CN206414306U - Tissue closing device and medicine equipment - Google Patents

Abstract

The utility model provide a kind of tissue closing device and medicine equipment, including can be with respect to opened/closed the first holder, the second holder, pocket component, closing assembly；The pocket component, with the initial position positioned at the tissue closing device near-end, the firing position positioned at the tissue closing device distal end, the pocket component from initial position to firing position when, the pocket component by accommodating chamber portion of tissue draw in non-tightening state pocket；The closing assembly, with the initial position positioned at the tissue closing device near-end, the firing position positioned at the tissue closing device distal end, the closing assembly from initial position to firing position when, the portion of tissue in accommodating chamber is drawn in and forms the pocket of closure by the closing assembly.The tissue closing device can form the pocket of a closure, closing pathological tissues end, a gathering rather than the pocket tightened up simultaneously, be easy to subsequent operation.

Description

Tissue closing device and medicine equipment

Technical field

The utility model is related to technical field of medical instruments, more particularly to a kind of tissue closing device and is closed with the tissue Attach together the medicine equipment put.

Background technology

In existing gastrointestinal cancer patients, to open an otch passage again on stomach wall could be by removed tumour Tissue takes out external；Otch more than so is not only unsightly, and bigger wound can be caused to sufferer.

In addition, in existing gastral anastomosis operation, typically first using linear pattern or arc line type stapler to human body tubulose The detachment that tissue carries out multi-angle is coincide, and reuses circular-pipe anastomat and the tissue after detachment dock and coincide.However, working as After being coincide using linear pattern or arc line type stapler to human body tubular tissue progress detachment, because previous anastomotic is wire, especially It is when low rectal position is done, due to being limited and its linear pattern apparatus pivot angle by human body basin bottom operating space Limitation, it may appear that intersect nail phenomenon, so, " cat ear " can be present by reusing when circular-pipe anastomat coincide, not only fistula Risk, and repeatedly to be coincide when tumour is located at low level, operation cost is higher.

Utility model content

The purpose of this utility model is to provide a kind of tissue closing device and the Medical treatment device with the tissue closing device Tool.

To realize above-mentioned utility model purpose, the utility model provides a kind of tissue closing device, the tissue closure Device includes shape after the first holder, the second holder that can be with respect to opened/closed, first holder and second holder closure Into accommodating chamber；The tissue closing device also include along the spaced pocket component of the tissue closing device width, Closing assembly；The pocket component, with the initial position positioned at the tissue closing device near-end, positioned at the tissue closure The firing position of device distal end, the pocket component from initial position to firing position when, the pocket component will be located at accommodate The portion of tissue of intracavitary draws the pocket in non-tightening state in；The closing assembly, near positioned at the tissue closing device The initial position at end, the firing position positioned at the tissue closing device distal end, the closing assembly is from initial position to percussion During position, the portion of tissue in accommodating chamber is drawn in and forms the pocket of closure by the closing assembly.

As further improvement of the utility model, on the relative clamping face of first holder, second holder With from the spaced some projections of proximate, the projection be provided with from proximate through the projection and with The needle tray of the accommodating chamber connection；Projection on first holder and second holder is shifted to install from proximate, And when first holder and second holder closure, the projection formation wave on first holder and second holder The clamping gap of type；The pocket component has the first pedestal, a pair of syringe needles for being movably connected on first pedestal, connection one Purse wire to the near-end of the syringe needle, be fixed on first holder and/or second holder distal end and with described in a pair The connector that syringe needle coordinates；The pocket component, which has, is located at the initial position of the tissue closing device near-end, positioned at described The firing position of tissue closing device distal end, the pocket component from initial position to firing position when, the syringe needle penetrates position It is connected in the portion of tissue in accommodating chamber and with the connector.

As further improvement of the utility model, first holder and second holder include pod, fixed In the first grip block coordinated in each pod and with the pocket component, positioned at the pod and first grip block Between and from proximate extend passage；Have on first grip block and institute is arranged at intervals and connected from proximate State some openings of passage and the accommodating chamber, the projection be located in the opening and can in the opening along perpendicular to The direction of the grip block is closer or far from the pod；The tissue closing device also includes can be by drivingly described logical From proximate movement gradually to drive the projection on first grip block towards the direction for deviating from the pod in road Mobile pushing block, after the pushing block is moved to distal end, the projection positioned at the pushing block near-end departs from the pushing block.

As further improvement of the utility model, one in the opening and the projection is determined provided with least one Xiang Zhu, another is provided with the guide slot matched with the orientation post；The orientation post is engaged to draw with the guide slot Lead the projection close to or away from the pod movement.

As further improvement of the utility model, the projection includes relative and spaced first wall and second Wall, the connection wall for connecting first wall and second wall, first wall, the second wall and the connection wall are enclosed and set to form court The needle tray opened to the side away from the connection wall;The connection wall is lateral from the one of the connection wall provided with least one The banking stop protruded out outside, when the projection is moved away from the pod, the banking stop rides over the edge of the opening and plays limit The fixed effect that it is continued to move to.

As further improvement of the utility model, each projection has towards the side of the pod is located at near-end Inclined plane, the plane positioned at the inclined plane distal end；The pushing block has oblique positioned at distal end and with inclined plane cooperation Face, positioned at the planar portions of the inclined plane part near-end.

As further improvement of the utility model, the planar portions are more than described along the width on proximate direction Projection is along the width on proximate direction.

As further improvement of the utility model, the pocket component also includes on first pedestal with fixation A pair of needle sleeves of a pair of syringe needles, the needle sleeve both ends open and in hollow form, and each needle hub has The cable tray for opening and extending from proximate towards another needle hub.

As further improvement of the utility model, the distal end of at least one first grip block is provided with another institute State the first binding block that the first grip block is protruded out；First binding block has to be set along the first grip block width interval A pair of the walls put, a pair of walls are cooperatively provided with the insertion slot for planting the connector, the connector insertion After in the insertion slot, the connecting hole is located in the gap between a pair of walls and the connecting hole is from proximate insertion The connector.

As further improvement of the utility model, first holder and second holder include pod, fixed In the second grip block coordinated in each pod with closing assembly；The closing assembly includes can be by drivingly described The second pedestal for being moved from proximate in accommodating chamber, closure nail, make the nail anvil of the closure nail closure, the closure nail and One in the nail anvil is arranged at the second pedestal distal end, and another is arranged at first holder and/or described second The distal end of holder；The closing assembly, which has, to be located at the initial position of the tissue closing device near-end, is closed positioned at the tissue The firing position for putting distal end is attached together, when the pocket component is located at firing position, the closure nail, which is drawn in, to be located in accommodating chamber Portion of tissue simultaneously forms closure pocket.

As further improvement of the utility model, the distal end of at least one second grip block is provided with another institute The second binding block that the second grip block is protruded out is stated, second binding block includes the second grip block direction first from the second holder The ennation that matrix that holder is protruded out, one end from matrix towards the first holder proximally extend, another second grip block With the resigning portion stepped down to the ennation；The closure nail is fixed on the ennation, described matrix, with described matrix Second grip block between, the nail anvil is fixed on the distal end of second pedestal.

As further improvement of the utility model, closure nail includes the first nail pin, that pin is followed closely with first is parallel the Pin and the second nail pin and the 3rd nail pin are followed closely in two nail pin, the 3rd nail pin between the first nail pin and the second nail pin, connection first Connected nail pin；Described matrix is fixed on the second grip block of the second holder, and the second grip block of first holder has The resigning portion stepped down to the ennation；The second grip block opening of second holder is provided with the ennation to receive Hold the first accepting groove of the first nail pin, the connection that described matrix is provided with near-end opening to house the connected nail pin is received Tank, the second grip block of second holder is provided with ennation opening to house the second accepting groove of the second nail pin.

As further improvement of the utility model, the tissue closing device also includes being respectively used to promote the pocket The first catch bar that component, closing assembly are moved from proximate, the second catch bar.

As further improvement of the utility model, the tissue closing device is also included in near-end and connects first base The base joint of seat and the second pedestal, proximally act on the base joint to drive the pocket component and described close The catch bar that seaming element is moved from proximate.

As further improvement of the utility model, the tissue closing device also includes cutter, the cutter Distal end is designed to blade；First holder and second holder are respectively provided with the tool slot extended from proximate, institute State pocket component, the closing assembly and be divided into the both sides of the tool slot；It is described when the cutter are in non-firing position Blade is located between the pocket component, the closing assembly；When the cutter are in firing position, the blade is from near-end Exceed the pocket component, the closing assembly to distal end.

As further improvement of the utility model, the cutter are I-shaped knife, and the cutter include the first closure Piece, the second close out sheet, the cutting edge for connecting first close out sheet and second close out sheet, the blade are located at the cutting knife The distal end of piece；After the cutter are assembled with first holder and the second holder, the cutting edge is located in the tool slot, First close out sheet is located at the side that first holder deviates from second holder, and second close out sheet is located at described the Two holders deviate from the side of first holder.

As further improvement of the utility model, the tissue closing device is also included positioned at the remote of each passage Hold to drive the shell fragment that the pushing block is moved towards the direction away from the pod；The tissue closing device also includes cutter, The distal end of the cutter is designed to blade；The cutter include being distally-oriented to distal end is protruded out first from the blade Push rod and second push rod, first push rod, second push rod respectively at first holder passage, described second The pushing block is promoted to be moved from proximate in the passage of holder.

As further improvement of the utility model, the tissue closing device also includes being used to promote the cutter certainly 3rd catch bar of proximate movement.

To realize above-mentioned utility model purpose, the utility model additionally provides a kind of medicine equipment, including instrument body, can Releasably it is connected to the tissue closing device of the instrument body distal end, is connected in the instrument body to fire the tissue The percussion lock of closing device.

The beneficial effects of the utility model are：Tissue closing device of the present utility model passes through pocket component and closing assembly Two pockets are formed in the side of pathological tissues, are closed in particular by closing assembly in a formation one close to pathological tissues Close pocket, closing pathological tissues end；Threading is carried out to the tubular tissue of opposite side by pocket component but not closed, lesion is treated Organize after natural passage takes out in vitro, then carry out take-up to close to form pocket, be easy to the operation of next step anastomosis.

Brief description of the drawings

Fig. 1 is the structural representation of the medicine equipment of the better embodiment of the utility model one.

Fig. 2 is schematic diagram of the tissue closing device when the first holder and the second holder are closed shown in Fig. 1.

Fig. 3 is tissue closing device shown in Fig. 2 in the schematic diagram of another angle.

Fig. 4 is tissue closing device shown in Fig. 3 in the schematic diagram of another angle.

Fig. 5 is partial sectional views of the Fig. 4 along B-B directions.

Fig. 6 is partial sectional views of the Fig. 4 along D-D directions.

Fig. 7 is the local sectional view in D-D direction of the tissue closing device during pocket is formed shown in Fig. 4.

Fig. 8 is schematic diagram of the shown tissue closing device when the first holder and the second holder are opened.

Fig. 9 is tissue closing device shown in Fig. 8 in the schematic diagram of another angle.

Figure 10 is Fig. 8 partial enlarged drawing.

Figure 11 is the schematic diagram of pocket component and closing assembly when not forming pocket in the embodiment of the utility model one.

Figure 12 is the schematic diagram of pocket component and closing assembly when forming pocket shown in Figure 11.

Figure 13 is that pocket component, closing assembly, cutter in the embodiment of the utility model one are forming pocket but tissue Cooperation schematic diagram before not being cut.

Figure 14 is the cooperation schematic diagram of pocket component, closing assembly, cutter after cutting tissue shown in Figure 13.

Figure 15 is the schematic diagram of the pocket using tissue closing device of the present utility model formation.

Figure 16 is Figure 15 pocket in the schematic diagram of another angle.

Embodiment

The utility model is described in detail below with reference to embodiment shown in the drawings.But these embodiment party Formula is not intended to limit the utility model, structure that one of ordinary skill in the art is made according to these embodiments, method or Conversion functionally is all contained in protection domain of the present utility model.

Clearly to express position and direction described in the utility model, using exercises on apparatus author as reference, close to behaviour One end of author is near-end, and one end away from operator is distal end.

As shown in figure 1, be the medicine equipment 100 of the utility model better embodiment, including it is instrument body 1, detachable Ground is connected to the tissue closing device 2 of the distal end of instrument body 1, is connected in the instrument body 1 to fire the tissue The percussion lock 3 of closing device 2.It will be appreciated by persons skilled in the art that the instrument body 1 and the percussion lock 3 Concrete structure do not limit, as long as the tissue closing device 2 can be fired ordinatedly；Such as described instrument body 1 can edge With but be not limited to linear pattern or the mechanism of instrument body 1 of arc line shaped stapler.

As shown in Fig. 2 ~ Figure 14, the tissue closing device 2 of the utility model better embodiment is mainly used in human body tubulose Tissue 200 cuts off the anastomosis of lesion portion, and such as alimentary tract anastomosis is performed the operation；And the pathological tissues two ends of excision are closed into Pocket, while using the original natural passage of human body, such as anus is carried out next again after pathological tissues are taken out using apparatus Step operation.

Typical human body tubular tissue 200 includes but is not limited to：Blood vessel, including artery and vein；Alimentary canal, including food Road, stomach, small intestine, colon, rectum；Bile duct and pancreas；The urinary tract, including ureter, bladder and urethra；And fallopian tubal etc..Can With understanding, the tissue closing device 2 can be used in coincide same human body tubular tissue 200 or human body tubulose not of the same race Tissue 200.For example, when lesion occurs for the center section of colon, the tissue closing device 2, which is used to coincide, connects two of colon Point, and the tubular track re-created is that colon is interior in itself；And lesion portion is sigmoid colon, it is directly to rectum , the tissue closing device 2 is used for coincide connection colon and rectum, and the tubular track re-created is located at rectum and colon Between.

On the whole, the tissue closing device 2 includes the tissue closing device 2 being connected to the instrument body 1 Transfer connector 21, can be with respect to the first holder 22 and the second holder 23 of opened/closed, along the width of tissue closing device 2 What the spaced pocket component 25 in direction and closing assembly 26/ were engaged with first holder 22 and second holder 23 The grade part of cutter 24.It will be appreciated by persons skilled in the art that each part is not limited to describe with the utility model Miscellaneous part use cooperatively, can also be used cooperatively with the miscellaneous part of the non-exclusive list of the utility model.

After the transfer connector 21 is connected with the instrument body 1, the structure controlled the need for the transfer part inside Associated with percussion lock 3.

Hull shape is into accommodating chamber 27 after first holder 22 and second holder 23 closure.First holder 22 and institute State the second holder 23 relative to open, enter for human body tubular tissue 200 in the accommodating chamber 27；Afterwards by first holder 22 and second holder 23 closure form accommodating chamber 27, the part human body tubular tissue 200 i.e. by the first holder 22 and second Holder 23 is held in the accommodating chamber 27, to facilitate subsequent operation.It will be appreciated by persons skilled in the art that after so-called Continuous operation includes but is not limited to：The boundling pocket for drawing the formation center of part human body tubular tissue 200 in；Cut human body tubulose Tissue 200 etc..

In the present embodiment, the near-end of the near-end of first holder 22 and second holder 23 is pivotally connected, and described The distal end of first holder 22, the second holder 23 distal end in it is split type can accommodating chamber 27 described in opened/closed；First holder When 22 distal end, the distal end separation of second holder 23, first holder 22 and second holder 23 are opened in approximate V-type Mouthful.

Specifically, first holder 22 and second holder 23 include the pod 28 of channel-shaped, are fixed on each institute State in pod 28 and along spaced first grip block 29 of width, the second grip block 20 of the pod 28.Described One grip block 29 and second grip block 20 are in the same plane, and first grip block 29 and/or second folder Hold the passage 2a for being formed and being extended from proximate between plate 20 and the pod 28.

The connected mode of first grip block 29 and the pod 28 and second grip block 20 and the pod 28 Connected mode it is identical, will be illustrated below by taking the connected mode of first grip block 29 and the pod 28 as an example：Institute Stating the first grip block 29 and the pod 28 can be set for split, one in the pod 28 and first grip block 29 It is provided with some fixed columns（It is not shown）, another be provided with and the one-to-one fixing groove of the fixed column（It is not shown）.Institute State after pod 28 and first grip block 29 be fixed together, the pod 28 enclosed with first grip block 29 sets to be formed from The passage 2a of proximate direction extension.Certainly, the pod 28 can also be set with first grip block 29 in integral type Put.

The near-end of the pod 28 of first holder 22 is provided with pivot（Non- label）, the pod 28 of second holder 23 leans on Provided with the pivot hole being engaged with the pivot at the position of nearly near-end（Non- label）；The pivot insert in the pivot hole and When first holder 22 and second holder 23 closure, first holder 22 is equal with the distal end of second holder 23 Together, the near-end of the pod 28 of second holder 23 beyond first holder 22 pod 28 near-end, with facilitate and its He assembles apparatus structure.

Have on first grip block 29 from the spaced some projections 292 of proximate, first clamping Some projections 292 on plate 29 are inline, and the projection 292, which is provided with from proximate, runs through the projection 292 and the needle tray 293 that is connected with the accommodating chamber 27；Projection 292 on first holder 22 and second holder 23 is certainly Proximate is shifted to install, and when first holder 22 and second holder 23 closure, first holder 22 and institute State the clamping gap of the formation undaform of projection 292 on the second holder 23.

Further, on first grip block 29 have from proximate be arranged at intervals and connect the passage 2a with Some openings 291 of the accommodating chamber 27, the projection 292 are located in the opening 291 and can leaned in the opening 291 Close or remote from the pod 28.It will be appreciated by persons skilled in the art that spaced some openings 291 can be interval Some independent openings 291 set；Spaced some openings 291 can also be in one from proximate connection Big opening 291.

When first holder 22 and second holder 23 are closed, the first grip block 29 in first holder 22 It is parallel with the first grip block 29 in second holder 23, and the projection on first holder 22 and second holder 23 292 shift to install from proximate.When first holder 22 and second holder 23 are closed, when not firing, Due to the active force of tubular tissue 200, some projections 292 on first holder 22, second holder 23 distinguish part It is hidden in the passage 2a that first holder 22, second holder 23 are formed with the grip block.Wherein, it is so-called It is parallel to refer to almost parallel, the parallel of proper two planes is not refered in particular to, for example, can be from proximate Direction formed distal jaw be more than near-end jaw anti-jaw, to reduce percussion force.

One in the opening 291 and the projection 292 orients post 294 provided with least one, and another is provided with The guide slot 295 matched with the orientation post 294.The orientation post 294 is engaged described to guide with the guide slot 295 Projection 292 close to or moved away from the pod 28, it is understood that for the projection 292 close to or away from the pod 28 When, the orientation post 294 moves Sloped rotating during preventing that the projection 292 from moving in the guide slot 295.The present embodiment In, two guide slots 295 being oppositely arranged are provided with the projection 292,291 inwalls of the opening are provided with two orientation posts 294。

Specifically, the projection 292 includes the relative and spaced wall 2922 of first wall 2921 and second, connects described The connection wall 2923 of first wall 2921 and second wall 2922, first wall 2921, the second wall 2922 and the connection wall 2923 enclose the class v type needle groove 293 for setting and forming the side for facing away from the connection wall 2923 opening.

The connection wall 2923 has inclined plane 2924 away from the near-end of the outside wall surface of the needle tray 293, to facilitate from institute The near-end for stating projection 292 drives the projection 292 to be moved away from the pod 28.Further, the connection wall 2923 is outer Wall also has plane 2925 positioned at the distal end of inclined plane 2924, positioned at the distal end of the plane 2925 and with the inclined plane 2924 symmetrically arranged symmetrical inclined planes 2926, so that the projection 292 can proximally and distally exchange installation, and it is whether right Adjusting installation to realize proximally drives the projection 292 to be moved away from the pod 28.Certainly, the inclined plane 2924, The plane 2925 and the symmetrical inclined plane 2926 can also be collectively forming a cambered surface, reach same effect.

The connection wall 2923 is provided with the banking stop that at least one is protruded outward from the side of the connection wall 2923 2927, the projection 292 away from the pod 28 move when the banking stop 2927 ride over it is described opening 291 edge play Limit its effect continued to move to so that the outside wall surface of the connection wall 2923 is always positioned in the passage 2a.The present embodiment In, the connection wall 2923 has distal end banking stop 2927b, the near-end banking stop extended respectively to two ends from distal end, near-end 2927a, when the projection 292 is moved away from the pod 28, the distal end banking stop 2927b, near-end banking stop 2927a take Playing a part of restriction at the edge of the opening 291, it is continued to move to.

In addition, the pod 28 be provided with to house and the spacing connection wall 2923 outside wall surface stopper slot（Not Diagram）, when the projection 292 is moved towards the pod 28, the stopper slot supports the connection wall 2923 and plays limitation Its effect continued to move to so that first wall 2921 and the second wall 2922 are away from one end position all the time of the connection wall 2923 In in the accommodating chamber 27.When the projection 292 is close to the pod 28, the distal end banking stop 2927b, near-end banking stop 2927a is located at outside the stopper slot.

First wall 2921 deviates from the needle tray 293 away from the outside wall surface and second wall 2922 of the needle tray 293 Outside wall surface on be equipped with least one guide slot 295, have and determining that the guide slot 295 is engaged in the opening 291 To post 294；The projection 292 close to or during away from the pod 28, the orientation post 294 is moved in the guide slot 295, To ensure that the projection 292 is moved along perpendicular to the direction of the grip block, the run-off the straight in movement of projection 292 is prevented.

Further, also include can be by drivingly in the first grip block 29 and the pod for the tissue closing device 2 From proximate movement gradually to drive some courts of projection 292 on the grip block in the passage 2a between 28 The pushing block 2b moved away from the direction of the pod 28.After the pushing block 2b is moved to distal end, positioned at the pushing block 2b near-ends Projection 292 departs from the pushing block 2b and can returned to by tissue in passage 2a, to concede accommodating chamber 27 for other mechanisms near Hold mobile to distal end.

Specifically, the projection 292 has towards the side of the pod 28 is located at the inclined plane 2924 of near-end, positioned at institute State the plane 2925 of the distal end of inclined plane 2924；The inclined-plane that the pushing block 2b has positioned at distal end and coordinated with the inclined plane 2924 Portion 2b1, the planar portions 2b2 positioned at the inclined plane part 2b1 near-ends；The pushing block 2b is moved in the passage 2a from proximate When dynamic, the inclined plane part 2b1 acts on the inclined plane 2924 to drive the projection 292 to be moved to institute away from the pod 28 State the plane 2925 and planar portions 2b2 to support, now the banking stop 2927 is overlapped on the edge of the opening 291.This reality Apply in example, length of the planar portions 2b2 along proximate bearing of trend is designed to, positioned at pushing away for first holder 22 When block 2b planar portions 2b2 and one of projection 292 plane 2925 are mutually supported, positioned at the pushing block 2b of second holder 23 Planar portions 2b2 also mutually supported with the plane 2925 of one of projection 292 simultaneously, and two projections 292 are adjacent.

Further, the planar portions 2b2 exists from the width on proximate direction, being greater than the projection 292 Near-end is from the width on distal direction so that in percussion simultaneously, it is ensured that have at least on each first grip block 29 Two projections 292 by jack-up, and with it is opposite by the projection 292 of jack-up be collectively forming it is corrugated tissue folder close Face, to ensure the passage of needle tray 293 that insertion can be formed in the tissue clamped in the presence of pushing block 2b by the projection 292 2a；And when pushing block 2b continues distal movement, the projection 292 positioned at the pushing block 2b near-ends is due to losing the pushing block 2b's Act on and return, other mechanism distal movements are not hindered.

Further, the tissue closing device 2 also includes positioned at the distal end of the passage 2a driving the pushing block 2b The shell fragment 2c moved towards the direction away from the pod 28.Specifically, the shell fragment 2c is located on first grip block 29 The distal end of all projections 292, it is described after the pushing block 2b promotes all projections 292 to be moved away from the holder Shell fragment 2c drives the pushing block 2b to be moved towards the direction away from the pod 28, so as to concede passage 2a, is easy to other devices The operation of tool.

Further, to be provided with another first grip block 29 convex for the distal end of at least one first grip block 29 The first binding block 296 stretched, the first holder 22 and the second holder 23 to support closure, while being also possible to prevent to be held on two Tubular tissue 200 between individual first grip block 29 overflows.The distal end of at least one second grip block 20 is provided with separately The second binding block 201 that second grip block 20 described in one is protruded out, the first holder 22 and the second holder 23 to support closure, together When the tubular tissue 200 that is also possible to prevent to be held between two the second grip blocks 20 overflow.

Specifically, the first grip block 29 of first holder 22, the distal end of the second grip block 20 are respectively equipped with towards institute When stating the first binding block 296, the second binding block 201 that the second holder 23 is protruded out, the first holder 22 and the second holder 23 closure, institute State the first grip block 29, second that the first binding block 296, second binding block 201 are held in second holder 23 respectively The accommodating chamber 27 is closed on grip block 20, while preventing tubular tissue 200 from overflowing.In other embodiment, first button The first grip block 29, the second grip block of second holder 23 can also be respectively arranged at by closing block 296, the second binding block 201 20 distal end.Or, first binding block 296 includes being divided into two parts described in a pair on first grip block 29, first When the holder 23 of holder 22 and second is closed, the two parts support to close the receiving between a pair of first grip blocks 29 in opposite directions Chamber 27.First binding block 296 includes being divided into two parts described in a pair on second grip block 20, the first holder 22 and the When two holders 23 are closed, the two parts support to close the accommodating chamber 27 between a pair of second grip blocks 20 in opposite directions.

When first holder 22, the second holder 23 are opened, human body tubular tissue 200 can enter described from V-type opening In accommodating chamber 27；By apparatus or manually so that first holder 22 and second holder 23 are closed in opposite directions, until described First binding block 296, second binding block 201 close the accommodating chamber 27, and playing a part of limitation, both continue to close, together When prevent human body tubular tissue 200 to excessive.

In addition, first holder 22 and second holder 23 also have along first holder 22 to described second The tool slot 2d that the direction of holder 23 is run through, and the tool slot 2d extends from proximate, it is first grip block 29, described Second grip block 20 is divided into the both sides of the tool slot 2d.

The first clamping can also be not provided with by being different from above-described embodiment, first holder 22, second holder 23 Plate 29, is now respectively provided with from proximate interval on the relative clamping face of first holder 22, second holder 23 and sets Some projections 292 put, the projection 292 be provided with from proximate through the projection 292 and with the accommodating chamber 27 The needle tray 293 of connection；Projection 292 on first holder 22 and second holder 23 is shifted to install from proximate, And when first holder 22 and second holder 23 closure, the projection on first holder 22 and second holder 23 Form the clamping gap of undaform.

The tissue closing device 2 also includes being engaged with a pair first grip blocks 29, a pair of second grip blocks 20 respectively Pocket component 25, closing assembly 26, with simultaneously the tubular tissue 200 with lesion side formed two pockets；Therefore When cutting human body tubular tissue 200 between two pockets, the end of the tubular tissue 200 with lesion tightens pass by pocket Close, be difficult to disengage, be easy to follow-up take out in vitro.

The pocket component 25, which has, is located at the initial position of the near-end of tissue closing device 100, positioned at the tissue The firing position of the distal end of closing device 100, the pocket component 25 from initial position to firing position when, the pocket component 25 Portion of tissue 200 in accommodating chamber 27 is drawn in the pocket in non-tightening state.

The pocket component 25 includes can be by the first pedestal 251 drivingly from proximate movement, positioned at first A pair of needle sleeves 252 of the distal end of pedestal 251, the syringe needle 253 being movably connected in each described sleeve pipe, connection a pair described in pin The purse wire 255 of first 253 near-end and be fixed on first holder 22 and/or the distal end of second holder 23 and with a pair The connector 254 that the syringe needle 253 coordinates, the connector 254 has the connecting hole to house each syringe needle 253 2541.After the syringe needle 253 is connected with the connector 254, the connecting hole 2541 is in the axial direction of the pocket component 25 The syringe needle 253 is carried out spacing.

In the present embodiment, first binding block 296 has spaced along the width of the first grip block 29 A pair of walls 2961, a pair of walls 2961 are cooperatively provided with towards the gap open in the middle of a pair of walls 2961 for inserting Put the insertion slot of connector 254（Non- label）.After the connector 254 is inserted in the insertion slot, the connecting hole 2541 Connector 254 in gap between a pair of walls 2961 and described in the connecting hole 2541 from proximate insertion.

The connector 254 is fixed on first binding block 296, and described in connecting hole 2541 described in a pair and a pair Syringe needle 253 is corresponding.And include being respectively arranged at two described in a pair on first grip block 29 in first binding block 296 Timesharing, the connector 254 can also include the two parts being respectively arranged on two the first binding blocks 296, and the two parts lead to The modes such as latch are crossed mutually to fix.

The both ends open of needle sleeve 252 and in hollow form, and each needle sleeve 252 has towards another institute The cable tray 2521 that needle sleeve 252 is opened and extended from proximate is stated, the syringe needle 253 is in the needle sleeve When being moved in 252 from proximate, the purse wire 255 is moved and taken off from proximate in the cable tray 2521 From the needle sleeve 252.

The distal end of the syringe needle 253 have along the syringe needle 253 radially-inwardly depression with the phase of connecting hole 2541 Some retainer plates 2531 coordinated, some retainer plates 2531 are proximally arranged at intervals from distal end.The connecting hole 2541 is Flexible through hole, when the distal end of syringe needle 253 is protruded into the connecting hole 2541, the springhole is variable big, and When the connecting hole 2541 is located at position of the pillow provided with the retainer plate 2531, the springhole shrinks and blocked At the retainer plate 2531, the distal end of syringe needle 253 is stably connected with the connector 254, is easy to subsequently when described group Knit closing device 2 from firing position be converted to percussion complete position when, the syringe needle 253 is separated with the needle sleeve 252, can With Manual tightening pocket.

Drive first pedestal 251 from proximate move when, while gradually driving described from proximate The projection 292 of one holder 22, the projection 292 of second holder 23 move into accommodating chamber 27 and compress human body tubular tissue 200, the needle tray 293 of projection 292 respectively in first holder 22 of syringe needle 253 described in a pair, second holder 23 it is convex Moved in the needle tray 293 of block 292 and be pierced into human body tubular tissue 200, gradually pushed human body tubular tissue 200 to distal end and draw in, In the connecting hole 2541 that the connector 254 is inserted to the distal end of syringe needle described in a pair 253, make to be placed in the first folder described in a pair The human body tubular tissue 200 held between plate 29 is arranged on purse wire 255, is separated in syringe needle 253 with the needle sleeve 252 Afterwards, then tighten up the formation center of purse wire 255 gathering boundling pocket.

The closing assembly 26, which has, is located at the initial position of the near-end of tissue closing device 100, positioned at the tissue The firing position of the distal end of closing device 100, the closing assembly 26 from initial position to firing position when, the closing assembly 26 Portion of tissue 200 in accommodating chamber 27 is drawn in and the pocket of closure is formed.

The closing assembly 26 includes can be by the second pedestal 261 drivingly from proximate movement, positioned at described The nail anvil 262 of the distal end of second pedestal 261, be fixed on first holder 22 and/or the distal end of second holder 23 and with it is described The closure nail 263 that nail anvil 262 coordinates.

The closure nail 263 is in class " mountain " font, including the first nail pin 2631, second nail parallel with the first nail pin 2631 Pin 2631 and the are followed closely in pin 2633, the 3rd nail pin 2632 between the first nail nail pin 2633 of pin 2631 and second, connection first Two nail pin 2633 and the 3rd follow closely the length of the connected nail pin 2634 of pin 2632, the first nail pin 2631 and the second nail pin 2633 Degree is more than the length of the described 3rd nail pin 2632.First nail pin 2631, second nail pin 2633 and connected nail pin 2634, which are surrounded, to be used for Draw the gathering chamber 2635 of human body tubular tissue 200 in, the 3rd nail pin 2632 protrudes into the gathering from connected nail pin 2634 In chamber 2635.

Correspondingly, the nail anvil 262 has a pair be engaged respectively with the first nail nail pin 2633 of pin 2631, second and followed closely into Type groove 2621, when first pedestal 251 is moved from proximate, the first nail pin 2631 and second follows closely pin 2633 described Make in opposite directions and towards one end bending of the described 3rd nail pin 2632 away from the connected nail pin 2634 in nail forming tank 2621 described Closure nail 263 forms B fonts and is closed at the gathering chamber 2635.

In the present embodiment, second binding block 201 includes pressing from both sides from the second grip block 20 of the second holder 23 towards first Matrixes 2011 that seat 22 is protruded out, the ennation 2012 that proximally extends towards one end of the first holder 22 from matrix 2011, it is described Second grip block 20 of the first holder 22 has the resigning portion stepped down to the ennation 2012（Non- label）.The ennation The second grip block 20 that second holder 23 is provided with 2012 opens to house the first receipts of the first nail pin 2631 Tank, described matrix 2011 is provided with near-end opening to house the connection accepting groove of the connected nail pin 2634, described second Second grip block 20 of holder 23 is provided with ennation 2012 and opens to house the second accepting groove of the second nail pin 2633.

After the closure nail 263 is assemblied on second grip block 20, the first nail pin 2631 is contained in described the In one accepting groove, the second nail pin 2633 is contained in second accepting groove；So as in first holder 22 and described When second holder 23 is closed, the first nail pin 2631 and the second nail pin 2633 are not protruded into the accommodating chamber 27, And the gathering chamber 2635 is connected with the accommodating chamber 27.

Drive second pedestal 261 from proximate be moved to the first nail pin 2631 and the second nail pin 2633 against In the nail internal procedure of forming tank 2621, the nail anvil 262 is gradually by the human body pipe between a pair of second grip blocks 20 Shape tissue 200 is pushed distal end to and drawn in, and the part tubular tissue 200 is all introduced into the gathering chamber 2635 while described 3rd nail pin 2632 is penetrated inside human body tubular tissue 200 from distal end, and the first nail nail pin 2633 of pin 2631 and second will not be worn Enter in tissue.

Second pedestal 261 continues mobile to distal end, and the first nail pin 2631 and second nail bending of pin 2633 makes Closure nail 263 forms B fonts, while forming the pocket of a closure on tubular tissue 200.Due to the nail anvil during this 262 simply promote human body tubular tissue 200 to distal end it is mobile, it is necessary to percussion force it is small；Simultaneously the tubular tissue by 200 all The closure nail 263 is formed B fonts in the push-in gathering chamber 2635 again, the whole positions of human body tubular tissue 200 can be caused Followed closely in the closure in 263, the risk of no fistula；And the 3rd nail pin 2632 is pierced into tubular tissue 200, it can prevent closure from following closely 263 come off with tubular tissue 200 along its axial direction.

Certainly, in other embodiment, the closure can also be followed closely 263 and be arranged on second pedestal 261, by institute The distal end that nail anvil 262 is arranged at the holder 23 of the first holder 22 and/or second is stated, and does in structure adaptation.Drive Move second pedestal 261 from proximate move when, tissue is progressed into draw in and the 3rd closed described in the inscribe of chamber 2635 Dowel 263 penetrates tissue, and final closure nail 263 cooperatively forms the pocket of a closure with nail anvil 262.

Further, first pedestal 251 and second pedestal 261 by base joint 256 connect into one it is whole Body, so as to fire first pedestal 251 and second pedestal 261 simultaneously from proximate by a catch bar It is mobile.

In addition, having between first pedestal 251 and second pedestal 261 same towards being located at the tool slot 2d Gap on straight line, the needle sleeve 252 is located at the side that first pedestal 251 deviates from second pedestal 261, described Nail anvil 262 is located at the side that second pedestal 261 deviates from first pedestal 251.

Further, in order to be able to cutting human body tubular tissue 200, described group while pocket is formed or after formation pocket Knitting closing device 100 also includes cutter 24, and the distal end of the cutter 24 is designed to blade.The cutting edge 243 is in During non-firing position, the blade is in first pedestal 251, the gap of the second pedestal 261；B is formed in closure nail 263 Font, and after a pair of syringe needles 253 are connected with the connector 254, the cutter 24 continue mobile and in percussion to distal end During position, the cutting edge 243 is mobile to distal end out of described gap, and the blade exceeds first base from proximate The 251, second pedestal 261 of seat, cutting tissue two pockets of formation.

In the present embodiment, the cutter 24 are I-shaped knife, and closure first holder 22 and second can be played simultaneously and is pressed from both sides The effect of seat 23.Specifically, the cutter 24 are closed including the first close out sheet 241, the second close out sheet 242, connection described first Piece 241 and the cutting edge 243 of second close out sheet 242 are closed, the blade is located at the distal end of the cutting edge 243.Described One close out sheet 241 and second close out sheet 242 are protruded out from the opposite two ends of the cutting edge 243 towards both sides or side, institute Cutter 24 are stated in " work " font or in " [" type.After the cutter 24 are assembled with the holder 23 of the first holder 22 and second, The cutting edge 243 is located in the tool slot 2d, and first close out sheet 241 is located at first holder 22 away from described the The side of two holders 23, second close out sheet 242 is located at the side that second holder 23 deviates from first holder 22.

Because first holder 22 is shorter than second holder 23, when second close out sheet 242 is located at described second When the pivot hole on holder 23 is close to the side of near-end, first close out sheet 241 is located at the direction of the first holder 22 The side of near-end, now first holder 22 and second holder 23 can be opened.Cut by apparatus or manually described in promotion Cutter 24 from proximate move when, the cutting edge 243 be located at the tool slot 2d in, first close out sheet 241, institute The accommodating chamber 27 can be closed by stating the second close out sheet 242 and being respectively acting on the first holder 22, the second holder 23.

Further, the cutter 24 also include positioned at the distal end of the cutting edge 243 and protruded out towards distal direction The first push rod 244 and second push rod 245.When the cutter 24 are assembled with the holder 23 of the first holder 22 and second Afterwards, first push rod 244, second push rod 245 protrude into the passage 2a of first holder 22, second folder respectively The passage 2a of seat 23；So as to which when the cutter 24 are moved from proximate, first push rod 244, described second push away Bar 245 drives the pushing block 2b in the pushing block 2b of first holder 22, second holder 23 to be moved from proximate respectively.

Further, the tissue closing device 2 also includes being located in transfer connector 21 and is used to promote the pocket group The first catch bar that part 25, closing assembly 26, cutter 24 are moved from proximate, the second catch bar, the 3rd catch bar 211, first catch bar, the second catch bar, the 3rd catch bar 211 are connected with percussion lock 3.In first pedestal 251 Connected into second pedestal 261 by base joint 256 in the embodiment of an entirety, first catch bar and Two catch bars can be that a catch bar 212 can also be two catch bars 212, it is preferred to use a catch bar 212 is simultaneously acted on In on the base joint 256.

The use process of medicine equipment 100 of the present utility model is：By instrument body 1, percussion lock 3, tissue closure dress 2 assemblings are put, before not firing, the cutter 24, the pocket component 25, closing assembly 26 are respectively positioned on initial position, now institute Stating the first holder 22 and second holder 23 can open.

The distal end separation of first holder 22 and second holder 23, by positioned at the part tubular of pathological tissues side Tissue 200 is inserted in the accommodating chamber 27, and the closing assembly 26 compares the pocket component 25 closer to pathological tissues；It is logical Cross apparatus or promote the cutter 24 to be moved from proximate manually, first close out sheet 241, second close out sheet 242, which are respectively acting on the first holder 22, the second holder 23, can close the accommodating chamber 27.Now, tubular tissue 200 is acted on The projection 292 causes the projection 292 to be moved towards the pod 28, is closed so that less power can close the tissue Attach together and put 2.

The cutter 24 are driven to be moved from proximate by the 3rd catch bar 211, first push rod 244, institute State the second push rod 245 promote respectively first holder 22, the pushing block 2b in the passage 2a of second holder 23 from near-end to Distal end is mobile, and the pushing block 2b gradually drives the projection 292 to be moved away from the pod 28 from proximate, the projection 292, which act on human body tubular tissue 200, makes it be in undaform.

At the same time, base joint 256 is promoted to cause the first pedestal 251 and the second pedestal 261 certainly by catch bar 212 Proximate is moved.First pedestal 251 is from proximate moving process, and syringe needle 253 described in a pair is respectively described Moved in one holder 22, the needle tray 293 of the projection 292 of second holder 23 with the viscous of penetrating tubular tissue 200 by phased manner Film layer；Promote tubular tissue 200 mobile to distal end simultaneously, until a pair of syringe needles 253 are connected with connector 254；When the pushing block 2b continue to distal end it is mobile when, form support of the corrugated projection 292 due to losing the pushing block 2b before, and It return back to what first grip block 29 was formed with first holder 22 or second holder 23 under the pressure of tissue again In passage 2a, without hindering other mechanisms to continue distal movement.The nail anvil 262 promotes tubular tissue 200 to distal end simultaneously It is mobile simultaneously all to draw in the gathering chamber 2635, it is bent to form B fonts, shape in nail forming tank 2621 to closure nail 263 Into the pocket of closure.

Treat syringe needle 253 through the syringe needle 253 of human body tubular tissue 200 to a pair of and the connector 254 in accommodating chamber 27 After connection, and the formation B fonts of the closure nail 263, the shell fragment 2c promotes the pushing block 2b towards the side for deviating from the pod 28 Stepped down to movement to first push rod 244 and second push rod 245, the 3rd catch bar 211 continues to press on described cut Cutter 24 is mobile to distal end, and the blade cuts off the tubular tissue 200 between two pockets；Retract pocket component 25, The cutter 24 of closing assembly 26, form the pocket of a closure in the side close to pathological tissues, can close the end of pathological tissues Mouthful；A threading but not fully closed pocket are formed simultaneously, and the state of two pockets is as shown in Figure 15 ~ Figure 16.

Implement above-mentioned steps in the opposite side of pathological tissues, so as to form another threading but not closed pocket, and make The two ends for obtaining pathological tissues are closed；Pathological tissues can tense purse wire 255, shape manually after natural passage takes out in vitro The boundling pocket drawn in into a center, is easy to follow-up anastomosis operation.It will be appreciated by persons skilled in the art that for example with During the tissue of circular-pipe anastomat two sections of detachments of connection, pipe stapler can be inserted in not closed pocket, then draw manually Nearly purse wire 255.

In summary, tissue closing device 2 of the present utility model by pocket component 25 and closing assembly 26 in lesion group The side knitted forms two pockets, in particular by closing assembly 26 in one closure lotus of a formation close to pathological tissues Bag, closing pathological tissues end；Threading is carried out to the tubular tissue 200 of opposite side by pocket component 25 but not closed, disease is treated Become tissue after natural passage takes out in vitro, then carry out take-up and close to form pocket, be easy to the operation of next step anastomosis.

It should be understood that, although the present specification is described in terms of embodiments, but not each embodiment only includes one Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say Bright book is as an entirety, and the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can With the other embodiment of understanding.

The a series of tool described in detail only for feasibility embodiment of the present utility model of those listed above Body illustrates that they are simultaneously not used to limit protection domain of the present utility model, all to be made without departing from the utility model skill spirit Equivalent implementations or change should be included within protection domain of the present utility model.

Claims (19)

1. a kind of tissue closing device, the tissue closing device includes the first holder, the second folder that can be with respect to opened/closed Accommodating chamber is formed after seat, first holder and second holder closure；Characterized in that, the tissue closing device is also wrapped Include along the spaced pocket component of the tissue closing device width, closing assembly；

The pocket component, with the initial position positioned at the tissue closing device near-end, positioned at the tissue closing device The firing position of distal end, the pocket component from initial position to firing position when, the pocket component will be located at accommodating chamber in Portion of tissue draw in non-tightening state pocket；

The closing assembly, with the initial position positioned at the tissue closing device near-end, positioned at the tissue closing device The firing position of distal end, the closing assembly from initial position to firing position when, the closing assembly will be located at accommodating chamber in Portion of tissue draw in and form the pocket of closure.

2. tissue closing device according to claim 1, it is characterised in that：First holder, the second holder phase To clamping face on be respectively provided with from the spaced some projections of proximate, the projection from proximate provided with passing through Wear the projection and the needle tray connected with the accommodating chamber；Projection on first holder and second holder from near-end to Distal end is shifted to install, and when first holder and second holder closure, on first holder and second holder Projection formation undaform clamping gap；

The pocket component has the first pedestal, a pair of syringe needles for being movably connected on first pedestal, connects pin described in a pair Head near-end purse wire, be fixed on first holder and/or second holder distal end and coordinate with syringe needle described in a pair Connector；The pocket component, which has, is located at the initial position of the tissue closing device near-end, positioned at the tissue closure The firing position of device distal end, the pocket component from initial position to firing position when, the syringe needle is penetrated positioned at accommodating chamber Interior portion of tissue is simultaneously connected with the connector.

3. tissue closing device according to claim 2, it is characterised in that：First holder and second holder are equal Including pod, the first grip block for being fixed in each pod and coordinating with the pocket component, positioned at the pod with The passage extended between first grip block and from proximate；Have on first grip block between proximate It is located at every setting and connecting some openings of the passage and the accommodating chamber, the projection in the opening and can be described The interior edge of opening is perpendicular to the direction of the grip block closer or far from the pod；The tissue closing device also includes can be by Drivingly in the passage from proximate movement gradually to drive the projection on first grip block towards deviating from The pushing block of the direction movement of the pod, the pushing block to distal end it is mobile after, depart from described positioned at the projection of the pushing block near-end Pushing block.

4. tissue closing device according to claim 3, it is characterised in that：On one in the opening and the projection Provided with least one orientation post, another is provided with the guide slot matched with the orientation post；It is described orientation post with it is described fixed It is engaged to guide the projection close or move away from the pod to groove.

5. tissue closing device according to claim 3, it is characterised in that：The projection includes relative and spaced First wall and the second wall, the connection wall for connecting first wall and second wall, first wall, the second wall and the connection Wall encloses the needle tray for setting and forming the side for facing away from connection wall opening;The connection wall is provided with least one from the company The banking stop that the side of wall is protruded outward is connect, the banking stop rides over the opening when the projection is moved away from the pod Edge play a part of limit its continue to move to.

6. tissue closing device according to claim 3, it is characterised in that：Each projection is towards the one of the pod Side has inclined plane, the plane positioned at the inclined plane distal end positioned at near-end；The pushing block have positioned at distal end and with it is described The inclined plane part of inclined plane cooperation, the planar portions positioned at the inclined plane part near-end.

7. tissue closing device according to claim 6, it is characterised in that：The planar portions are along along proximate direction Width be more than the projection along the width on proximate direction.

8. tissue closing device according to claim 2, it is characterised in that：The pocket component is also included located at described the To fix a pair of needle sleeves of a pair of syringe needles on one pedestal, the needle sleeve both ends open and in hollow form, and each institute Stating needle hub has the cable tray for opening and extending from proximate towards another needle hub.

9. tissue closing device according to claim 2, it is characterised in that：The distal end of at least one first grip block It is provided with the first binding block that another first grip block is protruded out；First binding block has along first grip block Spaced a pair of the walls of width, a pair of walls are cooperatively provided with the insertion slot for planting the connector, After the connector is inserted in the insertion slot, the connecting hole be located in the gap between a pair of walls and the connecting hole oneself Connector described in proximate insertion.

10. tissue closing device according to claim 1, it is characterised in that：First holder and second holder Include pod, be fixed on the second grip block coordinated in each pod with closing assembly；The closing assembly includes energy It is enough to be followed closely by the second pedestal drivingly moved in the accommodating chamber from proximate, closure, the closure is followed closely closure One in nail anvil, the closure nail and the nail anvil is arranged at the second pedestal distal end, and another is arranged at described first The distal end of holder and/or second holder；The closing assembly has the initial bit positioned at the tissue closing device near-end Put, the firing position positioned at the tissue closing device distal end, when the pocket component is located at firing position, closure nail is received Hold together to be located at the portion of tissue in accommodating chamber and form closure pocket.

11. tissue closing device according to claim 10, it is characterised in that：At least one second grip block it is remote End is provided with the second binding block that another second grip block is protruded out, and second binding block includes the from the second holder The ennation that matrix that two grip blocks are protruded out towards the first holder, one end from matrix towards the first holder proximally extend, separately Second grip block described in one has the resigning portion stepped down to the ennation；It is described closure nail be fixed on the ennation, it is described Between matrix, second grip block with described matrix, the nail anvil is fixed on the distal end of second pedestal.

12. tissue closing device according to claim 11, it is characterised in that：It is described closure nail include first nail pin, and Pin and the are followed closely in the second parallel nail pin of first nail pin, the 3rd nail pin between the first nail pin and the second nail pin, connection first The connected nail pin of two nail pin and the 3rd nail pin；Described matrix is fixed on the second grip block of the second holder, first holder The second grip block have to the ennation step down resigning portion；The of second holder is provided with the ennation Two grip block openings are to house the first accepting groove of the first nail pin, and it is described to house that described matrix is provided with near-end opening The connection accepting groove of connected nail pin, the second grip block of second holder is provided with ennation opening to house the second nail pin The second accepting groove.

13. tissue closing device according to claim 1, it is characterised in that：The tissue closing device also includes difference For the first catch bar, the second catch bar for promoting the pocket component, closing assembly to be moved from proximate.

14. tissue closing device according to claim 10, it is characterised in that：The pocket component have the first pedestal, It is movably connected on a pair of syringe needles of first pedestal, the purse wire of the near-end of syringe needle described in a pair of connection, is fixed on described the One holder and/or second holder distal end and the connector coordinated with syringe needle described in a pair；The tissue closing device is also wrapped Include the base joint in near-end connection first pedestal and the second pedestal, proximally act on the base joint to drive Move the catch bar that the pocket component and the closing assembly are moved from proximate.

15. tissue closing device according to claim 1, it is characterised in that：The tissue closing device also includes cutting Knife, the distal end of the cutter is designed to blade；First holder and second holder are respectively provided with from proximate The tool slot of extension, the pocket component, the closing assembly are divided into the both sides of the tool slot；The cutter are in not During firing position, the blade is located between the pocket component, the closing assembly；The cutter are in firing position When, the blade exceeds the pocket component, the closing assembly from proximate.

16. tissue closing device according to claim 15, it is characterised in that：The cutter are I-shaped knife, described to cut Cutter includes the first close out sheet, the second close out sheet, the cutting edge for connecting first close out sheet and second close out sheet, described Blade is located at the distal end of the cutting edge；After the cutter are assembled with first holder and the second holder, the cutting edge In the tool slot, first close out sheet is located at the side that first holder deviates from second holder, described the Two close out sheet are located at the side that second holder deviates from first holder.

17. tissue closing device according to claim 3, it is characterised in that：The tissue closing device also includes being located at The distal end of each passage is to drive the shell fragment that the pushing block is moved towards the direction away from the pod；The tissue closure dress Putting also includes cutter, and the distal end of the cutter is designed to blade；The cutter include the distal end court from the blade The first push rod and the second push rod protruded out to distal end, first push rod, second push rod are respectively at first holder The pushing block is promoted to be moved from proximate in passage, the passage of second holder.

18. the tissue closing device according to any one in claim 15 ~ 17, it is characterised in that：The tissue closure Device also includes being used to promote the 3rd catch bar that the cutter are moved from proximate.

19. a kind of medicine equipment, including instrument body, the tissue closure dress for being removably attachable to the instrument body distal end Put, be connected in the instrument body to fire the percussion lock of the tissue closing device, it is characterised in that：The tissue is closed Attach together and be set in claim 1 ~ 18 tissue closing device described in any one.