CN107684447A - A kind of operation ligator and ligation nail - Google Patents
A kind of operation ligator and ligation nail Download PDFInfo
- Publication number
- CN107684447A CN107684447A CN201710905685.8A CN201710905685A CN107684447A CN 107684447 A CN107684447 A CN 107684447A CN 201710905685 A CN201710905685 A CN 201710905685A CN 107684447 A CN107684447 A CN 107684447A
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- China
- Prior art keywords
- nail
- resist
- guide groove
- ejector pin
- pin guide
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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
- A61B17/3209—Incision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
- A61B2017/00398—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like using powered actuators, e.g. stepper motors, solenoids
Abstract
A kind of operation ligator, it is characterised in that：Including housing, head-shield, outer tube, resist-nailed seat, nail bin, pushing slice of nail and drive device；For the rear alignment of outer tube in the front end of housing, head-shield is fixed on the front end of outer tube；Resist-nailed seat and nail bin are in head-shield, and pushing slice of nail is in outer tube, and for drive device in housing, drive device can drive pushing slice of nail moving axially back and forth along outer tube；It is provided with the first ejector pin guide groove and the second ejector pin guide groove on the both sides of the plate body width of resist-nailed seat, the arc section of the arc section of the first ejector pin guide groove and the second ejector pin guide groove laid out in parallel on the plate body thickness direction of resist-nailed seat forms the helicla flute for ligation nail shaping；The front end of pushing slice of nail is inserted and is slidably connected with resist-nailed seat, and nail bin is resisted against on nail mouth；The first gathering hole for accommodating tissue is offered on resist-nailed seat；The sidepiece of head-shield is provided with the second gathering hole.The present invention is high to hemorrhoid even the ligation reliability of other tubular tissues, can continuously, repeatedly be ligatured.
Description
Technical field
The present invention relates to medical instruments field, and in particular to a kind of operation ligator and ligation nail, operation knot
Prick device and ligation nail is applied to clinically internal hemorrhoidal tissue and part thin vessels and tubular tissue（Such as cystic duct）Ligation.
Background technology
Hemorrhoid operation, which treats more universal method, haemorrhoidal ring resection, outer stripping inscribe art and stapler mucous membranes on haemorrhoids ring cutting
Stitching art（PPH arts）, freezing hemorrhoid therapy, plastic loop ligation hemorrhoid therapy etc..Clinically generally adopted for the treatment method of internal piles
With plastic loop ligation hemorrhoid therapy, this method is applied to less hemorrhoid block, by special latex snare on the root of hemorrhoid block, 1 week left side
Right hemorrhoid block necrosis comes off.The overall process of ligation treatment, which realizes, automates time saving, laborsaving, practical, easy, quick, effectively control
Two big symptom of hemorrhoid, i.e. bleeding and prolapsus.It is alone that can complete to operate, takes shorter；It is substantially painless in art, without living
Institute, it is moderate；Painful slight, complication is rare.Therefore the operation is used widely in surgery.Ligation treatment is placing bullet
Property circle after, after patient voluntarily goes home 1 week or so hemorrhoid block could necrosis come off.But before hemorrhoid block comes off, elastic ring has in advance
The possibility to come off, set bundle performance is unreliable, so as to be unable to reach treatment.Moreover, the small blood in part for interior hemorrhoidal tissue, dialysis
For pipe and some tubular tissues, tissue is attracted or while drawing comes by knot of tissue there presently does not exist one kind is convenient
The apparatus of bundle.Therefore, the conventional thought of prior art how is broken, a kind of can facilitate of design will be organized to attract or pull what is come
Meanwhile be carried out continuously ligation operation, the high operation ligator of ligation reliability and can be located in structural ligation nail into
The problem studied for the present invention.
The content of the invention
The present invention provides a kind of operation ligator and ligation nail, solves current plastic loop ligation hemorrhoid therapy and treated
Elastic snare pricks the problem of reliability is not high in journey.
To reach above-mentioned purpose, the first operation that the present invention uses is with the technical scheme of ligator：One kind operation is used
Ligator, the ligator include housing, head-shield, outer tube, resist-nailed seat, nail bin, pushing slice of nail and drive device；Definition is close to quilt
One end of the ligator of operator is the front end of ligator, and the other end close to the ligator of operator is ligator
Rear end, the rear alignment of the outer tube is connected to the front end of housing, and the head-shield is removably attached to the front end of outer tube；Institute
State resist-nailed seat and nail bin is arranged in the head-shield, the pushing slice of nail is arranged in the outer tube, and the drive device is arranged on
In housing, drive device has drive end, and the rear end of the pushing slice of nail is connected with the drive end, and drive device can drive and push away
Follow closely piece moving axially back and forth along the outer tube；
The main body of the resist-nailed seat is a plate body, on the both sides of the plate body width of resist-nailed seat along the rear end of resist-nailed seat extremely
Be respectively equipped with the first ejector pin guide groove and the second ejector pin guide groove on the preceding extreme direction of resist-nailed seat, the first ejector pin guide groove and
Second ejector pin guide groove forms by straightway and arc section, the plate body of the straightway of the first ejector pin guide groove along the resist-nailed seat
Length direction is parallel with the straightway of the second ejector pin guide groove, the arc section of the first ejector pin guide groove and the second ejector pin guide groove
Arc section is respectively positioned on the front end of the resist-nailed seat and laid out in parallel is formed for ligaturing on the plate body thickness direction of resist-nailed seat
Follow closely the helicla flute of shaping；The first ejector pin guide groove and the second ejector pin guide groove are used as grafting for one section close to the rear end of resist-nailed seat
Section, the front end of the pushing slice of nail is plugged in the inserting section of the first ejector pin guide groove and the second ejector pin guide groove to be slided with resist-nailed seat
Connect, one section of conduct on the first ejector pin guide groove and the second ejector pin guide groove between the helicla flute and inserting section
Fall and follow closely mouth, the nail bin is resisted against on nail mouth；Offered on the plate body of the resist-nailed seat close to helicla flute for accommodating affected part
First gathering hole of tissue；The first gathering hole that resist-nailed seat is corresponded on the sidepiece of the head-shield is provided with the second gathering hole.
To reach above-mentioned purpose, second of operation that the present invention uses is with the technical scheme of ligator：One kind operation is used
Ligator, the ligator include housing, head-shield, outer tube, resist-nailed seat, nail bin, pushing slice of nail and drive device；Definition is close to quilt
One end of the ligator of operator is the front end of ligator, and the other end close to the ligator of operator is ligator
Rear end, the rear alignment of the outer tube is connected to the front end of housing, and the head-shield is removably attached to the front end of outer tube；Institute
State resist-nailed seat and nail bin is arranged in the head-shield, the pushing slice of nail is arranged in the outer tube, and the drive device is arranged on
In housing, drive device has drive end, and the rear end of the pushing slice of nail is connected with the drive end, and drive device can drive and push away
Follow closely piece moving axially back and forth along the outer tube；
The main body of the resist-nailed seat is a plate body, on the both sides of the plate body width of resist-nailed seat along the rear end of resist-nailed seat extremely
Be respectively equipped with the first ejector pin guide groove and the second ejector pin guide groove on the preceding extreme direction of resist-nailed seat, the first ejector pin guide groove and
Second ejector pin guide groove forms by straightway and arc section, the plate body of the straightway of the first ejector pin guide groove along the resist-nailed seat
Length direction is parallel with the straightway of the second ejector pin guide groove, the arc section of the first ejector pin guide groove and the second ejector pin guide groove
Arc section is respectively positioned on the front end of the resist-nailed seat and laid out in parallel is formed for ligaturing on the plate body thickness direction of resist-nailed seat
Follow closely the helicla flute of shaping；The first ejector pin guide groove and the second ejector pin guide groove are used as grafting for one section close to the rear end of resist-nailed seat
Section, the front end of the pushing slice of nail is plugged in the inserting section of the first ejector pin guide groove and the second ejector pin guide groove to be slided with resist-nailed seat
Connect, one section of conduct on the first ejector pin guide groove and the second ejector pin guide groove between the helicla flute and inserting section
Fall and follow closely mouth, the nail bin is resisted against on nail mouth；Offered on the plate body of the resist-nailed seat close to helicla flute for accommodating affected part
First gathering hole of tissue, the first breach, first breach and institute are provided with close to helicla flute on the side end face of plate body one of resist-nailed seat
State the insertion of the first gathering hole；The first gathering hole and the first breach that resist-nailed seat is corresponded on the sidepiece of the head-shield are respectively equipped with second
Gathering hole and the second breach, the second gathering hole and the insertion of the second breach.
Relevant content in above-mentioned the first technical scheme and second of technical scheme is explained as follows：
1st, in the first above-mentioned technical scheme, the first gathering hole is only offered on the plate body of the resist-nailed seat, on the sidepiece of head-shield
Corresponding first gathering hole is provided with the second gathering hole, and this structure design is applied to interior hemorrhoidal tissue, is grasped in the first gathering hole and second
Make that vacuum suction can be carried out by the internal hemorrhoidal tissue of negative pressure of vacuum at mouth.
In above-mentioned second of technical scheme, the first gathering hole and the first breach, head are offered on the plate body of the resist-nailed seat
Corresponding first gathering hole and the first breach are respectively equipped with the second gathering hole and the second breach with a lid on the sidepiece of cover.This knot
Structure can carry out vacuum suction to the tissue that needs ligature or assistive device drawing two ways uses.For i.e. internal hemorrhoidal tissue,
Both the first gathering hole can be used only on the premise of the lid on closing the second breach and the internal hemorrhoidal tissue of the second gathering hole enters
Row vacuum suction, the lid on the second breach can be opened again, interior hemorrhoidal tissue is passed through into the first breach and second with assistive device
Breach is pulled into the first gathering hole and the second gathering hole.For thin vessels or other tubular tissues（Such as cystic duct）For,
Application method is the lid on the second breach is opened, and thin vessels or other tubular tissues are passed through into the first breach with assistive device
Pulled with the second breach into the first gathering hole and the second gathering hole.
2nd, in above two scheme, the head-shield is transparent cover body.
3rd, in above two scheme, the drive device includes inner tube, ejector sleeve frame, connecting rod and spanner, said inner tube, pushes away
Pipe support and connecting rod are arranged in the housing, and the front end of said inner tube is fixedly connected with the rear end of pushing slice of nail, and inner tube is in its axle
Relatively described ejector sleeve frame positioning, one end and the ejector sleeve frame of the connecting rod are hinged upwards, the other end of connecting rod and the spanner end
On one point articulated, another point of the spanner on its end and the housing hinge, correspond to spanner on housing and be convexly equipped with hand
Handle.
4th, the negative tube for being used for leading to negative pressure, the front end of the negative tube and institute are provided with above two scheme, in the housing
The rear end connection of outer tube or inner tube is stated, the rear end of negative tube is set in outside the housing.
5th, in above two scheme, " front ", " rear ", " front end " and " rear end " that is previously mentioned is to perform the operation
Close to by operator during operation（That is patient）Whole hemorrhoid ligation cutter one end be used as before, close to operator（That is surgery
Doctor）Whole hemorrhoid ligation cutter one end as after on the basis of.
To reach above-mentioned purpose, according to above-mentioned the first and second of operation ligator, a kind of knot that the present invention uses
Pricking the technical scheme of nail is：The ligation nail is made up of a connecting portion and two nail pins, and two nail pins are separately positioned on institute
State on two ends of connecting portion；The length sum of two nail pins is more than the length of connecting portion and less than two double-length of connecting portion
Degree, the length of single nail pin are less than the length of connecting portion；Under the confined state of the ligator, multiple ligation nail installations
In the nail bin, the end of the nail pin of ligation nail is towards the helicla flute.The ligation nail, which uses, meets implant requirement
Metal manufactures（Such as stainless steel, titanium alloy）, ligation nail can have different surface configurations and section state, compared to existing at present
It is more safe and reliable for ligaturing for elastic ring clinically.
The operation principle of the present invention：For clinically the reliability of elastic snare bundle hemorrhoid is not high at present and patient is waiting
Treat the problem of more painful during elastic ring self falling, the invention provides a kind of operation ligator and with the ligator
Matching used ligation nail.First, according to the head of the different hood structures, i.e. the first technical scheme of above two technical scheme
Cover only offers gathering hole in its sidepiece, and the head-shield of second of technical scheme is provided with gathering hole and with a lid simultaneously in its sidepiece
Breach, by selecting different head-shields, ligator can easily be inhaled by negative pressure of vacuum to the tissue for needing to ligature cutting
Draw drawing, or the tissue for needing to ligature cutting is pulled by assistive device.
Second, tissue is attracted or pulled to the front end of ligator, next step is exactly that tissue is ligatured.
Nail bin is located at resist-nailed seat and falls to follow closely on mouth, and multiple ligation nails are arranged in nail bin, is provided with nail bin and supports langrage spring, similar to common
The principle of stapler, on the premise of having ligation nail in nail bin, there is a ligation nail to be against on nail mouth all the time, the two of ligation nail
The end of individual nail pin is towards helicla flute；Cunning of the straightway of first ejector pin guide groove and the second ejector pin guide groove equivalent to pushing slice of nail
The arc section of action-oriented groove, the first ejector pin guide groove and the second ejector pin guide groove is arranged side by side on the plate body thickness direction of resist-nailed seat
Cloth forms helicla flute, and the helical groove structure is ingenious in design, straightway and arc section be connected to it is logical, when pushing slice of nail is to resist-nailed seat
Ejector pin is slided in front end, until when ligation nail is pushed at helicla flute, ligation nail is molded at helicla flute, now, the shape of ligation nail
State is two legs and the mutual obvolvent of its connecting portion three, and the ligation nail of shaping firmly tightens tissue.The rear end of pushing slice of nail with
Drive end connects, and drive device can drive pushing slice of nail moving axially back and forth along outer tube, then fire a spanner, can be again
Ligatured, that is to say, that the present invention continuous, multiple can ligature to tissue.
Compared with prior art, beneficial effects of the present invention：
（1）The resist-nailed seat front-end architecture and head-shield side mouth structure of the present invention can easily attract or pull tissue to hemorrhoid
Ligature on cutter；
（2）The ligation nail morphosis of the present invention and front-end architecture for ligation nail shaping are that helical groove structure design is skilful
It is wonderful, firmly tissue can be tightened, ensure that the reliability of ligation performance；
（3）After the present invention completes ligation to tissue, ligation nail stays organizationally, with the incrustation healing of tissue cut place together
Come off and excrete, after ligation, avoid the phenomenon for bleeding more than in wound and occur.
In a word, operation ligator of the invention is high to hemorrhoid even the ligation reliability of other tubular tissues, and energy
Continuously, repeatedly ligatured, treated for patient relatively reliable, for doctor, the instrumentation is simple, laborsaving.
Brief description of the drawings
Accompanying drawing 1 is the overall structure diagram with head-shield of the ligator of embodiment 1；
Accompanying drawing 2 is enlarged drawing of the accompanying drawing 1 at A；
Accompanying drawing 3 is the ligator of embodiment 1 without head-shield and the structural representation of outer tube；
Accompanying drawing 4 is the explosive view of the ligator of embodiment 1；
Accompanying drawing 5 is resist-nailed seat, nail bin and pushing slice of nail three's assembling schematic diagram in the ligator of embodiment 1；
Accompanying drawing 6 is cutter structural representation in the ligator of embodiment 1；
Accompanying drawing 7 is resist-nailed seat, nail bin, pushing slice of nail and cutter assembling schematic diagram in the ligator of embodiment 1；
Accompanying drawing 8 is cutting blade in the ligator of embodiment 1, block support base, positive stop, stopper spring and driving lever
Exploded perspective view；
Accompanying drawing 9 is without ligation nail and without the resist-nailed seat structural representation of the first breach in the ligator of embodiment 1；
Accompanying drawing 10 is the resist-nailed seat structural representation that ligation nail is carried in the ligator of embodiment 1；
Accompanying drawing 11 is the resist-nailed seat structural representation that the first breach is carried in the ligator of embodiment 2；
Accompanying drawing 12 is the hood structure schematic diagram that the second breach is carried in the ligator of embodiment 2；
Accompanying drawing 13 is the housing interior structure schematic diagram of the ligator of embodiment 1；
Accompanying drawing 14 is structural representation of the ligation nail of embodiment 1 before ligation；
Accompanying drawing 15 is structural representation of the ligation nail of embodiment 1 after ligation；
Accompanying drawing 16 is that the ligation nail of embodiment 1 ligatures the schematic diagram on interior hemorrhoidal tissue.
In the figures above：1st, housing；2nd, head-shield；3rd, outer tube；4th, resist-nailed seat；5th, nail bin；6th, pushing slice of nail；7th, the first ejector pin is led
To groove；8th, the second ejector pin guide groove；9th, helicla flute；10th, fall to follow closely mouth；11st, the first gathering hole；12nd, the second gathering hole；13rd, inner tube；
14th, ejector sleeve frame；15th, connecting rod；16th, spanner；17th, handle；18th, negative tube；19th, the first breach；20th, the second breach；21st, ligature
Nail；22nd, interior hemorrhoidal tissue；23rd, connecting portion；24th, nail pin；25th, cutting blade；26th, blade spring；27th, positive stop；28th, block
Support base；29th, stopper spring；30th, driving lever；31st, cutter head；32nd, spacing end face；33rd, lockhole is solved；34th, inclined-plane；35th, blade is oriented to
Groove；36th, projection；37th, the first paragraph body of rod；38th, the second segment body of rod；39th, resigning mouthful；40th, negative pressure start stop switch.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment 1：A kind of operation ligator and ligation nail
Referring to shown in accompanying drawing 1 ~ 10 and accompanying drawing 13 ~ 16, surface trimming after the operation ligator can ligature to tissue is described
Operation includes housing 1, head-shield 2, outer tube 3, resist-nailed seat 4, nail bin 5, pushing slice of nail 6, cutting blade 25, blade spring with ligator
26th, positive stop 27, block support base 28, stopper spring 29, driving lever 30 and drive device；
Definition is close to by operator（It is often referred to need the patient for implementing operation）The operation be used as hand by the use of one end of ligator
The front end of art ligator, close to operator（It is often referred to surgeon）The operation be used as operation by the use of the other end of ligator
With the rear end of ligator, the rear alignment of the outer tube 3 is connected to the front end of housing 1, i.e., outer tube 3 is in its axial direction with respect to housing
1 front end positioning, outer tube 3 can be rotated around central shaft relative to the front end of housing 1, and the head-shield 2 is removably attached to
The front end of outer tube 3；The resist-nailed seat 4 and nail bin 5 are arranged in the head-shield 2, the pushing slice of nail 6, cutting blade 25, blade bullet
Spring 26, positive stop 27, block support base 28, stopper spring 29 and driving lever are respectively positioned in outer tube 3；The drive device is set
In housing 1；
The main body of the resist-nailed seat 4 is a plate body, along after resist-nailed seat 4 on the both sides of the plate body width of resist-nailed seat 4
The first ejector pin guide groove 7 and the second ejector pin guide groove 8, the He of the first ejector pin guide groove 7 are respectively equipped with end to preceding extreme direction
Second ejector pin guide groove 8 forms by straightway and arc section, and the straightway of the first ejector pin guide groove 7 is along the resist-nailed seat 4
Plate body length direction is parallel with the straightway of the second ejector pin guide groove 8, and the arc section and the second ejector pin of the first ejector pin guide groove 7 are led
The front end of resist-nailed seat 4 is respectively positioned on to the arc section of groove 8 and laid out in parallel is formed and is used on the plate body thickness direction of resist-nailed seat 4
The helicla flute 9 of ligation nail shaping；The first ejector pin guide groove 7 and the second ejector pin guide groove 8 are close to one section of the rear end of resist-nailed seat 4
As inserting section, the front end of the pushing slice of nail 6 is plugged in the inserting section of the first ejector pin guide groove 7 and the second ejector pin guide groove 8
It is slidably connected with resist-nailed seat 4, the helicla flute 9 and grafting is located on the first ejector pin guide groove 7 and the second ejector pin guide groove 8
One section of conduct between section falls to follow closely mouth 10, and the nail bin 5 is resisted against on nail mouth 10；Close to spiral shell on the plate body of the resist-nailed seat 4
Spin slot 9 offers the first gathering hole 11 for accommodating affected part tissue；The first of resist-nailed seat 4 is corresponded on the sidepiece of the head-shield 2
Gathering hole 11 is provided with the second gathering hole 12；Observed for the ease of operation, head-shield 2 is transparent cover body；
The cutting blade 25 is seated on pushing slice of nail 6 and is slidably connected with pushing slice of nail 6, and specifically the mode of being slidably connected is, pushes away
Blade guide groove 35 is provided with along the axial direction of the outer tube 3 on nail piece 6, in the cutting blade being slidably connected with pushing slice of nail 6
On 25 contact surface, the blade guide groove 35 is corresponded on cutting blade 25 and is provided with projection 36, projection 36 and blade guide groove 35
Coordinate and cutting blade 25 is slidably connected with pushing slice of nail 6；
Cutting blade 25 is a plate body, and the plate body front end of cutting blade 25 is provided with blade cutter head 31 facing forward, cutting blade 25
The position that the nail bin 5 and block support base 28 are corresponded on plate body is provided with resigning mouthful 39, and nail bin 5 is seated in resigning mouthful 39, gear
Block support base 28 is arranged in the resigning mouthful 39 of cutting blade 25, and nail bin 5 is located at the front of block support base 28；The limiting block
Block 27 is being slidably connected on the direction of the plate body of cutting blade 25 with block support base 28, the rear end of the resigning mouthful 39
End face as spacing end face 32, in the assembled condition, positive stop 27 is engaged so that cutting blade with spacing end face 32
25 relative outer tubes 3 are positioned, and one end of the stopper spring 29 is resisted against on positive stop 27, the other end of stopper spring 29 against
On outer tube 3；Solution lockhole 33 is offered on the positive stop 27；
The driving lever 30 is located at the rear of block support base 28, and driving lever 30 is a body of rod, and the body of rod is along the axle along the outer tube 3
It is supported on to direction on the plate body of cutting blade 25, the solution lockhole 33 is corresponded on the body of rod and is provided with inclined-plane 34, the inclined-plane 34
It can be engaged with solution lockhole 33；In order to driving lever 30 can be more firm be supported on cutting blade 25, driving lever 30 it is specific
Structure can be：The body of rod of driving lever 30 is mainly connected and composed by the first paragraph body of rod 37 and the integral type of the second segment body of rod 38, described
The diameter of the first paragraph body of rod 37 is more than the diameter of the second segment body of rod 38, and the diameter of the second segment body of rod 38 is less than the solution lockhole 33
The junction of diameter, the first paragraph body of rod 37 and the second segment body of rod 38 is provided with the inclined-plane 34, and the first paragraph body of rod 37 is supported on described
On the plate body of cutting blade 25, the front end face of the second segment body of rod 38 is supported on the block support base 28 towards solution lockhole 33；
The drive device includes inner tube 13, ejector sleeve frame 14, connecting rod 15 and spanner 16, said inner tube 13, ejector sleeve frame 14 and
Connecting rod 15 is arranged in the housing 1, and first drive end, the second drive end and the 3rd drive end are arranged on inner tube 13
Front end area, inner tube 13 position with respect to ejector sleeve frame 14 in its axial direction, and inner tube 13 can be around central shaft with respect to ejector sleeve frame 14
Rotation, one end of the connecting rod 15 and ejector sleeve frame 14 are be hinged, the other end of connecting rod 15 and a little cutting with scissors on the end of spanner 16
Connect, another point of the spanner 16 on its end is be hinged with housing 1, and spanner 16 is corresponded on housing 1 and is convexly equipped with handle 17；It is described
The rear end of pushing slice of nail 6 is connected with first drive end；The rear end of the driving lever 30 is connected with second drive end；The knife
One end of flat spring 26 is resisted against on the 3rd drive end, and the other end of blade spring 26 is resisted against the cutting blade 25
On plate body rear end；
The negative tube 18 for being used for leading to negative pressure is provided with the housing 1, the front end of the negative tube 18 connects with the rear end of inner tube 13, bears
The rear end of pressure pipe 18 is set in outside housing 1, can be connected in the rear end of negative tube 18 as vacuum suction interface and negative pressure suction device
Connect；The middle part of negative tube 18 is additionally provided with negative pressure start stop switch 40, for controlling being switched on and off for negative pressure, negative pressure start stop switch 40
It is actually valve.
In a state of use, first drive end drives pushing slice of nail 6 along the moved axially forward until pushing slice of nail of outer tube 3
6 propel away the ligation nail in nail bin 5, meanwhile, second drive end drives the edge on cutting blade 25 of driving lever 30
The slip axially forward of outer tube 3, blade spring 26 described in the 3rd drive end precompressed, when the inclined-plane 34 on driving lever 30 slides into
When at the solution lockhole 33, driving lever 30 can force positive stop 27 relative on the direction of the plate body of cutting blade 25
In the upward sliding of block support base 28 until departing from spacing end face 32, now, the cutting blade 25 is on pushing slice of nail 6 along institute
State the axial direction forward slip of outer tube 3 and launch.
In a state of use, ligation nail 21 is installed, ligation nail 21 is by one in the nail bin 5 of the hemorrhoid ligation cutter
Individual connecting portion 23 and two nail pins 24 are formed, and two nail pins 24 are separately positioned on two ends of the connecting portion 23；Two
The length sum of nail pin 24 is more than the length of connecting portion 23 and is less than the double length of connecting portion 23, and the length of single nail pin 24 is small
In the length of connecting portion 23, three above-mentioned conditions must be met simultaneously for nail pin 24 and the length of connecting portion 23, so
Design be in order to ligation nail be molded latter two nail pin 24 can interlaced and nail pin together with connecting portion obvolvent；Multiple ligation
Nail 21 is arranged in nail bin 5, is provided with nail bin 5 and is supported langrage spring, one end to langrage spring is resisted against on nail bin 5, to langrage spring
The other end is resisted against on ligation nail 21, and the end of the nail pin 24 of ligation nail 21 is towards the helicla flute 9.
The monnolithic case of the ligator may be designed as gun-type profile, need to pass through ethylene oxide sterilizing, product as product
Material meets GB/T16886.1 requirements.The material of ligation nail 21 is using the metal manufacture for meeting implant requirement（Such as stainless steel,
Titanium alloy）.6 ~ 8 pieces of ligation nails 21 can be mounted with nail bin 5, can continuously implement ligation cutting 6 ~ 8 times.
, it is necessary to be cut immediately to tissue, the distinctive structure design of the present embodiment can accomplish to tie after tissue is ligatured
Prick and two actions of cutting are carried out continuously.Firing a spanner can just complete first to ligature continuous two actions cut afterwards,
Concrete structure design is that three drive ends, three drive ends are provided with the same regional location of the drive device in housing 1
It is divided into three tunnels to be respectively acting on pushing slice of nail 6, driving lever 30 and cutting blade 25.Cutting blade 25 is seated on pushing slice of nail 6 simultaneously
It is slidably connected with pushing slice of nail 6, equivalent to the blade bearing of cutting blade, block support base 28 and driving lever 30 are supported on and cut pushing slice of nail 6
On cutting blade 25, cutting blade 25 is provided with resigning mouthful 39, and nail bin 5 is seated in resigning mouthful 39, outstanding equivalent to cutting blade 25
Float over outside nail bin 5, in the assembled condition, the positive stop 27 on block support base 28 is resisted against the end face of the rear end of resigning mouthful 39 i.e.
On spacing end face 32, from the position relationship of nail bin 5, block support base 28 and the three of driving lever 30, nail bin 5 is before most
Side, block support base 28 are located behind positioned at centre, driving lever 30, have calculated the distance between three, then, when three drive ends are same
When push ahead, pushing slice of nail 6 can be acted on first on the ligation nail 21 in nail bin 5, first complete ligation, the 3rd drive end one
Straight pre- pushing broach spring 26 saves ejection force in advance for the transmitting of cutting blade 25, when the second drive end driving driving lever 30 is being cut
On blade 25 along outer tube 3 slide into axially forward inclined-plane with solution lockhole 33 contact when, driving lever 30 force positive stop 27 hang down
Directly on the direction of the plate body of cutting blade 25 relative to the upward sliding of block support base 28 until depart from spacing end face 32, this
When, cutting blade 25 launches the cutting completed to tissue.A spanner is fired again, can carry out ligaturing the company of cutting again
Continuous two actions, that is to say, that what the present embodiment can be continuous, multiple carries out ligation cutting to tissue.
Use operating process：Open aseptic packaging；Negative pressure suction device is connected in the rear end of negative tube 18；In assistive device
Under the guiding of anus mirror, adjustment or rotation ligator；The second gathering hole 12 on head-shield 2 is directed at affected part tissue；Pressing negative pressure opens
Guard's valve 40, tissue is attracted from transparent head-shield 2；Spanner 16 is fired, is held on earth, completes once ligation cutting.Negative pressure
Start stop switch 40 can automatically reset.Second piece of ligation nail 21 in place, can carry out ligation cutting again.
Some change explanations on embodiment 1：
（1）On the mode that is slidably connected of cutting blade 25 and pushing slice of nail 6, the position of blade guide groove 35 and projection 36 can be right
Adjust, i.e., pushing slice of nail 6 is provided with projection 36, and cutting blade 25 is provided with the blade guide groove 35 coordinated with projection 36.
（2）Above-mentioned driving lever 30 is designed as being connected and composed by the first paragraph body of rod 37 and the integral type of the second segment body of rod 38, second segment
The front end face of the body of rod 38 is supported on block support base 28 towards solution lockhole 33, and this is preferred plan, and the purpose so designed is
In order to driving lever 30 can be more firm be supported on cutting blade 25.Driving lever 30 may be designed as only one section of body of rod, right on the body of rod
Lockhole 33, which should be solved, must be provided with inclined-plane 34.
（3）The specific constructive form of the drive device belongs to prior art, can also use in the prior art that other are common
Structure.
Embodiment 2：A kind of operation ligator
Referring to accompanying drawing 11,12, the difference of embodiment 2 and embodiment 1 is the hatch frame on resist-nailed seat and head-shield, embodiment 2
Other structures it is same as Example 1.Offer close to helicla flute 9 on the plate body of the resist-nailed seat 4 of embodiment 2 and suffer from for accommodating
Locate the first gathering hole 11 of tissue, be provided with the first breach 19 close to helicla flute on the side end face of plate body one of resist-nailed seat 4, this is first scarce
Mouth 19 penetrates with first gathering hole 11；The first gathering hole 11 and first that resist-nailed seat 4 is corresponded on the sidepiece of the head-shield 2 lacks
Mouth 19 is respectively equipped with the second gathering hole 12 and the second breach 20, and the second gathering hole 12 and the second breach 20 penetrate.This structure can
Vacuum suction is carried out to the tissue that needs ligature or assistive device drawing two ways uses, i.e., the structure can be with dual-purpose.Internally
For hemorrhoidal tissue, the first gathering hole 11 and the second operation can both be used only on the premise of the lid on closing the second breach 20
Hemorrhoidal tissue carries out vacuum suction in mouthfuls 12 pairs, can open the lid on the second breach 20 again, with assistive device by interior hemorrhoidal tissue
Pulled by the first breach 19 and the second breach 20 into the first gathering hole 11 and the second gathering hole 12.For thin vessels or other
Tubular tissue（Such as cystic duct）For, application method is the lid on the second breach 20 is opened, with assistive device by small blood
Pipe or other tubular tissues are pulled into the first gathering hole 11 and the second gathering hole 12 by the first breach 19 and the second breach 20.
In addition, embodiment 2 may be designed to without negative tube 18, now, the ligator of embodiment 2 is only applicable to be pulled with assistive device
In tissue to head-shield 2.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (9)
- A kind of 1. operation ligator, it is characterised in that：The ligator includes housing（1）, head-shield（2）, outer tube（3）, to nail Seat（4）, nail bin（5）, pushing slice of nail（6）And drive device；One end of the close ligator by operator of definition is ligation The front end of device, close to operator the ligator the other end be ligator rear end, the outer tube（3）Rear alignment connect It is connected on housing（1）Front end, the head-shield（2）It is removably attached to outer tube（3）Front end；The resist-nailed seat（4）And nail bin （5）It is arranged on the head-shield（2）It is interior, the pushing slice of nail（6）It is arranged on the outer tube（3）Interior, the drive device is arranged on shell Body（1）Interior, drive device has drive end, the pushing slice of nail（6）Rear end be connected with the drive end, drive device can drive Dynamic pushing slice of nail（6）Along the outer tube（3）Move axially back and forth；The resist-nailed seat（4）Main body be a plate body, in resist-nailed seat（4）Plate body width both sides on along resist-nailed seat （4）Rear end to preceding extreme direction on be respectively equipped with the first ejector pin guide groove（7）With the second ejector pin guide groove（8）, described first pushes away Follow closely guide groove（7）With the second ejector pin guide groove（8）Formed by straightway and arc section, the first ejector pin guide groove（7）Straight line Section is along the resist-nailed seat（4）Plate body length direction and the second ejector pin guide groove（8）Straightway it is parallel, the first ejector pin guide groove （7）Arc section and the second ejector pin guide groove（8）Arc section be respectively positioned on resist-nailed seat（4）Front end and in resist-nailed seat（4）'s Laid out in parallel forms the helicla flute for ligation nail shaping on plate body thickness direction（9）；The first ejector pin guide groove（7）With Two ejector pin guide grooves（8）Close to resist-nailed seat（4）One section of rear end be used as inserting section, the pushing slice of nail（6）Front end be plugged on One ejector pin guide groove（7）With the second ejector pin guide groove（8）Inserting section in resist-nailed seat（4）It is slidably connected, first ejector pin Guide groove（7）With the second ejector pin guide groove（8）It is upper to be located at the helicla flute（9）One section of conduct between inserting section falls to follow closely mouth （10）, the nail bin（5）It is resisted against nail mouth（10）On；The resist-nailed seat（4）Plate body on close to helicla flute（9）Offer use In the first gathering hole for accommodating affected part tissue（11）；The head-shield（2）Sidepiece on correspond to resist-nailed seat（4）The first gathering hole （11）Provided with the second gathering hole（12）.
- 2. one kind operation ligator according to claim 1, it is characterised in that：The head-shield（2）For transparent cover body.
- 3. one kind operation ligator according to claim 1, it is characterised in that：The drive device includes inner tube （13）, ejector sleeve frame（14）, connecting rod（15）And spanner（16）, said inner tube（13）, ejector sleeve frame（14）And connecting rod（15）Set In the housing（1）It is interior, said inner tube（13）Front end and the pushing slice of nail（6）Rear end be fixedly connected, inner tube（13）At it Relatively described ejector sleeve frame on axial direction（14）Positioning, the connecting rod（15）One end and ejector sleeve frame（14）It is be hinged, connecting rod（15）It is another One end and the spanner（16）One on end is point articulated, the spanner（16）Another point and housing on its end（1）Hinge Connect, housing（1）Upper corresponding spanner（16）It is convexly equipped with handle（17）.
- A kind of 4. operation ligator according to claim 1 or 3, it is characterised in that：The housing（1）Interior be provided with is used for The negative tube of logical negative pressure（18）, the negative tube（18）Front end and the outer tube（3）Or inner tube（13）Rear end connection, negative tube （18）Rear end be set in the housing（1）Outside.
- A kind of 5. operation ligator, it is characterised in that：The ligator includes housing（1）, head-shield（2）, outer tube（3）, to nail Seat（4）, nail bin（5）, pushing slice of nail（6）And drive device；One end of the close ligator by operator of definition is ligation The front end of device, close to operator the ligator the other end be ligator rear end, the outer tube（3）Rear alignment connect It is connected on housing（1）Front end, the head-shield（2）It is removably attached to outer tube（3）Front end；The resist-nailed seat（4）And nail bin （5）It is arranged on the head-shield（2）It is interior, the pushing slice of nail（6）It is arranged on the outer tube（3）Interior, the drive device is arranged on shell Body（1）Interior, drive device has drive end, the pushing slice of nail（6）Rear end be connected with the drive end, drive device can drive Dynamic pushing slice of nail（6）Along the outer tube（3）Move axially back and forth；The resist-nailed seat（4）Main body be a plate body, in resist-nailed seat（4）Plate body width both sides on along resist-nailed seat （4）Rear end to preceding extreme direction on be respectively equipped with the first ejector pin guide groove（7）With the second ejector pin guide groove（8）, described first pushes away Follow closely guide groove（7）With the second ejector pin guide groove（8）Formed by straightway and arc section, the first ejector pin guide groove（7）Straight line Section is along the resist-nailed seat（4）Plate body length direction and the second ejector pin guide groove（8）Straightway it is parallel, the first ejector pin guide groove （7）Arc section and the second ejector pin guide groove（8）Arc section be respectively positioned on resist-nailed seat（4）Front end and in resist-nailed seat（4）'s Laid out in parallel forms the helicla flute for ligation nail shaping on plate body thickness direction（9）；The first ejector pin guide groove（7）With Two ejector pin guide grooves（8）Close to resist-nailed seat（4）One section of rear end be used as inserting section, the pushing slice of nail（6）Front end be plugged on One ejector pin guide groove（7）With the second ejector pin guide groove（8）Inserting section in resist-nailed seat（4）It is slidably connected, first ejector pin Guide groove（7）With the second ejector pin guide groove（8）It is upper to be located at the helicla flute（9）One section of conduct between inserting section falls to follow closely mouth （10）, the nail bin（5）It is resisted against nail mouth（10）On；The resist-nailed seat（4）Plate body on offer and be used for close to helicla flute Accommodate the first gathering hole of affected part tissue（11）, resist-nailed seat（4）The side end face of plate body one on be provided with the first breach close to helicla flute （19）, first breach（19）With first gathering hole（11）Insertion；The head-shield（2）Sidepiece on correspond to resist-nailed seat（4） The first gathering hole（11）With the first breach（19）It is respectively equipped with the second gathering hole（12）With the second breach（20）, the second gathering hole （12）With the second breach（20）Insertion.
- 6. one kind operation ligator according to claim 5, it is characterised in that：The head-shield（2）For transparent cover body.
- 7. one kind operation ligator according to claim 5, it is characterised in that：The drive device includes inner tube （13）, ejector sleeve frame（14）, connecting rod（15）And spanner（16）, said inner tube（13）, ejector sleeve frame（14）And connecting rod（15）Set In the housing（1）It is interior, said inner tube（13）Front end and the pushing slice of nail（6）Rear end be fixedly connected, inner tube（13）At it Relatively described ejector sleeve frame on axial direction（14）Positioning, the connecting rod（15）One end and ejector sleeve frame（14）It is be hinged, connecting rod（15）It is another One end and the spanner（16）One on end is point articulated, the spanner（16）Another point and housing on its end（1）Hinge Connect, housing（1）Upper corresponding spanner（16）It is convexly equipped with handle（17）.
- A kind of 8. operation ligator according to claim 5 or 7, it is characterised in that：The housing（1）Interior be provided with is used for The negative tube of logical negative pressure（18）, the negative tube（18）Front end and the outer tube（3）Or inner tube（13）Rear end connection, negative tube （18）Rear end be set in the housing（1）Outside.
- A kind of 9. ligation nail according to claim 1 to 8 any one, it is characterised in that：The ligation nail（21）Be by One connecting portion（23）With two nail pins（24）Composition, two nail pins（24）It is separately positioned on the connecting portion（23）Two end In portion；Two nail pins（24）Length sum be more than connecting portion（23）Length and be less than connecting portion（23）Double length, it is single Individual nail pin（24）Length be less than connecting portion（23）Length；Under the confined state of the ligator, multiple ligation nails （21）Installed in the nail bin（5）It is interior, ligation nail（21）Nail pin（24）End towards the helicla flute（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905685.8A CN107684447B (en) | 2017-09-29 | 2017-09-29 | Ligator and ligature nail for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905685.8A CN107684447B (en) | 2017-09-29 | 2017-09-29 | Ligator and ligature nail for operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107684447A true CN107684447A (en) | 2018-02-13 |
| CN107684447B CN107684447B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710905685.8A Active CN107684447B (en) | 2017-09-29 | 2017-09-29 | Ligator and ligature nail for operation |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU107965A2 (en) * | 1955-04-04 | 1956-11-30 | Г.П. Тярасов | Apparatus for tying pulmonary vessels and other hollow organs with tantalum clips |
| GB910148A (en) * | 1959-09-02 | 1962-11-14 | Res Inst Of Ex Surgical Appara | A surgical stapling instrument |
| US3675688A (en) * | 1970-04-27 | 1972-07-11 | United States Surgical Corp | Instrument for ligating, suturing and dividing organic tubular structures |
| US4086926A (en) * | 1976-10-08 | 1978-05-02 | United States Surgical Corporation | Ligating and dividing organic structures |
| US4569346A (en) * | 1983-03-30 | 1986-02-11 | United States Surgical Corporation | Safety apparatus for surgical occluding and cutting device |
| US4576165A (en) * | 1984-01-23 | 1986-03-18 | United States Surgical Corporation | Surgical ligation and cutting device with safety means |
| WO2001012079A1 (en) * | 1999-08-14 | 2001-02-22 | Femcare (Cyprus) Limited | Applicator for surgical clips |
| US20060064117A1 (en) * | 2004-09-23 | 2006-03-23 | Ernest Aranyi | Clip applying apparatus and ligation clip |
-
2017
- 2017-09-29 CN CN201710905685.8A patent/CN107684447B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU107965A2 (en) * | 1955-04-04 | 1956-11-30 | Г.П. Тярасов | Apparatus for tying pulmonary vessels and other hollow organs with tantalum clips |
| GB910148A (en) * | 1959-09-02 | 1962-11-14 | Res Inst Of Ex Surgical Appara | A surgical stapling instrument |
| US3675688A (en) * | 1970-04-27 | 1972-07-11 | United States Surgical Corp | Instrument for ligating, suturing and dividing organic tubular structures |
| US4086926A (en) * | 1976-10-08 | 1978-05-02 | United States Surgical Corporation | Ligating and dividing organic structures |
| US4569346A (en) * | 1983-03-30 | 1986-02-11 | United States Surgical Corporation | Safety apparatus for surgical occluding and cutting device |
| US4576165A (en) * | 1984-01-23 | 1986-03-18 | United States Surgical Corporation | Surgical ligation and cutting device with safety means |
| WO2001012079A1 (en) * | 1999-08-14 | 2001-02-22 | Femcare (Cyprus) Limited | Applicator for surgical clips |
| US20060064117A1 (en) * | 2004-09-23 | 2006-03-23 | Ernest Aranyi | Clip applying apparatus and ligation clip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107684447B (en) | 2023-09-12 |
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