CN109620339A - A kind of reusable type anal intestine looping and binding device - Google Patents
A kind of reusable type anal intestine looping and binding device Download PDFInfo
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- CN109620339A CN109620339A CN201910114850.7A CN201910114850A CN109620339A CN 109620339 A CN109620339 A CN 109620339A CN 201910114850 A CN201910114850 A CN 201910114850A CN 109620339 A CN109620339 A CN 109620339A
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- gun barrel
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- interior
- negative pressure
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- 210000000936 intestine Anatomy 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000006073 displacement reaction Methods 0.000 claims abstract description 17
- 238000010304 firing Methods 0.000 claims abstract description 14
- 238000009527 percussion Methods 0.000 claims abstract description 14
- 230000003902 lesion Effects 0.000 claims abstract description 4
- 230000006837 decompression Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000740 bleeding effect Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 208000014617 hemorrhoid Diseases 0.000 description 6
- 230000001954 sterilising effect Effects 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Classifications
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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
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/32056—Surgical snare instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00818—Treatment of the gastro-intestinal system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
- A61B2017/12018—Elastic band ligators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Reproductive Health (AREA)
- Surgical Instruments (AREA)
Abstract
It is whole gun-shaped the invention discloses a kind of reusable type anal intestine looping and binding device, including handle and the Tao Zha mechanism being detachably connected on handle, the firing lock and attracting mechanism for firing Tao Zha mechanism are provided in handle；Tao Zha mechanism includes interior gun barrel, pushes set and for covering the stringing component for pricking lesion tissue, promotion be set on interior gun barrel and pushes cover can relatively interior gun barrel be subjected to displacement, it pushes and is equipped between set and interior gun barrel for preventing from pushing the anti-resetting structure resetted after set displacement, stringing component is mounted on promotion and puts on；Firing lock includes percussion switch, guiding pushing block and snorkel footstock, and the electric control gear for controlling negative pressure pump is additionally provided in handle.The present invention can prevent medical staff from reusing the Tao Zha mechanism as medical disposable material, can avoid infection, safe operation.
Description
Technical field
The present invention relates to medical instruments field more particularly to a kind of reusable type anal intestine looping and binding devices.
Background technique
The common method for treating hemorrhoid is using Loop ligature, and principle is the root or base by special plastic loop ligation in hemorrhoid
Portion blocks hemorrhoid blood supply using the elastic recovery force of cushion rubber, is allowed to necrosis, atrophy, falls off, to reach healing purpose；Currently,
Instrument for implementing the difficult to handle art of set generally uses looping and binding device, which passes through mucous membrane in vacuum suction primary hemorrhoid, elastic thread set
At once superior hemorrhoidal artery is blocked after bundle, to achieve the purpose that minimally invasive hemorrhoid.
Existing looping and binding device mostly uses hand-held gun-type on the market, and this looping and binding device is used only once, and in medical instruments
Under inexpensive, low consumed requirement, a previous patient use a set of therapeutic kit the case where, be unfavorable for reduce medical treatment cost.
Meanwhile existing looping and binding device largely forms negative pressure by external vacuum pump, in the operation of hand-held looping and binding device, also needs additionally to grasp
Make external vacuum pump, pays close attention to the operating condition of vacuum pump, it is not only troublesome in poeration, also disperse doctor's attention, operating time is long,
It is unfavorable for going on smoothly for operation.
Patent No. 201610036268X, the patent of entitled " reusable type looping and binding device " can be to suction pipe
Disassembly and assembly is carried out with pusher portion, a patient corresponds to a set of disconnectable suction pipe and push rod, looping and binding device is obtained
To recycling, medical staff is facilitated to use, reduces medical treatment cost；Meanwhile tissue during negative pressure is inhaled in order to prevent
It is inhaled into vacuum pump, storage tank is provided between vacuum pump and suction pipe.
Above technical scheme, 1, do not prevent same set of suction pipe and push rod from reusing without a nested structure, if medical staff
The reasons such as occur acting hurriedly in a messy situation do not replace suction pipe and push rod, in fact it could happen that the problems such as germ cross-infection, are unfavorable for the treatment health of patient
It is multiple；2, storage tank also needs to clean, easy to breed thin instead if not cleaning up or being not achieved the Disinfection Effect of medical demands
Bacterium is unfavorable for reusing.
Summary of the invention
The present invention provides a kind of reusable type anal intestine looping and binding device to solve shortcoming in the prior art,
It can prevent medical staff from reusing the Tao Zha mechanism as medical disposable material, can avoid infection, safe operation.
The present invention is adopted the technical scheme that solve the above-mentioned problems, provides a kind of reusable type anal intestine set
Device is pricked, entirety is gun-shaped, including handle and Tao Zha mechanism, the Tao Zha mechanism and handle detachable connection, sets in handle
It is equipped with the firing lock for firing Tao Zha mechanism and provides the attracting mechanism of negative pressure for Tao Zha mechanism；
Tao Zha mechanism includes interior gun barrel, pushes set and for covering the stringing component for pricking lesion tissue, push and be set in interior gun barrel
It is upper and push set can relatively in gun barrel be subjected to displacement, push be equipped between set and interior gun barrel it is multiple after set displacement for preventing from pushing
The anti-resetting structure of position, for stringing component along the outer wall setting for pushing set and at least provided with one, stringing component is mounted on promotion set
On；
Firing lock includes that percussion switch, guiding pushing block and snorkel footstock, snorkel footstock are fixedly connected in handle, lead
It is slidably connected on snorkel footstock to pushing block, percussion switch is rotatably connected on handle and connects with guiding pushing block transmission
It connects, is oriented between pushing block and snorkel footstock and is provided with extension spring, interior gun barrel is detachably connected on snorkel footstock；
Attracting mechanism includes four-way pipe, negative pressure pump and the pressure release component for the pressure release of Tao Zha mechanism, four-way pipe be equipped with first interface,
Second interface, third interface and the 4th interface, first interface are connected to snorkel footstock, and second interface is led by negative pressure pump connection
Pipe is connected to the bleeding point of negative pressure pump, and third interface installs the pressure release component, and the 4th interface is connected with sensor connection and leads
Pipe；
The electric control gear for controlling negative pressure pump is additionally provided in handle.
Preferably, one end of interior gun barrel is nozzle section, and the other end of interior gun barrel is plug division, is with orientation where nozzle section
Before, after being with orientation where plug division, the fixed connection in plug division is provided between nozzle section and plug division in the rear side of nozzle section
Clamping portion, clamping portion symmetrically offer guide groove on plug division side, clamping portion, penetrate through before and after guide groove, in guide groove
Promotion set limited block is slidably connected, the slot bottom of guide groove offers third clamping groove, the first card is symmetrically arranged on clamping portion
Button.
Preferably, the specific structure of anti-resetting structure are as follows: push the tail end of set to be symmetrically arranged with the second buckle, push set limit
The side of interior gun tube axis is provided with the second clamping groove on the block of position, second is connected in the second clamping groove, pushes limit
The side far from interior gun tube axis is provided with third buckle on the block of position, push set relatively in front of gun barrel is subjected to displacement, third buckle
In the second clamping groove, after pushing the relatively interior gun barrel of set to be subjected to displacement, third is connected in third clamping groove.
Preferably, pressure release component includes pressure release key, decompression cover and compressed spring, and pressure release key stretches out one end of third interface simultaneously
It is slidably connected in third interface, decompression cover is threaded in the other end of third interface, is arranged between pressure release key and decompression cover
The compressed spring is equipped with pressure release key sealing ring, installs between decompression cover and third interface between pressure release key and third interface
There is decompression cover sealing ring.
Preferably, the exhaust outlet of negative pressure pump is connected with exhaust manifolds, and exhaust joint, exhaust joint are equipped on exhaust manifolds
Check valve is inside installed；Exhaust joint is connected to the bottom of handle, and exhaust joint sealing is equipped between exhaust joint and handle
Circle；The periphery of negative pressure pump is coated with shock-absorbing sleeve.
Preferably, handle inner is equipped with battery and the electric control gear, is equipped with battery compartment in handle, battery-disassembled
It is installed in the battery compartment, battery is electrically connected with electric control gear and negative pressure pump respectively, and the lower section of battery, automatically controlled dress is arranged in negative pressure pump
It sets and is electrically connected with pressure sensor, the probe of pressure sensor is arranged in sensor connecting conduit, sensor connecting conduit
Closed at one end, the other end of sensor connecting conduit is connected to four-way pipe, and negative pressure pump is connected with power key, power key by conducting wire
It is mounted on handle；Electric control gear is also connected with display screen, and display screen is mounted on handle.
Preferably, snorkel footstock includes gun barrel interconnecting piece and pipe connection portion, in gun barrel interconnecting piece and pipe connection portion
The tail end for being provided with interconnected negative pressure channel, gun barrel interconnecting piece and the coaxial setting of interior gun barrel and interior gun barrel is plugged on gun barrel
In interconnecting piece, pipe connection portion is connected to attracting mechanism；
The two sides of gun barrel interconnecting piece are symmetrically arranged with guided way, offer the first clamping groove on guided way, on interior gun barrel clamping portion
First be connected in the first clamping groove.
Preferably, it is oriented to and offers the directed cavity that front and back penetrates through in pushing block, guiding pushing block is slided by directed cavity to be connected
It connects on snorkel footstock, is oriented to the push rod for being symmetrically arranged at the front end with pushing set limited block to match of pushing block, guiding pushes away
The lower part of motion block is provided with the drive block being in contact with percussion switch, and push rod is equipped with limited step.
Preferably, left trip key and right trip key be installed on handle, left trip key and right trip key respectively with interior gun barrel
The first buckle on clamping portion matches, and L-type barricade is equipped in handle.
Preferably, charge port and light-transmitting opening are offered on handle, and dust-proof hood is equipped at charge port, is equipped with side at light-transmitting opening
Just the transmission element of paster LED light transmission.
By adopting the above technical scheme, the invention has the following advantages that
Tao Zha mechanism of the invention is detachably connected on matched handle by the first buckle, while being equipped with left and right trip key,
Convenient disassembly.
Anti- resetting structure of the invention can be connected in third clamping groove by third prevents from reusing interior rifle
Pipe and promotion set push set limited block by the third clamping groove limit on interior gun barrel clamping portion, nothing when completing a pushing action
Method return can be realized the function of preventing reusing consumptive material, reach the disposable requirement of consumptive material.
Negative pressure pump periphery in the present invention is coated with shock-absorbing sleeve (such as silica gel sheath), can reduce vibration, reduces noise；Exhaust
Joint is equipped with check valve, it is ensured that smoothly exhaust.The lower section of battery is arranged in negative pressure pump in the present invention, makes handle arrangement
It is more compact, handle volume is reduced, meanwhile, negative pressure pump and battery are integrated in handle inner, it is external true without in addition paying close attention to
Empty pump operation situation avoids the attention of dispersion medical staff, easy to operate, is conducive to going on smoothly for operation.
Dust-proof hood of the invention and charging connector are interference fitted, corresponding on each sealing ring and left handle shell, right handles shell
The hole of position is interference fitted, they form confined space with the L-type barricade of handle inner simultaneously, by electric control gear, battery and is born
Press pump effective protection is got up, and is influenced from extraneous bacterium and sterilizing.One case is completed, and by dust-proof hood by place, can be carried out
Sterilization prepares to reuse handle next time.
The present invention can prevent medical staff to be recycled as the Tao Zha mechanism of consumptive material, can avoid infection, safe operation.
Detailed description of the invention
Fig. 1 is one of the schematic perspective view of handle inner of the present invention；
Fig. 2 is the two of the schematic perspective view of handle inner of the present invention；
Fig. 3 is external structure schematic diagram of the invention；
Fig. 4 is the components perspective view of the explosion of part-structure in the present invention；
Fig. 5 is the partial enlargement diagram in Fig. 2 at A；
Fig. 6 is the partial enlargement diagram in Fig. 2 at B；
Fig. 7 is the schematic perspective view of Zhong Taozha mechanism of the present invention；
Fig. 8 is the components perspective view of the explosion of Fig. 7；
Fig. 9 is the planar structure schematic diagram of Zhong Taozha mechanism and firing lock of the present invention；
Figure 10 is the schematic cross-sectional view under Fig. 9 overlook direction；
Figure 11 is the partial cross-sectional structural diagram before pushing set mobile in the present invention；
Figure 12 is the partial cross-sectional structural diagram after pushing set mobile in the present invention；
Figure 13 is the partial enlargement diagram in Figure 12 at C.
Appended drawing reference: 11. left handle shells, 12. right handles shells, 13. left trip keys, 14. right trip keys, 15.L type barricade,
16. battery compartment, 17. dust-proof hoods, 18. transmission elements；
21. gun barrel in, 22. push set, 23. stringing components；
211. nozzle sections, 212. plug divisions, 213. clamping portions, 214. guide grooves, 215. push set limited block, the clamping of 216. thirds
Slot, 217. first buckle, barrel closure circle in 218.；
221. second buckles, 222. second clamping grooves, 223. thirds buckle, 224. stop collars；
232. stringing pipes, 233. stringing caps, 234. stringing clamping joints, 235. ring sets, 236. knots；237. fixed rings, 238. cards
Connect position, 239. first anti-sliding ribs；
31. percussion switch, 32. guiding pushing blocks, 33. snorkel footstocks, 34. extension springs；
321. directed cavities, 322. push rods, 323. drive blocks, 324. limited steps；
331. gun barrel interconnecting pieces, 332. pipe connection portions, 334. guided ways, 335. first clamping grooves, 336. ventilation seat gaskets,
337. ventilation seat sealing rings；
41. four-way pipe, 42. negative pressure pumps, 43. pressure release components, 44. negative pressure pump connecting conduits, 45. sensor connecting conduits；
421. exhaust manifolds, 422. exhaust joints, 423. check valves, 424. exhaust joint sealing rings, 425. shock-absorbing sleeves；
431. pressure release keys, 432. decompression covers, 433. compressed springs, 434. pressure release key sealing rings, 435. decompression cover sealing rings；
51. battery, 52. power keys, 54. display screens.
Specific embodiment
As shown in figure 1 to figure 13, a kind of reusable type anal intestine looping and binding device of the invention, it is whole gun-shaped, including
Handle and Tao Zha mechanism, the Tao Zha mechanism and handle detachable connection, the handle includes left handle shell 11 and right handles
Shell 12, left handle shell 11 and right handles shell 12 mutually fasten and are assembled to form gun housing, are provided in handle for firing Tao Zha mechanism
Firing lock and provide the attracting mechanism of negative pressure for Tao Zha mechanism.
Tao Zha mechanism includes interior gun barrel 21, pushes set 22 and for covering the stringing component 23 for pricking lesion tissue, push set 22
Be set on interior gun barrel 21 and push set 22 can relatively in gun barrel 21 be subjected to displacement, push set 22 and interior gun barrel 21 between being equipped with
For preventing from pushing the anti-resetting structure resetted after 22 displacement of set, stringing component 23 is along the outer wall setting for pushing set 22 and at least sets
There is one, stringing component 23 is mounted on promotion set 22.
One end of interior gun barrel 21 is nozzle section 211, and the other end of interior gun barrel 21 is plug division 212, where nozzle section 211
Before orientation is, after being with 212 place orientation of plug division, rear side of the fixed connection in plug division 212 in nozzle section 211, nozzle section 211
Clamping portion 213 is provided between plug division 212, clamping portion 213 symmetrically opens up on 212 side of plug division, clamping portion 213
There is guide groove 214, penetrated through before and after guide groove 214, promotion set limited block 215, guide groove 214 are slidably connected in guide groove 214
Slot bottom offer third clamping groove 216, be symmetrically arranged with the first buckle 217 on clamping portion 213, clamping portion 213 passes through first
Buckle 217 is detachably connected with firing lock.
The specific structure of anti-resetting structure are as follows: push the tail end of set 22 to be symmetrically arranged with the second buckle 221, push set limit
Side on block 215 close to interior 21 axis of gun barrel is provided with the second clamping groove 222, and the second buckle 221 is connected to the second clamping groove
In 222, the side far from interior 21 axis of gun barrel is provided with third buckle 223 on promotion limited block, pushes the relatively interior gun barrel of set 22
Before 21 are subjected to displacement, third buckle 223 is located in the second clamping groove 222, after pushing the relatively interior gun barrel 21 of set 22 to be subjected to displacement, the
Three buckles 223 are connected in third clamping groove 216, when completing a pushing action, set limited block 215 are pushed to be blocked by interior gun barrel 21
Third clamping groove 216 in socket part 213 limits, can not return, can prevent from reusing Tao Zha mechanism of the invention, reach consumptive material
Disposable requirement.
It is provided with interior barrel closure circle 218 on the plug division 212 of interior gun barrel 21, is detachably connected on and matches in plug division 212
Sealing function is played when on the handle of set, keeps the leakproofness of working condition.
Stringing component 23 includes elastic thread, stringing pipe 232, stringing cap 233 and stringing clamping joint 234, the front end of elastic thread
A slip-knot is beaten in front end equipped with the adjustable ring set 235(elastic thread in an aperture after a lasso with elastic thread itself), elastic force
The rear end of line is equipped with a knot 236, is threaded through in stringing pipe 232 in the middle part of elastic thread, and the front end of stringing pipe 232 is equipped with described
The rear end of stringing cap 233, stringing pipe 232 is equipped with the stringing clamping joint 234, and ring set 235 is limited by stringing cap 233, knot 236
It is limited by stringing clamping joint；Ring set 235 is set on interior gun barrel 21 and limits at the front end face for being arranged in and pushing set 22, takes out backward
When drawing the rear end of elastic thread, 235 decreasing pore size of ring set of elastic force line front end.
The outer diameter of the internal diameter and interior gun barrel 21 of set 22 is pushed to match, when the relatively interior gun barrel 21 of set 22 being pushed to be subjected to displacement,
The front end face of set 22 is pushed to release the ring set 235 of elastic force line front end, to make 235 sets of ring set to prick in haemorrhoids root.
Stringing component 23 further includes being mounted on the fixed ring 237 pushed on set 22, and the tail portion of set 22 is pushed to be fixedly installed
Stop collar 224, fixed ring 237 are mounted between stop collar 224 and the clamping portion 213 of interior gun barrel 21, are provided in fixed ring 237
It is clamped position 238, the tail portion of stringing pipe 232 is mounted in clamping position 238.
Circumferentially uniform intervals are equipped with several first anti-sliding ribs 239 to the inner wall of fixed ring 237, prevent fixed ring 237 from existing
It pushes and is rotated on set 22.
Firing lock includes percussion switch 31, guiding pushing block 32 and snorkel footstock 33, and snorkel footstock 33 is fixed to be connected
Connect in handle, guiding pushing block 32 is slidably connected on snorkel footstock 33, percussion switch 31(trigger) it is rotatably connected on hand
It is sequentially connected on handle and with the lower end of guiding pushing block 32, is oriented between pushing block 32 and snorkel footstock 33 and is provided with stretching bullet
Spring 34, for pushing set 22 to be subjected to displacement the reset of rear percussion switch 31, interior gun barrel 21 is detachably connected to snorkel footstock
On 33.
Snorkel footstock 33 includes gun barrel interconnecting piece 331 and pipe connection portion 332, and gun barrel interconnecting piece 331 is connected with pipeline
It is provided with interconnected negative pressure channel in portion 332, gun barrel interconnecting piece 331 and the coaxial setting of interior gun barrel 21 and interior gun barrel 21
Tail end is plugged in gun barrel interconnecting piece 331, and pipe connection portion 332 is connected to attracting mechanism.
The two sides of gun barrel interconnecting piece 331 are symmetrically arranged with guided way 334, and the first clamping groove is offered on guided way 334
335, the first buckle 217 on interior 21 clamping portion 213 of gun barrel is connected in the first clamping groove 335, and setting guided way 334 can be to leading
It is limited to pushing block 32, prevents its dislocation from leading to not push set 22.
Left trip key 13 and right trip key 14 be installed on handle, left trip key 13 and right trip key 14 respectively with interior gun barrel
The first buckle 217 on 21 clamping portions 213 matches；Left trip key 13 is identical with the structure of right trip key 14, left trip key 13
Including press section, press section is exposed handle and is vacantly arranged, and one end of press section connects resilient portion, and resilient portion is fixed in handle
On wall.It is equipped with L-type barricade 15 in handle, negative pressure pump 42 and electric control gear are effectively isolated, is influenced from extraneous bacterium and sterilizing.
Ventilation seat gasket 336, pipe connection portion 332 are installed between the tail end and gun barrel interconnecting piece 331 of interior gun barrel 21
On be equipped with ventilation seat sealing ring 337.
The directed cavity 321 that front and back penetrates through is offered in guiding pushing block 32, guiding pushing block 32 is slided by directed cavity 321
It is connected on snorkel footstock 33, being symmetrically arranged at the front end with for guiding pushing block 32 is pushed away with what promotion set limited block 215 matched
The lower part of bar 322, guiding pushing block 32 is provided with the drive block 323 being in contact with percussion switch 31.
Push rod 322 is equipped with limited step 324, and the length of limited step 324 is less than the length for pushing set limited block 215,
It pushes the length of set limited block 215 to be greater than the stroke for pushing set 22 to be subjected to displacement, prevents pushing action from failing.
Attracting mechanism includes four-way pipe 41, negative pressure pump 42 and the pressure release component 43 for the pressure release of Tao Zha mechanism, on four-way pipe 41
Equipped with first interface, second interface, third interface and the 4th interface, first interface is connected to snorkel footstock 33, second interface
It is connected to by negative pressure pump connecting conduit 44 with the bleeding point of negative pressure pump 42, the third interface installation pressure release component 43, the 4th
Interface is connected with sensor connecting conduit 45；Interior gun barrel 21, snorkel footstock 33, four-way pipe 41,44 and of negative pressure pump connecting conduit
Negative pressure pump 42 is sequentially communicated, and is formed and is taken out negative pressure channel.
The main pipeline of third interface and four-way pipe 41 is arranged in cross, and pressure release component 43 includes pressure release key 431, decompression cover
432 and compressed spring 433, one end that pressure release key 431 stretches out third interface is simultaneously slidably connected in third interface, decompression cover 432
It is threaded in the other end of third interface, the compressed spring 433 is set between pressure release key 431 and decompression cover 432, by letting out
Key 431 is pressed to press compressed spring 433, one end of openable third interface carries out pressure release, pacifies between pressure release key 431 and third interface
Equipped with pressure release key sealing ring 434, decompression cover sealing ring 435 is installed between decompression cover 432 and third interface.
The exhaust outlet of negative pressure pump 42 is connected with exhaust manifolds 421, and exhaust joint 422 is equipped on exhaust manifolds 421, exhaust
Check valve 423 is installed, which can be used duckbill valve in connector 422；Exhaust joint 422 is connected to the bottom of handle,
Exhaust joint sealing ring 424 is installed between exhaust joint 422 and handle；The periphery of negative pressure pump 42 is coated with shock-absorbing sleeve 425, can
Negative pressure pump 42 is coated using silica gel sheath, vibration can be reduced, reduces noise.
The electric control gear 5 for controlling negative pressure pump 42 is additionally provided in handle.Electric control gear can be PLC, integrated circuit
Or single-chip microcontroller.MSP430G2332 can be used in single-chip microcontroller model.
Handle inner is equipped with battery 51 and the electric control gear, is equipped with battery compartment 16 in handle, battery 51 is removably
It is mounted in battery compartment 16, battery 51 is electrically connected with electric control gear and negative pressure pump 42 respectively, and battery 51 is arranged in negative pressure pump 42
Lower section, electric control gear are electrically connected with pressure sensor, and the probe of pressure sensor is arranged in sensor connecting conduit 45, sensing
Device connecting conduit 45 it is closed at one end, the other end of sensor connecting conduit 45 is connected to four-way pipe, and negative pressure pump 42 passes through conducting wire
It is connected with power key 52, power key 52 is mounted on handle；Electric control gear is also connected with display screen 54, and display screen 54 is mounted on hand
On handle.
In concrete application, the electric control gear 5 can be pcb board, and pcb board is fixed on handle inner, is equipped on pcb board
Pressure sensor, display screen, self-lock switch, paster LED, buzzer and charging connector；Charge port and light transmission are offered on handle
Mouthful, dust-proof hood 17 is equipped at charge port, dust-proof hood is lifting buckle lid, and charging connector, dust-proof shield can be exposed by raising dust-proof hood
After lid is fastened on handle, charging connector can be blocked；The transmission element 18 for facilitating paster LED light transmission is equipped at light-transmitting opening.
Dust-proof hood 17 and charging connector are interference fitted, and correspond to position on each sealing ring and left handle shell 11, right handles shell 12
The hole interference fit set, they form confined space with the L-type barricade 15 of handle inner simultaneously, by electric control gear 5,15 and of battery
42 effective protection of negative pressure pump is got up, and is influenced from extraneous bacterium and sterilizing.One case is completed, and dust-proof hood is pressed in place, can
Carry out disinfection sterilizing, prepares to reuse handle next time.
When surgical procedure, Tao Zha mechanism is attached to the first clamping groove of handle inner snorkel footstock 33 by handle front end
In 335, power key 52 is clicked, negative pressure pump 42 is started to work, and is found and is needed to cover the position pricked, when the display negative pressure of display screen 54
Value scratches dynamic percussion switch 31 at the section -0.08~-0.10MPa, and guiding pushing block 32 pushes away under the effect of percussion switch 31
Dynamic set limited block 215 and promotion set 22, the ring set 235 of elastic thread is shifted onto and needs to cover the position pricked, passes through stringing pipe one end
Stringing pipe clamp connector 234 and knot 236 tighten elastic thread, cut elastic thread later, take out wire tensioning device, press the progress of pressure release key
Handle is exited in pressure release, presses power key 52 and closes power supply, and the set for completing a position to this is pricked.
When completing a pushing action, two thirds buckle 223 limitation of the set limited block 215 by interior 21 one end of gun barrel is pushed
Firmly position is unable to return, cannot re-use the Tao Zha mechanism, reaches the disposable requirement of consumptive material.It presses left and right
Left trip key 13 and right trip key 14 in handle case, Tao Zha mechanism is taken out, and prepares next set bundle movement.
The present invention can not only prevent medical staff to be recycled as the Tao Zha mechanism of medical disposable material, additionally it is possible to prevent
Foreign matter enters matched handle inner, can avoid infection, safe operation.
The negative pressure pump 42, elastic thread, pressure sensor, display screen 54, self-lock switch, paster LED, buzzer and charging
Connector is existing conventional equipment, and specific structure is no longer described in detail.
Above-described embodiment not makes any form of restriction shape of the invention, material, structure etc., all according to this
The technical spirit of invention any simple modification, equivalent change and modification to the above embodiments, belong to the technology of the present invention
The protection scope of scheme.
Claims (10)
1. a kind of reusable type anal intestine looping and binding device, whole gun-shaped, including handle and Tao Zha mechanism, it is characterised in that:
The Tao Zha mechanism and handle detachable connection are provided with the firing lock for firing Tao Zha mechanism in handle and prick for set
The attracting mechanism of mechanism offer negative pressure；
Tao Zha mechanism includes interior gun barrel, pushes set and for covering the stringing component for pricking lesion tissue, push and be set in interior gun barrel
It is upper and push set can relatively in gun barrel be subjected to displacement, push be equipped between set and interior gun barrel it is multiple after set displacement for preventing from pushing
The anti-resetting structure of position, for stringing component along the outer wall setting for pushing set and at least provided with one, stringing component is mounted on promotion set
On；
Firing lock includes that percussion switch, guiding pushing block and snorkel footstock, snorkel footstock are fixedly connected in handle, lead
It is slidably connected on snorkel footstock to pushing block, percussion switch is rotatably connected on handle and connects with guiding pushing block transmission
It connects, is oriented between pushing block and snorkel footstock and is provided with extension spring, interior gun barrel is detachably connected on snorkel footstock；
Attracting mechanism includes four-way pipe, negative pressure pump and the pressure release component for the pressure release of Tao Zha mechanism, four-way pipe be equipped with first interface,
Second interface, third interface and the 4th interface, first interface are connected to snorkel footstock, and second interface is led by negative pressure pump connection
Pipe is connected to the bleeding point of negative pressure pump, and third interface installs the pressure release component, and the 4th interface is connected with sensor connection and leads
Pipe；
The electric control gear for controlling negative pressure pump is additionally provided in handle.
2. a kind of reusable type anal intestine looping and binding device according to claim 1, it is characterised in that: one end of interior gun barrel is
Nozzle section, the other end of interior gun barrel is plug division, before being with orientation where nozzle section, after being with orientation where plug division, and grafting
The fixed connection in portion is provided with clamping portion in the rear side of nozzle section between nozzle section and plug division, clamping portion close to plug division side,
Guide groove is symmetrically offered on clamping portion, is penetrated through before and after guide groove, and promotion set limited block, guide groove are slidably connected in guide groove
Slot bottom offer third clamping groove, the first buckle is symmetrically arranged on clamping portion.
3. a kind of reusable type anal intestine looping and binding device according to claim 2, it is characterised in that: the tool of anti-resetting structure
Body structure are as follows: push the tail end of set to be symmetrically arranged with the second buckle, push and set on set limited block close to the side of interior gun tube axis
It is equipped with the second clamping groove, second is connected in the second clamping groove, and the side on limited block far from interior gun tube axis is pushed to set
It is equipped with third buckle, before pushing the relatively interior gun barrel of set to be subjected to displacement, third buckle is located in the second clamping groove, pushes set relatively interior
After gun barrel is subjected to displacement, third is connected in third clamping groove.
4. a kind of reusable type anal intestine looping and binding device according to any one of claim 1 to 3, it is characterised in that: let out
Pressure component includes pressure release key, decompression cover and compressed spring, and pressure release key, which stretches out one end of third interface and is slidably connected at third, to be connect
In mouthful, decompression cover is threaded in the other end of third interface, and the compressed spring, pressure release are arranged between pressure release key and decompression cover
Pressure release key sealing ring is installed between key and third interface, decompression cover sealing ring is installed between decompression cover and third interface.
5. a kind of reusable type anal intestine looping and binding device according to any one of claim 1 to 3, it is characterised in that: negative
The exhaust outlet of press pump is connected with exhaust manifolds, and exhaust joint is equipped on exhaust manifolds, is equipped with check valve in exhaust joint；Row
Gas connector is connected to the bottom of handle, and exhaust joint sealing ring is equipped between exhaust joint and handle；It wraps the periphery of negative pressure pump
It is covered with shock-absorbing sleeve.
6. a kind of reusable type anal intestine looping and binding device according to any one of claim 1 to 3, it is characterised in that: hand
Battery and the electric control gear are installed inside handle, battery compartment is equipped in handle, is installed in the battery compartment to battery-disassembled, electricity
Pond is electrically connected with electric control gear and negative pressure pump respectively, and electric control gear is electrically connected with pressure sensor, and the probe of pressure sensor is set
It sets in sensor connecting conduit, closed at one end, the other end and four-way pipe of sensor connecting conduit of sensor connecting conduit
Connection, negative pressure pump are connected with power key by conducting wire, and power key is mounted on handle；Electric control gear is also connected with display screen, shows
Display screen is mounted on handle.
7. a kind of reusable type anal intestine looping and binding device according to claim 2 or 3, it is characterised in that: snorkel footstock
Including gun barrel interconnecting piece and pipe connection portion, interconnected negative pressure channel is provided in gun barrel interconnecting piece and pipe connection portion,
The tail end of gun barrel interconnecting piece and the coaxial setting of interior gun barrel and interior gun barrel is plugged in gun barrel interconnecting piece, pipe connection portion and attraction
Mechanism connection；
The two sides of gun barrel interconnecting piece are symmetrically arranged with guided way, offer the first clamping groove on guided way, on interior gun barrel clamping portion
First be connected in the first clamping groove.
8. a kind of reusable type anal intestine looping and binding device according to claim 7, it is characterised in that: opened in guiding pushing block
Directed cavity equipped with front and back perforation, guiding pushing block are slidably connected on snorkel footstock by directed cavity, are oriented to pushing block
The push rod for being symmetrically arranged at the front end with and set limited block being pushed to match, the lower part for being oriented to pushing block is provided with to connect with percussion switch
The drive block of touching, push rod are equipped with limited step.
9. a kind of reusable type anal intestine looping and binding device according to claim 8, it is characterised in that: be equipped with a left side on handle
Trip key and right trip key, left trip key and right trip key are matched with the first buckle on interior gun barrel clamping portion respectively, handle
It is interior to be equipped with L-type barricade.
10. a kind of reusable type anal intestine looping and binding device according to any one of claim 1 to 3, it is characterised in that: hand
Charge port and light-transmitting opening are offered on handle, and dust-proof hood is equipped at charge port, is equipped at light-transmitting opening and facilitates the saturating of paster LED light transmission
Light part.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114850.7A CN109620339B (en) | 2019-02-14 | 2019-02-14 | Reusable anorectal ligation device |
| PCT/CN2020/074257 WO2020164409A1 (en) | 2019-02-14 | 2020-02-04 | Reusable anorectal ligation device |
| EP20756717.3A EP3797718B1 (en) | 2019-02-14 | 2020-02-04 | Reusable anorectal ligation device |
| KR2020207000078U KR200497087Y1 (en) | 2019-02-14 | 2020-02-04 | Reusable anorectal ligation device |
| RU2020141346U RU203630U1 (en) | 2019-02-14 | 2020-02-04 | Reusable Anorectal Ligation Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910114850.7A CN109620339B (en) | 2019-02-14 | 2019-02-14 | Reusable anorectal ligation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109620339A true CN109620339A (en) | 2019-04-16 |
| CN109620339B CN109620339B (en) | 2024-01-12 |
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ID=66065219
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910114850.7A Active CN109620339B (en) | 2019-02-14 | 2019-02-14 | Reusable anorectal ligation device |
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| Country | Link |
|---|---|
| CN (1) | CN109620339B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020164409A1 (en) * | 2019-02-14 | 2020-08-20 | 河南省驼人医疗科技有限公司 | Reusable anorectal ligation device |
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| CN102920492A (en) * | 2012-12-03 | 2013-02-13 | 普瑞斯星（常州）医疗器械有限公司 | Loop ligature device for minimally invasive treatment of haemorrhoids |
| CN106618665A (en) * | 2016-12-08 | 2017-05-10 | 河南省驼人医疗科技有限公司 | Anorectal ligation device |
| WO2018001145A1 (en) * | 2016-06-28 | 2018-01-04 | 张慧 | Ligator setup method for automatically tightening elastic line and self-tightening elastic line ligator |
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| WO2006136053A1 (en) * | 2005-06-21 | 2006-12-28 | Guangzhou Huodi Medical Appliances Co., Ltd. | An automatic hemorrhoid ligator |
| CN102920492A (en) * | 2012-12-03 | 2013-02-13 | 普瑞斯星（常州）医疗器械有限公司 | Loop ligature device for minimally invasive treatment of haemorrhoids |
| WO2018001145A1 (en) * | 2016-06-28 | 2018-01-04 | 张慧 | Ligator setup method for automatically tightening elastic line and self-tightening elastic line ligator |
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| WO2020164409A1 (en) * | 2019-02-14 | 2020-08-20 | 河南省驼人医疗科技有限公司 | Reusable anorectal ligation device |
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| Publication number | Publication date |
|---|---|
| CN109620339B (en) | 2024-01-12 |
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