CN201216622Y - Line cutting stitching instrument - Google Patents
Line cutting stitching instrument Download PDFInfo
- Publication number
- CN201216622Y CN201216622Y CNU2008201046534U CN200820104653U CN201216622Y CN 201216622 Y CN201216622 Y CN 201216622Y CN U2008201046534 U CNU2008201046534 U CN U2008201046534U CN 200820104653 U CN200820104653 U CN 200820104653U CN 201216622 Y CN201216622 Y CN 201216622Y
- Authority
- CN
- China
- Prior art keywords
- nail
- nail bin
- cell body
- bearing pin
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to a linear cutting and suture device, which comprises a staple cassette assembly and an anvil assembly, wherein a staple cassette, a staple pushing plate, a cutter, a slider, and the like. are arranged in the inner cavity of the staple cassette assembly; and the anvil assembly is mainly composed of an anvil, a handle, and the like. The linear cutting and suture device is mainly characterized in that a crank-type locking mechanism hidden in the staple cassette so as to conveniently achieve locking and separation of the staple cassette and the anvil by rotating a small fastening crank around a shaft by 180 DEG and obviate the larger exposed movable handle locking mechanism of the conventional suture device. By adopting the structure, the linear cutting and suture device has more compact structure and more convenient operation, and facilitates the suture and cutting operation of deep tissue.
Description
Technical field:
This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of gastrointestinal tract, lung section, gynecology of being applied to and once finishes and sew up and the straight cuts stiching instrument of cutting operation.
Background technology:
The straight cuts stiching instrument claims the side-to-side neurorrhaphy device again, comes across the late nineteen seventies in last century.At present domestic popular more be the product of U.S. Johnson ﹠ Johnson (Ethicon) and U.S. surgery company (Auto Suture), there is Suzhou Bei Nuo company etc. in domestic production producer.At present, known existing straight cuts stiching instrument is made up of nail-anvil assembly and the nail bin groupware two big parts that have movable set lever, movable set lever and nail bin groupware are hinged, when doing the cutting and stitching operation, open stapler, open the movable set lever that is hinged on the nail bin groupware earlier, then nail bin and nail-anvil assembly are placed on the two sides of organizing to be operated, make the notch on the bearing pin aligning nail bin groupware on the nail-anvil assembly, close up, move movable set lever, locking nail bin nail anvil two big parts, promote the percussion button then, carry out the cutting and stitching operation.Because when nail bin nail anvil two big parts insert operative site, the movable set lever that exposes must be in open configuration, occupied certain space, if the passage near the organ that is operated is very narrow, the use of this stapler just is restricted, and when locking movable set lever movement range bigger, open movable set lever grips the outside of the finger of nail bin groupware the doctor, in the time of below nail bin groupware being inserted the organ that is operated, the doctor must watch out for constantly by movable set lever and pressing the back of the hand, and these problems are particularly outstanding when some organ sites that are in the splanchnocoel deep are undergone surgery.
Summary of the invention:
In order to overcome the deficiency that existing straight cuts stiching instrument exists, solve the problems of the technologies described above, this utility model provides a kind of straight cuts stiching instrument, the bigger movable set lever that takes up space that exposes is removed, retaining mechanism is included in nail bin groupware inside, mechanism is compacter and do not expose, operate very easy, the sight line of doctor's operation is openr, locking operation moves on to the stapler afterbody, and away from operative site, the movement range of locking operation is also less, do not had the obstruction of open movable set lever, made stapler can enter darker position and undergo surgery.
Straight cuts stiching instrument provided by the utility model adopts the retaining mechanism of crank-linkage type, be arranged on the afterbody of nail bin groupware, hidden inside at the nail bin groupware housing, the part that is equivalent to connecting rod is the sphenocephaly latch of a pair of prolate, described sphenocephaly latch is close to outside the cell body sidewall, in the nail bin groupware housing sidewall, the locking crank is very short, one end of locking crank is hinged on the cell body afterbody, it is the fixed pivot of locking crank, the other end of locking crank is with hinged with the afterbody of the sphenocephaly latch of prolate, this pin joint fixed pivot that can unroll is 180 ° the gyration of R as radius, so when the afterbody of sphenocephaly latch is done 180 ° gyration under the locking crank drives, the sphenocephaly that reaches the sealed bearing pin of nail bin nail anvil place is the rectilinear motion of 2R as stroke, because the ramp effect of sphenocephaly, make sealed lock clasp, the fixed pivot and the swivel point of locking crank all have been included in the nail bin groupware housing, only expose outside the lug of pulling the locking crank at housing circular arc afterbody.Use doctor that stapler operates as long as with the nail bin nail-anvil assembly tissue of stitching to be cut that closes, the short pin in the sealed location of nail-anvil assembly housing afterbody injects the dowel hole of nail bin groupware housing afterbody, move locking crank lug and turn over 180 °, just can promote to pull the trigger button then and perform the operation as cutting and stitching just with sealed the putting in place of nail bin nail anvil two assemblies.
Principle according to ramp effect, under the situation of not considering frictional force, the coupling mechanism force of nail bin nail anvil two assemblies if desired is the F lock, the horizontal thrust of then required sphenocephaly latch is F wedge=F lock * tg α, and α is the inclination angle on the inclined-plane of sphenocephaly in the formula, is the F hands if hands is pulled the active force of crank lug, lug to the arm of force at crank up center be radius of gyration R X doubly, F wedge=X*F hands then, X*F hands=F lock * tg α, F lock=F hands * (X/tg α).So the retaining mechanism of this crank-linkage type has amplified X/tg α doubly with manual operation power, suppose X=4, α=15 °, then X/tg α ≈ 15, just hands has been amplified 15 times to the operating physical force of crank mechanism, can satisfy requirement fully the locking of nail bin nail-anvil assembly.
Above-mentioned straight cuts stiching instrument is equipped with a slide block positioning reed at the afterbody of cell body.
Above-mentioned straight cuts stiching instrument is provided with a location pin-and-hole at nail anvil nail bin groupware housing afterbody.
Above-mentioned straight cuts stiching instrument is provided with a shoulder in nail bin groupware housing rear end.
Above-mentioned straight cuts stiching instrument is provided with a shoulder in nail-anvil assembly housing rear end.
The beneficial effects of the utility model are: the retaining mechanism of nail bin nail-anvil assembly has been realized miniaturization and hiddenization, removed existing straight cuts stiching instrument outside hinged movable tight lock handle, retaining mechanism is inlaid in nail bin groupware inside, does not expose, and more compact structure is simpler; When nail bin nail anvil two big parts closed up the location, the retaining that the finger outside of gripping nail bin groupware no longer includes movable set lever hindered, and operator's the visual field is openr; The crank of retaining mechanism is positioned at the housing afterbody, away from operative site, the activity space of 180 ° of crank ups is very little during locking operation,, these some organ sites that make stapler of the present utility model can deeply have the splanchnocoel deep that the straight cuts stiching instrument can't be approaching now undergo surgery.
Description of drawings:
Fig. 1 is the front view of straight cuts stiching instrument described in the utility model;
Fig. 2 is the vertical view of described straight cuts stiching instrument;
Fig. 3 is the left view of described straight cuts stiching instrument;
Fig. 4 is described straight cuts stiching instrument nail bin groupware front view;
Fig. 5 is the A-A cutaway view of Fig. 4;
Fig. 6 is described straight cuts stiching instrument nail bin groupware vertical view;
Fig. 7 is the B-B partial sectional view of Fig. 6;
Fig. 8 is the retaining mechanism front view that is in original position in the nail bin groupware of described straight cuts stiching instrument;
Fig. 9 is that the C of Fig. 8 is to partial view;
Figure 10 is the retaining mechanism front view that is in locked position in the described straight cuts stiching instrument nail bin groupware;
Figure 11 is the E-E partial sectional view of Figure 10;
Figure 12 is that the D of Figure 10 is to view;
Figure 13 is described straight cuts stiching instrument nail-anvil assembly front view;
Figure 14 is described straight cuts stiching instrument nail-anvil assembly upward view;
Figure 15 is the nail bin groupware and the sealed preceding network for location of nail-anvil assembly of described straight cuts stiching instrument;
Figure 16 is the nail bin groupware of described straight cuts stiching instrument and the nail-anvil assembly front view of mechanism after sealed that be locked;
Figure 17 is the partial enlarged drawing of Figure 16, is illustrated in pushing slice of nail and stitches the principle of following closely into the B font down with the effect of nail hole;
Figure 18 is the expression operator carries out locking operation with the retaining mechanism of described straight cuts stiching instrument a sketch map.
Among the figure: 1. nail bin groupware, 2. nail-anvil assembly, 3. shoulder, 4. nail bin groupware housing, 5. cell body, the 6. dowel hole on the nail bin groupware housing, 7. slide block positioning reed, 8. slide block, 9. nail pushing plate, 10. push broach head, 11. push broach plates, 12. cutter, 13. nail bins, 14. the centre joint, 15. slide block positioning reed gudgeons, 16. slide block positioning reed sleeve pipes, 17. bearing pin, 18. percussion buttons, 19. bearing pins, 20. the locking crank, 21. sphenocephaly latch, 22. cell body turnup structures, 23. the vertical openings slotted hole, 24. bearing pins, 25 nail pushing plate passages, 26. nail bin housing convex slide unit, 27. nail anvils, 28. nail-anvil assembly housings, 29. the short pin in the sealed location on the nail-anvil assembly housing, 30. shoulders, 31. nail holes, 32. the double fastening cave, 33 pushing slice of nail, 34. seam nails, 35. sector structure, the seam road on the 36. cell body sidewalls, the lug on the 37. locking cranks.
The specific embodiment:
Below in conjunction with drawings and Examples this utility model is further specified.
Fig. 1～Figure 18 has expressed the embodiment of straight cuts stiching instrument described in the utility model, Fig. 1～Fig. 3 be the integral body 3 of described straight cuts stiching instrument to view, expression nail bin groupware and these two big parts of nail-anvil assembly are locked together in the duty of a time-out.The composition structure of described nail bin groupware and nail-anvil assembly, operation principle and course of action are referring to Fig. 4～Figure 18.Nail bin groupware 1 is the carrier (see figure 6) with cell body 5, head is equipped with a dismountable type nail bin 13, be provided with pushing slice of nail 33 and seam nail 34 (seeing Figure 17) in the nail bin 13, the afterbody of cell body 5 is equipped with slide block 8, the head of slide block 8 connects a pair of nail pushing plate 9, between the nail pushing plate push broach plate 11, push broach 10 a middle push broach plate 11 that connect, the both sides sky is enclosed within on the nail pushing plate 9; Percussion button 18 passes seam road 36 on cell body 5 sidewalls (see figure 5) that is connected with slide block 8, described dismountable type nail bin 13 surfaces have the centre joint 14 one, the guiding that is used for cutter 12, there are symmetrical two nail pushing plate passage 25 (see figure 9)s at nail bin 13 backs, its both sides are double fastening caves 32, dress pushing slice of nail 33 and seam nail 34 in the nail cave 32, when travelling forward with the seam road 36 of hand propelled percussion button 18 on cell wall, promote slide block 8 in cell body 5 slides forwards, the slip of slide block promotes nail pushing plate 9 forward, then promote push broach 10 a drive push broach plate 11 together forward, cutter 12 on push broach plate 11 other ends are motion forward in the centre joint 14 of nail bin, nail pushing plate 9 is motion forward in the nail pushing plate passage 25 at nail bin 13 backs, the inclined-plane of nail pushing plate head promotes pushing slice of nail 33, and then promoting seam nail 34 vertically upward, lower limb bending forming motion (seeing Figure 17) is done to follow closely in corresponding nail hole 31 on the aligning nail anvil 27.Described nail-anvil assembly 2 is mainly formed (seeing Figure 13) by parts such as nail anvil 27, nail-anvil assembly housing 28 and bearing pins 24, and 2 liang of big parts of nail bin groupware 1 and nail-anvil assembly can arbitrarily close up locking by means of the bearing pin on retaining mechanism and the nail anvil 24 or separate.
Drawback for the movable set lever that overcomes existing straight cuts stiching instrument brings is designed to retaining mechanism small-sized, that have the crank-linkage type of power enlarging function with retaining mechanism, and hidden in nail bin groupware inside.Described retaining mechanism is by locking crank 20, a pair of sphenocephaly latch 21, bearing pin 17, bearing pin 19, and the dependency structure of cell body 5 and nail bin groupware housing 4 is formed, a pair of sphenocephaly latch 21 is arranged in outside cell body 5 sidewalls, in the sidewall of nail bin groupware housing 4, the sidewall of being close to cell body 5, its afterbody is hinged on the locking crank 20 by bearing pin 19, locking crank 20 then is bearing in the afterbody of cell body 5 by bearing pin 17, when locking crank 20 turns over 180 ° around bearing pin 17, make circular motion by the afterbody that bearing pin 19 drives a pair of sphenocephaly latch, turn over 180 °, and the wedge shape head moving linearly of sphenocephaly latch, the radius of gyration of supposing bearing pin 19 is R, when then locking 180 ° of crank 20 revolutions, the propulsive distance of the head of a pair of sphenocephaly latch is 2R, when sphenocephaly advances, bearing pin 24 on its sphenocephaly inclined-plane compressing nail-anvil assembly 2, it is moved downward along a pair of vertical openings slotted hole 23 on the cell body 5, reach nail bin nail anvil two big parts are closed up the purpose that is locked together, the inboard of nail bin groupware housing 4 is in the place of the sphenocephaly of close a pair of sphenocephaly latch, make a pair of nail bin housing convex slide unit 26, constitute the track that sphenocephaly latch wedge shape head does reciprocating linear motion, the two side of cell body 5 is above the track of sphenocephaly moving linearly, make a pair of turnup structure 22, the counteracting force of 24 pairs of sphenocephalys of bearing pin when locking to overcome, when locking crank 20 drives 180 ° of gyrations of bearing pin 19 dos, in order to abdicate space, it is the semicircular structure at center with bearing pin 17 centers that cell body 5 afterbody sidewalls are made a pair of, constitutes sector structure 35 (see figure 7)s.
The concrete operations step of this utility model straight cuts stiching instrument: in the time of need sewing up cutting operation to organ with the straight cuts stiching instrument, at first locking crank 20 is pulled original position (see figure 8) on the nail bin groupware, nail bin groupware 1 and nail-anvil assembly 2 are separated, the nail bin groupware head is inserted the bottom of the organ-tissue that need operate, again nail-anvil assembly 2 is combined on the organ-tissue, move the lug 37 on the locking crank 20, the center that makes it center on bearing pin 17 turns over 180 °, nail bin nail anvil two big parts are locked together, and the sketch map of locking operation is seen Figure 18.Then, promote percussion button 18 forward, promote nail pushing plate 9 at percussion button effect sliding block, push broach 10, push broach plate 11 travel forward together, the inclined-plane of nail pushing plate 9 front ends moves horizontally forward in passage 25, make the seam nail 34 in the double fastening cave 32 do motion vertically upward, the brake forming under 31 effects of the hole of the nail on the nail anvil of the nail foot of seam nail 34, seam nail 34 finally becomes " B " font, finish the double suture operation as the stapler action principle, almost the intermediary cutter 12 of double seam are finished and are organized cutting operation simultaneously.The percussion button is pushed forward to terminal point, has promptly finished the stitching cutting operation of whole tissue, subsequently, the percussion button is returned backward, drives slide block 8, nail pushing plate 9, push broach 10, cutter 12 reset.At this moment, locking crank 20 can be pulled 180 ° from top to bottom, get back to the position of unclamping, take out stapler, before doing operation next time, need to change dismountable type nail bin 13, cleaning nail anvil 27.
More for overcoming the slide block detent mechanism part that has the straight cuts stiching instrument now, structure is complicated, the defective that fault rate is higher, afterbody at cell body 5 is provided with a slide block positioning reed 7, all there is the inclined-plane at two, position of reed 7 pressed sliders 8, when slide block 8 is got back to original position, overcame the elastic force of reed 7 before this, reed 7 is lifted slightly, when slide block 8 after original position, reed 7 falls in the pit of slide block 8, slide block 8 is locked in original position, slide block 8 leaves original position and undergos surgery when operating, and also is little reed 7 of lifting, disengagement then earlier.Slide block positioning reed 7 is arranged on the afterbody of cell body 5, because cell body 5 tail positions are very compact, retaining mechanism has been installed, also will have been avoided the rotary space of bearing pin 19, so the slide block positioning reed is designed to " L " shape, a pair of gudgeon 15 is arranged on the reed, be bearing on the afterbody sidewall of cell body 5, as first supporting-point of clip, there is sleeve pipe 16 the reed upper end, be enclosed within the outside of fixed pin shaft 17, as fixing the 2nd supporting-point of slide block positioning reed.This slide block detent mechanism is simple in structure, reliable operation, when the slide block locking puts in place, have " clickly " softly, feel is good.
Before nail bin groupware and nail-anvil assembly close up locking, must guarantee that the bearing pin 24 on the nail anvil can enter the vertical openings slotted hole 23 of nail bin groupware upper groove body 5 smoothly, to realize the accurate location between nail bin, the nail anvil two big parts.For overcoming the inconvenient defective in existing straight cuts stiching instrument location, this utility model is provided with short pin 29 at the outmost afterbody of nail-anvil assembly housing, be provided with dowel hole 6 at nail bin groupware housing afterbody, the head of short pin 29 is spherical shape, and the gap between the pin-and-hole 6 is bigger, be easy to during the location insert, in case short pin 29 has injected pin-and-hole 6, accurate location when closing up between sure assurance bearing pin 24 and the vertical openings slotted hole 23, the operator need not stretch out the position of removing to seek opening slotted hole 23 at the bearing pin 24 of both sides according to nail-anvil assembly, has made things convenient for operation.
This utility model adds shoulder 3 in the rear end of nail bin groupware housing 4, adds shoulder 30 in the rear end of nail-anvil assembly housing 28.This a pair of shoulder plays three aspects: when doctor's one hand propelled percussion button carries out the cutting and stitching operation, shoulder can stop the stapler slippage, secondly, the rear portion of this a pair of shoulder is exactly the range of activity of locking crank 180 ° of nail bin nail anvil housing afterbody revolutions, and shoulder has protected this range of activity to make it unaffected effectively; The 3rd, with retaining mechanism with nail bin nail anvil two big parts when sealed, right hand forefinger is pulled the lug of locking crank, hand thumb can fasten the shoulder on the nail anvil housing, plays the effect by means of power.Shoulder moves on to the rear portion, helps also that cutting and stitching is active carries out smoothly.
Claims (6)
1. a straight cuts stiching instrument comprises nail bin groupware (1) and nail-anvil assembly (2) two big parts; Described nail bin groupware (1) is a carrier with cell body (5), its inner chamber head is provided with dismountable type nail bin (13), afterbody is provided with slide block (8), slider head connects a pair of nail pushing plate (9), in the middle of the nail pushing plate is push broach plate (11), one end of push broach plate connects push broach head (10), the other end has cutter (12), the seam road (36) that percussion button (18) passes on cell body (5) sidewall is connected with slide block (8), the percussion button can be along meeting (36) to reciprocatingly slide, cutter (12) can reciprocatingly slide in the centre joint (14) on nail bin (13) surface, a pair of nail pushing plate (9) can reciprocatingly slide in two nail pushing plate passages (25) at nail bin (13) back, the both sides of nail pushing plate passage (25) are double fastening cave (32), and nail built-in pushing slice of nail in cave (33) and seam nail (34) can slide in the nail cave; Described nail-anvil assembly (2) is made up of nail anvil (27), nail-anvil assembly housing (28) and each part of bearing pin (24), it is the nail hole (31) of guide slit nail molding that nail anvil (27) is gone up on the position in nail cave (32) of corresponding nail bin, and nail bin groupware (1) and nail-anvil assembly (2) two big parts can arbitrarily close up by means of the bearing pin on retaining mechanism and the nail anvil (24) locks or separate; It is characterized in that: the retaining mechanism of being located at nail bin groupware inside is by locking crank (20), a pair of sphenocephaly latch (21), bearing pin (17), bearing pin (19), and the structure of the dependency structure on cell body (5) and the nail bin groupware housing (4) forms, locking crank (20) is located at the afterbody of cell body (5), cell body (5) both sides are close to outer wall and are provided with a pair of sphenocephaly latch (21) symmetrically, described sphenocephaly latch afterbody is hinged on locking crank (20) by bearing pin (19), locking crank (20) is hinged on cell body (5) by bearing pin (17), locking crank (20) can center on bearing pin (17) and rotate 180 degree, there is a pair of nail bin housing convex slide unit (26) inboard of nail bin groupware housing (4), cell body (5) is gone up has a pair of turnup structure (22) in the top of corresponding nail bin housing convex slide unit (26), and the wedge shape head of sphenocephaly latch can be along nail bin housing convex slide unit (26) and reciprocating under turnup structure (22) constraint.
2. straight cuts stiching instrument as claimed in claim 1 is characterized in that: the afterbody of cell body (5) is provided with a pair of sector structure (35), and bearing pin (19) can return turnback around bearing pin (17) outside sector structure (35).
3. straight cuts stiching instrument as claimed in claim 1, it is characterized in that: be provided with a slide block positioning reed (7) at cell body (5) afterbody, the slide block positioning reed itself has a pair of gudgeon (15) and is bearing on the cell body (5), its top is a sleeve pipe (16), and bearing pin (17) passes sleeve pipe (16) makes the slide block positioning reed go up second fixed pivot of acquisition at cell body (5).
4. straight cuts stiching instrument as claimed in claim 1 is characterized in that: the afterbody of nail bin groupware housing (4) is provided with a sealed dowel hole (6), and nail-anvil assembly housing (28) afterbody is provided with a short pin in sealed location (29).
5. straight cuts stiching instrument as claimed in claim 1 is characterized in that: the rear portion of nail bin groupware housing (4) is provided with shoulder (3).
6. straight cuts stiching instrument as claimed in claim 1 is characterized in that: the rear portion of nail-anvil assembly housing (28) is provided with shoulder (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201046534U CN201216622Y (en) | 2008-05-12 | 2008-05-12 | Line cutting stitching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201046534U CN201216622Y (en) | 2008-05-12 | 2008-05-12 | Line cutting stitching instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201216622Y true CN201216622Y (en) | 2009-04-08 |
Family
ID=40539457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201046534U Expired - Fee Related CN201216622Y (en) | 2008-05-12 | 2008-05-12 | Line cutting stitching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201216622Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797171A (en) * | 2010-02-26 | 2010-08-11 | 常州市三联星海医疗器械制造有限公司 | Integral nail anvil of straight-line cutting anastomat |
| CN101912287A (en) * | 2010-08-13 | 2010-12-15 | 李东瑞 | Linear type anastomat |
| CN103930053A (en) * | 2011-09-15 | 2014-07-16 | 伊西康内外科公司 | Fibrin pad matrix with suspended heat activated beads of adhesive |
| CN113509229A (en) * | 2021-07-13 | 2021-10-19 | 常州安康医疗器械有限公司 | Nail seat structure is supported to disposable chamber mirror cutting anastomat |
-
2008
- 2008-05-12 CN CNU2008201046534U patent/CN201216622Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797171A (en) * | 2010-02-26 | 2010-08-11 | 常州市三联星海医疗器械制造有限公司 | Integral nail anvil of straight-line cutting anastomat |
| CN101797171B (en) * | 2010-02-26 | 2012-10-10 | 常州市三联星海医疗器械制造有限公司 | Integral nail anvil of straight-line cutting anastomat |
| CN101912287A (en) * | 2010-08-13 | 2010-12-15 | 李东瑞 | Linear type anastomat |
| CN103930053A (en) * | 2011-09-15 | 2014-07-16 | 伊西康内外科公司 | Fibrin pad matrix with suspended heat activated beads of adhesive |
| CN113509229A (en) * | 2021-07-13 | 2021-10-19 | 常州安康医疗器械有限公司 | Nail seat structure is supported to disposable chamber mirror cutting anastomat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5121751A (en) | Instrument for tissue sampling | |
| CN102835984B (en) | Cutting anastomat for surgical operation | |
| CN104797200B (en) | Core needle biopsy device | |
| CN201216622Y (en) | Line cutting stitching instrument | |
| CN202740059U (en) | Linear incising stiching instrument by adopting novel jaw occlusion mechanism | |
| CN204562260U (en) | Medical stapler | |
| US6221030B1 (en) | Automatic biopsy device | |
| CN203122501U (en) | Straight line cutting stiching instrument capable of adjusting closing space | |
| CN201179085Y (en) | Single-handle multi-operation apparatus of surgery straight line anastomat | |
| CN203417225U (en) | Electric surgery stapling instrument | |
| CN107157538A (en) | A kind of linear cutting anastomat | |
| CN207561941U (en) | A kind of linear cutting anastomat | |
| CN101912287B (en) | Linear type anastomat | |
| CN205883996U (en) | Activity panel structure and tedder thereof | |
| CN209048221U (en) | A kind of intracavitary stitching unstrument | |
| CN204562262U (en) | Medical stapler | |
| JP2020516421A (en) | Biopsy needle | |
| CN204562261U (en) | Medical stapler | |
| CN204147075U (en) | Medical stapler | |
| CN209252998U (en) | A kind of auxiliary device and stapler for stapler | |
| CN208755701U (en) | A kind of electric water heating kettle structure | |
| CN215424854U (en) | Abdominal wall stitching instrument for laparoscopic surgery | |
| CN219480177U (en) | Novel full-automatic puncture biopsy needle with adjustable | |
| CN116919494B (en) | Suture device | |
| CN217447859U (en) | Electric tube cutting needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Yingshou Medical Instruments Co., Ltd. Assignor: Cai Shude| Cai Shengping|Cai Yitian Contract record no.: 2010310000211 Denomination of utility model: Feeding mechanism of medical linear cutter stapler Granted publication date: 20090408 License type: Exclusive License Record date: 20101124 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20130512 |