CN207804301U - Disposable hysteroscope internal cutting stapler - Google Patents
Disposable hysteroscope internal cutting stapler Download PDFInfo
- Publication number
- CN207804301U CN207804301U CN201721220078.XU CN201721220078U CN207804301U CN 207804301 U CN207804301 U CN 207804301U CN 201721220078 U CN201721220078 U CN 201721220078U CN 207804301 U CN207804301 U CN 207804301U
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- block
- rack
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- percussion
- pin
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Abstract
The utility model relates to a kind of disposable hysteroscope internal cutting staplers, belong to medical instrument, especially suitable for applying the disposable intracavitary Endo-GIA of line row on intraluminal tissue.Including connection lever fixing apparatus, clamp stapling apparatus, clamping anastomotic component transfer, push broach device, only knife safety device, retaining safety device, fixed handle, reseting handle and flexible handle component；Stapling apparatus is clamped to include nail bin, push jack, beveling, nail bin cover plate, protection cap, resist-nailed seat lid, staple cartridge tray, resist-nailed seat, connecting tube, be vertically connected with plate, clamp ring, casing, connector, percussion block, percussion block upper cover, rack drives block and flexible handle；Anastomotic component transfer is clamped to include steering knuckle, turn to pin block, assisted diversion item, turn to drag hook, swivel head, rotating handle, rotating handle cover board and rotary handle spring；Push broach device includes cutter, band blade, band blade briquetting, band knife bar, rack, rack drives block and flexible handle, band motion block pin.
Description
Technical field
The utility model relates to a kind of disposable hysteroscope internal cutting staplers, belong to medical instrument, especially suitable for
Apply the disposable intracavitary Endo-GIA of line row on intraluminal tissue.
Background technology
Traditional surgical operation includes cutting, separation, ligation, hemostasis, suture, be finally reached excision to organ lesion and
The reconstruction of organ.Mechanical staplers can replace traditional operation, and the excision of diseased organ is realized by following three basic operations
And reconstruction：1, separate：Organ is sutured away from lesion certain distance using linear staplers, including parenchymatous organ and chamber
Road organ, blood vessel etc., then detachment cuts off diseased organ, or disposably completes suture and detachment using linear incision stitching unstrument.
2, the tissue apposition sutured will be needed, with linear staplers stapling, such as the longitudinal sectional transverse joint at pylorus, completes pylorus forming
Art.3, with anastomosis ring applicator, very convenient cavity organ such as oesophagus, stomach, small intestine, colon can be subjected to end to end anastomosis, end
Side-to-side anastomosis.Stomach and intestine side to side anastomosis can be carried out using stapler.Such as nodus hemorrhoidalis end-to-end intestinal anastomosis, gastric and esophageal end-to-side anastomosis
Art and stomach jejunum side-to-side anastomosis etc..
In abdominal cavity formula and/or it is interior peep in surgical procedure, surgical procedure is by small notch with patient or is inserted into the narrow of wound
Narrow casing is carried out.During traditional or open, doctor directly contacts operative site.Since the patient of its reduction creates
Wound shortens patient's convalescence and significantly reduces overall cost, and formula operation opposing open operation in abdominal cavity has advantage.Within coordinating
The specific requirements of surfing style and abdominal cavity formula, endoscopic robotic suturing device, which has been developed that, to be enabled the clinician to relatively easily contact operative site.
Typically, these suture instruments include be supported on approach robotic suturing device end be hinged to tool component.The tool component can
It is enabled the surgeon to manipulate operation device in limited space by selectively manipulation.These instruments to it is interior peep operation provide it is aobvious
The medical benefit of work.Nevertheless, it is desirable to improve to some extent in cost reduction and manufacture complexity.
At present in hysteroscope internal cutting stapler, it is required to both hands operation, doctor operates not enough smooth, and inside is
Plastic part, insufficient strength are likely to result in the failure of operation.
Therefore it there is still a need for being further improved it to reduce the time needed for surgical procedure, and makes it easier to close to tissue
Position, intensity is stronger, the stapler of jaw suction bigger.
Invention content
The utility model aim is that place provides a kind of disposable hysteroscope internal cutting stapler against the above deficiency, by connecting
Lever fixing apparatus clamps stapling apparatus, clamps anastomotic component transfer, push broach device, only knife safety device, retaining insurance dress
It sets, fixed handle, reseting handle, flexible handle component composition.Disposable hysteroscope internal cutting stapler reasonable design, structure are closed
Reason, it is easy to use.Drive mechanism all using metalwork, enhances the transmission intensity of instrument.Clamping anastomotic component can arbitrarily adjust
Whole angle can be easily found the position for being suitble to operation during surgery.By cutter and clamp ring double locking, clamped being closed
Mouthful when, suction bigger, can will tissue folder it is tighter, reduce jaw it is not tight enough caused by operation risk.Disposable hysteroscope internal cutting
Stapler can keep operation more coherent with one-handed performance, and doctor can vacate hand and take other instruments, reduce operating time, drop
Low operation risk reduces pain to patient.
Disposable hysteroscope internal cutting stapler is realized using following technical scheme：
Disposable hysteroscope internal cutting stapler includes connecting lever fixing apparatus, clamping stapling apparatus, clamping anastomotic component to turn
To device, push broach device, only knife safety device, retaining safety device, fixed handle, reseting handle, flexible handle component.
It includes connecting rod fixed block and connecting rod to connect lever fixing apparatus.Connecting rod top, which is equipped with, turns to drag hook sliding groove,
Rear end is equipped with swivel head mounting groove, and is rotated up and down block loose slot, and middle part is equipped with through-hole and is used to install band knife bar and band blade,
Lower part is equipped with band blade briquetting mounting groove, and front upper is equipped with connector and installs card slot, and connecting rod rear portion is fixed by the connecting rod
Block is fixedly mounted on fixed handle.
Stapling apparatus is clamped to include nail bin, push jack, beveling, nail bin cover plate, protection cap, resist-nailed seat lid, staple cartridge tray, support nail
Seat, connecting tube are vertically connected with plate, clamp ring, casing, connector, percussion block, percussion block upper cover, rack drives block, movable hand
Handle.It is provided with nail slot in nail bin, anastomosis staple is housed in nail slot, push jack is housed, push jack front end is equipped with beveling, nail bin bottom under anastomosis staple
Portion is equipped with nail bin cover plate, and anti-thrust plate and beveling drop out.Protection cap is mounted on above nail bin, and protection anastomosis staple is not fallen off.To nail
Flap is welded on above resist-nailed seat, and resist-nailed seat is equipped with staple formation slot, and resist-nailed seat rear end is provided with staple cartridge tray mounting hole, is followed closely
Storehouse seat rear portion is equipped with installation protrusion, by installing protrusion, is mounted in the staple cartridge tray mounting hole of resist-nailed seat.Nail bin is mounted on nail bin
In seat.Resist-nailed seat rear end is equipped with resist-nailed seat pin mounting hole, and by resist-nailed seat pin, resist-nailed seat is mounted on steering knuckle, is turned to
Connector rear end is provided with connector mounting hole, and connector front end is equipped with installation protrusion, by connector mounting hole, by connector with
Steering knuckle is installed together.It connects back of head and the front that card slot is mounted on connecting rod is installed by connecting rod.Casing is sleeved on
Outside connecting rod, casing front is sleeved on resist-nailed seat and staple cartridge tray rear portion, is fixedly connected by being vertically connected with plate, and casing rear portion is set
There is swivel head and be rotated up and down block mounting groove, casing rear end is equipped with percussion block mounting groove, and percussion block is sleeved on casing, fires block
In percussion block sliding groove in fixed handle, block upper cover is fired, is mounted on percussion block.Nail bin, supports nail at nail bin cover plate
It is both provided with cutting cutter groove in the middle part of seat and staple cartridge tray.Flexible handle is mounted on fixed handle, by band motion block pin, by rack band
Motion block is mounted on flexible handle.
Anastomotic component transfer is clamped to include steering knuckle, turn to pin block, assisted diversion item, rotating axle pin spring, revolve
Rotary head spring turns to drag hook, swivel head, is rotated up and down block, rotating handle, rotating handle cover board, rotary handle spring.Steering connects
Head front is fixed on resist-nailed seat, and rear portion is fixed on connector, and steering knuckle rear portion is provided with sector gear.Turn
It is mounted in the middle part of connector to pin block, turns to pin block front end and pitched equipped with dentation, the sector gear phase with the setting of steering knuckle rear portion
Cooperation, positions when for turning to, and for rotating axle pin spring pocket mounted in turning on pin block, steering pin block rear end, which is equipped with, turns to drag hook installation
Hole.Two assisted diversion items are separately mounted to connector both sides, swivel head spring is set on assisted diversion item.Before turning to drag hook
End is provided with drag hook, and drag hook is hooked in the steering drag hook mounting hole for turning to pin block rear end.It turns to drag hook and is mounted on connecting rod top
Steering drag hook sliding groove in, turn to drag hook rear end and be provided with kidney slot.Turn to kidney slot and upper backspin of the drag hook by rear end
Switch block connects, and is rotated up and down block being rotated up and down in block loose slot mounted on connecting rod, is rotated up and down on block and is provided with rotation hand
Handle installation protrusion, rotating handle are sleeved in the rotating handle installation protrusion for being rotated up and down block.Rotating handle rear portion is equipped with petal
The drag hook of shape.Rotating handle cover board is fitted in rotating handle.Rotating handle front end is equipped with swivel head.Rotating handle bullet
Spring is mounted in rotating handle, and front end is played reset role against block, rear end is rotated up and down against fixed handle.
Push broach device includes cutter, band blade, band blade briquetting, band knife bar, rack, rack drives block, flexible handle
With band motion block pin.Cutter are welded on band blade front end, and band blade is mounted on the middle part of connecting rod, and band blade briquetting is equipped with band
Blade slides slot, band blade briquetting are mounted on connecting rod in the following, restriction band blade position, band blade is in band blade briquetting sliding groove
Interior sliding.Band blade rear end is equipped with hook, and band knife bar front end is equipped with hole, and band blade rear end is hooked in the hole with knife bar front end
It is interior, it is mounted in the through-hole in the middle part of connecting rod with knife bar, band knife bar rear end is equipped with rack connector.Rack is mounted on fixed handle
Rack sliding groove in, rack front end is connect with the rack connector with knife bar rear end, rack rear end be equipped with release link mounting hole.
Flexible handle is mounted on fixed handle, and rack drives block is mounted on by band motion block pin on flexible handle.
Only knife safety device includes percussion block, percussion block upper cover, rack, rack safety block, rack limited block drive link, protects
Dangerous spring, release link and reseting handle.It fires in the percussion block sliding groove that block is mounted in fixed handle, percussion block upper cover installation
On percussion block.It fires block front end and casing is housed.Rack is mounted between percussion block and percussion block upper cover.Rack top is equipped with tooth
Item insures card slot, and rear end is equipped with release link mounting hole, and release link is mounted in the release link mounting hole of rack rear end, reseting handle
On be provided with release link mounting groove, reseting handle is mounted on by release link on fixed handle.Block rear end is fired to limit equipped with rack
Position block drive link installs card slot, and the rack limited block drive link that rack limited block drive link is mounted on percussion block rear end installs card slot
It is interior.It is provided with inverted trapezoidal slot in the middle part of rack limited block drive link, inverted trapezoidal slot, rack are provided in the middle part of rack limited block drive link
Safety block is located in the inverted trapezoidal slot being equipped in the middle part of rack limited block drive link, and rack safety block is sleeved on the transmission of rack limited block
On bar, rack safety block top is equipped with relief spring.
The protrusion of rack safety block lower end is stuck in the insurance card slot of the rack on rack, is prevented rack from firing forward, is played
The only effect of knife insurance.
Retaining safety device includes percussion block, percussion block upper cover, rack, percussion block limiting plate, limit flat spring.Fire block
In percussion block sliding groove in fixed handle, block upper cover is fired, is mounted on percussion block.Block front end is fired equipped with set
Pipe.Rack is mounted between percussion block and percussion block upper cover.Fire the percussion block limiting plate that block limiting plate is mounted on fixed handle
In mounting groove, limit flat spring is mounted in the spring mounting hole of percussion block limiting plate lower part.It fires block upper cover lower part and is equipped with three
Angular limit protrusion, percussion block limiting plate lower part are equipped with positive stop lug boss, and percussion block limiting plate top side is equipped with sliding boss.
Rack is equipped with percussion block limiting plate sliding groove, fires percussion block limit of the sliding boss of block limiting plate top side on rack
Sliding in the plate sliding groove of position.
Flexible handle component includes flexible handle, resets safety block, rack drives block, handle reset safety block, rack band
Motion block spring, band motion block pin, brake block spring, shifting fork pin.Flexible handle is mounted on fixed handle, and rack drives block passes through band
Motion block pin is mounted on flexible handle, and rack drives block spring is mounted on band motion block pin, and side is withstood on rack drives block, separately
Side is withstood on flexible handle.Handle resets safety block and is mounted on rack drives block by shifting fork pin.Brake block spring is installed
On flexible handle, one end withstands on handle and resets on safety block.Safety block is resetted to be mounted on flexible handle.Before rack drives block
End is equipped with rack and pushes protrusion.
The fixed handle is made of left fixed handle, right fixed handle two parts.
Described casing, connecting rod, band knife bar, connector, steering knuckle etc. are all made of metal material and are made, and structure is closed
Reason, intensity is high, more suitable for one-handed performance.
Operation principle
When operation, disposable hysteroscope internal cutting stapler jaw is in the open state, makees at this point, retaining safety device plays
With the positive stop lug boss of the percussion block limiting plate lower part in retaining safety device is stuck in the triangle limit convex of percussion block upper cover lower part
The front end risen prevents percussion block toward front slide, causes the closure of jaw.Only knife safety device middle rack safety block is located at rack limit
In the inverted trapezoidal slot being equipped in the middle part of the block drive link of position, due to the effect of relief spring, the protrusion of rack safety block lower end is stuck in tooth
In rack insurance card slot on item, prevents rack from firing forward, play the role of only knife insurance.
Protection cap is removed at this time, and disposable hysteroscope internal cutting stapler front end enters abdominal cavity by puncture outfit, and resist-nailed seat is
Fixing device is inserted into tissue, and staple cartridge tray is mounted on by resist-nailed seat pin on resist-nailed seat, and steering knuckle, connector, connection are passed through
Bar, connecting rod fixed block, are fixed on fixed handle, pull flexible handle, by rack drives block, percussion block, casing, up and down
Connecting plate, connecting tube squeeze forward, and staple cartridge tray is made to be closed grip tissue to resist-nailed seat.
Rack drives block pushes percussion block, percussion block upper cover toward front slide, and percussion block band carry-over bar limited block drive link is past
Front slide, this hour rack safety block are up slided out of inverted trapezoidal slot, compress relief spring, rack safety block lower part protrusion from
Rack top is slided into rack insurance card slot on rack, opens and stops knife safety device.It prepares for the percussion of next step.
The positive stop lug boss for firing block limiting plate lower part in retaining safety device simultaneously, slips over the triangle of percussion block upper cover lower part
Shape limit protrusion is located at the triangle limit protrusion rear end of percussion block upper cover lower part.
Flexible handle is pulled again, pushes rack, band knife bar, band blade, cutter to cut forward by rack drives block
Tissue, while cutter push beveling, push jack, anastomosis staple, carry out anastomosed tissue.
At this point, percussion block limiting plate is acted on by limit flat spring in retaining insurance, position is up moved, percussion block limit
The sliding boss of plate top side are slided in the percussion block limiting plate sliding groove on rack, the limit of percussion block limiting plate lower part
Lug boss position moves up, and blocks percussion block and percussion block upper cover, prevents percussion block and fires jaw block upper cover moves backward caused by
It opens, plays retaining safety effect.
Reseting handle is pulled, cutter are pulled back by release link, rack, band knife bar, band blade, resets, beats simultaneously
Jaw is opened, disposable hysteroscope internal cutting stapler front end is exited out of tissue, completes the cutting anastomosis operation of intracavitary.
When tissue is inserted into disposable hysteroscope internal cutting stapler front end, if angle is not suitable for percussion, need to adjust, it can
To use index finger to pull rotating handle, pulls steering drag hook by being rotated up and down block, turns to pin block, the tune of angle can be completed
Whole, after angle is adjusted, middle finger pulls flexible handle, is closed jaw, pulls flexible handle to complete percussion again.
Disposable hysteroscope internal cutting stapler advantage:
Existing intraperitoneal Endo-GIA is that staple cartridge tray is fixed, cut anastomosed tissue when be by staple cartridge tray, nail bin,
Stapler etc. is inserted into tissue, and so on the one hand, this part thereof thickness is thicker, needs the space of bigger, another aspect, when insertion
Anastomosis staple in nail bin is easy to be taken out of by tissue, causes to coincide incomplete.And the disposable hysteroscope internal cutting kiss of the utility model
Clutch is fixed using resist-nailed seat, and tissue is inserted into resist-nailed seat, and resist-nailed seat is relatively thin, is inserted into the space smaller needed when tissue, kiss
Dowel does not contact before firing with tissue, avoids tissue and takes anastomosis staple out of, when anastomosed tissue, sutures incomplete risk.
Due to being provided with only knife safety device, before firing, it can effectively prevent artificial accidentally promotion reseting handle,
Band carry-over bar slides forward, causes cutter to move, anastomosis staple drops out.
Due to being provided with retaining safety device, before percussion, jaw will not be closed easily, and when percussion, jaw will not be opened again,
Grip tissue will not be caused not tight, cause to coincide incomplete.
Since a flexible handle is arranged, either adjusts the angle, or complete percussion, can make doctor with one-handed performance
Life can vacate hand and operate other instruments, allow operation to complete more smooth.
It in intracavitary small space, can arbitrarily be adjusted in the course of surgery due to being provided with clamping anastomotic component transfer
The nail bin of disposable hysteroscope internal cutting stapler front end, the angle of resist-nailed seat make operation complete more smooth.
Description of the drawings
Below in conjunction with attached drawing, the utility model is described in further detail：
Fig. 1 is disposable hysteroscope internal cutting stapler structural schematic diagram；
Fig. 2 is the connecting rod fixture structure schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 3 is the connecting rod structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 4 is the clamping stapling apparatus structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 5 is the resist-nailed seat structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 6 is the staple cartridge tray structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 7 is the connector structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 8 is the clamping anastomotic component transfer structural schematic diagram of disposable hysteroscope internal cutting stapler；
Fig. 9 is the push broach apparatus structure schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 10 is the only knife safety device structural schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 11 is the rack limited block drive link structural schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 12 is the rack safety block structure schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 13 is the rack structure schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 14 is the retaining safety device structural schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 15 is the percussion block limit plate structure schematic diagram of disposable hysteroscope internal cutting stapler；
Figure 16 is the flexible handle component structure diagram of disposable hysteroscope internal cutting stapler；
Figure 17 is the fixed handle structural schematic diagram of disposable hysteroscope internal cutting stapler.
Specific implementation mode
With reference to attached drawing 1-17, disposable hysteroscope internal cutting stapler includes connection lever fixing apparatus, clamps stapling apparatus, folder
Tight anastomotic component transfer, push broach device, only knife safety device, retaining safety device, fixed handle 24, reseting handle, work
Fixed handle component.
It includes connecting rod fixed block 34 and connecting rod 13 to connect lever fixing apparatus.13 top of connecting rod, which is equipped with, turns to drag hook cunning
Dynamic slot 13-1, rear end is equipped with swivel head mounting groove 13-2, and is rotated up and down block loose slot 13-3, and middle part is equipped with through-hole 13-4 and uses
In installation band knife bar 14 and band blade 11, lower part is equipped with band blade briquetting mounting groove 13-5, and front upper is installed equipped with connector
Card slot 13-6,13 rear portion of connecting rod are fixed by the connecting rod block 34 and are fixedly mounted on fixed handle 24.
It includes nail bin 2, push jack 4, beveling 5, nail bin cover plate 1, protection cap 3, resist-nailed seat lid 6, staple cartridge tray to clamp stapling apparatus
42, resist-nailed seat 41, connecting tube 40, be vertically connected with plate 38, clamp ring 37, casing 35, connector 36, percussion block 19, percussion block on
Lid 33, rack drives block 30, flexible handle 26.It is provided with nail slot 2-1 in nail bin, follows closely and anastomosis staple is housed in slot 2-1, under anastomosis staple
Equipped with push jack 4, for 4 front end of push jack equipped with beveling 5,2 bottom of nail bin is equipped with nail bin cover plate 1, and anti-thrust plate 4 and beveling 5 drop out.Protection
Lid 3 is mounted on above nail bin 2, and protection anastomosis staple is not fallen off.Resist-nailed seat lid 6 is welded on above resist-nailed seat 41, is set on resist-nailed seat 41
There are staple formation slot 41-1,41 rear end of resist-nailed seat to be provided with staple cartridge tray mounting hole 41-2, it is convex that 42 rear portion of staple cartridge tray is equipped with installation
42-1 is played, by installing protrusion 42-1, is mounted in the staple cartridge tray mounting hole 41-2 of resist-nailed seat 41.Nail bin 2 is mounted on staple cartridge tray
In 42.41 rear end of resist-nailed seat is equipped with resist-nailed seat pin mounting hole 41-3, and by resist-nailed seat pin, resist-nailed seat 41 is mounted on steering knuckle
On 39,39 rear end of steering knuckle is provided with connector mounting hole 39-1, and 36 front end of connector is equipped with installation protrusion 36-1, passes through company
Connector mounting hole 39-1, connector 36 and steering knuckle 39 are installed together.36 rear portion of connector passes through connecting rod installation card
Slot 36-2 is mounted on the front of connecting rod 13.Casing 35 is sleeved on 42 rear portion of resist-nailed seat 41 and staple cartridge tray, by being vertically connected with plate
38 are fixedly connected on 35 front of casing.Casing 35 is sleeved on outside connecting rod 13, and 35 rear portion of casing is equipped with swivel head 35-1 and upper
Lower spill spin block mounting groove, 35 casing, 35 rear end are equipped with percussion block mounting groove 35-2, and percussion block 19 is sleeved on casing 35, fires block
19 are mounted in the percussion block sliding groove 24-1 in fixed handle 24, and percussion block upper cover 33 is mounted on percussion block 19.Nail bin 2,
Nail bin cover plate 1, resist-nailed seat 41 and 42 middle part of staple cartridge tray are both provided with cutting cutter groove.Flexible handle 26 is mounted on fixed handle 24
On, by band motion block pin, rack drives block 30 is mounted on flexible handle 26.
Anastomotic component transfer is clamped to include steering knuckle 39, turn to pin block 10, assisted diversion item 9, rotating axle pin bullet
Spring 44, swivel head spring 43, turn to drag hook 15, swivel head 16, be rotated up and down block 17, rotating handle 18, rotating handle cover board 20,
Rotary handle spring 45.39 front of steering knuckle is fixed on resist-nailed seat 41, and rear portion is fixed on connector 36, is turned
39 rear portion of connector is provided with sector gear 39-1.It turns to pin block 10 and is mounted on 36 middle part of connector, turn to 10 front end of pin block and set
There is dentation to pitch 10-1, matching, being positioned when for turning to, rotating axle pin with the sector gear 39-1 of 39 rear portion of steering knuckle setting
Spring 44, which is sleeved on, to be turned on pin block 10, is turned to 10 rear end of pin block and is equipped with steering drag hook mounting hole 10-1.Two assisted diversion items 9
It is separately mounted to 36 both sides of connector, swivel head spring 43 is set on assisted diversion item 9.It turns to 15 front end of drag hook and is provided with drawing
Hook 15-1, drag hook 15-1 are hooked in the steering drag hook mounting hole 10-1 for turning to 10 rear end of pin block.It turns to drag hook 15 and is mounted on connection
In the steering drag hook sliding groove 13-1 on 13 top of bar, turns to 15 rear end of drag hook and be provided with kidney slot 15-2.Drag hook 15 is turned to pass through
The kidney slot 15-2 of rear end is rotated up and down block 17 with 17 and connect, and is rotated up and down block 17 and is rotated up and down block work mounted on connecting rod 13
In dynamic slot 13-3, it is rotated up and down on block 17 and is provided with rotating handle installation protrusion 17-1, rotating handle 18, which is sleeved on, to be rotated up and down
On the rotating handle installation protrusion 17-1 of block 17.18 rear portion of rotating handle is equipped with petal-like drag hook 18-1.Rotating handle cover board
20 are fitted in rotating handle 18.18 front end of rotating handle is equipped with swivel head 16.Rotary handle spring 43 is mounted on rotation
It changes hands in handle 18, front end is played reset role against block 17, rear end is rotated up and down against fixed handle 24.
Push broach device includes cutter 7, band blade 11, band blade briquetting 12, band knife bar 14, rack 25, rack drives block
30, flexible handle 26 and with motion block pin 46.Cutter 7 are welded on 11 front end of band blade, and band blade 11 is mounted on connecting rod 13
Middle part, band blade briquetting 12 are equipped with band blade sliding groove 12-1, and band blade briquetting 12 is mounted on connecting rod 13 in the following, restriction band
11 position of blade, band blade 11 slide in band blade briquetting sliding groove 12-1.11 rear end of band blade is equipped with hook 11-1, band knife
14 front end of bar is equipped with hole 14-1, and the hook 11-1 of 11 rear end of band blade is hooked in the hole 14-1 with 14 front end of knife bar, band knife bar 14
In the through-hole 13-4 at 13 middle part of connecting rod, 14 rear end of band knife bar is equipped with rack connector 14-2.Rack 25 is mounted on solid
Determine in the rack sliding groove 24-2 of handle 24,25 front end of rack is connect with the rack connector 14-2 with 14 rear end of knife bar, rack
25 rear ends are equipped with release link mounting hole 25-1.Flexible handle 26 is mounted on fixed handle 24, and rack drives block 30 passes through drive
Block pin 46 is mounted on flexible handle 26.
Only knife safety device includes percussion block 19, percussion block upper cover 33, rack 25, rack safety block 23, rack limited block
Drive link 22, relief spring 47, release link 29, reseting handle 28.The percussion block that block 19 is mounted in fixed handle 24 is fired to slide
In dynamic slot 24-1, percussion block upper cover 33 is mounted on percussion block 19.It fires 19 front end of block and casing 35 is housed.Rack 25 is mounted on and hits
It sends out between block 19 and percussion block upper cover 33.25 top of rack is equipped with rack and insures card slot 25-2, and rear end is equipped with release link mounting hole
25-1, release link 29 are mounted in the release link mounting hole 25-1 of 25 rear end of rack, and release link peace is provided on reseting handle 28
Tankage 28-1, reseting handle 28 are mounted on by release link 29 on fixed handle 24.It fires 19 rear end of block and is equipped with rack limited block
Drive link installs card slot 19-1, and rack limited block drive link 22 is mounted on the rack limited block drive link installation of 19 rear end of percussion block
In card slot 19-1；22 middle part of rack limited block drive link is provided with inverted trapezoidal slot 22-1, and rack safety block 23 is located at rack limit
In the inverted trapezoidal slot 22-1 that 22 middle part of block drive link is equipped with, rack safety block 23 is sleeved on rack limited block drive link 22, tooth
23 top of safety block is equipped with relief spring 47.
The raised 23-1 of 23 lower end of rack safety block is stuck in the insurance card slot of the rack on rack 25 25-2, prevents rack 25
It fires forward, plays the role of only knife insurance.
Retaining safety device includes percussion block 19, percussion block upper cover 33, rack 25, percussion block limiting plate 21 and limiting plate bullet
Spring 48.It fires in the percussion block sliding groove 24-1 that block 19 is mounted in fixed handle 24, percussion block upper cover 33 is mounted on percussion block
On 19.It fires 19 front end of block and casing 35 is housed.Rack 25 is mounted between 19 percussion blocks and 33 percussion block upper covers.Fire block limit
Plate 21 is mounted in the percussion block limiting plate mounting groove 24-3 of fixed handle 24, and limit flat spring 48 is mounted on percussion block limiting plate
In the spring mounting hole 21-1 of 21 lower parts.Fire the limit protrusion 33-1 that 33 lower part of block upper cover is equipped with triangle, percussion block limit
21 lower part of plate is equipped with positive stop lug boss 21-2, and 21 top side of percussion block limiting plate is equipped with sliding boss 21-3.Rack 25 is equipped with
Fire block limiting plate sliding groove 25-3,21-3 sliding boss 21-3 the hitting on rack 25 of 21 top side of percussion block limiting plate
Send out sliding in block limiting plate sliding groove 25-3.
Flexible handle component includes flexible handle 26, resets safety block 31, rack drives block 30, handle reset safety block
32, rack drives block spring 49, band motion block pin 50, brake block spring 51, shifting fork pin 52.Flexible handle 26 is mounted on fixed handle
On 24, rack drives block 30 is mounted on by band motion block pin 50 on flexible handle 26, and rack drives block spring 49, which is mounted on, to be driven
On block pin 50, side is withstood on rack drives block 30, and the other side is withstood on flexible handle 26.Handle resets safety block 32 by dialling
Bolt 52 is mounted on rack drives block 30.Brake block spring 51 is mounted on flexible handle 26, and one end withstands on the reset of 32 handles
On safety block 32.Safety block 31 is resetted to be mounted on flexible handle 26.30 front end of rack drives block is equipped with rack and pushes protrusion 30-
1。
The fixed handle 24 is made of left fixed handle, right fixed handle two parts.
Described casing 35, connecting rod 13, band knife bar 14, connector 36 and steering knuckle 39 etc. are all made of metal material system
At reasonable for structure, intensity is high, more suitable for one-handed performance.
Disposable hysteroscope internal cutting stapler operation principle：
When operation, disposable hysteroscope internal cutting stapler jaw is in the open state, makees at this point, retaining safety device plays
With the positive stop lug boss 21-2 of 21 lower part of percussion block limiting plate in retaining safety device is stuck in the triangle of 33 lower part of percussion block upper cover
The front end of shape limit protrusion 33-1 prevents percussion block 19 toward front slide, causes the closure of jaw.Only 23 racks in knife safety device
Safety block 23 is located in the inverted trapezoidal slot 22-1 that the middle part of rack limited block drive link 22 is equipped with, due to the effect of relief spring 47,
The raised 23-1 of 23 lower end of rack safety block is stuck in the insurance card slot of the rack on rack 25 25-2, prevents rack 25 toward forward play
Hair plays the role of only knife insurance.
Protection cap 3 is removed at this time, and disposable hysteroscope internal cutting stapler front end enters abdominal cavity, resist-nailed seat 41 by puncture outfit
For fixing device, it is inserted into tissue, staple cartridge tray 42 is mounted on by resist-nailed seat pin on resist-nailed seat 41, and steering knuckle 39, connection are passed through
First 36, connecting rod 13, connecting rod fixed block 34, are fixed on fixed handle 24, pull flexible handle 26, pass through rack drives block
30, fire block 19, casing 35, be vertically connected with plate 38, connecting tube 40 squeezes forward, make staple cartridge tray 42 to resist-nailed seat 41 be closed clamp
Tissue.
Rack drives block 30 pushes percussion block 19, percussion block upper cover 33 toward front slide, and percussion block 19 is with carry-over bar limited block
Drive link 22 is up slided toward front slide, this hour rack safety block 23 out of inverted trapezoidal slot 22-1, compresses relief spring 47, rack
The raised 23-1 of 23 lower part of safety block slides into 25 top of rack out of rack insurance card slot 25-2 on rack 25, opens and stops knife guarantor
Dangerous device.It prepares for the percussion of next step.
The positive stop lug boss 21-2 for firing 21 lower part of block limiting plate in retaining safety device simultaneously, slips under percussion block upper cover 33
The triangle limit protrusion 33-1 in portion is located at the rear ends triangle limit protrusion 33-1 of 33 lower part of percussion block upper cover.
Flexible handle 26 is pulled again, and rack 25, band knife bar 14, band blade 11, cutting are pushed by rack drives block 30
Knife 7 cuts forward tissue, while cutter 7 push beveling 5, push jack 4, anastomosis staple, carries out anastomosed tissue.
At this point, percussion block limiting plate 21 by the effect for limiting flat spring 48, up move by position in retaining insurance, block is fired
The sliding boss 21-3 of 21 top side of limiting plate is slided in the percussion block limiting plate sliding groove 25-3 on rack 25, fires block
The positions positive stop lug boss 21-2 of 21 lower part of limiting plate move up, and block 19 percussion blocks 19 and percussion block upper cover 33, prevent percussion block 19
Jaw moved with percussion block upper cover 33 backward caused by is opened, and retaining safety effect is played.
Reseting handle 28 is pulled, is pulled back cutter 7 by release link 29, rack 25, band knife bar 14, band blade 11,
It resets, opens simultaneously jaw, disposable hysteroscope internal cutting stapler front end is exited out of tissue, the cutting for completing intracavitary coincide
Operation.
When tissue is inserted into disposable hysteroscope internal cutting stapler front end, if angle is not suitable for percussion, need to adjust, it can
To use index finger to pull rotating handle 18, pulls steering drag hook 15 by being rotated up and down block 17, turns to pin block 10, angle can be completed
The adjustment of degree, after angle is adjusted, middle finger pulls flexible handle 26, is closed jaw, pulls flexible handle 26 to complete percussion again.
The disposable hysteroscope internal cutting stapler of the utility model is fixed using resist-nailed seat, and tissue is inserted into resist-nailed seat,
Resist-nailed seat is relatively thin, is inserted into the space smaller needed when tissue, and anastomosis staple does not contact before firing with tissue, and avoiding tissue will kiss
Dowel is taken out of, when anastomosed tissue, sutures incomplete risk.
Due to being provided with only knife safety device, before firing, it can effectively prevent artificial accidentally promotion reseting handle,
Band carry-over bar slides forward, causes cutter to move, anastomosis staple drops out.
Due to being provided with retaining safety device, before percussion, jaw will not be closed easily, and when percussion, jaw will not be opened again,
Grip tissue will not be caused not tight, cause to coincide incomplete.
Since a flexible handle is arranged, either adjusts the angle, or complete percussion, can make doctor with one-handed performance
Life can vacate hand and operate other instruments, allow operation to complete more smooth.
It in intracavitary small space, can arbitrarily be adjusted in the course of surgery due to being provided with clamping anastomotic component transfer
The nail bin of disposable hysteroscope internal cutting stapler front end, the angle of resist-nailed seat make operation complete more smooth.
Claims (9)
1. a kind of disposable hysteroscope internal cutting stapler, it is characterised in that：Including connection lever fixing apparatus, clamp stapling apparatus,
Clamp anastomotic component transfer, push broach device, only knife safety device, retaining safety device, fixed handle, reseting handle and work
Fixed handle component；
It includes connecting rod fixed block and connecting rod to connect lever fixing apparatus；Connecting rod top, which is equipped with, turns to drag hook sliding groove, rear end
Equipped with swivel head mounting groove, and it is rotated up and down block loose slot, middle part is equipped with through-hole for installing band knife bar and band blade, lower part
Equipped with band blade briquetting mounting groove, front upper is equipped with connector and installs card slot, and it is solid that connecting rod rear portion is fixed by the connecting rod block
Dingan County is on fixed handle；
It includes nail bin, push jack, beveling, nail bin cover plate, protection cap, resist-nailed seat lid, staple cartridge tray, resist-nailed seat, company to clamp stapling apparatus
It takes over, be vertically connected with plate, clamp ring, casing, connector, percussion block, percussion block upper cover, rack drives block and flexible handle；Nail
It is provided with nail slot in storehouse, anastomosis staple is housed in nail slot, push jack is housed, push jack front end is equipped with beveling, nail bin bottom dress under anastomosis staple
There are nail bin cover plate, anti-thrust plate and beveling to drop out；Protection cap is mounted on above nail bin, and protection anastomosis staple is not fallen off；Resist-nailed seat lid
It is welded on above resist-nailed seat, resist-nailed seat is equipped with staple formation slot, and resist-nailed seat rear end is provided with staple cartridge tray mounting hole, staple cartridge tray
Rear portion is equipped with installation protrusion, by installing protrusion, is mounted in the staple cartridge tray mounting hole of resist-nailed seat, nail bin is mounted on staple cartridge tray
It is interior；Resist-nailed seat rear end is equipped with resist-nailed seat pin mounting hole, by resist-nailed seat pin, resist-nailed seat is mounted on steering knuckle, steering connects
Head rear end is provided with connector mounting hole, and connector front end is equipped with installation protrusion, by connector mounting hole, by connector and turns
It is installed together to connector；It connects back of head and the front that card slot is mounted on connecting rod is installed by connecting rod, casing is sleeved on company
Outside extension bar, casing front is sleeved on resist-nailed seat and staple cartridge tray rear portion, is fixedly connected by being vertically connected with plate, and casing rear portion is equipped with
Swivel head is equipped with percussion block mounting groove with block mounting groove, casing rear end is rotated up and down, and percussion block is sleeved on casing, and percussion block is pacified
In percussion block sliding groove in fixed handle, percussion block upper cover is mounted on percussion block；Flexible handle is mounted on fixed hand
On handle, by band motion block pin, rack drives block is mounted on flexible handle；
Anastomotic component transfer is clamped to include steering knuckle, turn to pin block, assisted diversion item, rotating axle pin spring, swivel head
Spring turns to drag hook, swivel head, is rotated up and down block, rotating handle, rotating handle cover board and rotary handle spring；Steering knuckle
Front is fixed on resist-nailed seat, and rear portion is fixed on connector, and steering knuckle rear portion is provided with sector gear；It turns to
Pin block is mounted in the middle part of connector, is turned to pin block front end and is pitched equipped with dentation, is matched with the sector gear of steering knuckle rear portion setting
It closing, being positioned when for turning to, for rotating axle pin spring pocket mounted in turning on pin block, steering pin block rear end, which is equipped with, turns to drag hook installation
Hole, two assisted diversion items are separately mounted to connector both sides, swivel head spring is set on assisted diversion item；Before turning to drag hook
End is provided with drag hook, and drag hook is hooked in the steering drag hook mounting hole for turning to pin block rear end, turns to drag hook and is mounted on connecting rod top
Steering drag hook sliding groove in, turn to drag hook rear end and be provided with kidney slot, turn to kidney slot and upper backspin of the drag hook by rear end
Switch block connects, and is rotated up and down block being rotated up and down in block loose slot mounted on connecting rod, is rotated up and down on block and is provided with rotation hand
Handle installation protrusion, rotating handle are sleeved in the rotating handle installation protrusion for being rotated up and down block, the cooperation installation of rotating handle cover board
In rotating handle；Rotating handle front end is equipped with swivel head, and rotary handle spring is mounted in rotating handle, and front end is against upper
Lower spill spin block, rear end are played reset role against fixed handle；
Push broach device includes cutter, band blade, band blade briquetting, band knife bar, rack, rack drives block, flexible handle and band
Motion block pin；Cutter are welded on band blade front end, and band blade is mounted on the middle part of connecting rod, and band blade briquetting is equipped with band blade
Sliding groove, band blade briquetting is mounted on connecting rod in the following, restriction band blade position, band blade are sliding in band blade briquetting sliding groove
It is dynamic；Band blade rear end is equipped with hook, and band knife bar front end is equipped with hole, and band blade rear end is hooked in the hole with knife bar front end,
It is mounted in the through-hole in the middle part of connecting rod with knife bar, band knife bar rear end is equipped with rack connector；Rack is mounted on fixed handle
In rack sliding groove, rack front end is connect with the rack connector with knife bar rear end, and rack rear end is equipped with release link mounting hole；It is living
Fixed handle is mounted on fixed handle, and rack drives block is mounted on by band motion block pin on flexible handle；
Only knife safety device includes percussion block, percussion block upper cover, rack, rack safety block, rack limited block drive link, insurance bullet
Spring, release link and reseting handle；It fires in the percussion block sliding groove that block is mounted in fixed handle, percussion block upper cover, which is mounted on, hits
It sends out on block, percussion block front end is equipped with casing, and rack is mounted between percussion block and percussion block upper cover, and rack top is protected equipped with rack
Dangerous card slot, rack rear end are equipped with release link mounting hole, and release link is mounted in the release link mounting hole of rack rear end, reseting handle
On be provided with release link mounting groove, reseting handle is mounted on by release link on fixed handle；Block rear end is fired to limit equipped with rack
Position block drive link installs card slot, and the rack limited block drive link that rack limited block drive link is mounted on percussion block rear end installs card slot
Interior, rack safety block is sleeved on rack limited block drive link, and rack safety block top is equipped with relief spring；
Retaining safety device includes percussion block, percussion block upper cover, rack, percussion block limiting plate and limit flat spring；Fire block peace
In percussion block sliding groove in fixed handle, percussion block upper cover is mounted on percussion block, and percussion block front end is equipped with casing, tooth
Item is mounted between percussion block and percussion block upper cover, and percussion block limiting plate is mounted on the percussion block limiting plate mounting groove of fixed handle
Interior, limit flat spring is mounted in the spring mounting hole of percussion block limiting plate lower part；Rack is equipped with percussion block limiting plate sliding
Slot fires the sliding boss of block limiting plate top side and is slided in the percussion block limiting plate sliding groove on rack；
Flexible handle component includes flexible handle, resets safety block, rack drives block, handle reset safety block, rack drives block
Spring, band motion block pin, brake block spring and shifting fork pin；Flexible handle is mounted on fixed handle, and rack drives block passes through drive
Block pin is mounted on flexible handle, and rack drives block spring is mounted on band motion block pin, and side is withstood on rack drives block, another
Side is withstood on flexible handle；Handle resets safety block and is mounted on rack drives block by shifting fork pin, and brake block spring is mounted on
On flexible handle, one end withstands on handle and resets on safety block, resets safety block and is mounted on flexible handle.
2. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：The fixed handle be by
Left fixed handle, right fixed handle two parts composition.
3. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：Nail bin, supports nail at nail bin cover plate
It is both provided with cutting cutter groove in the middle part of seat and staple cartridge tray.
4. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：Rotating handle rear portion is equipped with flower
The drag hook of petaloid.
5. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：In rack limited block drive link
Portion is provided with inverted trapezoidal slot, and rack safety block is located in the inverted trapezoidal slot being equipped in the middle part of rack limited block drive link.
6. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：Rack safety block lower end it is convex
It rises in the rack insurance card slot being stuck on rack, rack is prevented to fire forward, play the role of only knife insurance.
7. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：Percussion block upper cover lower part is equipped with
The limit protrusion of triangle, percussion block limiting plate lower part are equipped with positive stop lug boss, and it is convex that percussion block limiting plate top side is equipped with sliding
Platform.
8. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：Rack drives block front end is equipped with
Rack pushes protrusion.
9. disposable hysteroscope internal cutting stapler according to claim 1, it is characterised in that：The casing, connecting rod,
Band knife bar, connector, steering knuckle are all made of metal material and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220078.XU CN207804301U (en) | 2017-09-22 | 2017-09-22 | Disposable hysteroscope internal cutting stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220078.XU CN207804301U (en) | 2017-09-22 | 2017-09-22 | Disposable hysteroscope internal cutting stapler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207804301U true CN207804301U (en) | 2018-09-04 |
Family
ID=63337035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220078.XU Withdrawn - After Issue CN207804301U (en) | 2017-09-22 | 2017-09-22 | Disposable hysteroscope internal cutting stapler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207804301U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969040A (en) * | 2018-09-28 | 2018-12-11 | 江苏孜航精密五金有限公司 | Reuse the transmission component of the hysteroscope Endo-GIA body of a gun |
| CN108969042A (en) * | 2018-09-28 | 2018-12-11 | 江苏孜航精密五金有限公司 | Reuse the percussion component of the hysteroscope Endo-GIA body of a gun |
| CN112617937A (en) * | 2020-12-29 | 2021-04-09 | 美科特医疗科技(苏州)有限公司 | Anastomat sleeve pipe assembly |
| CN112716548A (en) * | 2021-01-18 | 2021-04-30 | 苏州法兰克曼医疗器械有限公司 | Linear type cutting anastomat with turn mechanism |
-
2017
- 2017-09-22 CN CN201721220078.XU patent/CN207804301U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969040A (en) * | 2018-09-28 | 2018-12-11 | 江苏孜航精密五金有限公司 | Reuse the transmission component of the hysteroscope Endo-GIA body of a gun |
| CN108969042A (en) * | 2018-09-28 | 2018-12-11 | 江苏孜航精密五金有限公司 | Reuse the percussion component of the hysteroscope Endo-GIA body of a gun |
| WO2020062854A1 (en) * | 2018-09-28 | 2020-04-02 | 常州威克医疗器械有限公司 | Trigger assembly for reusable endoscopic cutter stapler gun body |
| WO2020062853A1 (en) * | 2018-09-28 | 2020-04-02 | 常州威克医疗器械有限公司 | Transmission assembly for reusable endoscopic cutter stapler gun body |
| CN112617937A (en) * | 2020-12-29 | 2021-04-09 | 美科特医疗科技(苏州)有限公司 | Anastomat sleeve pipe assembly |
| CN112716548A (en) * | 2021-01-18 | 2021-04-30 | 苏州法兰克曼医疗器械有限公司 | Linear type cutting anastomat with turn mechanism |
| CN112716548B (en) * | 2021-01-18 | 2022-03-25 | 苏州法兰克曼医疗器械有限公司 | Linear type cutting anastomat with turn mechanism |
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