CN102652683A - Cartridge assembly and bladed stitching instrument using cartridge assembly - Google Patents
Cartridge assembly and bladed stitching instrument using cartridge assembly Download PDFInfo
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- CN102652683A CN102652683A CN2012101082743A CN201210108274A CN102652683A CN 102652683 A CN102652683 A CN 102652683A CN 2012101082743 A CN2012101082743 A CN 2012101082743A CN 201210108274 A CN201210108274 A CN 201210108274A CN 102652683 A CN102652683 A CN 102652683A
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- nail bin
- tooth bar
- band cutter
- cutting knife
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
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Abstract
The invention relates to a cartridge assembly and a bladed stitching instrument using the cartridge assembly. The cartridge assembly comprises a cartridge, a positioning pin and a cutter assembly, wherein the cutter assembly is arranged in an inner cavity of the cartridge, and comprises a cutter slider, a fixed splint, a bladed rack and an elastic assembly; the bladed rack is provided with a guide groove, and arranged on the fixed splint through the positioning pin; the elastic assembly is provided with a spring, and the right end of the elastic assembly is contacted and connected with the left end of the bladed rack; and the bladed rack and the cutter assembly can be mutually engaged. In the process of percussion, the bladed rack drives the cutter slider to move leftwards under the joint action of the guide groove and the elastic assembly. The cartridge assembly is easy to assemble and safe in use; the stitching instrument is weak in percussion force and good in stitched forming; and under the action of a percussion mechanism, stitching and cutting actions can be realized simultaneously, and the cutting direction is parallel to the direction of a suture line, therefore, the cartridge assembly and the bladed stitching instrument disclosed by the invention are more suitable for promotion and application.
Description
Technical field
The present invention relates to a kind of surgical operation and use medical apparatus and instruments, particularly relate to a kind of nail bin groupware and use the band cutter stiching instrument of this assembly.
Background technology
In the orthopaedic surgical operations operation, medical suturing instrument has become the requisite medical assistance apparatus in the tissue sewing process.Along with the development and the research and development of products of medical science, more and more multi-functional seam nail series products is applied to clinical, and the scope of application has related to every field such as gastrointestinal surgery, Genneral Surgery, thoracic surgery, Urology Surgery, gynecological, becomes one of doctor's necessary tool.The application of medical suturing instrument have in the operation hemorrhage less, operating time short, can reduce error hand-manipulated, avoid infection, postoperative function recovers plurality of advantages such as fast.
A kind of product commonly used is the straight cuts stiching instrument in the medical suturing instrument, is mainly used in the opening of sewing up cavity tissue, sews up mouth neatly and very firm, is not easy to take place the stitching stomatorrhagia.Initial straight line stiching instrument has only the function of stitching, after tissue apposition finishes, need the doctor manually unnecessary tissue to be sliced off, and the doctor is not easy to grasp the distance between line of cut and the stitching thread, and then causes line of cut irregular, and the risk that leakage blood takes place is very big.
Therefore, be directed to the operation of human body privileged sites, developed the stiching instrument that directly has cutter, for example Johson & Johnson produces triumphant way; It has remedied the shortcoming of straight line stiching instrument to a certain extent, can accomplish the action of sewing up and cutting simultaneously, and the apparatus bar is longer; Be provided with handle and trigger, make things convenient for the doctor to operate, than the traditional line stiching instrument; This apparatus can be saved doctor's operating time greatly, reduces amount of bleeding, improves success rate of operation.
But; The stiching instrument class apparatus of existing band cutting knife; All be on the basis of original straight line stiching instrument, at cutting knife of two row's suturing nail center fixed, the cut direction of cutting knife is vertical with sutural direction; Cutting knife under the effect of thrust with pushing slice of nail one in the same way the nail supporting base direction do single lengthwise movement, lean on longitudinally moment thrust will organize and organize following Equipment on turning-machine for setting-on cutting tools cut-out.The advantage of this structure is simple in structure, and shortcoming is an effort when cutting and organizing, and the cut edge is irregular, and the seam nail tilts to the direction of cutting knife easily, causes the molding of seam nail relatively poor, sews up defectives such as mouthful leakiness.
This shows that above-mentioned existing band cutter stiching instrument and nail bin groupware thereof obviously still have inconvenience and defective, and demand urgently further improving in structure and use.How to found the nail bin groupware that a kind of power of percussion is littler and the molding of seam nail is better new and use the band cutter stiching instrument of this assembly, real one of the current important research and development problem that belongs to.
Summary of the invention
The technical problem that the present invention will solve provides a kind of nail bin groupware and uses the band cutter stiching instrument of this assembly, makes the percussion power of its apparatus littler and the molding of seam nail is better, thereby overcomes the deficiency of existing band cutter stiching instrument and nail bin groupware thereof.
For solving the problems of the technologies described above; A kind of nail bin groupware of the present invention and use the band cutter stiching instrument of this assembly; Comprise nail bin, positioning needle and cutter assembly, wherein: cutter assembly is installed in the nail bin inner chamber, comprises cutting knife slide block, strap, band cutter tooth bar and elastic parts; Offer gathering sill on the band cutter tooth bar, and be installed on the strap through alignment pin; Band cutter tooth bar can cooperate slip with the cutting knife slide block; Elastic parts is provided with spring, and the elastic parts right-hand member is connected with the contact of band cutter tooth bar left end.
As a kind of improvement of the present invention; Offer gathering sill on the described band cutter tooth bar, and be installed on the strap through alignment pin, band cutter tooth bar cooperates slip with cutter assembly; Described elastic parts is provided with spring and tubular structure, and the tubular structure right-hand member is connected with the contact of band cutter tooth bar left end.
Center, described cutting knife slide block top is provided with cutting knife; The cutting knife both sides are provided with the percussion sheet; Its right end face of percussion sheet is provided with fin, and the percussion sheet forms positioning chamber to extending below with front and back two side shields, and positioning chamber inside is equipped with tooth bar; The lower end of tooth bar is provided with ratchet, also offers two sliding trays on the tooth bar; Be provided with in the cutting knife slide block positioning chamber with tooth bar on the bearing pin that matches of the sliding tray offered, also be equipped with spring between cutting knife slide block positioning chamber and the tooth bar.
Described elastic parts is made up of the rectangular block and the tubular structure of band inner chamber, and the tubular structure bottom is provided with Ka Tai, and the epimere internal diameter of tubular structure is less than the hypomere internal diameter; The rectangular block both sides are respectively equipped with fixing lug boss, and upper surface is provided with draw-in groove, and the rectangular block inner chamber is provided with the spring installation base, and the limited step that coincide with tubular structure bottom card platform external diameter; Spring installs and fixes through installation base and tubular structure.
Described strap is provided with pawl, and offers raised line, and strap is fixedly mounted on the nail bin inner chamber through raised line.
Offer at least two sections level troughs on the described band cutter tooth bar, and one section arcual gathering sill.
The right side of said nail bin is equipped with positioning needle, also be provided with described strap on the vertical slot that matches of the raised line that is provided with, and with strap on the draw-in groove that matches of the grab that is provided with.
Also be provided with on the described nail bin with described elastic parts rectangular block on the groove that matches of the fixing lug boss that is provided with.
The present invention also provides a kind of band cutter stiching instrument; Comprise nail supporting base, insurance institution, propulsive mechanism, firing lock and above-mentioned nail bin groupware; Wherein, Described nail bin groupware is installed in the propulsive mechanism front end, and is connected with insurance institution contact, and the cutter assembly of nail bin groupware is connected with propulsive mechanism, firing lock.
After adopting such design, the invention provides a kind of straight cuts stiching instrument, be applicable to vertically little spatial nail bin with sliding cutter; It is simple in structure, and is easy to assembly, safe in utilization; Little and the seam nail forming of the percussion power of stiching instrument under the effect of firing lock, realizes sewing up and cutting action simultaneously; Its cut direction is parallel with the stitching thread direction, therefore is more suitable for promoting the use of.
Description of drawings
Above-mentioned only is the general introduction of technical scheme of the present invention, understands technological means of the present invention in order can more to know, below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed description.
Fig. 1 is the cutting knife slide block structure sketch map of nail bin groupware of the present invention.
Fig. 2 is the cutting knife slide block sectional structure sketch map of nail bin groupware of the present invention.
Fig. 3 is the strap structural representation of nail bin groupware of the present invention.
Fig. 4 is the band cutter tooth bar structural representation of nail bin groupware of the present invention.
Fig. 5 is the elastic parts structural representation of nail bin groupware of the present invention.
Fig. 6 is a nail bin structural representation of the present invention.
Fig. 7 is a nail bin groupware sectional structure sketch map of the present invention.
Fig. 8 is the structural representation of band cutter stiching instrument of the present invention.
Fig. 9 is the view of the present invention's cutter assembly before percussion.
Figure 10 is the view of the present invention's cutter assembly in the cutting and stitching process.
Figure 11 is the view of the present invention's cutting knife slide block when cutting is accomplished.
Figure 12 is that the present invention's cutting knife slide block after cutting is accomplished is hidden in the view in the nail bin.
Figure 13 is the view of the present invention's cutting knife slide block when cutting is accomplished.
Figure 14 is that the present invention's cutting knife slide block after cutting is accomplished is hidden in the view in the nail bin.
The specific embodiment
A kind of nail bin groupware 2 of the present invention; Comprise nail bin 21, positioning needle 22, cutting knife slide block 23, strap 24, band cutter tooth bar 25 and elastic parts 26; Wherein: cutting knife slide block 23, strap 24, band cutter tooth bar 25 and elastic parts 26 are formed cutter assembly, are installed in the nail bin inner chamber 211.
Wherein, see also Fig. 1, shown in Figure 2, center, cutting knife slide block 21 tops is provided with cutting knife 231; Cutting knife 231 both sides are provided with percussion sheet 232; Percussion sheet right side is provided with fin 2321 percussion sheets 232 and extends to form positioning chamber 233 downwards, and positioning chamber 233 inside are provided with tooth bar 234, and the lower end of tooth bar 234 is provided with ratchet 2341; The upper end is provided with a cylinder hole 2341, and the both sides of cylinder hole 2341 offer two sliding trays 2343; In the cutting knife slide block positioning chamber 233 be provided with tooth bar 234 on the bearing pin 235 that matches of the sliding tray 2343 offered; Tooth bar slidably is installed in the positioning chamber 233 through bearing pin 235; Also be equipped with spring 236 between cutting knife slide block positioning chamber 233 and the tooth bar cylinder hole 2341, carry out telescopic moving up and down through the mating reaction of spring 236.
Preferable, as shown in the figure, cutting knife 231 adopts the injection mo(u)lding structure with percussion sheet 232.Cutting knife 231 can be selected one-sided arc knife face for use.Percussion sheet 232 can adopt polygonized structure, plays a part to promote pushing slice of nail and pull the trigger suturing nail.Cutting knife 231 is parallel to each other with percussion sheet 232, is " mountain " font structure.Can be provided with a spring mounting groove 2343 in the tooth bar, be used for fixing the spring 236 that is provided with in the positioning chamber 233.
See also shown in Figure 3; Strap 24 is made up of two parallel-plates; Strap 24 inboard the first half are provided with the pawl 241 that matches and prevent rollback with cutting knife slide block 21 right side fins 2321, and clamping plate are arranged with pin-and-hole 245,246,247,248 before and after the latter half.
Preferable, as shown in the figure, strap 24 is a plastic material, is respectively equipped with two grabs 243 in strap 24 outsides, strap 24 cooperates installation through grab 243 with nail bin 21, prevents that intraware from moving down; The both sides of strap 24 are also corresponding to be provided with two vertical raised lines 244, prevents intraware left and right sides play, be used for cooperating installation with nail bin 21, in addition strap 24 both sides also correspondence be provided with one section vertical slot 242.
See also shown in Figure 4ly, band cutter tooth bar 25 upper ends are provided with and cutting knife slide block 23 ratchets 2342 tooth 251 of interlock mutually, can drive cutting knife slide block 23 and be moved to the left; Band cutter tooth bar 25 is provided with one section arc guide groove 252, guarantees that band cutter tooth bar 25 moves at vertical direction; Be provided with two sections level troughs 254,255, be used for guaranteeing that band cutter tooth bar 25 left and right horizontal move; Also be provided with two sections level troughs 253,256 on the band cutter tooth bar 25, be used in and cooperate the alignment pin that is installed in the strap pin-and-hole 242 to slide relatively.
See also Fig. 5, shown in Figure 6; Elastic parts 26 is made up of with tubular structure 262 rectangular block 261 of band inner chamber; Tubular structure 262 bottoms are provided with card platform 2621, and rectangular block 261 both sides are respectively equipped with the boss 2611 that matches with nail bin 21, and upper surface is provided with draw-in groove 2612; The rectangular block inner chamber is provided with spring installation base 2614, and the limited step 2615 that coincide with tubular structure 262 bottom card platform 2621 external diameters; Spring 263 installs and fixes through installation base 2614 and tubular structure 262.
Preferable, as shown in the figure, spring 263 is enclosed within on the spring installation base 2614 of rectangular block inner chamber; The other end gets in the tubular structure 262, because the right section internal diameter of tubular structure 262 is less than left side section internal diameter, spring 263 diameters match with tubular structure 262 left section internal diameters; Be installed in the spring 263 in the rectangular block 261, be subject to tubular structure 262, when guaranteeing tubular structure 262 stressed being moved to the left; Under the position-limiting action of tubular structure 262 right section internal diameters, spring 263 is compressed simultaneously; When tubular structure 262 stressed disappearances; The spring 263 of compression obtains upholding; Promoting tubular structure 262 moves right; Because tubular structure 262 bottom card platforms 2621 contact with the interior limited step 2615 that is provided with of rectangular block, when guaranteeing that spring 263 is upheld, tubular structure 262 does not break away from rectangular block 261 inner chambers.
See also Fig. 7, shown in Figure 8, nail bin 21 upper ends are provided with nail hole 211, and there is positioning needle installation cavity 212 on the right side, are used for guaranteeing the fixing and location of positioning needle 22; Be provided with in the nail bin 21 with strap 24 on the vertical vertical slot 244 that matches of raised line; The draw-in groove 212 that matches with grab on the strap 24; The nail bin both sides also are provided with the installing hole 214,215 of the alignment pin that in band cutter tooth bar both ends horizontal groove 253,256, slides; And the mounting groove 213 that 2611 cooperations are installed with the elastic parts boss, guarantee elastic parts 26 firm being fixed in the nail bin 21.
Preferable, like Fig. 3, Fig. 4, shown in Figure 8, alignment pin installing hole 214 set on the nail bin is corresponding to the pin-and-hole on the strap 247; Alignment pin installing hole 215 is corresponding to the pin-and-hole on the strap 248; Be used for the installing and locating pin, strap and band cutter tooth bar are fixed on the nail bin inner chamber, wherein alignment pin is installed in the level trough 253 and 256 of band cutter tooth bar; When band cutter tooth bar was stressed, band cutter tooth bar can horizontally slip with respect to alignment pin.
The set corresponding clamping of grab on set draw-in groove 212 and the strap is installed in strap in the nail bin on the nail bin, prevents that strap from moving down, and breaks away from the nail bin inner chamber; Strap 24 cooperates installation through raised line 244 with vertical slot 211 on the nail bin 21, prevents intraware left and right sides play.
The pin-and-hole 245,246 that is provided with of strap 24 corresponds respectively to the two sections level troughs 254,255 on the band cutter tooth bar 25, and when installing and locating pin in pin-and-hole 245,246, band cutter tooth bar 25 can horizontally slip through alignment pin and level trough 254,255; The vertical slot 242 of the setting on the strap 24 when in vertical slot 242, sliding pin being installed, through the cooperation of vertical slot 242, sliding pin and arc guide groove 252, guarantees that 25 generations of band cutter tooth bar move up corresponding to the arc guide groove 252 on the band cutter tooth bar 25.
During installation; See also shown in Figure 9; At first will sandwich between the strap 24 of both sides with cutter tooth bar 25; Level trough 254,255 on band cutter tooth bar 25 and 245, the 246 corresponding sliding pins of installing of the pin-and-hole on the strap 24, and at the vertical slot of being with cutter tooth bar 25 arc guide grooves 252 and strap 24 242 corresponding another sliding pins of installing, accomplish the cooperation of strap 24 and band cutter tooth bar 25 and install.Guarantee band cutter tooth bar 25 between the both sides strap 24 through band cutter tooth bar 25 on pin-and-hole 245,246 corresponding sliding pins of installing on level trough 254,255 and the strap 24, left and right displacement takes place; Cooperate through the sliding pin guiding between the vertical slot 242 on arc guide groove 252 and the strap 24 on the band cutter tooth bar 25 simultaneously, when making band cutter tooth bar 25 that left and right displacement take place, produce displacement upwards.
Afterwards, through location structure cutting knife slide block 23 is installed and fixed in clamping plate 24 left ends, at initial position, cutting knife slide block 23 is positioned at the right side of band cutter tooth bar 25, and its percussion sheet 232 lower surfaces offset with band cutter tooth bar 25 right side teeth; To cooperate mounted cutting knife slide block 23, strap 24 and band cutter tooth bar 25 to be installed in nail bin 21 inner chambers again; At this moment; The upper end of strap 24 contacts with the limited step of locating on the inner chamber; And two set raised lines 244 match on two vertical slots through nail bin 21 inner chamber settings 211 and the strap 24, and strap 24 and band cutter tooth bar 25 thereof is fixing, prevent that it from horizontally slipping; Set draw-in groove 212 corresponding clampings on grab 243 through strap 24 arranged outside and the nail bin 21 are fixedly mounted on strap 24 and band cutter tooth bar 25 thereof in the nail bin 21, prevent that strap 24 from moving down, and break away from nail bin 2 inner chambers.
At last; With elastic parts 26 through its boss that is provided with 2611; Be installed in the holddown groove 213 that nail bin 21 is provided with, elastic parts 26 is installed in band cutter tooth bar 25 right-hand members, and the left side of tubular structure 262 right-hand members in the elastic parts 26 and band cutter tooth bar 25 contacts and is connected; Through two alignment pins that nail bin 21, strap 24 and band cutter tooth bar 25 is fixing, accomplish a kind of installation of the present invention with cutter stiching instrument nail bin groupware 2.
Please cooperate and consult shown in Figure 10-13; A kind of band cutter stiching instrument; By nail supporting base 1, insurance institution 3, propulsive mechanism 4, firing lock 5 and above-mentioned nail bin groupware 2; Nail bin groupware 2 is installed in propulsive mechanism 4 front ends, and is connected with insurance institution 3 contact, and the cutter assembly of nail bin groupware 2 is connected 4 with propulsive mechanism 3, firing lock.
After tissue put into utensil, at first manually push away positioning needle 22, before the percussion, cutting knife slide block 23 is positioned at band cutter tooth bar 25 initial end right sides, and whole cutting knife slide block 23 is embedded in the nail bin 21, and cutter does not leak outside.When nail bin 21 and nail supporting base 1 closure, cutting knife slide block 23 starts as yet, keeps interstice; Light triggering pulling, push pedal 41 travels forward, and cutting knife slide block 23 is pushed out under the effect of the thrust of push pedal 41 and elastic parts 26 and exposes nail bin 21 outsides; When cutter came out, part titanium nail was pushed out nail bin 21 earlier and makes it and be closed into " B " font, sews up; The action of cutting is arranged simultaneously, and cutting action is later than nail and sews up action in this process.
Cutting knife slide block 23 has been pulled to the position at this moment; Under spring 263 effects that band cutter tooth bar 25 is provided with in elastic parts 26; Promoting band cutter tooth bar 25 through tubular structure 262 moves right; This moment cutting knife slide block 23 be positioned at band cutter tooth bar 25 above, the ratchet 2342 that cutting knife slide block 23 is provided be with cutter tooth bar 25 on tooth 251 interlocks mutually.
Continue in the propulsive process in push pedal 41; Push pedal 41 promotes the sliding pin of setting in band cutter tooth bar 25 level troughs 254,255 and the arc guide groove 252, makes band cutter tooth bar 25 be moved to the left, and further spurs cutting knife slide block 23 and is moved to the left; Further carry out cutting and stitching; The push pedal 41 that resets, band cutter tooth bar 25 moves right under the elastic force of elastic parts 26, and the ratchet on the cutting knife slide block 23 offsets with tooth on the band cutter tooth bar; The stressed retraction of tooth bar that the cutting knife slide block is provided with; And match through the fin that is provided with on cutting knife slide block 23 its right end face 2321 and pawl 241 on the strap 24, cutting knife slide block 23 can not rollback, and band cutter tooth bar receives the effect of elastic parts elastic force to get back to initial position.
After accomplishing one section cutting, band cutter tooth bar 25 resets and repeats this action again, because intracavity is provided with spring 236 and can cooperates slip up and down in the cutting knife slide block 23 bearing pin 235 and sliding tray 2341; Under the band cutter tooth bar 25 of cutting knife slide block 23 after resetting drives, continue to push ahead closing of cutting, arrive nail bin 21 left ends until cutting knife slide block 23; Break away from band cutter tooth bar 25 until cutting knife slide block 23 and advance to band cutter tooth bar 25 left sides; Further promote push pedal 41, in the groove of left distal end entering elastic parts 26 upper ends of band cutter tooth bar 25 and cutting knife slide block 23 percussion sheets 232 right sides contact; Further promoting cutting knife slide block 23 moves forward; At this moment, cutting knife slide block 23 offsets with the safety plate 33 of percussion safety 3, and then stressed in safety plate 33; Safety plate 33 takes place to bottom offset; Make the spring 37 in the last lower connecting block 32 compression set pieces 31 that are connected with safety plate 33 ends move down, under the tension force effect of track groove that is provided with on the adjustable plate 34 and locating piece 31 right side displacement spring 38, adjustable plate 34 occurred levels move right.
Unclamp trigger, push pedal 41 recoils to initial position, and when pulling the trigger once more, adjustable plate 34 end faces and propulsive mechanism push pedal 41 left sides offset, and can not pull the trigger once more, and push pedal 41 is locked by percussion safety 3, accomplishes the cutting and stitching action.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection scope of the present invention.
Claims (10)
1. a band cutter stiching instrument nail bin groupware is characterized in that comprising nail bin, positioning needle and cutter assembly, wherein:
Cutter assembly is installed in the nail bin inner chamber, comprises cutting knife slide block, strap, band cutter tooth bar and elastic parts;
Offer gathering sill on the band cutter tooth bar, and be installed on the strap through pin;
Band cutter tooth bar can cooperate slip with the cutting knife slide block;
Elastic parts is provided with spring, and the elastic parts right-hand member is connected with the contact of band cutter tooth bar left end.
2. a kind of band cutter stiching instrument nail bin groupware according to claim 1 is characterized in that:
Center, described cutting knife slide block top is provided with cutting knife, and the cutting knife both sides are provided with the percussion sheet, and its right end face of percussion sheet is provided with fin, and the percussion sheet forms positioning chamber to extending below with front and back two side shields, and positioning chamber inside is equipped with the tooth bar of band ratchet.
3. a kind of band cutter stiching instrument nail bin groupware according to claim 2 is characterized in that:
The lower end of said tooth bar is provided with ratchet, also offers two sliding trays on the tooth bar;
Be provided with in the described cutting knife slide block positioning chamber with tooth bar on the bearing pin that matches of the sliding tray offered; Be equipped with spring between said cutting knife slide block positioning chamber and the tooth bar.
4. a kind of band cutter stiching instrument nail bin groupware according to claim 1 is characterized in that offering on the described strap raised line and grab.
5. a kind of band cutter stiching instrument nail bin groupware according to claim 1; The right side that it is characterized in that said nail bin is equipped with positioning needle; Also be provided with described strap on the vertical slot that matches of the raised line that is provided with, and with strap on the draw-in groove that matches of the grab that is provided with.
6. a kind of band cutter stiching instrument nail bin groupware according to claim 1 is characterized in that:
Described elastic parts is made up of the rectangular block and the tubular structure of band inner chamber;
Described tubular structure bottom is provided with Ka Tai, and the epimere internal diameter of tubular structure is less than the hypomere internal diameter;
Described rectangular block both sides are provided with fixing lug boss, and the rectangular block inner chamber is provided with the spring installation base, and the limited step that coincide with tubular structure bottom card platform external diameter;
Mounting spring installs and fixes through installation base and tubular structure.
7. a kind of band cutter stiching instrument nail bin groupware according to claim 1 is characterized in that described strap is provided with pawl.
8. a kind of band cutter stiching instrument nail bin groupware according to claim 1 is characterized in that offering at least two level troughs on the described band cutter tooth bar, and one section arcual gathering sill.
9. a kind of band cutter stiching instrument nail bin groupware according to claim 1, it is characterized in that also being provided with on the described nail bin with described elastic parts rectangular block on the groove that matches of the fixing lug boss that is provided with.
10. band cutter stiching instrument; It is characterized in that comprising each described nail bin groupware among nail supporting base, insurance institution, propulsive mechanism, firing lock and the claim 1-9; Wherein, Described nail bin groupware is installed in the propulsive mechanism front end, and is connected with insurance institution contact, and the cutter assembly of nail bin groupware is connected with propulsive mechanism, firing lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101082743A CN102652683A (en) | 2012-04-13 | 2012-04-13 | Cartridge assembly and bladed stitching instrument using cartridge assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101082743A CN102652683A (en) | 2012-04-13 | 2012-04-13 | Cartridge assembly and bladed stitching instrument using cartridge assembly |
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| Publication Number | Publication Date |
|---|---|
| CN102652683A true CN102652683A (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101082743A Pending CN102652683A (en) | 2012-04-13 | 2012-04-13 | Cartridge assembly and bladed stitching instrument using cartridge assembly |
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| CN (1) | CN102652683A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014048057A1 (en) * | 2012-09-29 | 2014-04-03 | 北京中法派尔特医疗设备有限公司 | Driving and locking apparatus and cutting stapler using same |
| CN106913362A (en) * | 2015-12-28 | 2017-07-04 | 瑞奇外科器械(中国)有限公司 | End effector and its nail kit part, surgical operating instrument |
| CN115919394A (en) * | 2022-12-27 | 2023-04-07 | 宝玛医疗科技(无锡)有限公司 | Automatic closing device and anastomat |
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| CN202740058U (en) * | 2012-04-13 | 2013-02-20 | 北京中法派尔特医疗设备有限公司 | Nail warehouse component and suture instrument with knife using same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014048057A1 (en) * | 2012-09-29 | 2014-04-03 | 北京中法派尔特医疗设备有限公司 | Driving and locking apparatus and cutting stapler using same |
| CN106913362A (en) * | 2015-12-28 | 2017-07-04 | 瑞奇外科器械(中国)有限公司 | End effector and its nail kit part, surgical operating instrument |
| CN115919394A (en) * | 2022-12-27 | 2023-04-07 | 宝玛医疗科技(无锡)有限公司 | Automatic closing device and anastomat |
| CN115919394B (en) * | 2022-12-27 | 2024-03-12 | 宝玛医疗科技(无锡)有限公司 | Automatic closing device and anastomat |
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Application publication date: 20120905 |