CN100443058C - Suture device used for surgical department - Google Patents
Suture device used for surgical department Download PDFInfo
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- CN100443058C CN100443058C CNB2006101671259A CN200610167125A CN100443058C CN 100443058 C CN100443058 C CN 100443058C CN B2006101671259 A CNB2006101671259 A CN B2006101671259A CN 200610167125 A CN200610167125 A CN 200610167125A CN 100443058 C CN100443058 C CN 100443058C
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Abstract
The invention relates to a stitch device of surgery, wherein the invention is characterized in that: using incline and straight lines, and lens amplify structure to make detail instruction on the scale of window; using butterfly adjusting button to obtain screw transmitter to adjust the distance and position between nail and chamber quickly; using transparent nail chamber to hold stitch nail reliably.
Description
Technical field
The present invention relates to and be used for replacing surgical operation to adopt the surgical stitch device of the free-hand sew application of needlework, particularly relate to the cast stiching instrument, also specially refer to the line style stiching instrument, also specially refer to the side-to-side neurorrhaphy device, peep the operation stiching instrument in also specially referring to.
Background technology
Various surgical stitch devices just are being widely used in sewing up human body alimentary canal tissue, respiratory tissues and vascular tissue in surgical operation, can reduce operating time, improve the operation quality.They are normally used for ends such as esophagus in the digestive tract, stomach, duodenum, small intestinal, colon and rectum end, distolateral and side-to-side neurorrhaphy operation or blood stasis excision stomach function regulating pylorus and the operation that forms passage or close incisions such as make mouthful, also be used to the suture operation of suture operation such as lung and trachea and vascular tissue in the respiratory tract, also be used to the endoscopic suturing operation of human body alimentary canal tissue, respiratory tissues and vascular tissue, be specially adapted to appear and the organ of operating difficulties and the suture operation of tissue.According to the shape of the human organ tissue that is sewn and the requirement of operative site, the head of surgical stitch device can be tubular, orthogonal or other shape, thus have cast stiching instrument, line style stiching instrument, side-to-side neurorrhaphy device, in peep the surgical stitch device of operation with stiching instrument and other all styles ofs.
The cast stiching instrument of introducing in the United States Patent (USP) 5193731 and 5350104, the line style stiching instrument of introducing in the United States Patent (USP) 4606344 and 5964394, peep the operation stiching instrument in introducing in side-to-side neurorrhaphy device of introducing in the United States Patent (USP) 5586711 and 5680983 and the United States Patent (USP) 5814055, its ingredient comprises: the stiching instrument body, be installed in the nail bin of stiching instrument body head, be installed in nail anvil with the nail bin relative position, be installed in the ejector pin seat in the nail bin, being installed in can be by the suturing nail of ejector pin seat release in the nail bin, be arranged on the end face of nail anvil and the suturing nail grooving corresponding with the suturing nail position in the nail bin, be installed in the stiching instrument body, its head is equipped with the nail anvil rod of nail anvil, be installed in the stiching instrument body, its head is equipped with the ejector pin bar of ejector pin seat, regulate the adjusting indicating mechanism of distance between nail anvil and the nail bin, promote the ejector pin bar and in the stiching instrument body, move, be installed in other auxiliary spare part in the stiching instrument with the ejector pin seat in the release nail bin and the firing lock of suturing nail.Can be as required in the nail bin of surgical stitch device the ejector pin seat of mounting strap cutter and the cutter anvil corresponding with the cutter position in the nail bin is installed in nail anvil, the insurance institution that prevents that ejector pin seat that nail bin is interior and suturing nail from being released by mistake also can be installed as required.Suturing nail can adopt stainless steel silk, tantalum wire, titanium silk or other to have the tinsel manufacturing of similar performance.
When using surgical stitch device, indicating mechanism is regulated in operation, makes to reach required grip thickness between nail anvil and the nail bin, is clamped between nail anvil and the nail bin so that will treat suture tissue.Wait to organize and open insurance institution after clamped, can operate firing lock and promote the ejector pin bar and in the stiching instrument body, move to release ejector pin seat and the suturing nail in the nail bin.After suturing nail is released in nail bin, promptly penetrate the clamped suture tissue for the treatment of and direct reach the grooving on the nail anvil, make the suturing nail of U-shaped bend to B shape, reach operation purpose with tissue apposition.To also needing to cut the operation that is sewn tissue, both can when the operation firing lock is released ejector pin seat in the nail bin and suturing nail, release cutter direct reach cutting on the cutter anvil in the nail anvil clamped treat suture tissue, also can be sewn tissue with the scalpel cutting.After finishing sew application, indicating mechanism is regulated in operation increases nail anvil and nail bin spacing, unclamps suture tissue, so that withdraw from surgical stitch device.
The at present existing several styles of the insurance institution of surgical stitch device.The surgical stitch device of introducing in the United States Patent (USP) 4319576, employing can be at the slide block type lock of stiching instrument front and back slip on one's body.When firing handle is blocked in the lock reach, can prevent that firing handle from being pulled the trigger; When moving the disengaging firing handle behind the lock, firing handle just can be pulled the trigger.The surgical stitch device of introducing in the United States Patent (USP) 4603693 adopts the lock that connects with stiching instrument body pivot.When lock closes when propping up firing handle, can prevent that firing handle from being pulled the trigger; When lock was opened with the disengaging firing handle, firing handle just can be pulled the trigger.The surgical stitch device of introducing in the United States Patent (USP) 4646745 adopts the rotating lock that is enclosed within the stiching instrument body pivot portion.When lock closes when propping up firing handle, can prevent that firing handle from being pulled the trigger; When lock was opened with the disengaging firing handle, firing handle just can be pulled the trigger.The dissatisfied place of making us of the insurance institution of above-mentioned three kinds of styles is, after treating that suture tissue is adjusted to required grip thickness and opens lock, if finding to treat suture tissue does not place appropriate, or find that clamped position is improper, or other problem that need readjust, just need unclamp again and treat suture tissue so that handle the problems referred to above, this moment is in case forgotten to close again lock, firing handle just may take place pulled the trigger by mistake, thereby cause the suture operation failure.Therefore the insurance institution of surgical stitch device also need improve.
The at present existing several styles of the adjusting indicating mechanism of surgical stitch device.The surgical stitch device of introducing in the United States Patent (USP) 5639008 adopts the mode that shows the nail anvil rod afterbody in the groove of adjusting knob afterbody to reach with indication nail anvil rod pulling nail anvil and clamps the position for the treatment of suture tissue.The dissatisfied place of making us of the adjusting indicating mechanism of this style is that the groove of adjusting knob afterbody constantly changes direction with the rotation of adjusting knob, the influence observation.The surgical stitch device of in United States Patent (USP) 5271544 and 6193129, introducing, adopt nail anvil rod to drive a sweep hand, only, nail anvil rod pulling nail anvil clamps when treating the position of suture tissue when reaching, sweep hand just can appear in the indication window in the stiching instrument body portion, amplifies the indication grip thickness.The dissatisfied place of making us of the adjusting indicating mechanism of above-mentioned two kinds of styles is, when reaching, nail anvil rod pulling nail anvil do not clamp when treating the position of suture tissue, regulate indicating mechanism and do not play indicative function, the surgeon can't know the particular location that nail anvil rod pulling nail anvil arrives, and is not easy to determine to carry out the mode of operation of pilot process.The surgical stitch device of introducing in the United States Patent (USP) 5193731 and 5271544, the mode that the screw rod that adopts the rotation adjusting knob to make the nut of adjusting knob endoporus drive the nail anvil rod afterbody moves forward and backward is regulated the position of nail anvil.The dissatisfied place of making us of the adjusting indicating mechanism of this style is that the adjusting of finishing unidirectional whole displacements of nail anvil needs to rotate adjusting knob 20 circles approximately, and is for a long time consuming time.The surgical stitch device of introducing in the United States Patent (USP) 5474223 adopts pull type linkage, screw regulating type linkage, monoblock type length pitch screw governor motion and four kinds of styles of split type length pitch screw governor motion as regulating indicating mechanism.Wherein pull type linkage and screw regulating type linkage as the dissatisfied place of making us that regulates indicating mechanism are, complex structure, and degree of regulation is relatively poor; Monoblock type length pitch screw governor motion as the dissatisfied place of making us that regulates indicating mechanism is, processing difficulties, the precision of screw rod are relatively poor, and nut employing peg type nut, and contact stress is very big, because stressed bigger, pin may be offset and influence self-locking action when sew application; Split type length pitch screw governor motion as the dissatisfied place of making us that regulates indicating mechanism is, long pitch nut adopts the peg type nut, contact stress is very big, thereby the material requirements to screw rod and nut is very high, on the other hand, the switching mechanism of length pitch regulated need switching effect displacement, may skid or be stuck when switching.The surgical stitch device of introducing in the United States Patent (USP) 5639008 adopts the butterfly adjusting knob to regulate distance between nail anvil and the nail bin, thus the distance that the surgeon can obviously be reduced regulate between nail anvil and the nail bin and the operating physical force of position.The dissatisfied place of making us of the adjusting indicating mechanism of this style is that the structure of double-clicking a handle takies more position, is difficult to acquire in the stiching instrument body new function.The surgical stitch device of introducing in the United States Patent (USP) 5271544, firing lock is by active firing handle and the fixed stiching instrument body handle that partners, be convenient in the stiching instrument body, acquire new function, in order to prevent that being held in stiching instrument hands mistake on one's body drives adjusting knob, can only adopt the distance between cylindrical adjusting knob adjusting nail anvil and the nail bin.The dissatisfied place of making us of the adjusting indicating mechanism of this style is that the operating physical force of cylindrical adjusting knob is bigger, and easily skids.Therefore the adjusting indicating mechanism of surgical stitch device also need improve.
Often need to understand when assembling, check and use surgical stitch device, whether the suturing nail in the nail bin has lacks.Whether the nail bin of existing surgical stitch device all is opaque, be difficult to observe one by one tens suturing nails knowing in the nail bin and exist.In addition, in assembling, check, sterilization, transportation and use, the suturing nail in the nail bin may be lost.At present, known surgical stitch device does not have solution preferably as yet.
By above-mentioned obviously as can be seen, a large amount of not in specie surgical stitch devices have been designed now, and the development work of new surgical stitch device is still continuing, so that the surgical stitch device that uses in a large number in the world every year is done further to improve, make more convenient operation, laborsaving, reliable and correct, it is more convenient to make, and cost is lower.
Summary of the invention
The objective of the invention is to propose a kind of surgical stitch device, realize that insurance institution is except having safety effect, also have to sew up sound and the position indicating effect finish and clamp anti-in the firing handle process and open effect, operation can be do not influenced thereby the surgeon firmly can be relaxed also at need in the clamping firing handle, and the time that stitching has been finished can be in time understood.
Another object of the present invention is to propose a kind of surgical stitch device, the indicator scale of indication window that is implemented in the adjusting indicating mechanism of surgical stitch device has the distance between lens structure for amplifying and more detailed nail anvil and the nail bin and the indication of position, have special fast, adjusting nail anvil and the distance between the nail bin and the function of position of slow worm drive, adopt the distance between butterfly adjusting knob adjusting nail anvil and the nail bin, the surgeon can obviously be reduced regulate the distance between nail anvil and the nail bin and the operating time and the operating physical force of position from face, the correct corresponding operation of selecting is convenient in concrete distance and position between clearer understanding nail anvil and the nail bin.
Another object of the present invention is to propose a kind of surgical stitch device, in the oblique chute in the nail bin mouth that the suturing nail of placing in the realization nail bin is stuck in, so that prevent that tens suturing nails in the nail bin from being lost in production, transportation and use.
Another object of the present invention is to propose a kind of surgical stitch device, realize that the nail bin of placement suturing nail partly is to make with transparent plastics, be convenient to observe one by one tens suturing nails knowing in the nail bin and whether all exist.
At present, known surgical stitch device comprises: the stiching instrument body, be installed in the nail bin of stiching instrument body head, be installed in nail anvil with the nail bin relative position, be installed in the ejector pin seat in the nail bin, being installed in can be by the suturing nail of ejector pin seat release in the nail bin, be arranged on the end face of nail anvil and the suturing nail grooving corresponding with the suturing nail position in the nail bin, be installed in the stiching instrument body, its head is equipped with the nail anvil rod of nail anvil, be installed in the stiching instrument body, its head is equipped with the ejector pin bar of ejector pin seat, regulate the adjusting indicating mechanism of distance between nail anvil and the nail bin, promote the ejector pin bar and in the stiching instrument body, move, be installed in other auxiliary spare part in the stiching instrument with the ejector pin seat in the release nail bin and the firing lock of suturing nail.Can be as required in the nail bin of surgical stitch device the ejector pin seat of mounting strap cutter and the cutter anvil corresponding with the cutter position in the nail bin is installed in nail anvil, the insurance institution that prevents that ejector pin seat that nail bin is interior and suturing nail from being released by mistake also can be installed as required.
Task of the present invention is achieved through the following technical solutions:
Lock and relief spring are arranged in the insurance institution among the present invention.Firing handle and percussion spring are arranged in the firing lock.Firing handle is installed in stiching instrument body portion and pivotable.Firing handle promotes the ejector pin bar and moves in the stiching instrument body to promote ejector pin seat and the suturing nail in the nail bin.The percussion spring makes firing handle trend towards open state all the time.Lock is installed in stiching instrument body portion and pivotable.Operating side, control end, scotch and briquetting are arranged on the lock.Control end is used to prop up or break away from firing handle, and the operating side is used to operate the rotation of lock.Relief spring makes the control end of lock trend towards propping up the state of firing handle all the time.Flange is arranged on the firing handle.Locking groove is arranged on the nail anvil rod.When the distance between nail anvil and the nail bin during greater than the position between the grip thickness that can carry out sew application, nail anvil rod stops the scotch swing on the lock, makes the control end on the lock keep propping up the state of firing handle.When the distance between nail anvil and the nail bin moves on to position between the grip thickness that can carry out sew application from zero-bit, locking groove on the nail anvil rod is positioned at the scotch place on the lock, scotch when the operating side of pulling lock is rotated lock on the lock can enter in the locking groove on the nail anvil rod, and the control end on the lock can break away from firing handle.When carrying out sew application, the operating side of pulling lock makes the control end on the lock break away from firing handle to rotate lock, the operating side of unclamping lock again after the clamped rotation of firing handle then, briquetting on the lock is pressed on the flange of firing handle under the effect of percussion spring and relief spring, makes the firing handle can only clamped rotation and can not open round about.When continue clamping firing handle again, the briquetting on the lock is sliding on the flange in firing handle under the effect of relief spring and is continuing to be pressed on the flange of firing handle, continues to make the firing handle can only clamped rotation and can not open round about.When finishing sew application, the operating side of pulling lock makes the flange disengaging of briquetting and firing handle on the lock to rotate lock, the percussion spring makes firing handle be returned to open state, at this moment, the operating side of unclamping lock makes the control end of lock be returned to the position of propping up firing handle under the effect of relief spring.
What further replenish above-mentioned embodiment is: when finishing sew application, after briquetting on the lock shifts out flange on the firing handle, bullet is to firing handle under the effect of relief spring for lock, and the strike note that sends and the position of lock are moved and reminded the surgeon that stitching is finished.At this moment, the operating side of pulling lock again breaks away from the briquetting of lock and the flange of firing handle to rotate lock, the percussion spring makes firing handle be returned to open state, and the operating side of unclamping lock then makes the control end of lock be returned to the position of propping up firing handle under the effect of relief spring.
The contact position of the flange of firing handle and the briquetting of lock can be slick, also can have the sour jujube tooth.The sour jujube tooth can be step-like, also can be shape zigzag or that other are suitable.
Like this, insurance institution of the present invention is except having safety effect, also have sound and the position indicating effect finish sewed up, clamp anti-in the firing handle process and open effect, thereby the surgeon firmly can be relaxed also at need in the clamping firing handle can not influence operation, can also in time understand the time that stitching has been finished, carry out next step operation relievedly.
In the adjusting of the present invention indicating mechanism adjusting knob, nail anvil rod, indication window and position indicator pointer are arranged.Adjusting knob is regulated distance between nail anvil and the nail bin by nail anvil rod and the cue mark that drives on the position indicator pointer moves forward and backward in the inboard that is positioned at stiching instrument body transparent indication window all.On the indication window to allow carrying out nail anvil and the distance between the nail bin and the position of sew application, along with the oblique line section of the angled direction of moving direction of position indicator pointer on mark indicator scale.There is magnifier the position that marks the oblique line section on indication window.Because when the cue mark on the position indicator pointer moves, the indicator scale on the indication window in the straightway that marks along the moving direction with position indicator pointer, so has amplification along the oblique line segment length who marks with the angled direction of the moving direction of position indicator pointer.Arrive when allowing to carry out the position of sew application when drive cue mark on the position indicator pointer by adjusting knob, magnifier amplifies cue mark on the display position pointer from nail anvil and distance between the nail bin and position that the indicator scale of indication window is indicated.Can also be again on the indication window to not allowing to carry out nail anvil and the distance between the nail bin and the position of sew application, along on the straightway of the moving direction of position indicator pointer by marking indicator scale at 1: 1.Like this, when regulate by adjusting knob between nail anvil and the nail bin apart from the time, the cue mark that adjusting knob drives on the position indicator pointer moves forward and backward in the inboard of the indication window that is positioned at stiching instrument body portion, from the indicator scale indication nail anvil of indication window and various distances and the position between the nail bin.Cue mark on the position indicator pointer of the present invention can be prismatical bus, also can be stagewise corner stitch, can also be boundary line or other suitable cue marks of two kinds of different colours.
Regulate the adjusting knob that nail anvil rod is arranged in the indicating mechanism and be installed in stiching instrument body afterbody.The periphery of nail anvil rod afterbody has the short pitch screw and the long screw channel of fixed-site.Short pitch screw on the nail anvil rod is positioned at the front of long screw channel.Short pitch screw and projection that fixed-site is arranged on the endoporus of adjusting knob.The short pitch screw of adjusting knob is positioned at the front of projection.Projection in the endoporus of adjusting knob can be the thread shape, also can be cylindric, round table-like, prism-shaped, terrace with edge shape or other shapes that can match with the long screw channel on the nail anvil rod.Axial length on the nail anvil rod between the front end of the rear end of short pitch screw and long screw channel approximates the front end of short pitch screw of adjusting knob and the axial length sum of projection.Long screw channel on the nail anvil rod and short pitch screw respectively with the adjusting knob endoporus on projection and short pitch screw form fast, slow drive mechanism.When the distance between nail anvil and the nail bin near and when reaching position between the grip thickness that can carry out sew application, long screw channel on the projection of adjusting knob and the nail anvil rod breaks away from, and the short pitch screw of adjusting knob and the short pitch screw on the nail anvil rod are meshing with each other at this moment.When the distance between nail anvil and the nail bin during greater than the position between the above-mentioned grip thickness of carrying out sew application, short pitch screw on the short pitch screw of adjusting knob and the nail anvil rod breaks away from, and the projection of adjusting knob and the long screw channel on the nail anvil rod are meshing with each other at this moment.When the distance between nail anvil and the nail bin is in the transitive state of above-mentioned two kinds of positions, the short pitch screw of adjusting knob and projection are simultaneously between the front end of rear end of lacking pitch screw on the nail anvil rod and long screw channel, and the screw channel of the short pitch screw rear end on the nail anvil rod is aimed at the thread place of the short pitch screw front end of adjusting knob at this moment, and the front end of the long screw channel on the nail anvil rod is aimed at the projection place of adjusting knob.
What further replenish above-mentioned embodiment is: the front end of the long screw channel on the nail anvil rod have with nail anvil rod on the identical guiding screw channel of pitch of short pitch screw.When the projection of adjusting knob entered the guiding screw channel by the long screw channel on the nail anvil rod, the short pitch screw of adjusting knob entered the short pitch screw on the nail anvil rod.When the projection of adjusting knob entered long screw channel by the guiding screw channel on the nail anvil rod, the short pitch screw on the short pitch screw of adjusting knob and the nail anvil rod broke away from.
Regulating in the indicating mechanism has the butterfly adjusting knob that is installed in stiching instrument body afterbody, and stiching instrument body afterbody has flange near butterfly adjusting knob place.
Like this, the adjusting indicating mechanism among the present invention: the distance that adopts the butterfly adjusting knob to regulate between nail anvil and the nail bin can reduce operating physical force.The flange at the close butterfly adjusting knob place of stiching instrument body afterbody drives the butterfly adjusting knob in the time of can preventing to carry out sew application and causes the error that changes grip thickness.When the distance between nail anvil and the nail bin during greater than the position between the grip thickness that can carry out sew application, adopt the drive mechanism of long pitch screw channel and projection, can draw in fast and treat suture tissue, with the saving operating time.When the distance between nail anvil and the nail bin reaches position between the grip thickness that can carry out sew application, adopt the thread and the drive mechanism of screw channel of short pitch screw, help reducing contact stress, can meticulous adjusting grip thickness, with the assurance suture quality.Hurry up, slow screw-drive mechanism do not have movable switch piece when speed switches, to improve the reliability of switching.Scale on the indication window has the indication of position between more detailed nail anvil and the nail bin, thus make the surgeon can clearer understanding nail anvil and nail bin between particular location, be convenient to the correct corresponding operation of selecting.
Suturing nail among the present invention is the outside open U-shaped of nail foot, and there is recessed oblique chute at the nail foot place of placing suturing nail in the nail bin mouth of nail bin.After suturing nail was packed in the nail bin mouth, the nail point on the nail foot of suturing nail sprang in the oblique chute in the nail bin mouth.When the ejector pin seat promotes suturing nail, nail on the nail foot of suturing nail point draws not outside open U-shaped in along the nail foot that the oblique chute in the nail bin mouth slides outside open suturing nail earlier, suturing nail is pushed out the nail bin mouth and directes reach suturing nail grooving on the nail anvil then, makes the suturing nail of U-shaped be bent to B shape.Like this, can prevent that tens suturing nails in the nail bin from being lost in transportation and use.
Placing the position of above-mentioned suturing nail in the nail bin among the present invention adopts transparent plastics to make.Like this, when assembling, check and use, can see whether the suturing nail of placing in the transparent nail bin lacks.
Specific implementation method and description of drawings thereof
Use way of example below, state the most preferred embodiment of surgical tubular stiching instrument of the present invention in conjunction with the accompanying drawings.Peeping operation in suturing device for surgical operation, surgery are used with side-to-side neurorrhaphy device, surgery can select for use with reference to the various implementation methods of surgical tubular stiching instrument as required with the corresponding implementation method of the surgical stitch device of stiching instrument and other all styles ofs.Scope of the present invention will be pointed out in the claims.Will be appreciated that some or all accompanying drawing all is for the explanation sketch of most preferred embodiment of the present invention being described, the full-size(d) of part shown in face is not depicted.With reference to being described in detail of most preferred embodiment, understand with will be more readily apparent from reach the present invention above-mentioned with other the purpose and the practical ways of advantage.
Fig. 1 is the outside drawing of the surgical tubular stiching instrument of the expression embodiment of the invention;
Fig. 2 is the nail anvil of surgical tubular stiching instrument head of presentation graphs 1 and the partial sectional view of nail bin;
Fig. 3 is a kind of partial sectional view of structure in a-a cross section of nail bin of the surgical tubular stiching instrument of presentation graphs 2;
Fig. 4 is the front view of suturing nail of the surgical tubular stiching instrument of presentation graphs 1;
Fig. 5 is the partial sectional view of another kind of structure in a-a cross section of nail bin of the surgical tubular stiching instrument of presentation graphs 2;
Fig. 6 is the partial sectional view of the suturing nail of the surgical tubular stiching instrument of presentation graphs 3 when partly being released nail bin;
Fig. 7 be the surgical tubular stiching instrument of presentation graphs 1 when the distance between nail anvil and the nail bin during greater than the position of the grip thickness that can carry out sew application, the partial sectional view of left stiching instrument body is removed at surgical tubular stiching instrument rear portion;
Fig. 8 be the surgical tubular stiching instrument of presentation graphs 1 when the distance between nail anvil and the nail bin reaches the position of the grip thickness that can carry out sew application, the partial sectional view of left stiching instrument body is removed at surgical tubular stiching instrument rear portion;
Fig. 9 is the partial view of the another kind of structure of the short pitch screw of nail anvil rod afterbody of surgical tubular stiching instrument of presentation graphs 2 and long screw channel;
Figure 10 be the surgical tubular stiching instrument of presentation graphs 1 when the distance between nail anvil and the nail bin is in the transitive state of Fig. 7 and two kinds of positions of Fig. 8, the partial sectional view of left stiching instrument body is removed at surgical tubular stiching instrument rear portion;
Figure 11 be the surgical tubular stiching instrument of presentation graphs 1 when finishing suture tissue, the partial elevation view at surgical tubular stiching instrument rear portion;
Figure 12 is the partial sectional view in b-b cross section of the surgical tubular stiching instrument of expression Figure 11.
Below in conjunction with Fig. 1 to Figure 12 each parts and the mechanism of the surgical tubular stiching instrument of the embodiment of the invention are described, each parts is described and be coupled to each other and act on, the course of action and the effect of each mechanism in each operating procedure.
Surgical tubular stiching instrument as shown in Figure 1, direction 1 and 2 expressions are upper and lower, before direction 3 and 4 expressions and after, a direction 5 and 6 expression left sides and right.The nail bin 7 of surgical tubular stiching instrument is installed in the head of stiching instrument body 8, nail anvil 9 is installed in the head of nail anvil rod 10 and is positioned at the place ahead of nail bin 7,8 body portions are equipped with firing handle 11, lock 12, indication window 13 and position indicator pointer 14 at the stiching instrument body, at stiching instrument body 8 afterbodys butterfly adjusting knob 15 are installed.
To shown in Figure 4, ejector pin seat 16, cutter 17, nail bin sheet 18 and suturing nail 19 are installed in the nail bin 7 as Fig. 2.Cutter anvil 20 is installed in the nail anvil 9.On the end face of nail anvil 9, be arranged with nail bin 7 in the corresponding suturing nail grooving 21 in suturing nail 19 positions.Suturing nail 19 is placed in the transparent nail bin sheet 18.Suturing nail 19 is nail foot 22 outside open U-shapeds, and there is recessed oblique chute 24 at nail foot 22 places of placing suturing nail 19 in the nail bin mouth 23 of nail bin sheet 18.After suturing nail 19 was packed in the nail bin mouth 23, the nail point 25 on the nail foot 22 of suturing nail 19 sprang in the oblique chute 24 in the nail bin mouth 23.When ejector pin bar 26 drives ejector pin seat 16 promotion suturing nails 19, nail on the nail foot 22 of suturing nail 19 point 25 draws not outside open U-shaped in along the nail foot 22 that the oblique chutes in the nail bin mouth 23 24 slide outside open suturing nail 19 earlier, suturing nail 19 is pushed out nail bin 7 and penetrates and treat that suture tissue 27 and 28 directes reach suturing nail grooving 21 (see figure 6)s on the nail anvil 9, makes the suturing nail 19 of U-shaped be bent to B shape then.Fig. 5 is the partial sectional view of the another kind of structure of the oblique chute in the expression nail bin mouth, except the shape of oblique chute 29 and oblique chute 24 is different, wherein each parts and be coupled to each other with act on basic and Fig. 3 in identical.
Extremely shown in Figure 11 as Fig. 7: that lock 12 and relief spring 30 are arranged in the insurance institution.Firing handle 11 and percussion spring 31 are arranged in the firing lock.Firing handle 11 is installed in stiching instrument body 8 body portions and pivotable.Firing handle 11 promotes ejector pin bar 26 and moves in stiching instrument body 8 to promote ejector pin seat 16 and suturing nail 19 (see figure 2)s in the nail bin 7.Percussion spring 31 makes firing handle 11 trend towards open state all the time.Lock 12 is installed in stiching instrument body 8 body portions and pivotable.Operating side 32, control end 33, scotch 34 and briquetting 35 are arranged on the lock 12.Control end 33 is used to prop up or breaks away from firing handle 11, and operating side 32 is used to operate the rotation of lock 12.Relief spring 30 makes the control end 33 of lock 12 trend towards propping up the state of firing handle 11 all the time.Flange 36 is arranged on the firing handle 11.Locking groove 37 is arranged on the nail anvil rod 10.
When the distance between nail anvil 9 and the nail bin 7 during greater than the position between the grip thickness that can carry out sew application, nail anvil rod 10 stops scotch 34 swings on the locks 12, makes the control end 33 on the lock 12 keep propping up the state of firing handle 11.When the distance between nail anvil 9 and the nail bin 7 moves on to position between the grip thickness that can carry out sew application from zero-bit, locking groove 37 on the nail anvil rod 10 is positioned at scotch 34 places on the lock 12, scotch 34 when the operating side 32 of pulling lock 12 is rotated lock 12 on the lock 12 enters in the locking groove 37 on the nail anvil rod 10, and the control end 33 on the lock 12 can break away from firing handle 11.
When carrying out sew application, the operating side 32 of pulling lock 12 makes the control end 33 on the lock 12 break away from firing handle 11 to rotate lock 12, the operating side 32 of unclamping lock 12 again after the firing handle 11 clamped rotations then, briquetting 35 on the lock 12 is pressed on the flange 36 of firing handle 11 under the effect of percussion spring 31 and relief spring 30, makes the firing handle 11 can only clamped rotation and can not open round about.When continuing to clamp firing handle 11 again, briquetting 35 on the lock 12 is sliding on the flange 36 in firing handle 11 under the effect of relief spring 30 and is continuing to be pressed on the flange 36 of firing handle 11, continues to make the firing handle 11 can only clamped rotation and can not open round about.When finishing sew application, after briquetting 35 on the lock 12 shifts out flange 36 on the firing handle 11, bullet is to firing handle 11 under the effect of relief spring 30 for lock 12, and the position of strike note that sends and lock 12 is moved and reminded the surgeon that stitching is finished.At this moment, the operating side 32 of pulling lock 12 again makes the briquetting 35 of lock 12 and flange 36 disengagings of firing handle 11 to rotate lock 12, percussion spring 31 makes firing handle 11 be returned to open state, and the operating side 32 of unclamping lock 12 then makes the control end 33 of lock 12 be returned to the position of propping up firing handle 11 under the effect of relief spring 30.
Extremely shown in Figure 12 as Fig. 7: regulating in the indicating mechanism has butterfly adjusting knob 15, nail anvil rod 10, indication window 13 and position indicator pointer 14.Butterfly adjusting knob 15 is installed in stiching instrument body 8 afterbodys.Stiching instrument body 8 afterbodys have flange 38 near butterfly adjusting knob 15 places.Butterfly adjusting knob 15 by nail anvil rod 10 regulate between nail anvils 9 and the nail bin 7 apart from and the cue mark 39 that drives on the position indicator pointer 14 move forward and backward in the inboard of the transparent indication window 13 that is positioned at stiching instrument body 8 body portions.At the nail anvil 9 and distance and the position between the nail bin 7 to allow carrying out sew application on the indication window 13, mark indicator scale on the oblique line section 40 of edge and the angled direction of moving direction of position indicator pointer 14.There is magnifier 41 position that marks oblique line section 40 on indication window 13.On the indication window 13 to not allowing to carry out the nail anvil 9 of sew application and distance and the position between the nail bin 7, along on the straightway 42 of the moving direction of position indicator pointer 14 by marking indicator scale at 1: 1.Because when the cue mark on the position indicator pointer 14 39 moves, the straightway 42 that marks along the moving direction with position indicator pointer 14 is longer than with the oblique line section 40 that the angled direction of the moving direction of position indicator pointer 14 marks in indicator scale edge on the indication window 13, therefore has amplification.When regulate by butterfly adjusting knob 15 between nail anvils 9 and the nail bin 7 apart from the time, the cue mark 39 that butterfly adjusting knob 15 drives on the position indicator pointer 14 moves forward and backward in the inboard of the indication window 13 that is positioned at stiching instrument body 8 body portions, from the indicator scale indication nail anvil 9 of indication window 13 and various distances and the position between the nail bin 7.Arrive when allowing to carry out the position of sew applications when drive cue mark 39 on the position indicator pointers 14 by butterfly adjusting knob 15, magnifier 41 amplifies cue mark 39 on the display position pointers 14 from the nail anvil 9 of oblique line section 40 indications of the indicator scale of indication window 13 and distance and the position between the nail bin 7.
The periphery of nail anvil rod 10 afterbodys has the short pitch screw 43 and the long screw channel 44 of fixed-site.Short pitch screw 43 on the nail anvil rod 10 is positioned at the front of long screw channel 44.Short pitch screw 45 and projection 46 that fixed-site is arranged on the endoporus of butterfly adjusting knob 15.The short pitch screw 45 of butterfly adjusting knob 15 is positioned at the front of projection 46.The front end of the long screw channel 44 on the nail anvil rod 10 have with nail anvil rod 10 on the identical guiding screw channel 47 of pitch of short pitch screw 43.Axial length on the nail anvil rod 10 between the front end of the rear end of short pitch screw 43 and long screw channel 44 approximates the front end of short pitch screw 45 of butterfly adjusting knob 15 and the axial length sum of projection 46.Long screw channel 44 on the nail anvil rod 10 and short pitch screw 43 respectively with butterfly adjusting knob 15 endoporus on projection 46 and short pitch screw 45 form fast, slow drive mechanism.When the distance between nail anvil 9 and the nail bin 7 near and when reaching position between the grip thickness that can carry out sew application, the projection 46 and the long screw channel on the nail anvil rod 10 44 of butterfly adjusting knob 15 break away from, and the short pitch screw 45 of butterfly adjusting knob 15 and the short pitch screw 43 on the nail anvil rod 10 are meshing with each other at this moment.When the distance between nail anvil 9 and the nail bin 7 during greater than the position between the above-mentioned grip thickness of carrying out sew application, the short pitch screw 45 and the short pitch screw on the nail anvil rod 10 43 of butterfly adjusting knob 15 break away from, and the projection 46 of butterfly adjusting knob 15 and the long screw channel 44 on the nail anvil rod 10 are meshing with each other at this moment.When the distance between nail anvil 9 and the nail bin 7 is in the transitive state of above-mentioned two kinds of positions, the short pitch screw 45 of butterfly adjusting knob 15 and projection 46 are simultaneously between the front end of rear end of lacking pitch screw 43 on the nail anvil rod 10 and long screw channel 44, and the thread 48 of short pitch screw 43 rear ends on the nail anvil rod 10 is aimed at screw channel 49 places of short pitch screw 45 front ends of butterfly adjusting knobs 15 at this moment, and the front end of the long screw channel 44 on the nail anvil rod 10 is aimed at projection 46 places of butterfly adjusting knob 15.When the projection 46 of butterfly adjusting knob 15 entered guiding screw channel 47 by the long screw channel 44 on the nail anvil rod 10, the short pitch screw 45 of butterfly adjusting knob 15 entered the short pitch screw 43 on the nail anvil rod 10.When the projection 46 of butterfly adjusting knob 15 is entered long screw channel 44 by the guiding screw channel 47 on the nail anvil rod 10, short pitch screw 43 disengagings on the short pitch screw 45 of butterfly adjusting knob 14 and the nail anvil rod 10.
That another kind of structure shown in Figure 9 is that the front end of the long screw channel 44 on the nail anvil rod 10 has is identical with the pitch of short pitch screw 43 on the nail anvil rod 10, than the longer guiding screw channel 50 of above-mentioned guiding screw channel 47.
According to above-mentioned detailed introduction as can be known, surgical stitch device of the present invention has following characteristics: the surgeon is when using surgical stitch device of the present invention, indicating mechanism is regulated in operation, make to reach required grip thickness between nail anvil and the nail bin, be clamped between nail anvil and the nail bin so that will treat suture tissue.Wait to organize and open insurance institution after clamped, can operate firing lock and promote the ejector pin bar and in the stiching instrument body, move to release ejector pin seat and the suturing nail in the nail bin.After suturing nail is released in nail bin, promptly penetrate the clamped suture tissue for the treatment of and direct reach the grooving on the nail anvil, make the suturing nail of U-shaped bend to B shape, reach operation purpose with tissue apposition.To also needing to cut the operation that is sewn tissue, both can when the operation firing lock is released ejector pin seat in the nail bin and suturing nail, release cutter direct reach cutting on the cutter anvil in the nail anvil clamped treat suture tissue, also can be sewn tissue with the scalpel cutting.After finishing sew application, indicating mechanism is regulated in operation increases nail anvil and nail bin spacing, unclamps suture tissue, so that withdraw from surgical stitch device.
Adjusting indicating mechanism in the surgical stitch device of the present invention: the distance that adopts the butterfly adjusting knob to regulate between nail anvil and the nail bin can reduce operating physical force.The flange at the close butterfly adjusting knob place of stiching instrument body afterbody drives the butterfly adjusting knob in the time of can preventing to carry out sew application and causes the error that changes grip thickness.When the distance between nail anvil and the nail bin during, can draw in fast and treat suture tissue, to save the operating time greater than the position between the grip thickness that can carry out sew application.When the distance between nail anvil and the nail bin near and when reaching position between the grip thickness that can carry out sew application, can meticulous adjusting grip thickness, to guarantee suture quality.Hurry up, slow screw-drive mechanism do not have movable switch piece when speed switches, to improve the reliability of switching.Indicator scale on the indication window has the distance between lens structure for amplifying and more detailed nail anvil and the nail bin and the indication of position, thus make the surgeon can clearer understanding nail anvil and nail bin between particular location, be convenient to the correct corresponding operation of selecting.
Insurance institution in the surgical stitch device of the present invention: when only reaching the scope of the grip thickness that can carry out sew application between nail anvil and nail bin, lock just allows firing handle to be pulled the trigger; When if the distance between nail anvil and the nail bin departs from the scope of the grip thickness that can carry out sew application, lock promptly stops firing handle to be pulled the trigger, thereby the accident that can avoid firing handle by mistake to be pulled the trigger is carried out to guarantee suture operation safety.In case the surgeon determines that each step operation is correct, can open lock successively, clamps firing handle, finish sew application.Insurance institution is except having safety effect, also have to sew up sound and the position indicating effect finish and clamp anti-in the firing handle process and open effect, thereby the surgeon firmly can be relaxed also at need in the clamping firing handle can not influence operation, can also in time understand the time that sew application has been finished, carry out next step operation relievedly.After finishing suture tissue, rotate lock, unclamp firing handle, ejector pin seat and endless knife are withdrawn in the nail bin automatically to prevent to damage surrounding tissue.
Be placed in the surgical stitch device of the present invention under the oblique chute in the nail bin mouth that suturing nail in the nail bin is stuck in, can prevent that tens suturing nails in the nail bin from being lost in transportation and use.Whether the nail bin of placing suturing nail partly is to make with transparent plastics, be convenient to observe one by one tens suturing nails knowing in the nail bin and lack.Like this, can effectively avoid owing to the disappearance suturing nail causes the suture operation failure.
Above-mentioned every characteristics that surgical stitch device of the present invention has, can according to cast stiching instrument, line style stiching instrument, side-to-side neurorrhaphy device, in peep the use needs of operation with the surgical stitch device of stiching instrument and other all styles ofs, select the corresponding structure combination for use, to reach best form of implementation.
Compare with existing various surgical stitch devices, more convenient, more accurate, more laborsaving when surgical stitch device of the present invention uses, more save time, safer, more convenient during assembling, production cost is lower, suits to produce on a large scale on streamline the disposable surgical stitch device of high quality and low cost especially.
So as can be seen, the above-mentioned target of stating comprises by front those shown targets of explanation having been reached effectively.Described here only is the typical best form of implementation of the present patent application, can do some to said structure and change also without prejudice to the spirit and scope of the present invention.The present invention does not limit to or is placed restrictions on the detail of being stated in here, and state in should qualification as claim to keep affiliated field secondary technology personnel be conspicuous any improvement or remodeling.
Claims (8)
1, a kind of surgical stitch device, its ingredient comprises: the stiching instrument body, be installed in the nail bin of above-mentioned stiching instrument body head, be installed in nail anvil with above-mentioned nail bin relative position, be installed in the ejector pin seat in the above-mentioned nail bin, being installed in can be by the suturing nail of above-mentioned ejector pin seat release in the above-mentioned nail bin, be arranged on the end face of above-mentioned nail anvil and the suturing nail grooving corresponding with the suturing nail position in the above-mentioned nail bin, be installed in the above-mentioned stiching instrument body, its head is equipped with the nail anvil rod of above-mentioned nail anvil, be installed in the above-mentioned stiching instrument body, its head is equipped with the ejector pin bar of above-mentioned ejector pin seat, regulate the adjusting indicating mechanism of distance between above-mentioned nail anvil and the nail bin, promote above-mentioned ejector pin bar and in above-mentioned stiching instrument body, move, prevent the insurance institution that above-mentioned ejector pin seat in the above-mentioned nail bin and suturing nail are released by mistake to release the above-mentioned ejector pin seat in the above-mentioned nail bin and the firing lock of suturing nail;
It is characterized in that: in the above-mentioned adjusting indicating mechanism adjusting knob, indication window and position indicator pointer are arranged, the cue mark that above-mentioned adjusting knob drives on the above-mentioned position indicator pointer moves forward and backward in the inboard of the above-mentioned indication window that is positioned at above-mentioned stiching instrument body portion, on the above-mentioned indication window to above-mentioned nail anvil that allow to carry out sew application and the distance between the nail bin and position along with the oblique line section of the angled direction of moving direction of above-mentioned position indicator pointer on mark indicator scale, there is magnifier the position that marks the oblique line section on above-mentioned indication window; When driving cue mark on the above-mentioned position indicator pointer by above-mentioned adjusting knob and arrive to allow carry out the position of sew application, above-mentioned magnifier amplifies above-mentioned nail anvil that the cue mark that shows on the above-mentioned position indicator pointer indicates from the indicator scale of above-mentioned indication window and distance and the position between the nail bin.
2, surgical stitch device according to claim 1, it is characterized in that, on the above-mentioned indication window to the above-mentioned nail anvil that do not allow to carry out sew application and the distance between the nail bin and position along on the straightway of the moving direction of above-mentioned position indicator pointer by marking indicator scale at 1: 1, on the above-mentioned indication window to above-mentioned nail anvil that allow to carry out sew application and the distance between the nail bin and position along with the oblique line section of the angled direction of moving direction of above-mentioned position indicator pointer on mark indicator scale, there is magnifier the position that marks the oblique line section on above-mentioned indication window; When regulate by above-mentioned adjusting knob between above-mentioned nail anvil and the nail bin apart from the time, the cue mark that above-mentioned adjusting knob drives on the above-mentioned position indicator pointer moves forward and backward in the inboard of the above-mentioned indication window that is positioned at above-mentioned stiching instrument body portion, from the indicator scale above-mentioned nail anvil of indication of above-mentioned indication window and various distances and the position between the nail bin.
3, surgical stitch device according to claim 1, it is characterized in that, above-mentioned nail anvil rod is arranged in the above-mentioned adjusting indicating mechanism and be installed in the adjusting knob of above-mentioned stiching instrument body afterbody, the periphery of above-mentioned nail anvil rod afterbody has the short pitch screw and the long screw channel of fixed-site, short pitch screw on the above-mentioned nail anvil rod is positioned at the front of long screw channel, short pitch screw and projection that fixed-site is arranged on the endoporus of above-mentioned adjusting knob, the short pitch screw of above-mentioned adjusting knob is positioned at the front of projection, axial length on the above-mentioned nail anvil rod between the front end of the rear end of short pitch screw and long screw channel approximates the front end of short pitch screw of above-mentioned adjusting knob and the axial length sum of projection, long screw channel on the above-mentioned nail anvil rod and short pitch screw respectively with above-mentioned adjusting knob endoporus on projection and weak point pitch screw composition soon, slow drive mechanism; When the distance between above-mentioned nail anvil and the nail bin near and when reaching the position of the grip thickness that can carry out sew application, long screw channel on the projection of above-mentioned adjusting knob and the above-mentioned nail anvil rod breaks away from, and the short pitch screw of above-mentioned adjusting knob and the short pitch screw on the above-mentioned nail anvil rod are meshing with each other at this moment; When the distance between above-mentioned nail anvil and the nail bin during greater than the position of the above-mentioned grip thickness of carrying out sew application, short pitch screw on the short pitch screw of above-mentioned adjusting knob and the above-mentioned nail anvil rod breaks away from, and the projection of above-mentioned adjusting knob and the long screw channel on the above-mentioned nail anvil rod are meshing with each other at this moment; When the distance between above-mentioned nail anvil and the nail bin is in the transitive state of above-mentioned two kinds of positions, the short pitch screw of above-mentioned adjusting knob and projection are simultaneously between the front end of rear end of lacking pitch screw on the above-mentioned nail anvil rod and long screw channel, and the screw channel of the short pitch screw rear end on the above-mentioned nail anvil rod is aimed at the thread place of the short pitch screw front end of above-mentioned adjusting knob at this moment, and the front end of the long screw channel on the above-mentioned nail anvil rod is aimed at the projection place of above-mentioned adjusting knob.
4, surgical stitch device according to claim 3 is characterized in that, the front end of the long screw channel on the above-mentioned nail anvil rod have with nail anvil rod on the identical guiding screw channel of pitch of short pitch screw; When the projection of above-mentioned adjusting knob entered the guiding screw channel by the long screw channel on the above-mentioned nail anvil rod, the short pitch screw of above-mentioned adjusting knob entered the short pitch screw on the above-mentioned nail anvil rod; When the projection of above-mentioned adjusting knob entered long screw channel by the guiding screw channel on the above-mentioned nail anvil rod, the short pitch screw on the short pitch screw of above-mentioned adjusting knob and the above-mentioned nail anvil rod broke away from.
5, surgical stitch device according to claim 1 is characterized in that, in the above-mentioned adjusting indicating mechanism butterfly adjusting knob that is installed in above-mentioned stiching instrument body afterbody is arranged, and above-mentioned stiching instrument body afterbody has flange near above-mentioned butterfly adjusting knob place.
6, surgical stitch device according to claim 1 is characterized in that, places the position of above-mentioned suturing nail in the above-mentioned nail bin and adopts transparent plastics to make.
7, surgical stitch device according to claim 1 is characterized in that, the ejector pin seat of mounting strap cutter in above-mentioned nail bin.
8, surgical stitch device according to claim 7 is characterized in that, the cutter anvil corresponding with the cutter position in the above-mentioned nail bin is installed in above-mentioned nail anvil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101671259A CN100443058C (en) | 2005-07-26 | 2005-07-26 | Suture device used for surgical department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101671259A CN100443058C (en) | 2005-07-26 | 2005-07-26 | Suture device used for surgical department |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100281256A Division CN1330277C (en) | 2005-07-26 | 2005-07-26 | Surgical stitch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1965766A CN1965766A (en) | 2007-05-23 |
| CN100443058C true CN100443058C (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101671259A Expired - Fee Related CN100443058C (en) | 2005-07-26 | 2005-07-26 | Suture device used for surgical department |
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| Country | Link |
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| CN (1) | CN100443058C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011050658A1 (en) * | 2009-10-26 | 2011-05-05 | 北京中法派尔特医疗设备有限公司 | Line stapler |
| CN101991451B (en) * | 2010-12-07 | 2012-07-18 | 苏州天臣国际医疗科技有限公司 | Linear type suturing instrument |
| CN102217963A (en) * | 2011-06-08 | 2011-10-19 | 刘忠臣 | Sandwiched stapler type alimentary tract anastomosis dissecting sealer |
| CA2861710A1 (en) * | 2012-01-18 | 2013-07-25 | Covidien Lp | Surgical fastener applying apparatus |
| CN102813540A (en) * | 2012-08-28 | 2012-12-12 | 刘忠臣 | Sandwich stapler type digestive tract anastomosis incision stitching instrument |
| CN104248460B (en) * | 2013-06-28 | 2016-10-05 | 瑞奇外科器械(中国)有限公司 | Stapler electronic pointer and stapler |
| CN106037850B (en) * | 2016-07-07 | 2019-01-29 | 江苏风和医疗器材股份有限公司 | Surgical instruments |
| CN109247966B (en) * | 2018-10-15 | 2024-04-02 | 广州德脉医疗器械有限公司 | Nail bin with pointer system |
| CN110811724B (en) * | 2019-12-14 | 2024-09-03 | 上海博洽医疗器械有限公司 | Joint operating mechanism of endoscopic surgical instrument |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458279A (en) * | 1991-05-14 | 1995-10-17 | Minnesota Mining And Manufacturing Company | Surgical stapler with safety feature |
| JPH0838488A (en) * | 1994-03-30 | 1996-02-13 | Ethicon Endo Surgery Inc | Surgical stapler device equipped with stapler head assembly which is remotely rotated on revolution supporting shaft |
| CN2383476Y (en) * | 1999-02-10 | 2000-06-21 | 张祖仁 | Surgical tubular anastomat |
-
2005
- 2005-07-26 CN CNB2006101671259A patent/CN100443058C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458279A (en) * | 1991-05-14 | 1995-10-17 | Minnesota Mining And Manufacturing Company | Surgical stapler with safety feature |
| JPH0838488A (en) * | 1994-03-30 | 1996-02-13 | Ethicon Endo Surgery Inc | Surgical stapler device equipped with stapler head assembly which is remotely rotated on revolution supporting shaft |
| CN2383476Y (en) * | 1999-02-10 | 2000-06-21 | 张祖仁 | Surgical tubular anastomat |
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| CN1965766A (en) | 2007-05-23 |
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