percussion insurance had, the medical surgery operating theater instruments of percussion insurance that has had does not have auto-reset function yet, such as, in the tube type anastomat had and hemorrhoid, mucosa anastomat has percussion insurance, but can not automatically reset, Linear stapler and single-shot Clip Applier then do not pull the trigger before insurance.Insurance before percussion can prevent medical surgery operating theater instruments mistakenly hit from sending out and affecting operation, and automatically reset percussion can insure the automatic performance then improving apparatus, more convenient operator uses.

Therefore need to propose a kind of medical surgery operating theater instruments with the automatically reset percussion insurance of energy.

Summary of the invention

The invention provides a kind of medical surgery operating theater instruments and automatically reset method thereof, can not automatically reset technical problem at least to solve percussion insurance.

Embodiments provide a kind of automatically reset method of medical surgery operating theater instruments, above-mentioned medical surgery operating theater instruments comprises the securing member of firing handle and at least one activity, said method comprises: above-mentioned securing member is subject to direct or indirect being opened of external force, above-mentioned medical surgery operating theater instruments is pulled the trigger and is not stoped; The above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, makes above-mentioned securing member automatically reset to initial position.

Optionally, above-mentioned securing member props up above-mentioned firing handle and prevents percussion under the original state of above-mentioned medical surgery operating theater instruments, above-mentioned securing member is subject to direct or indirect being opened of external force, above-mentioned medical surgery operating theater instruments is pulled the trigger do not stoped, the above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, or the parts that the direct or indirect promotion of above-mentioned firing handle stops above-mentioned securing member to move, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or above-mentioned medical surgery operating theater instruments also comprises elastomeric element, above-mentioned securing member is made to automatically reset to initial position by above-mentioned elastomeric element.

Optionally, above-mentioned medical surgery operating theater instruments also comprises shell, and above-mentioned securing member is arranged on the inside of above-mentioned shell actively, and a part for above-mentioned securing member is exposed to the outside of above-mentioned shell.

Optionally, on above-mentioned shell or the inside of above-mentioned shell is provided with screens parts, and what above-mentioned screens parts were direct or indirect makes above-mentioned securing member be in the position leaving above-mentioned securing member initial position, above-mentioned medical surgery operating theater instruments is pulled the trigger and is not stoped.

Optionally, above-mentioned securing member comprises elastic part, above-mentioned securing member be subject to external force direct or indirect be opened after, above-mentioned elastic part is compressed, or above-mentioned elastomeric element is compressed.

Optionally, above-mentioned firing handle comprises reset part, the above-mentioned securing member of promotion that above-mentioned reset part is direct or indirect, or the parts that the direct or indirect promotion of above-mentioned reset part stops above-mentioned securing member to move, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element.

The embodiment of the present invention additionally provides a kind of medical surgery operating theater instruments, comprise firing handle and shell, it is characterized in that, at least comprise a movable securing member, above-mentioned securing member is arranged on the inside of above-mentioned shell actively, a part for above-mentioned securing member is exposed to the outside of above-mentioned shell, above-mentioned securing member props up above-mentioned firing handle and prevents percussion under the original state of above-mentioned medical surgery operating theater instruments, the elastic deformation of generation at least partially of above-mentioned securing member or make above-mentioned securing member automatically reset to initial position after above-mentioned medical surgery operating theater instruments has been pulled the trigger by elastomeric element.

Optionally, the above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, or the parts that the direct or indirect promotion of above-mentioned firing handle stops above-mentioned securing member to move, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element.

Optionally, above-mentioned securing member is provided with reset surface, above-mentioned firing handle promotes above-mentioned reset surface, makes that elastically-deformable above-mentioned securing member occurs at least partially and automatically resets to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element.

Optionally, above-mentioned securing member is interior safety block, and above-mentioned interior safety block props up above-mentioned firing handle and prevents percussion under the original state of above-mentioned medical surgery operating theater instruments, and above-mentioned interior safety block is rotationally connected by the first elastomeric element and above-mentioned shell; Above-mentioned medical surgery operating theater instruments also comprises: main bar alive, and above-mentioned main bar alive and above-mentioned shell are rotationally connected, and above-mentioned main bar alive promotes above-mentioned interior safety block, makes above-mentioned interior safety block cannot stop the rotation of above-mentioned firing handle; Secondary bar alive, above-mentioned pair bar alive is rotationally connected by the second elastomeric element and above-mentioned shell, and above-mentioned firing handle promotes above-mentioned pair bar alive, makes above-mentioned pair bar alive promote above-mentioned main bar alive and resets; And discharge cock device, above-mentioned discharge cock device contacts with above-mentioned main bar alive.

Optionally, above-mentioned discharge cock device promotes above-mentioned main bar alive, makes above-mentioned main bar alive promote above-mentioned interior safety block and leaves above-mentioned firing handle.

Optionally, above-mentioned interior safety block is provided with positive stop end, and above-mentioned firing handle is provided with firing handle projection, and the above-mentioned positive stop end of above-mentioned interior safety block props up above-mentioned firing handle projection and prevents percussion under the original state of above-mentioned medical surgery operating theater instruments.

Optionally, above-mentioned firing handle is provided with firing handle crossbeam, and above-mentioned firing handle crossbeam promotes above-mentioned pair bar alive after percussion completes, and make above-mentioned pair bar alive promote above-mentioned main bar alive and reset, above-mentioned main bar alive promotes the reset of above-mentioned discharge cock device.

Optionally, it is protruding that above-mentioned interior safety block is provided with interior safety block, and one end of above-mentioned first elastomeric element is connected with above-mentioned interior safety block projection contacts, and the other end of above-mentioned first elastomeric element is connected with above-mentioned housing contacts.

Optionally, above-mentioned main bar alive is provided with main bar alive first bar and main bar alive second bar, and above-mentioned main bar first bar alive contacts with above-mentioned discharge cock device and connects, and above-mentioned main bar second bar alive and above-mentioned pair bar alive coordinate.

Optionally, above-mentioned pair bar alive is provided with secondary bar first bar and pair bar second bar alive of living, and above-mentioned main bar second bar alive and above-mentioned pair bar second bar alive coordinate, in the process resetted, above-mentioned firing handle promotes above-mentioned pair bar first bar alive, makes above-mentioned pair bar second bar alive promote above-mentioned main bar second bar alive.

Optionally, one end of above-mentioned second elastomeric element and above-mentioned pair bar first bar alive contact and connect, and the other end of above-mentioned second elastomeric element is connected with above-mentioned housing contacts.

Optionally, above-mentioned first elastomeric element is torsion spring, leaf spring, extension spring or stage clip; Above-mentioned second elastomeric element is torsion spring, leaf spring, extension spring or stage clip.

Optionally, above-mentioned medical surgery operating theater instruments is mucosa anastomat in tube type anastomat, hemorrhoid, stiching instrument or single-shot Clip Applier.

The automatically reset method of medical surgery operating theater instruments of the present invention is effective and feasible, and technical scheme is effectively novel, and solving percussion safety device can not automatically reset technical problem.

In the present invention, before percussion, insurance is opened, and makes operator know the state grasping apparatus, is in the position that can pull the trigger at any time, has pulled the trigger rear insurance and automatically reset, simple to operate.

It is simple that the present invention makes percussion insure automatically reset technical scheme structure, function is remarkable, can be applied in multiple medical surgery operating theater instruments, namely operation principle is for holding firing handle, percussion, percussion completes, and unclamps firing handle, the automatically reset medical surgery operating theater instruments of firing handle, such as, in tube type anastomat, hemorrhoid mucosa anastomat, Linear stapler, single-shot Clip Applier etc.

Accompanying drawing explanation

Fig. 1 is the schematic perspective view of a kind of tube type anastomat optionally with the first securing member of the embodiment of the present invention;

Fig. 2 is the floor map of Fig. 1;

Fig. 2-A is the close-up schematic view of the details A of Fig. 2;

Fig. 3 is a kind of partial schematic diagram optionally opening the tube type anastomat with the first securing member of insurance reserve percussion of the embodiment of the present invention;

Fig. 4 is the partial schematic diagram of the tube type anastomat with the first securing member of a kind of optional percussion of the embodiment of the present invention;

Fig. 5 is the partial schematic diagram of the tube type anastomat with the first securing member of primary importance in a kind of optional reseting procedure of the embodiment of the present invention;

Fig. 6 is the partial schematic diagram of the tube type anastomat with the first securing member of the second position in a kind of optional reseting procedure of the embodiment of the present invention;

Fig. 7 is the partial schematic diagram of the tube type anastomat with the first securing member of the 3rd position in a kind of optional reseting procedure of the embodiment of the present invention;

Fig. 8 is the partial schematic diagram of the tube type anastomat with the first securing member of the 4th position in a kind of optional reseting procedure of the embodiment of the present invention;

Fig. 9 is the schematic diagram of the first firing handle a kind of optional of the embodiment of the present invention;

Figure 10 is the schematic diagram of the first shell a kind of optional of the embodiment of the present invention;

Figure 11 is the schematic diagram of the first securing member a kind of optional of the embodiment of the present invention;

Figure 12 is the schematic diagram at another visual angle of Figure 11;

Figure 13 is the schematic perspective view of the tube type anastomat of a kind of optional band the second securing member of the embodiment of the present invention;

Figure 13-A is the enlarged diagram of the details A of Figure 13;

Figure 14 is the floor map at another visual angle of Figure 13;

Figure 14-A is the close-up schematic view of the details A of Figure 14;

Figure 15 is the schematic diagram of a kind of optional the second firing handle of the embodiment of the present invention;

Figure 16 is the schematic diagram at another visual angle of Figure 15;

Figure 17 is the schematic diagram of a kind of optional the second shell of the embodiment of the present invention;

Figure 18 is the schematic diagram at another visual angle of Figure 17;

Figure 19 is the schematic diagram of a kind of optional the second securing member of the embodiment of the present invention;

Figure 20 is the schematic diagram at another visual angle of Figure 19;

Figure 21 is a kind of partial schematic diagram optionally opening the tube type anastomat of band the second securing member of insurance reserve percussion of the embodiment of the present invention;

Figure 22 is the partial schematic diagram of the tube type anastomat of band the second securing member of primary importance in a kind of optional percussion process of the embodiment of the present invention;

Figure 22-1 is the generalized section at another visual angle of Figure 22;

Figure 23 is the partial schematic diagram of the tube type anastomat of band the second securing member of the second position in a kind of optional percussion process of the embodiment of the present invention;

Figure 24 is the partial schematic diagram of the tube type anastomat of band the second securing member in a kind of optional reseting procedure of the embodiment of the present invention;

Figure 25 is the schematic diagram of the third optional tube type anastomat of the embodiment of the present invention;

Figure 25-A is the close-up schematic view of the details A of the tube type anastomat of Figure 25;

Figure 25-B is the generalized section of Figure 25-A;

Figure 26-1 is the schematic diagram of a kind of optional interior safety block of the embodiment of the present invention;

Figure 26-2 is another schematic perspective view of a kind of optional interior safety block of the embodiment of the present invention;

Figure 26-3 is the interior safety block schematic diagram of a kind of optional band first torsion spring of the embodiment of the present invention;

Figure 27 is the schematic diagram of a kind of optional main bar alive of the embodiment of the present invention;

Figure 28 is the schematic diagram of a kind of optional pair bar alive of the embodiment of the present invention;

Figure 29 is the schematic diagram of a kind of optional first torsion spring of the embodiment of the present invention;

Figure 30 is the schematic diagram of a kind of optional second torsion spring of the embodiment of the present invention;

Figure 31-A is a kind of close-up schematic view optionally opening the third optional tube type anastomat of discharge cock device of the embodiment of the present invention;

Figure 31-B is the generalized section of Fig. 7-A;

Figure 32-A is the close-up schematic view of a kind of the third optional tube type anastomat optionally held in the process of firing handle of the embodiment of the present invention;

Figure 32-B is the generalized section of Figure 32-A;

Figure 33-A is a kind of optional close-up schematic view firing handle being held the third optional tube type anastomat when having pulled the trigger on earth of the embodiment of the present invention;

Figure 33-B is the generalized section of Figure 33-A;

Figure 34-A is that after a kind of optional percussion of the embodiment of the present invention completes, firing handle turns clockwise the close-up schematic view of the third the optional tube type anastomat in process;

Figure 34-B is the generalized section of Figure 34-A;

Figure 35 is the schematic diagram of the third optional firing handle of the embodiment of the present invention;

Figure 36 is the sectional perspective schematic diagram of the third optional tube type anastomat of the embodiment of the present invention;

Figure 37 is the schematic diagram of a kind of optional discharge cock device of the embodiment of the present invention;

Figure 38 is the schematic diagram of the driving lever of a kind of optional discharge cock device of the embodiment of the present invention;

Figure 39 is the schematic diagram of the limiting component collision bead of a kind of optional discharge cock device of the embodiment of the present invention;

Figure 40 is the schematic diagram of the base body of a kind of optional discharge cock device of the embodiment of the present invention;

Figure 41 is the schematic diagram of the base seat lid of a kind of optional discharge cock device of the embodiment of the present invention;

Figure 42 is the driving lever of a kind of optional discharge cock device of embodiment of the present invention generalized section when being in the first restraining position;

Figure 43 is the driving lever of a kind of optional discharge cock device of embodiment of the present invention generalized section when being in the second restraining position;

Figure 44 is the schematic diagram of the shell fragment of a kind of optional discharge cock device of the embodiment of the present invention;

The schematic diagram of Figure 45 to be the driving lever body of a kind of optional discharge cock device of the embodiment of the present invention be driving lever of rectangle;

Figure 46 is the schematic diagram of rotating shaft through the driving lever in a hole on driving lever body of a kind of optional discharge cock device of the embodiment of the present invention;

The schematic diagram of Figure 47 to be the shape of the cross section of the poke rod of a kind of optional discharge cock device of the embodiment of the present invention be square driving lever;

Figure 48 is the schematic diagram of a kind of stapler optionally with the first securing member of the embodiment of the present invention;

Figure 48-A is the enlarged diagram of the details A of the stapler of Figure 48;

Figure 49 is the schematic diagram of the stapler of a kind of optional band the second securing member of the embodiment of the present invention;

Figure 49-A is the enlarged diagram of the details A of the stapler of Figure 49;

Figure 50 is the schematic diagram of a kind of Linear stapler optionally with the first securing member of the embodiment of the present invention;

Figure 50-A is the enlarged diagram of the details A of the Linear stapler of Figure 50;

Figure 51 is the schematic diagram of the Linear stapler of a kind of optional band the second securing member of the embodiment of the present invention;

Figure 51-A is the enlarged diagram of the details A of the Linear stapler of Figure 51;

Figure 52 is the schematic diagram of a kind of titanium clamp pincers optionally with the first securing member of the embodiment of the present invention;

Figure 52-A is the enlarged diagram of the details A of the titanium clamp pincers of Figure 52;

Figure 53 is the schematic diagram of the titanium clamp pincers of a kind of optional band the second securing member of the embodiment of the present invention;

Figure 53-A is the enlarged diagram of the details A of the titanium clamp pincers of Figure 53;

Figure 54 is a kind of schematic diagram optionally with mucosa anastomat in the hemorrhoid of the first securing member of the embodiment of the present invention;

Figure 54-A be Figure 54 hemorrhoid on the enlarged diagram of details A of mucosa anastomat;

Figure 55 be a kind of optional band the second securing member of the embodiment of the present invention hemorrhoid on the schematic diagram of mucosa anastomat;

Figure 55-A be Figure 55 hemorrhoid on the enlarged diagram of details A of mucosa anastomat.

Detailed description of the invention is used for further illustrating but is not limited to the present invention below, below embodiment be only a kind of optional embodiment of the present invention.

Detailed description of the invention

Embodiment 1

Present embodiments provide a kind of optional tube type anastomat as shown in Figure 1, the floor map of above-mentioned tube type anastomat as shown in Figure 2, the partial enlarged drawing of the details A of the tube type anastomat shown in Fig. 2 is as shown in Fig. 2-A, comprise firing handle 11, shell 21 and securing member 31, respectively as shown in Fig. 9, Figure 10, Figure 11 and Figure 12.

As shown in Figure 9, above-mentioned firing handle 11 is provided with the first confined planes 111 and the first reset surface 112.

As shown in Figure 10, above-mentioned shell 21 is provided with the first projection 211, baffle plate 212, gathering sill 213, first push-rod hole 214 and holddown groove 215.

As shown in FIG. 11 and 12, above-mentioned securing member 31 comprises the second confined planes 311, first spigot surface 312, second reset surface 313, second projection 314, targeting part 315, first push rod 316, first elastic part 317 and stiff end 318.

The above-mentioned stiff end 318 of above-mentioned securing member 31 is fixed in the above-mentioned holddown groove 215 of above-mentioned shell 21, and above-mentioned targeting part 315 is slidably mounted in above-mentioned gathering sill 213, and above-mentioned first push rod 316 is arranged in above-mentioned first push-rod hole 214.

Shape before above-mentioned securing member 31 installation as shown in FIG. 11 and 12, after installing, above-mentioned first elastic part 317 compression stores power, as shown in Fig. 2-A, above-mentioned first push rod 316 arrives to the front portion of above-mentioned first push-rod hole 214 of above-mentioned shell 21 under the elastic force effect of above-mentioned first elastic part 317, above-mentioned securing member 31 is made to be in original state as shown in Fig. 2-A, now, second projection 314 of above-mentioned securing member 31 and above-mentioned second confined planes 311 are subject to the trend of the elastic force effect oriented upper left side motion of above-mentioned first elastic part 317, wherein elastic force is left greater than elastic force upwards, thus prop up above-mentioned first confined planes 111 of above-mentioned firing handle 11, prevent above-mentioned firing handle 11 from pulling the trigger.

As shown in Fig. 2-A, original state: above-mentioned second confined planes 311 and above-mentioned second projection 314 of above-mentioned securing member 31 are in the leftmost side, now rotate above-mentioned firing handle 11, above-mentioned first confined planes 111 of above-mentioned firing handle 11 props up above-mentioned second confined planes 311 of above-mentioned securing member 31, and apparatus cannot be pulled the trigger.

As shown in Figure 3, insurance reserve percussion is opened: the first push rod 316 promoting above-mentioned securing member 31 to the right, above-mentioned second projection 314 on above-mentioned securing member 31 slips over above-mentioned first projection 211 of above-mentioned shell 21.Unclamp above-mentioned first push rod 316, under the elastic force effect of above-mentioned first elastic part 317 of above-mentioned securing member 31, above-mentioned second projection 314 of above-mentioned securing member 31 is moved to the left and arrives in above-mentioned first projection 211 of above-mentioned shell 21, and now insurance is opened, and apparatus can be pulled the trigger.

As shown in Figure 4, percussion: above-mentioned firing handle 11 rotates counterclockwise, as shown in Figures 3 and 4, above-mentioned first confined planes 111 of above-mentioned firing handle 11 promotes above-mentioned first spigot surface 312 of above-mentioned securing member 31, above-mentioned securing member 31 is moved right, be rotated further above-mentioned firing handle 11, under the elastic force effect of above-mentioned first elastic part 317 of above-mentioned securing member 31, above-mentioned first spigot surface 312 of above-mentioned securing member 31 and the intersection 319 of above-mentioned second reset surface 313 prop up the outline of above-mentioned firing handle 11 always, above-mentioned firing handle 11 turns to the end and completes percussion.

As shown in Fig. 5 to Fig. 8, reset: above-mentioned firing handle 11 rotates clockwise, when above-mentioned second reset surface 313 of above-mentioned securing member 31 starts to contact with above-mentioned first reset surface 112 of above-mentioned firing handle 11, above-mentioned second reset surface 313 pushes away by above-mentioned first reset surface 112 to the right, and above-mentioned securing member 31 is bent downwardly along the above-mentioned baffle plate 212 of above-mentioned shell 21.Above-mentioned firing handle 11 is rotated further, and above-mentioned first reset surface 112 promotes above-mentioned second reset surface 313, and above-mentioned second confined planes 311 of above-mentioned securing member 31 and above-mentioned second projection 314 are moved right.Above-mentioned firing handle 11 is rotated further, when above-mentioned first reset surface 112 is separated with above-mentioned second reset surface 313, under the elastic force effect of above-mentioned first elastic part 317, above-mentioned second confined planes 311 and above-mentioned second projection 314 of above-mentioned securing member 31 move to upper left side, above-mentioned first spigot surface 312 slides along above-mentioned first confined planes 111 of above-mentioned firing handle 11 and the intersection 113 of above-mentioned first reset surface 112 to upper left side, under the elastic force effect of above-mentioned first elastic part 317 of above-mentioned securing member 31, above-mentioned second projection 314 can not be blocked by above-mentioned first projection 211 of above-mentioned shell 21, above-mentioned securing member 31 is finally returned to the initial position as shown in Fig. 2-A.Above-mentioned firing handle 11 is rotated further the original state be returned to as shown in Fig. 2-A, has automatically reset.

Embodiment 2

Present embodiments provide a kind of optional tube type anastomat as shown in fig. 13 that, the schematic diagram at another visual angle of above-mentioned tube type anastomat as shown in figure 14, the partial enlarged drawing of the details A of the tube type anastomat shown in above-mentioned Figure 13 is as shown in Figure 13-A, the partial enlarged drawing of the details A of the tube type anastomat shown in above-mentioned Figure 14 is as shown in Figure 14-A, comprise firing handle 12, shell 22 and securing member 32, respectively as shown in Figure 15, Figure 16, Figure 17, Figure 18, Figure 19 and Figure 20.

As shown in Figure 15 and Figure 16, above-mentioned firing handle 12 is provided with the first positive stop end 121, crowning 122 and the 3rd reset surface 123.

As shown in FIG. 17 and 18, above-mentioned shell 22 is provided with the second spigot surface 221, first bottom surface 222, axis hole 223, the second push-rod hole 224 and the 3rd projection 225.

As shown in FIG. 19 and 20, above-mentioned securing member 32 comprises rotating shaft 321, second positive stop end 322, the 3rd spigot surface 323, the 4th reset surface 324, second elastic part 325, second bottom surface 326 and the second push rod 327.

Install: above-mentioned securing member 32 is rotatably installed in the above-mentioned axis hole 223 of above-mentioned shell 22 by above-mentioned rotating shaft 321, above-mentioned second push rod 327 of above-mentioned securing member 32 is arranged in the second push-rod hole 224 of above-mentioned shell 22, above-mentioned second elastic part 325 arrives on above-mentioned second spigot surface 221 of above-mentioned shell 22, above-mentioned second elastic part 325 compression stores power, above-mentioned securing member 32 is subject to above-mentioned second spigot surface 221 of direction perpendicular to above-mentioned shell 22 of above-mentioned second elastic part 325 elastic force, above-mentioned second bottom surface 326 of above-mentioned securing member 32 is made to arrive on above-mentioned first bottom surface 222 of above-mentioned shell 22, and make above-mentioned second push rod 327 of above-mentioned securing member 32 arrive to the below of above-mentioned second push-rod hole 224 of above-mentioned shell 22.

As shown in Figure 13-A and Figure 14-A, original state: above-mentioned second positive stop end 322 of above-mentioned securing member 32 props up above-mentioned first positive stop end 121 of above-mentioned firing handle 12, and above-mentioned firing handle 12 cannot be rotated counterclockwise, and apparatus cannot be pulled the trigger.

As shown in figure 21, insurance reserve percussion is opened: upwardly above-mentioned second push rod 327 of above-mentioned securing member 32, make it be stuck in above-mentioned 3rd projection 225 of above-mentioned shell 22, insurance is opened, and apparatus can be pulled the trigger.Now above-mentioned second elastic part 325 compression of above-mentioned securing member 32 stores power.

As shown in FIG. 22 and 23, percussion: above-mentioned firing handle 12 rotates clockwise, apparatus starts percussion.When apparatus is close to when having pulled the trigger, the above-mentioned crowning 122 of above-mentioned firing handle 12 promotes above-mentioned 3rd spigot surface 323 of above-mentioned securing member 32, above-mentioned securing member 32 is moved axially to above-mentioned second elastic part 325 direction such as shown in Figure 22-1, and now above-mentioned second elastic part 325 compresses further and stores power.Continue percussion, the above-mentioned crowning 122 of above-mentioned firing handle 12 is separated with above-mentioned 3rd spigot surface 323 of above-mentioned securing member 32.When apparatus has been pulled the trigger, above-mentioned 3rd reset surface 123 of above-mentioned firing handle 12 is in the top of above-mentioned 4th reset surface 324 of above-mentioned securing member 32, above-mentioned securing member 32 axial rollback under the elastic force effect of above-mentioned second elastic part 325, makes the second bottom surface 326 of above-mentioned securing member 32 as shown in figure 20 arrive to above-mentioned first bottom surface 222 of above-mentioned shell 22 as shown in figure 17.

As shown in figure 24, reset: above-mentioned firing handle 12 rotates counterclockwise, above-mentioned 3rd reset surface 123 of above-mentioned firing handle 12 promotes above-mentioned 4th reset surface 324 of above-mentioned securing member 32 downwards, because both movement locus are different, along with above-mentioned firing handle 12 continues to rotate counterclockwise, above-mentioned 3rd reset surface 123 of above-mentioned firing handle 12 is separated with above-mentioned 4th reset surface 324 of above-mentioned securing member 32.Above-mentioned securing member 32 is rotated further under the elastic force effect of above-mentioned second elastic part 325, and above-mentioned second positive stop end 322 of above-mentioned securing member 32 arrives to the outline of above-mentioned first positive stop end 121 of above-mentioned firing handle 12.Above-mentioned firing handle 12 continues to rotate counterclockwise the original state be returned to as shown in Figure 13-A, and above-mentioned second positive stop end 322 of above-mentioned securing member 32 is separated with the outline of above-mentioned first positive stop end 121 of above-mentioned firing handle 12.Above-mentioned securing member 32 is rotated further under the elastic force effect of above-mentioned second elastic part 325, above-mentioned second push rod 327 of above-mentioned securing member 32 arrives to the below of above-mentioned second push-rod hole 224 of above-mentioned shell 22, above-mentioned securing member 32 is returned to the initial position as shown in Figure 13-A, has automatically reset.

Embodiment 3

Present embodiments provide a kind of optional tube type anastomat as shown in figure 25, the partial enlarged drawing of the details A of above-mentioned tube type anastomat is as shown in Figure 25-A, the generalized section of Figure 25-A is as shown in Figure 25-B, comprise firing handle 13, shell 23 and discharge cock device 3, also comprise safety block 4 in as shown in Figure 26-1, bar 5 main alive as shown in figure 27 and pair as shown in figure 28 and to live bar 6.Another schematic perspective view of above-mentioned interior safety block 4 is as shown in Figure 26-2, as shown in Figure 25-A and Figure 25-B, above-mentioned interior safety block 4 props up above-mentioned firing handle 13 and prevents percussion under the original state of above-mentioned tube type anastomat, above-mentioned interior safety block 4 is rotationally connected with above-mentioned shell 23 by the first torsion spring 7 as shown in figure 29, above-mentioned main bar 5 alive is rotationally connected with above-mentioned shell 23, above-mentioned pair bar 6 alive is rotationally connected with above-mentioned shell 23 by the second torsion spring 8 as shown in figure 30, and above-mentioned discharge cock device 3 contacts with above-mentioned main bar 5 alive.The original state of above-mentioned tube type anastomat is the such as state shown in Figure 25, Figure 25-A and Figure 25-B, and namely above-mentioned discharge cock device 3 is in safety position, and above-mentioned interior safety block 4 props up above-mentioned firing handle 13 and prevents percussion.

Figure 31-A is the close-up schematic view of the above-mentioned tube type anastomat opening above-mentioned discharge cock device 3, Figure 31-B is the generalized section of Figure 31-A, as shown in Figure 31-A and Figure 31-B, open above-mentioned discharge cock device 3, driving lever 301 by above-mentioned discharge cock device 3 upwards pushes away, the collision bead 302 of above-mentioned discharge cock device 3 makes above-mentioned driving lever 301 spacing, above-mentioned main bar 5 alive is rotated counterclockwise, above-mentioned main bar 5 alive promotes above-mentioned interior safety block 4 and is rotated counterclockwise, now above-mentioned interior safety block 4 leaves the movement locus scope of above-mentioned firing handle 13, make above-mentioned interior safety block 4 cannot stop the rotation of above-mentioned firing handle 13, above-mentioned main bar 5 alive promotes above-mentioned pair bar 6 alive simultaneously makes it rotate clockwise.

Figure 32-A is the close-up schematic view of the above-mentioned tube type anastomat held in the process of above-mentioned firing handle 13, Figure 32-B is the generalized section of Figure 32-A, as shown in Figure 32-A and Figure 32-B, holding above-mentioned firing handle 13 makes it rotate counterclockwise, above-mentioned firing handle 13 promotes above-mentioned pair bar 6 alive makes above-mentioned pair bar 6 alive rotate clockwise, and now above-mentioned secondary bar 6 of living is separated with above-mentioned main bar 5 alive.

Figure 33-A is the close-up schematic view above-mentioned firing handle 13 being held above-mentioned tube type anastomat when having pulled the trigger on earth, Figure 33-B is the generalized section of Figure 33-A, as shown in Figure 33-A and Figure 33-B, rotate counterclockwise in process in above-mentioned firing handle 13, above-mentioned firing handle 13 and above-mentioned pair bar 6 alive are separated, above-mentioned pair bar 6 alive rotates counterclockwise under the twisting force of above-mentioned second torsion spring 8, makes above-mentioned pair bar 6 alive again arrive to above-mentioned main bar 5 alive.

Figure 34-A has pulled the trigger rear above-mentioned firing handle 13 to turn clockwise the close-up schematic view of the above-mentioned tube type anastomat in process, Figure 34-B is the generalized section of Figure 34-A, as shown in Figure 34-A and Figure 34-B, above-mentioned firing handle 13 is held on earth, unclamp hands, above-mentioned firing handle 13 is under the twisting force of firing handle torsion spring, rotate clockwise, when above-mentioned firing handle 13 and above-mentioned pair bar 6 alive contact, above-mentioned pair bar 6 alive rotates clockwise, above-mentioned pair bar 6 alive promotes above-mentioned main bar 5 alive makes above-mentioned main bar 5 alive rotate clockwise, above-mentioned main bar 5 alive promotes above-mentioned driving lever 301 to be made above-mentioned driving lever 301 move downward to be returned to original state, now above-mentioned interior safety block 4 rotates clockwise under the twisting force of above-mentioned first torsion spring 7, above-mentioned interior safety block 4 is made to be close to above-mentioned main bar 5 alive, when above-mentioned interior safety block 4 contacts with above-mentioned firing handle 13, above-mentioned interior safety block 4 stops operating, above-mentioned main bar 5 alive and above-mentioned pair bar 6 alive are rotated further under the promotion of above-mentioned firing handle 13, namely above-mentioned firing handle 13 promotes above-mentioned pair bar 6 alive, make above-mentioned pair bar 6 alive promote above-mentioned main bar 5 alive and reset to original state, above-mentioned main bar 5 alive promotes above-mentioned driving lever 301 and resets to original state, above-mentioned firing handle 13 continues to rotate clockwise, above-mentioned firing handle 13 and above-mentioned pair bar 6 alive are separated, above-mentioned firing handle 13 all resets to original state with above-mentioned pair bar 6 alive, as shown in Figure 25-A and Figure 25-B.

Always the effect of above-mentioned first torsion spring 7 makes above-mentioned interior safety block 4 be in the state propping up above-mentioned firing handle 13, when the above-mentioned driving lever 301 of above-mentioned discharge cock device 3 up pushes away, above-mentioned first torsion spring 7 further compresses, above-mentioned first torsion spring 7 gives above-mentioned interior safety block 4 one power rotated clockwise, and during reset, above-mentioned interior safety block 4 automatically resets under the effect of above-mentioned first torsion spring 7.The effect of above-mentioned second torsion spring 8 is all the time to above-mentioned pair bar alive 6 one anticlockwise power, keeps the position of above-mentioned pair bar 6 alive to wait for the power that above-mentioned firing handle 13 resets to it.

Optionally, as shown in Figure 26-2, above-mentioned interior safety block 4 is provided with positive stop end 41, as shown in figure 35, above-mentioned firing handle 13 is provided with firing handle projection 131, the above-mentioned positive stop end 41 of above-mentioned interior safety block 4 props up above-mentioned firing handle projection 131 and prevents percussion, as shown in Figure 25-B under the original state of above-mentioned medical surgery operating theater instruments.

Optionally, as shown in figure 35, above-mentioned firing handle 13 is provided with firing handle crossbeam 132, above-mentioned firing handle crossbeam 132 promotes above-mentioned pair bar 6 alive after percussion completes, make above-mentioned pair bar 6 alive promote above-mentioned main bar 5 alive to reset, above-mentioned main bar 5 alive promotes above-mentioned discharge cock device 3 and resets, and as shown in Figure 34-A and Figure 34-B, the state after reset is as shown in Figure 25-A and Figure 25-B.

Optionally, as shown in Figure 26-2, above-mentioned interior safety block 4 is provided with interior safety block projection 42, as shown in Figure 26-3, one end 71 of above-mentioned first torsion spring 7 contacts with above-mentioned interior safety block protruding 42 and connects, and as shown in figure 36, the other end 72 of above-mentioned first torsion spring 7 contacts with above-mentioned shell 23 and connects.Above-mentioned interior safety block 4 is rotatable, above-mentioned first torsion spring 7 gives above-mentioned interior safety block 4 one power rotated clockwise, as shown in Figure 26-3 and Figure 36, can have a circular hole in above-mentioned interior safety block 4, then above-mentioned shell 23 is provided with and makes above-mentioned interior safety block 4 rotate the cylinder installed, if above-mentioned interior safety block 4 is provided with the pillar be arranged on above-mentioned shell 23, then corresponding, above-mentioned shell 23 is provided with and makes above-mentioned interior safety block 4 rotate the hole of installing, and accordingly, above-mentioned main bar 5 alive is provided with corresponding hole of rotating installation.

Optionally, as shown in figure 27, above-mentioned main bar 5 alive is provided with main bar alive first bar 51 and main bar alive second bar 52, as shown in Figure 25-B, above-mentioned main bar first bar 51 alive contacts with above-mentioned discharge cock device 3 and connects, and above-mentioned main bar second bar 52 alive and above-mentioned pair bar 6 alive coordinate.

Optionally, as shown in Figure 26-2, above-mentioned interior safety block 4 is provided with interior safety block crossbeam 43, when upwards push to state driving lever 301 time, above-mentioned driving lever 301 is pushed to and is stated main bar alive first bar 51 above-mentioned main bar 5 alive is rotated counterclockwise, meanwhile, the above-mentioned interior safety block crossbeam 43 that above-mentioned main bar first bar 51 alive promotes above-mentioned interior safety block 4 makes above-mentioned interior safety block 4 rotate counterclockwise.

Optionally, as shown in figure 28, above-mentioned pair bar 6 alive is provided with secondary bar first bar 61 and pair bar second bar 62 alive of living, above-mentioned main bar second bar 52 alive and above-mentioned pair bar second bar 62 alive coordinate, in the process resetted, the above-mentioned firing handle crossbeam 132 of above-mentioned firing handle 13 promotes above-mentioned pair bar first bar 61 alive, makes above-mentioned pair bar second bar 62 alive promote above-mentioned main bar second bar 52 alive.

Optionally, as shown in figure 36, one end 81 of above-mentioned second torsion spring 8 and above-mentioned pair bar first bar 61 alive contact and connect, and the other end 82 of above-mentioned second torsion spring 8 contacts with above-mentioned shell 23 and connects.Above-mentioned pair bar 6 alive can be that above-mentioned pair bar 6 alive is provided with installing hole by the mode that above-mentioned second torsion spring 8 and above-mentioned shell 23 are rotationally connected, then above-mentioned shell 23 is provided with and makes above-mentioned pair bar 6 alive rotate the pillar installed accordingly, can also be that above-mentioned pair bar 6 alive is provided with installation pillar, then above-mentioned shell 23 is provided with and makes above-mentioned pair bar 6 alive rotate the hole of installing accordingly, and above-mentioned second torsion spring 8 gives above-mentioned pair bar alive 6 one anticlockwise rotatory forces all the time.

Above-mentioned first torsion spring 7 can also replace with leaf spring, extension spring or stage clip; Above-mentioned second torsion spring 8 can also replace with leaf spring, extension spring or stage clip.

Reset mode described in the present embodiment and original state, as shown in Figure 25, Figure 25-A and Figure 25-B.

Above-mentioned tube type anastomat can also replace with mucosa anastomat in hemorrhoid, Linear stapler or single-shot Clip Applier, namely the discharge cock device in the present embodiment involved by tube type anastomat, automatic reset system also can apply on the apparatuses such as mucosa anastomat in hemorrhoid, Linear stapler or single-shot Clip Applier, the operation principle of the medical surgery operating theater instruments be namely suitable for is that firing handle is held once, percussion completes, unclamp firing handle, the automatically reset medical surgery operating theater instruments of firing handle.The said automatic reset system of the present embodiment comprises above-mentioned interior safety block, above-mentioned main bar alive, above-mentioned pair bar alive, the elastomeric element installing above-mentioned main bar alive, the elastomeric element installing above-mentioned pair bar alive and the corresponding firing handle be mated and shell, coordinate discharge cock device, realize the front locked apparatus of percussion, open discharge cock device, apparatus can be pulled the trigger smoothly, after having pulled the trigger, discharge cock device can automatically reset to the original state of apparatus, namely pin firing handle, prevent the safety position that it is pulled the trigger.

Embodiment 4 to embodiment 13 is as shown in Figure 37 to Figure 47

Embodiment 4

Present embodiments provide a kind of optional tube type anastomat, the above-mentioned discharge cock device 3 of above-mentioned tube type anastomat comprises: pedestal 3.1; Driving lever 3.2, above-mentioned driving lever 3.2 is connected with said base 3.1 by link 3.21, above-mentioned driving lever 3.2 with above-mentioned link 3.21 for axle rotate, the first end 3.24 of above-mentioned driving lever is positioned at the inside of said base 3.1, and the second end 3.25 of above-mentioned driving lever is positioned at the outside of said base 3.1; Limiting component, be positioned at the inside of said base 3.1, the above-mentioned first end 3.24 of above-mentioned driving lever 3.2 contacts with above-mentioned limiting component, when above-mentioned driving lever 3.2 turns to the first restraining position with above-mentioned link 3.21 for axle, the Part I 3.11 of above-mentioned limiting component and said base 3.1 forms the clamping to above-mentioned first end 3.24, when above-mentioned driving lever 3.2 turns to the second restraining position with above-mentioned link 3.21 for axle, the Part II 3.12 of above-mentioned limiting component and said base 3.1 forms the clamping to above-mentioned first end 3.24.

Embodiment 5

On the basis of embodiment 4, above-mentioned limiting component comprises: spaced motion part, when above-mentioned driving lever 3.2 is positioned at above-mentioned first restraining position and the second restraining position, above-mentioned spaced motion part is positioned at primary importance in the inside of said base 3.1, when above-mentioned driving lever 3.2 is that axle turns to the process of above-mentioned second restraining position from above-mentioned first restraining position with above-mentioned link 3.21, above-mentioned spaced motion part first moves to the second position from above-mentioned primary importance to the side contrary with above-mentioned first end 3.24, above-mentioned primary importance is moved to again from said second position.

Embodiment 6

On the basis of embodiment 5, above-mentioned limiting component is collision bead 3.3, comprising: collision bead ball 3.31, as above-mentioned spaced motion part, contacts with the first end 3.24 of above-mentioned driving lever 3.2; Spring 3.32, is positioned at the cavity that above-mentioned collision bead ball 3.31 is formed with said base 3.1; Wherein, when above-mentioned driving lever 3.2 is that axle turns to the process of above-mentioned second restraining position from above-mentioned first restraining position with above-mentioned link 3.21, above-mentioned collision bead ball 3.31 first compresses above-mentioned spring 3.32 and moves to said second position from above-mentioned primary importance, then moves to above-mentioned primary importance from said second position.

Embodiment 7

On the basis of embodiment 5, above-mentioned limiting component is shell fragment 3.4, and above-mentioned shell fragment 3.4 comprises: the first spacing end 3.41, forms the clamping to above-mentioned first end 3.24 with the above-mentioned Part I 3.11 of said base 3.1; Second spacing end 3.42, forms the clamping to above-mentioned first end 3.24 with the above-mentioned Part II 3.12 of said base 3.1; Elastic bumps portion 3.43, as above-mentioned spaced motion part between above-mentioned first spacing end 3.41 and above-mentioned second spacing end 3.42.

Embodiment 8

On the basis of embodiment 4, the above-mentioned Part I 3.11 of said base 3.1 is positioned at the first surface 3.13 of the inside of said base 3.1, and the above-mentioned Part II 3.12 of said base 3.1 is positioned at the second surface 3.14 of the inside of said base 3.1.

Embodiment 9

On the basis of embodiment 8, above-mentioned first surface 3.13 is relative with above-mentioned second surface 3.14.

Embodiment 10

On the basis of embodiment 4, above-mentioned driving lever 3.2 comprises: driving lever body 3.22; Above-mentioned link 3.21 is rotating shaft 3.21, between the above-mentioned first end and above-mentioned the second end of above-mentioned driving lever 3.2, above-mentioned rotating shaft 3.21 is connected with above-mentioned driving lever body 3.22, the first end 3.211 of above-mentioned rotating shaft 3.21 is positioned at the first draw-in groove 3.15 of said base 3.1, second end 3.212 of above-mentioned rotating shaft 3.21 is positioned at said base 3.1 second draw-in groove 3.16 relative with above-mentioned first draw-in groove 3.15, and above-mentioned rotating shaft 3.21 is formed with above-mentioned first draw-in groove 3.15 and above-mentioned second draw-in groove 3.16 and is rotationally connected.

Embodiment 11

On the basis of embodiment 10, above-mentioned driving lever 3.2 comprises: poke rod 3.23, above-mentioned poke rod 3.23 and the above-mentioned first end 3.24 of above-mentioned driving lever 3.2 lay respectively at the both sides of above-mentioned rotating shaft 3.21, and the hole that above-mentioned rotating shaft 3.21 and above-mentioned poke rod 3.23 are each passed through on above-mentioned driving lever body 3.22 is connected with above-mentioned driving lever body 3.22.

Embodiment 12

On the basis of embodiment 11, above-mentioned rotating shaft 3.21 is through a hole on above-mentioned driving lever body 3.22 or at least two holes, and above-mentioned poke rod 3.23 is through a hole on above-mentioned driving lever body 3.22 or at least two holes.

Embodiment 13

On the basis of embodiment 11, the shape of the shape of the cross section of above-mentioned rotating shaft 3.21 and the cross section of above-mentioned poke rod 3.23 is identical or different.

Embodiment 14

Present embodiments provide a kind of optional tube type anastomat, the above-mentioned discharge cock device 3.3 of above-mentioned tube type anastomat, as shown in figure 37, comprising: pedestal 3.1, driving lever 3.2 and limiting component collision bead 3.3 as shown in figure 39.Above-mentioned collision bead 3.3 is fixedly mounted in said base 3.1, and above-mentioned driving lever 3.2 is plastics or metal parts.

As shown in figure 38, above-mentioned driving lever 3.2 comprises: link rotating shaft 3.21, driving lever body 3.22 and poke rod 3.23, above-mentioned rotating shaft 3.21 is between the first end 3.24 and the second end 3.25 of above-mentioned driving lever 3.2, above-mentioned poke rod 3.23 and the above-mentioned first end 3.24 of above-mentioned driving lever 3.2 lay respectively at the both sides of above-mentioned rotating shaft 3.21, and two holes that above-mentioned rotating shaft 3.21 and above-mentioned poke rod 3.23 are each passed through on above-mentioned driving lever body 3.22 are connected with above-mentioned driving lever body 3.22.

Said base 3.1 comprises base body 3.11 as shown in figure 40 and base seat lid 3.12 as shown in figure 41, above-mentioned collision bead 3.3 and above-mentioned driving lever 3.2 are arranged in said base body 3.11, said base lid 3.12 covers fixing, becomes above-mentioned discharge cock device.

As shown in Figure 37,38,40 and 41, the first end 3.211 of above-mentioned rotating shaft 3.21 is positioned at the first draw-in groove 3.15 of said base 3.1, second end 3.212 of above-mentioned rotating shaft 3.21 is positioned at said base 3.1 second draw-in groove 3.16 relative with above-mentioned first draw-in groove 3.15, and above-mentioned rotating shaft 3.21 is formed with above-mentioned first draw-in groove 3.15 and above-mentioned second draw-in groove 3.16 and is rotationally connected.Above-mentioned driving lever 3.2 is with above-mentioned rotating shaft 3.21 for axle rotates, and the first end 3.24 of above-mentioned driving lever is positioned at the inside of said base 3.1, and the second end 3.25 of above-mentioned driving lever is positioned at the outside of said base 3.1.

The profile of Figure 37 as shown in figure 42, as shown in Figure 42 and Figure 43, above-mentioned collision bead 3.3 is positioned at the inside of said base 3.1, the above-mentioned first end 3.24 of above-mentioned driving lever 3.2 contacts with above-mentioned collision bead 3.3, when above-mentioned driving lever 3.2 turns to the first restraining position as shown in figure 42 with above-mentioned rotating shaft 3.21 for axle, above-mentioned collision bead 3.3 and the Part I 3.11 of said base 3.1 form the clamping to above-mentioned first end 3.24, when above-mentioned driving lever 3.2 turns to the second restraining position as shown in figure 43 with above-mentioned rotating shaft 3.21 for axle, above-mentioned collision bead 3.3 and the Part II 3.12 of said base 3.1 form the clamping to above-mentioned first end 3.24, as shown in figure 43.

As shown in Figure 42 and Figure 43, above-mentioned limiting component collision bead 3.3 comprises: collision bead ball 3.31, as spaced motion part, contacts with the first end 3.24 of above-mentioned driving lever 3.2, spring 3.32, is positioned at the cavity that above-mentioned collision bead ball 3.31 is formed with said base 3.1, when above-mentioned driving lever 3.2 is positioned at above-mentioned first restraining position and the second restraining position, above-mentioned collision bead ball 3.31 is positioned at primary importance in the inside of said base 3.1, naturalness as shown in Figure 42 and Figure 43, when above-mentioned driving lever 3.2 is that axle turns to the process of above-mentioned second restraining position as shown in figure 43 from above-mentioned first restraining position as shown in figure 42 with above-mentioned rotating shaft 3.21, above-mentioned collision bead ball 3.31 first compresses above-mentioned spring 3.32 and moves to the second position from above-mentioned primary importance to the side contrary with above-mentioned first end 3.24, above-mentioned primary importance is moved to again from said second position.

As shown in Figure 42 and Figure 43, the above-mentioned Part I 3.11 of said base 3.1 is positioned at the first surface 3.13 of the inside of said base 3.1, the above-mentioned Part II 3.12 of said base 3.1 is positioned at the second surface 3.14 of the inside of said base 3.1, and above-mentioned first surface 3.13 is relative with above-mentioned second surface 3.14.

Above-mentioned collision bead ball 3.31 can be steel ball or plastic bead, and above-mentioned spring 3.32 can be stage clip.

Above-mentioned collision bead 3.3 can also replace with shell fragment 3.4 as above-mentioned limiting component, as shown in figure 44, in conjunction with Figure 42 and Figure 43, above-mentioned shell fragment 3.4 comprises: the first spacing end 3.41, forms the clamping to above-mentioned first end 3.24 with the above-mentioned Part I 3.11 of said base 3.1; Second spacing end 3.42, forms the clamping to above-mentioned first end 3.24 with the above-mentioned Part II 3.12 of said base 3.1; Elastic bumps portion 3.43, as above-mentioned spaced motion part between above-mentioned first spacing end 3.41 and above-mentioned second spacing end 3.42.

When above-mentioned first restraining position is as shown in figure 42 the state of the pass of discharge cock device, then above-mentioned second restraining position is as shown in figure 43 the state opened of discharge cock device; Otherwise when above-mentioned first restraining position is as shown in figure 42 the state opened of discharge cock device, then above-mentioned second restraining position is as shown in figure 43 the state of the pass of discharge cock device.

Above-mentioned driving lever 3.2 can have various ways, selectable, as Figure 45, shown in Figure 46 and Figure 47, above-mentioned rotating shaft 3.21 is through a hole on above-mentioned driving lever body 3.22 or two holes, above-mentioned poke rod 3.23 is through a hole on above-mentioned driving lever body 3.22 or two holes, the shape of the shape of the cross section of above-mentioned rotating shaft 3.21 and the cross section of above-mentioned poke rod 3.23 is identical or different, selectable, the shape of the shape of the cross section of above-mentioned rotating shaft 3.21 and the cross section of above-mentioned poke rod 3.23 can be all circular, or the shape of the cross section of above-mentioned rotating shaft 3.21 is circular, the shape of the cross section of above-mentioned poke rod 3.23 is square.

Embodiment 15

Present embodiments provide a kind of optional tube type anastomat, comprise firing handle and shell, comprise a movable securing member, above-mentioned securing member is arranged on the inside of above-mentioned shell actively, a part for above-mentioned securing member is exposed to the outside of above-mentioned shell, above-mentioned securing member props up above-mentioned firing handle and prevents percussion under the original state of above-mentioned tube type anastomat, the part generation elastic deformation of above-mentioned securing member makes above-mentioned securing member automatically reset to initial position after above-mentioned tube type anastomat has been pulled the trigger, the securing member 31 of such as embodiment 1 and the securing member 32 of embodiment 2, or making above-mentioned securing member automatically reset to initial position after above-mentioned tube type anastomat has been pulled the trigger by elastomeric element, elastomeric element first torsion spring 7 of such as embodiment 3 makes safety block 4 in securing member automatically reset to initial position after above-mentioned tube type anastomat has been pulled the trigger.

Optionally, the above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, such as embodiment 1 and embodiment 2, or the parts that the direct or indirect promotion of above-mentioned firing handle stops above-mentioned securing member to move, such as embodiment 3, make a part that elastically-deformable above-mentioned securing member occur and automatically reset to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element.

Optionally, on above-mentioned shell or the inside of above-mentioned shell is provided with screens parts, what above-mentioned screens parts were direct or indirect makes above-mentioned securing member be in the position leaving above-mentioned securing member initial position, above-mentioned tube type anastomat is pulled the trigger do not stoped, the above-mentioned discharge cock device 3 of above-mentioned first projection 211 of such as embodiment 1, above-mentioned 3rd projection 225 of embodiment 2 and embodiment 3.

Optionally, above-mentioned securing member comprises elastic part, above-mentioned securing member be subject to external force direct or indirect be opened after, above-mentioned elastic part is compressed, or above-mentioned elastomeric element is compressed, above-mentioned first torsion spring 7 of above-mentioned first elastic part 317 of such as embodiment 1, above-mentioned second elastic part 325 of embodiment 2 and embodiment 3.

Optionally, above-mentioned firing handle comprises reset part, the above-mentioned securing member of promotion that above-mentioned reset part is direct or indirect, or the parts that the direct or indirect promotion of above-mentioned reset part stops above-mentioned securing member to move, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element, the above-mentioned firing handle crossbeam 132 of above-mentioned first reset surface 112 of such as embodiment 1, above-mentioned 3rd reset surface 123 of embodiment 2 and embodiment 3.

Optionally, above-mentioned securing member is provided with reset surface, above-mentioned firing handle promotes above-mentioned reset surface, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or make above-mentioned securing member automatically reset to initial position by above-mentioned elastomeric element, above-mentioned second reset surface 313 of such as embodiment 1 and above-mentioned 4th reset surface 324 of embodiment 2.

Embodiment 16

Present embodiments provide a kind of optional automatically reset method of tube type anastomat, above-mentioned tube type anastomat comprises the securing member of firing handle and at least one activity, said method comprises: above-mentioned securing member is subject to direct or indirect being opened of external force, above-mentioned tube type anastomat is pulled the trigger and is not stoped; The above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, makes above-mentioned securing member automatically reset to initial position.Such as embodiment 1, embodiment 2 and embodiment 3.

Optionally, above-mentioned securing member props up above-mentioned firing handle and prevents percussion under the original state of above-mentioned tube type anastomat, above-mentioned securing member is subject to direct or indirect being opened of external force, above-mentioned tube type anastomat is pulled the trigger do not stoped, the above-mentioned securing member of promotion that above-mentioned firing handle is direct or indirect, such as embodiment 1 and embodiment 2, or the parts that the direct or indirect promotion of above-mentioned firing handle stops above-mentioned securing member to move, such as embodiment 3, make that elastically-deformable above-mentioned securing member occurs at least partially and automatically reset to initial position, or above-mentioned tube type anastomat also comprises elastomeric element, above-mentioned securing member is made to automatically reset to initial position by above-mentioned elastomeric element.

Optionally, above-mentioned tube type anastomat also comprises shell, and above-mentioned securing member is arranged on the inside of above-mentioned shell actively, and a part for above-mentioned securing member is exposed to the outside of above-mentioned shell.

Reset mode described in above-described embodiment 1-embodiment 16 and original state, the position of initial position and original state.

Embodiment 17

Tube type anastomat described in above-described embodiment 1-embodiment 16 can also replace with mucosa anastomat in hemorrhoid, stiching instrument or single-shot Clip Applier, namely the required securing member that automatically reset involved by above-mentioned tube type anastomat etc. also can apply on the apparatuses such as mucosa anastomat in hemorrhoid, stiching instrument or single-shot Clip Applier, the operation principle of the medical surgery operating theater instruments be namely suitable for is for holding firing handle, percussion completes, unclamp firing handle, the automatically reset medical surgery operating theater instruments of firing handle.

As shown in figure 48, provide a kind of optional stapler, above-mentioned stapler is provided with above-mentioned securing member 31 and corresponding firing handle, and the enlarged drawing of the details A of Figure 48 is as shown in Figure 48-A.

As shown in figure 49, provide a kind of optional stapler, above-mentioned stapler is provided with above-mentioned securing member 32 and corresponding firing handle, and the enlarged drawing of the details A of Figure 49 is as shown in Figure 49-A.

As shown in figure 50, provide a kind of optional Linear stapler, above-mentioned Linear stapler is provided with above-mentioned securing member 31 and corresponding firing handle, and the enlarged drawing of the details A of Figure 50 is as shown in Figure 50-A.

As shown in figure 51, provide a kind of optional Linear stapler, above-mentioned Linear stapler is provided with above-mentioned securing member 32 and corresponding firing handle, and the enlarged drawing of the details A of Figure 51 is as shown in Figure 51-A.

As in figure 52, provide a kind of optional titanium clamp pincers, above-mentioned titanium clamp pincers is provided with above-mentioned securing member 31 and corresponding firing handle, and the enlarged drawing of the details A of Figure 52 is as shown in Figure 52-A.

As shown in Figure 53, provide a kind of optional titanium clamp pincers, above-mentioned titanium clamp pincers is provided with above-mentioned securing member 32 and corresponding firing handle, and the enlarged drawing of the details A of Figure 53 is as shown in Figure 53-A.

As shown in Figure 54, provide mucosa anastomat in a kind of optional hemorrhoid, in above-mentioned hemorrhoid, mucosa anastomat is provided with above-mentioned securing member 31 and corresponding firing handle, and the enlarged drawing of the details A of Figure 54 is as shown in Figure 54-A.

As shown in fig. 55, provide mucosa anastomat in a kind of optional hemorrhoid, in above-mentioned hemorrhoid, mucosa anastomat is provided with above-mentioned securing member 32 and corresponding firing handle, and the enlarged drawing of the details A of Figure 55 is as shown in Figure 55-A.

Claims

1. the automatically reset method of medical surgery operating theater instruments, is characterized in that, described medical surgery operating theater instruments comprises the securing member of firing handle and at least one activity, and described method comprises:

Described securing member is subject to direct or indirect being opened of external force, described medical surgery operating theater instruments is pulled the trigger and is not stoped;

The described securing member of promotion that described firing handle is direct or indirect, makes described securing member automatically reset to initial position.

2. method according to claim 1, it is characterized in that, described securing member props up described firing handle and prevents percussion under the original state of described medical surgery operating theater instruments, described securing member is subject to direct or indirect being opened of external force, described medical surgery operating theater instruments is pulled the trigger do not stoped, the described securing member of promotion that described firing handle is direct or indirect, or the parts that the direct or indirect promotion of described firing handle stops described securing member to move, make that elastically-deformable described securing member occurs at least partially and automatically reset to initial position, or described medical surgery operating theater instruments also comprises elastomeric element, described securing member is made to automatically reset to initial position by described elastomeric element.

3. method according to claim 1, is characterized in that, described medical surgery operating theater instruments also comprises shell, and described securing member is arranged on the inside of described shell actively, and a part for described securing member is exposed to the outside of described shell.

4. method according to claim 3, it is characterized in that, on described shell or the inside of described shell is provided with screens parts, what described screens parts were direct or indirect makes described securing member be in the position leaving described securing member initial position, described medical surgery operating theater instruments is pulled the trigger and is not stoped.

5. method according to claim 2, is characterized in that, described securing member comprises elastic part, described securing member be subject to external force direct or indirect be opened after, described elastic part is compressed, or described elastomeric element is compressed.

6. method according to claim 2, it is characterized in that, described firing handle comprises reset part, the described securing member of promotion that described reset part is direct or indirect, or the parts that the direct or indirect promotion of described reset part stops described securing member to move, make that elastically-deformable described securing member occurs at least partially and automatically reset to initial position, or make described securing member automatically reset to initial position by described elastomeric element.

7. a medical surgery operating theater instruments, comprise firing handle and shell, it is characterized in that, at least comprise a movable securing member, described securing member is arranged on the inside of described shell actively, a part for described securing member is exposed to the outside of described shell, described securing member props up described firing handle and prevents percussion under the original state of described medical surgery operating theater instruments, the elastic deformation of generation at least partially of described securing member or make described securing member automatically reset to initial position after described medical surgery operating theater instruments has been pulled the trigger by elastomeric element.

8. medical surgery operating theater instruments according to claim 7, it is characterized in that, the described securing member of promotion that described firing handle is direct or indirect, or the parts that the direct or indirect promotion of described firing handle stops described securing member to move, make that elastically-deformable described securing member occurs at least partially and automatically reset to initial position, or make described securing member automatically reset to initial position by described elastomeric element.

9. medical surgery operating theater instruments according to claim 7, it is characterized in that, on described shell or the inside of described shell is provided with screens parts, what described screens parts were direct or indirect makes described securing member be in the position leaving described securing member initial position, described medical surgery operating theater instruments is pulled the trigger and is not stoped.

10. medical surgery operating theater instruments according to claim 7, is characterized in that, described securing member comprises elastic part, described securing member be subject to external force direct or indirect be opened after, described elastic part is compressed, or described elastomeric element is compressed.

11. medical surgery operating theater instruments according to claim 7, it is characterized in that, described firing handle comprises reset part, the described securing member of promotion that described reset part is direct or indirect, or the parts that the direct or indirect promotion of described reset part stops described securing member to move, make that elastically-deformable described securing member occurs at least partially and automatically reset to initial position, or make described securing member automatically reset to initial position by described elastomeric element.

Medical surgery operating theater instruments described in 12. according to Claim 8 to 11 are arbitrary, it is characterized in that, described securing member is provided with reset surface, described firing handle promotes described reset surface, make that elastically-deformable described securing member occurs at least partially and automatically reset to initial position, or make described securing member automatically reset to initial position by described elastomeric element.

13. according to the arbitrary described medical surgery operating theater instruments of claim 7 to 11, it is characterized in that, described securing member is interior safety block (4), described interior safety block (4) props up described firing handle (13) and prevents percussion under the original state of described medical surgery operating theater instruments, and described interior safety block (4) is rotationally connected by the first elastomeric element (7) and described shell (23); Described medical surgery operating theater instruments also comprises:

Main bar alive (5), described main bar alive (5) and described shell (23) are rotationally connected, described main bar alive (5) promotes described interior safety block (4), makes described interior safety block (4) cannot stop the rotation of described firing handle (13);

Secondary bar (6) of living, described pair bar (6) alive is rotationally connected by the second elastomeric element (8) and described shell (23), described firing handle (13) promotes described pair bar (6) alive, makes described pair bar (6) alive promote described main bar alive (5) and resets;

And discharge cock device (3), described discharge cock device (3) contacts with described main bar alive (5).

14. medical surgery operating theater instruments according to claim 13, it is characterized in that, described discharge cock device (3) promotes described main bar alive (5), makes described main bar alive (5) promote described interior safety block (4) and leaves described firing handle (13).

15. medical surgery operating theater instruments according to claim 13, it is characterized in that, described interior safety block (4) is provided with positive stop end (41), described firing handle (13) is provided with firing handle projection (131), and the described positive stop end (41) of described interior safety block (4) props up described firing handle projection (131) and prevents percussion under the original state of described medical surgery operating theater instruments.

16. medical surgery operating theater instruments according to claim 13, it is characterized in that, described firing handle (13) is provided with firing handle crossbeam (132), described firing handle crossbeam (132) promotes described pair bar (6) alive after percussion completes, make described pair bar (6) alive promote described main bar alive (5) to reset, described main bar alive (5) promotes the reset of described discharge cock device (3).

17. medical surgery operating theater instruments according to claim 13, it is characterized in that, described interior safety block (4) is provided with interior safety block projection (41), one end (71) of described first elastomeric element (7) contacts with described interior safety block projection (41) and connects, and the other end (72) of described first elastomeric element (7) contacts with described shell (23) and connects.

18. medical surgery operating theater instruments according to claim 13, it is characterized in that, described main bar alive (5) is provided with main bar alive first bar (51) and main bar alive second bar (52), described main bar first bar (51) alive contacts with described discharge cock device (3) and connects, and described main bar second bar (52) alive and described pair bar (6) alive coordinate.

19. medical surgery operating theater instruments according to claim 18, it is characterized in that, described pair bar (6) alive is provided with secondary live bar first bar (61) and pair bar second bar (62) alive, described main bar second bar (52) alive and described pair bar second bar (62) alive coordinate, in the process resetted, described firing handle (13) promotes described pair bar first bar (61) alive, makes described pair bar second bar (62) alive promote described main bar second bar (52) alive.

20. medical surgery operating theater instruments according to claim 19, it is characterized in that, one end of described second elastomeric element (8) and described pair bar first bar (61) alive contact and connect, and the other end of described second elastomeric element (8) contacts with described shell (23) and connects.

21. medical surgery operating theater instruments according to claim 13, is characterized in that, described first elastomeric element (7) is torsion spring, leaf spring, extension spring or stage clip; Described second elastomeric element (8) is torsion spring, leaf spring, extension spring or stage clip.

22. according to the arbitrary described medical surgery operating theater instruments of claim 7 to 21, and it is characterized in that, described medical surgery operating theater instruments is mucosa anastomat in tube type anastomat, hemorrhoid, stiching instrument or single-shot Clip Applier.