CN102228385B - Circular purse string clamp - Google Patents
Circular purse string clamp Download PDFInfo
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- CN102228385B CN102228385B CN2010102182538A CN201010218253A CN102228385B CN 102228385 B CN102228385 B CN 102228385B CN 2010102182538 A CN2010102182538 A CN 2010102182538A CN 201010218253 A CN201010218253 A CN 201010218253A CN 102228385 B CN102228385 B CN 102228385B
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Abstract
The invention relates to a circular purse string clamp, which comprises an internal semicircular clamp (1), an external semicircular clamp (2), a seaming assembly (3), a transmission assembly (4), a closing handle (5), a main body supporting tube (6) and a rotating handle (7). The internal semicircular clamp (1) is mounted on the distal end of the main body supporting tube (6). The external semicircular clamp (2) is connected with the main body supporting tube (6) and the closing handle (5) respectively. The seaming assembly (3) is arranged on the semicircular track of the internal semicircular clamp (1) and comprises an annular needle (12), an annular needle tube (14) and an annular track (15). The transmission assembly (4) comprises a transmission rod (24), a shifting fork connecting element (25) and a shifting fork (26). The proximal end of the transmission rod (24) is connected with the rotating handle (7) and the distal end of the transmission rod (24) is connected with the shifting fork connecting element (25). The closing handle (5) is connected with the main body supporting tube (6) through a connecting rod (9) and a dowel. The circular purse string clamp of the invention is capable of automatically realizing puncture and threading of the annular needle in tissues without manual threading to string a purse. The clamp is safe and convenient to use.
Description
Technical field
The present invention relates to medical apparatus and instruments, more specifically, relate to a kind of circular pocket pincers that surgical operation uses.
Background technology
In the prior art, all to do purse string suture when using anastomat or stiching instrument to undergo surgery, so that firmly ligation after inserting center-pole could be implemented suture operation then at the organ stump.Surgery is a kind of medical apparatus and instruments that often use when physiological tissues such as intestinal are carried out surgical operation with the pocket pincers, and the quality of this apparatus performance directly influences the operation process, plays important effect for surgical effect.
When using the pocket pincers usually, need pass the jaw that accompanies tissue together with the pin band wire and carry out purse string suture.At present, commonly used is linear type pocket pincers, need respectively the two ends of purse wire be penetrated pincers tooth inside groove with pin from an end of linear type pocket pincers when adopting linear type pocket pincers to carry out purse string suture; The other end at the pocket pincers passes then; And with two terminations knotting of purse wire, this need be equivalent to triple pocket pincers length could accomplish, for the narrow operation in working place; The for example operation on pelvis of low level; It is inconvenient to implement the purse string suture operation, and punctures its adjacent hetero-organization easily, causes unnecessary postoperative complication etc.
Summary of the invention
The objective of the invention is that shortcoming to prior art provides a kind of and can carry out automatically that purse string suture, action required space are little, handling safety, circular pocket pincers easily.
The object of the invention adopts following technical scheme to realize: a kind of circular pocket pincers, it is characterized in that,
These circle pocket pincers comprise interior half round pliers, outer half round pliers, suturing assembly, transmission component, close handles, body supports pipe and rotary handle;
Half round pliers is installed in the far-end at the body supports pipe in said, and said outer half round pliers is connected with said close handles with said body supports pipe respectively;
Said suturing assembly is arranged on the semicircular track of interior half round pliers, the circular orbit that said suturing assembly comprises annular pin, is located at the annular needle tubing of the needle propeller of annular backshank end, ccontaining said annular pin and guides said annular pin operation;
Said transmission component comprises drive link, shift fork connector and shift fork; Said drive link is enclosed within the said body supports pipe; The near-end of said drive link is connected with rotary handle; The far-end of said drive link is connected with the shift fork connector, through shift fork said shift fork connector is connected with the said needle propeller that is located on the annular pin;
Said close handles is connected with connecting rod on being connected the body supports pipe.
According to circular pocket pincers provided by the invention, wherein, said suturing assembly be provided with sunken cord the storehouse and with the corresponding pin hole of the running orbit of said annular pin.
According to circular pocket pincers provided by the invention, wherein, also be provided with the groove of sunkening cord on the said suturing assembly, and the track of the said groove of sunkening cord passes the center of said pin hole.
These circular pocket pincers on the one hand according to the present invention; Can be respectively the two ends of beating the purse wire that pocket uses be made wire frame and inserted in the groove of sunkening cord; The track of groove passes the center of said pin hole owing to sunken cord; Therefore said wire frame also passes the center of pin hole, and unnecessary purse wire is inserted in the storehouse of sunkening cord.
According to circular pocket pincers provided by the invention, wherein, the needle point of said annular pin is provided with barb.
These circular pocket pincers on the one hand according to the present invention; Said annular pin at first penetrates pin hole and withdraws from then; When annular pin withdrawed from pin hole, said barb just caught on the wire frame that passes the pin hole cross-section center, so when annular pin further is retracted into circular orbit; Said barb just draws the tissue that purse wire passes needs to beat pocket, accomplishes the threading process when playing pocket.
According to circular pocket pincers provided by the invention, wherein, said annular pin is provided with a needle propeller.
These circular pocket pincers on the one hand can pack into the needle propeller on the annular pin in the circular hole of said shift fork according to the present invention, promote annular needle movement thereby make shift fork drive needle propeller.
These circular pocket pincers on the one hand according to the present invention; Since annular pin be provided with can link to each other with shift fork by needle propeller; Therefore, when regulating rotary handle,, said drive link drives the shift fork rotation thereby driving the shift fork connector; Thereby the shift fork rotation just drives needle propeller and drives annular pin rotation, so that realize the threading process.
According to circular pocket pincers provided by the invention, wherein, the top of said circular orbit is provided with the circular orbit cover plate, and said circular orbit cover plate is provided with needle propeller stroke groove.
These circular pocket pincers on the one hand according to the present invention, said circular orbit cover plate has the qualification effect to the upper space of annular pin operation, and said needle propeller stroke groove is convenient to guide shift fork to drive the motion of annular pin.
According to circular pocket pincers provided by the invention, wherein, be provided with hole clipping in the said shift fork, and be provided with U type groove on the cross section in said hole clipping.
According to circular pocket pincers provided by the invention, wherein, be provided with U type jump ring in the said U type groove.
These circular pocket pincers on the one hand according to the present invention; After drive link packs into the shift fork connector; And then, when said shift fork connector pierces in the said hole clipping, thereby drive link is stuck in the U type groove of said shift fork together with the shift fork connector tightly through the strain of said U type jump ring.
According to circular pocket pincers provided by the invention, wherein, said interior half round pliers and said outer half round pliers are provided with at interval pincers tooth uniformly, and the end face of said pincers tooth has the noinvasive flute profile, and on said pincers tooth, are provided with pincers tooth inside groove.
These circular pocket pincers on the one hand according to the present invention; When carrying out purse string suture; After pressing close handles; Just grip tissue of half round pliers and said outer half round pliers in said, in said half round pliers and said outside just be full of tissue in the breach on the involutory surface of half round pliers, and whole pincers tooth inside groove has constituted the tracks of annular pin in said tissue.
According to circular pocket pincers provided by the invention, wherein, the outer rim of said interior half round pliers is provided with annular boss.
These circular pocket pincers on the one hand according to the present invention, through the annular boss on the interior half round pliers is sticked in the annular groove of suturing assembly, thereby in suturing assembly is installed on the half round pliers.
According to circular pocket pincers provided by the invention, wherein, be provided with a plurality of supporting clapboards in the said body supports pipe.In the present invention, said supporting clapboard can its role is to prevent that the body supports pipe from deforming for 2-4.
According to circular pocket pincers provided by the invention, wherein, the outer rim of said body supports pipe is provided with round edge.
According to circular pocket pincers provided by the invention, wherein, be provided with circular groove in the said rotary handle.
According to circular pocket pincers provided by the invention, wherein, said rotary handle is provided with a bottom that the centre is with holes.
The invention provides a kind of circular pocket pincers; Compare with straight line pocket pincers of the prior art; Because pocket pincers of the present invention are for circular; Can practice thrift the purse string suture space widely, therefore be used to operate all space-constrained purse string suture operations, be particularly suitable for the operation on pelvis of low Low Level and the operation at esophagus position; And, adopt circular pocket pincers of the present invention, only need just can automatically realize puncture and the threading of annular pin in tissue through the rotary handle of regulating this circle pocket pincers afterbody, do not play pocket and need not carry out manual threading, use safety, convenient.
Description of drawings
Fig. 1 is the structural representation of expression according to circular pocket pincers of the present invention;
Fig. 2 is the structural representation of expression according to outer half round pliers of the present invention and interior half round pliers, wherein, and the structural representation of the outer half round pliers of Fig. 2 (a) expression, the structural representation of half round pliers in Fig. 2 (b) expression;
Fig. 3 is the structural representation of expression according to suturing assembly of the present invention;
Fig. 4 is the structural representation of expression according to annular pin of the present invention;
View when the annular pin of Fig. 5 (a) expression produces circular orbit, the annular pin of Fig. 5 (b) expression returns the view of circular orbit;
Fig. 6 is the STRUCTURE DECOMPOSITION sketch map of expression according to transmission component of the present invention, wherein also shows the bottom of rotary handle and rotary handle; And
Fig. 7 is the partial sectional view of expression according to shift fork of the present invention and shift fork connector.
The specific embodiment
Below in conjunction with accompanying drawing, describe in detail according to the embodiment of the present invention.It is pointed out that these accompanying drawings only are schematically, nor necessarily be drawn to scale, do not constitute qualification to protection scope of the present invention.In addition, the circular pocket pincers that accompanying drawing showed only are preferred implementations of the present invention, but the concrete structure that the present invention is not limited to show among the figure, but multiple modification can be arranged, this will carry out additional disclosure in the description related to the preferred embodiment hereinafter.
Fig. 1 is the structural representation of expression according to circular pocket pincers of the present invention.As shown in Figure 1, half round pliers 1, outer half round pliers 2, suturing assembly 3, transmission component 4, close handles 5, body supports pipe 6 and rotary handle 7 in these circle pocket pincers comprise.For convenience's sake, near-end one end of rotary handle 7 (promptly near) will be called in the following description, far-end one end of suturing assembly 3 (promptly near) will be called away from operator's a side near operator's a side.
In embodiment shown in the drawings; Half round pliers 1 can be installed in the far-end of body supports pipe 6 in said; Said outer half round pliers 2 can 8 be connected with said close handles 5 with said body supports pipe 6 respectively through pinning; In said suturing assembly 3 is arranged on the semicircular track of half round pliers 1, said close handles 5 is through connecting rod 9 and pin and 8 be connected with body supports pipe 6.
According to circular pocket pincers provided by the invention; Said outer half round pliers 28 is connected on the said body supports pipe 6 through pinning; Simultaneously said outer half round pliers 2 is pinned through another and 8 is connected with said close handles 5; And said close handles 5 is connected with connecting rod 9 on being connected body supports pipe 6, and said close handles 5, outer half round pliers 2, body supports pipe 6 and connecting rod 9 constitute a kind of linkage together.The closed self-locking of half round pliers and outer half round pliers in the lever principle in the linkage that adopts circular pocket pincers of the present invention realizes; When wherein three being aligneds of four pins in the linkage; Jaw can't be further closed again, is in the closed-lock state, rotates rotary handle 7 this moment; Under the effect of rotation driving force, accomplish the process of purse string suture by suturing assembly 3.
Fig. 2 is the structural representation of expression according to outer half round pliers of the present invention and interior half round pliers, wherein, and the structural representation of the outer half round pliers 2 of Fig. 2 (a) expression, the structural representation of half round pliers 1 in Fig. 2 (b) expression.As shown in Figure 2; Equidistant being provided with clamps tooth 12 on said interior half round pliers 1 and the outer half round pliers 2; Be provided with pincers tooth inside groove 10 in the said pincers tooth 12, when interior half round pliers 1 and outer half round pliers 2 are closed, organize and just charge in the breach that clamps between the tooth 12; When playing pocket, sewing needle gets into and punctures tissue from jaw one end and passes the pincers tooth inside groove 10 arrival other ends.Under the preferable case, have tiny noinvasive flute profile on the end face of said pincers tooth 12, these noinvasive flute profiles are very tiny transverse concave groove, and this structure plays cushioning effect to the tissue that clamps, in order to avoid crush tissue.
Fig. 3 is the structural representation of expression according to suturing assembly of the present invention.For the clear shape that shows circular orbit in the said suturing assembly 3, Fig. 3 shows the structural representation that removes the suturing assembly behind the circular orbit cover plate.As shown in Figure 3, said suturing assembly 3 comprises the annular needle tubing 14 of annular pin 13, ccontaining said annular pin 13 and guides the circular orbit 15 of said annular pin 13 operations.
In embodiments of the present invention; The tail end that is inserted in the annular pin 13 in the annular needle tubing 14 is with elastic washer; Between this elastic washer and the annular needle tubing 14 small space is only arranged; Make said annular pin 13 that small stretching can be arranged in annular needle tubing 14 like this, but can not get loose and significantly rock.
It can also be seen that from Fig. 3, on an end face of said suturing assembly 3, be provided with sunken cord storehouse 17 and with the corresponding pin hole 18 of the running orbit of two said annular pins, and be provided with the groove 19 of sunkening cord in the outer rim of said pin hole 18.In embodiments of the present invention, two ends that can purse wire are made wire frame and are inserted in the groove 19 of sunkening cord, and unnecessary purse wire is inserted in the storehouse 17 of sunkening cord, and under the preferable case, the said groove 19 of sunkening cord is for square.More preferably under the situation; Said one side of sunkening cord groove 19 is in the slight right position, center (being a side at annular pin 13 barb place when getting into pin holes 18) of said pin hole 18; Therefore when above-mentioned wire frame being put into when sunkening cord groove 19, above-mentioned wire frame also passes slight right position, said pin hole 18 center.
Fig. 4 be expression according to the structural representation of annular pin of the present invention, as shown in Figure 4, the needle point of said annular pin 13 is provided with barb 21, is provided with a needle propeller 22 that can be connected with transmission component 4 at the tail end of annular pin 13.
Fig. 5 (a) is that the annular pin of expression produces the view of circular orbit, and Fig. 5 (b) is the view of the annular pin of expression when returning circular orbit.Shown in Fig. 5 (a) and 5 (b); Depart from when preventing that annular pin 13 from moving in circular orbit 15; Also be provided with the circular orbit cover plate 16 that an end is the U type on the top of said suturing assembly 3, use this circular orbit cover plate 16 can annular pin 13 be enclosed in the circular orbit 15.It can also be seen that from Fig. 5 (a) and 5 (b) said circular orbit cover plate 16 is provided with needle propeller stroke groove 23.
Shown in Fig. 5 (a); Under the effect of rotation driving force, when the needle propeller 22 on the annular pin 13 was driven to rotate, annular pin 13 just produced from circular orbit 15; At this moment, the needle point of annular pin 13 stretches out to puncture tissue and further pass tissue from annular needle tubing 14 and arrives in the pin hole 18.In this process, the tip portion of said annular pin 13 is close to wire frame and is got into pin hole 18.Under the preferable case; In said pin hole 18 inside, the side that needle point is bent towards narrows gradually, thus can make needle point by means of the thrust of the inwall of pin hole 18 to wire frame generation small skew; Like this when annular pin 13 when withdrawing from pin hole 18, can make annular pin 13 barbs 21 be easier to catch on said wire frame.
Shown in Fig. 5 (b); Rotating when the needle propeller 22 on the annular pin 13 under the drive of driving force; Annular pin 13 just withdraws from pin hole 18; Said barb 21 just catches on the wire frame that is in slight right position, pin hole 18 center, and needle point comprises in the annular needle tubing of barb 21 elder generations withdrawal simultaneously, thereby avoids barb 21 to collude brokenly tissue.When said annular pin 13 receded further into circular orbit 15, said barb 21 just drew the tissue that purse wire passes needs to beat pocket, accomplished the threading process when playing pocket.
Fig. 6 is the STRUCTURE DECOMPOSITION sketch map of expression according to transmission component of the present invention, and as shown in Figure 6, said transmission component 4 comprises drive link 24, shift fork connector 25 and shift fork 26.
Fig. 7 is the partial sectional view of expression according to shift fork of the present invention and shift fork connector.As shown in Figure 7, an end of said shift fork 26 is provided with a circular hole, and this circular hole can entangle the needle propeller 22 on the annular pin 13, rotates thereby can make shift fork 26 drive annular pin 13; The other end of said shift fork 26 be provided with hole clipping, on the cross section of said hole clipping, be provided with U type groove 27, and in said U type groove 27, be provided with U type jump ring 28.
According to Fig. 6 and embodiment shown in Figure 7; The connected mode of transmission component 4 is such; At first the far-end with said drive link 24 packs in the shift fork connector 25; When said then shift fork connector 25 sticks in the said hole clipping again, thereby drive link 24 is stuck in the U type groove 27 of said shift fork 26 together with shift fork connector 25 tightly through the strain of the U type jump ring 28 in the hole clipping.Further, the circle hole sleeve on the shift fork 26 on the needle propeller 22 of annular pin 13, can be realized that drive link 24 drives the process of annular pin 13 motions.
Under the preferable case, the far-end of said drive link 24 can be anistree rib type, correspondingly, is provided with the octagon groove in the said shift fork connector 25, thereby can drive link 24 be sticked in the shift fork connector 25.
Fig. 6 also shows the bottom 29 according to rotary handle 7 of the present invention and rotary handle 7.As shown in Figure 6, have circular groove 32 in the said rotary handle 7.In one embodiment of the invention; The near-end of said drive link 24 is four jiaos of squares that have little prominent key; Therefore also have the square groove of four jiaos of little grooves of band accordingly in the circular groove 32 of said rotary handle 7, thereby can said drive link 24 be snapped in the square groove of said rotary handle 7.The middle perforate of said bottom 29, when assembling, said bottom 29 is enclosed within the outside of body supports pipe 6.
Following diagrammatic illustration is according to the assembly method of circular pocket pincers of the present invention.
(I) at first, with interior half round pliers 1 be installed in body supports pipe 6 far-end (as through the welding mode), make in half round pliers 1 identical with the outer dia of body supports pipe 6 junctions;
The annular pin 13 that (II) will be with annular needle tubing 14 is put into circular orbit 15, and circular orbit cover plate 16 is covered on said circular orbit 15, the suturing assembly 3 that obtains assembling;
(III) the above-mentioned suturing assembly that assembles 3 is stuck on the annular boss 11 (shown in Fig. 2 (b)) of interior half round pliers 1 through the annular groove 20 (as shown in Figure 3) that is located on the suturing assembly 3;
(IV) then with drive link 24 pack into body supports pipe 6 and make the far-end of drive link 24 pass successively in the circular hole at half round pliers 1, suturing assembly 3 centers; Again with the remote card of drive link 24 in shift fork connector 25; And shift fork connector 25 snapped in an end of shift fork 26, simultaneously the needle propeller 22 on the annular pin 13 is enclosed within on the other end of shift fork 26;
(V) after snapping in the near-end of drive link 24 in the square groove of said rotary handle 7, further, can be fastened in the rotary handle 7 with the plectane 30 that pin will be located at drive link 24 near-ends.Under the preferable case, can be enclosed within on the drive link 24 establishing the gusset plate 31 of a diameter on the near-end of said drive link 24, and this gusset plate 31 is laminated on the said plectane 30, play reinforcement effect greater than said plectane 30.Need to prove that the outer rim of the near-end of said body supports pipe 6 is provided with round edge, during actual installation, use the bottom 29 of rotary handle 7 successively round edge, gusset plate 31 and the plectane 30 of said body supports pipe 6 to be enclosed in the rotary handle 7 in the lump.
Operational approach according to circular pocket pincers of the present invention below will roughly be described.
In operation process; At first lift the close handles 5 of circular pocket pincers, half round pliers 1 opens with outer half round pliers 2 in this moment, will beat the tissue of pocket and put into open jaw; The placement situation of organizing in the adjustment jaw; Charge in the breach of pocket pincers with making even tissue, press close handles 5 then, realize the closed self-locking of jaw; Then; Clockwise rotate the rotary handle 7 of circular pocket pincers, this moment, annular pin 13 also spun out in circular orbit 15 with clockwise mode, because rotary impetus directly is sent on the needle propeller 22 of annular pin 13; Therefore the needle point of annular pin 13 just stretches out from annular needle tubing 14; Continue to clockwise rotate said rotary handle 7, annular pin 13 just punctures tissue and is being with annular needle tubing 14 to pass tissue and gets in the pin hole 18, and the needle propeller 22 on annular pin 13 arrives the end of needle propeller stroke groove 23; Annular pin 13 just can't move, and explains that annular pin 13 penetrates in the pin hole 18 fully; Then, rotate counterclockwise rotary handle 7, annular pin 13 withdraws from pin hole 18; When annular pin 13 withdraws from; Be in slightly the take over purse wire at position of pin hole 18 centers and hung on the barb 21 on the annular pin 13, continue to rotate counterclockwise rotary handle 7, the barb 21 on the annular pin 13 is just withdrawn in the annular needle tubing 14; Further, annular pin 13 passes the tissue that has punctured with purse wire and turns back in the circular orbit 15; Afterwards, lift close handles 5, open jaw,, shift out circular pocket pincers then the knotting of the purse wire on two barbs 21.
Therefore, according to circular pocket pincers according to the present invention, because this circle pocket pincers profile is little, the action required space is little, can easily these circular pocket pincers be deep into the low level pelvic cavity or purse string suture is carried out at other narrower positions; And, can make suturing assembly 3 accomplish the process of purse string suture automatically through rotating rotary handle 7, saved the inconvenience that manual clamping looper punctures and sews up, with respect to linear type pocket pincers, save the working place more; In addition, said annular pin 13 is positioned at the inside of this apparatus, can not puncture other adjacent tissues, uses safer, convenient.
The specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute the described specific embodiment; And can be individually or adopt above-mentioned each characteristic in combination; Do not depart from spirit of the present invention, do not exceed the appended claims restricted portion yet.
For example, in the embodiment shown, interior half round pliers 1 is connected with body supports pipe 6 through the mode of welding; What but those of ordinary skills can expect is, can adopt other connected mode, and as interior half round pliers 1 is made all-in-one-piece structure with body supports pipe 6, this does not depart from protection scope of the present invention.
For example, in the embodiment shown, said suturing assembly 3 is stuck on the annular boss 11 of interior half round pliers 1 through annular groove 20; What but those of ordinary skills can expect is, can adopt other mode to place suturing assembly 3, and this does not depart from protection scope of the present invention.
For example; In the embodiment shown, the storehouse 17 of sunkening cord is positioned at the top of pin hole 18, and the track of the groove 19 of sunkening cord passes the centre of pin hole 18; What but those of ordinary skills can expect is; Can adopt the sunken cord position of the storehouse 17 and the groove 19 of sunkening cord of other mode setting, to realize the line process that colludes of annular pin 13, this does not depart from protection scope of the present invention.
For example, in the embodiment shown, the drive link 24 in the transmission component 4 is connected with shift fork connector 25 with rotary handle 7 respectively through clamp groove form; What but those of ordinary skills can expect is, can adopt other mode to connect whole transmission component 4, and this does not depart from protection scope of the present invention.
For example, in the embodiment shown, do not limit the assembling form of said annular pin 13 and annular needle tubing 14 is special, those of ordinary skills can take any suitable method to place annular pin 13, and this does not depart from protection scope of the present invention.
For example; In the embodiment shown, when carrying out purse string suture, adopt the annular pin 13 that has barb 21 that is inserted in the annular needle tubing 14 to accomplish the hanging wire process; What those of ordinary skills expected is; When adopting straight line pocket pincers to carry out purse string suture, can adopt the linear suture pin that has barb that is inserted in the linear type needle tubing to accomplish the hanging wire process, this does not depart from protection scope of the present invention.
Claims (14)
1. circular pocket pincers is characterized in that,
These circle pocket pincers comprise interior half round pliers (1), outer half round pliers (2), suturing assembly (3), transmission component (4), close handles (5), body supports pipe (6) and rotary handle (7);
Half round pliers (1) is installed in the far-end in body supports pipe (6) in said, and said outer half round pliers (2) is connected with said close handles (5) with said body supports pipe (6) respectively;
Said suturing assembly (3) is arranged on the semicircular track of interior half round pliers (1), the circular orbit (15) that said suturing assembly (3) comprises annular pin (13), is located at the annular needle tubing (14) of the needle propeller (22) of annular pin (13) tail end, ccontaining said annular pin (13) and guides said annular pin (13) operation;
Said transmission component (4) comprises drive link (24), shift fork connector (25) and shift fork (26); Said drive link (24) is enclosed within the said body supports pipe (6); The near-end of said drive link (24) is connected with rotary handle (7); The far-end of said drive link (24) is connected with shift fork connector (25), and the needle propeller (22) on making said shift fork connector (25) and be located at said annular pin (13) through shift fork (26) is connected;
Said close handles (5) is connected with connecting rod (9) on being connected body supports pipe (6).
2. circular pocket pincers according to claim 1, wherein, said suturing assembly (3) be provided with the storehouse of sunkening cord (17) and with the corresponding pin hole of running orbit (18) of said annular pin (13).
3. circular pocket pincers according to claim 2, wherein, said suturing assembly (3) is provided with the groove of sunkening cord (19), and the track of the said groove of sunkening cord (19) passes the center of said pin hole (18).
4. circular pocket pincers according to claim 3, wherein, said suturing assembly (3) is provided with annular groove (20).
5. circular pocket pincers according to claim 1, wherein, the needle point of said annular pin (13) is provided with barb (21).
6. circular pocket pincers according to claim 1, wherein, the top of said circular orbit (15) is provided with circular orbit cover plate (16), and said circular orbit cover plate (16) is provided with needle propeller stroke groove (23).
7. circular pocket pincers according to claim 1 wherein, are provided with hole clipping in the said shift fork, and on the cross section of said hole clipping, are provided with U type groove (27).
8. circular pocket pincers according to claim 7 wherein, are provided with U type jump ring (28) in the said U type groove (27).
9. circular pocket pincers according to claim 1; Wherein, Half round pliers (1) and said outer half round pliers (2) are provided with at interval pincers tooth (12) uniformly in said, and the end face of said pincers tooth (12) has the noinvasive flute profile, and on said pincers tooth (12), are provided with pincers tooth inside groove (10).
10. circular pocket pincers according to claim 1, wherein, the outer rim of said interior half round pliers (1) is provided with annular boss (11).
11. circular pocket pincers according to claim 1 wherein, are provided with a plurality of supporting clapboards in the said body supports pipe (6).
12. circular pocket pincers according to claim 1, wherein, the outer rim of said body supports pipe (6) is provided with round edge.
13. circular pocket pincers according to claim 1 wherein, are provided with circular groove (32) in the said rotary handle (7).
14. according to claim 1 or 13 described circular pocket pincers, wherein, said rotary handle (7) is provided with a bottom (29) that the centre is with holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102182538A CN102228385B (en) | 2010-07-06 | 2010-07-06 | Circular purse string clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102182538A CN102228385B (en) | 2010-07-06 | 2010-07-06 | Circular purse string clamp |
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| Publication Number | Publication Date |
|---|---|
| CN102228385A CN102228385A (en) | 2011-11-02 |
| CN102228385B true CN102228385B (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102182538A Active CN102228385B (en) | 2010-07-06 | 2010-07-06 | Circular purse string clamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101657031B1 (en) * | 2016-01-21 | 2016-09-13 | 한국기술교육대학교 산학협력단 | Suturing apparatus comprising a sloped guide |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012103501B4 (en) * | 2012-04-20 | 2017-04-20 | Medizinische Hochschule Hannover | Surgical device for producing a purse-string suture |
| CN102824201B (en) * | 2012-09-17 | 2014-12-03 | 北京中法派尔特医疗设备有限公司 | Circular purse-string forceps capable of automatically sewing in purse way |
| CN102813538B (en) * | 2012-09-17 | 2014-12-03 | 北京中法派尔特医疗设备有限公司 | Circular purse-string forceps capable of automatically beating purse-strings |
| CN102824200B (en) * | 2012-09-17 | 2014-12-24 | 北京中法派尔特医疗设备有限公司 | Circular purse-string forceps capable of automatically sewing in purse way |
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| US11779342B2 (en) | 2020-02-19 | 2023-10-10 | Covidien Lp | Laparoscopic purse string suture device |
| CN115670553B (en) * | 2022-12-29 | 2023-06-13 | 北京派尔特医疗科技股份有限公司 | Anchor nail pushing device |
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