CN104983452B - The manufacture method and reducing abdominal cavity puncture outfit of reducing abdominal cavity puncture outfit - Google Patents
The manufacture method and reducing abdominal cavity puncture outfit of reducing abdominal cavity puncture outfit Download PDFInfo
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- CN104983452B CN104983452B CN201510268699.4A CN201510268699A CN104983452B CN 104983452 B CN104983452 B CN 104983452B CN 201510268699 A CN201510268699 A CN 201510268699A CN 104983452 B CN104983452 B CN 104983452B
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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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B17/3439—Cannulas with means for changing the inner diameter of the cannula, e.g. expandable
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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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3445—Cannulas used as instrument channel for multiple instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3445—Cannulas used as instrument channel for multiple instruments
- A61B2017/3449—Cannulas used as instrument channel for multiple instruments whereby the instrument channels merge into one single channel
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Abstract
The invention discloses a kind of manufacture method of reducing abdominal cavity puncture outfit, it is characterised in that it comprises the following steps：(1) a set of pipe device is set, and the casing bit is provided with rotary variable-diameter device；The rotary variable-diameter device includes driver plate, slide rail disk and sliding block, wherein, the driver plate is provided with the deep-slotted chip breaker more than at two, the slide rail disk is provided with the slide rail more than at two, the sliding block includes more than two pieces, on the slide rail for being correspondingly arranged at slide rail disk, and the sliding block is provided with guide pillar, and the guide pillar is engaged with the deep-slotted chip breaker of driver plate；Driver plate rotates, and the deep-slotted chip breaker on driver plate drives slide rail of the sliding block along slide rail disk inwardly or outwardly to move by the guide pillar of sliding block, so that internal diameter becomes big or reduced；(2) one is set to puncture needle device；(3) it will puncture and match in needle device plug-in-sleeve device, that is, form reducing abdominal cavity puncture outfit.The invention also discloses reducing abdominal cavity puncture outfit prepared by the above method.
Description
Technical field
The present invention relates to medical instruments field technology, the manufacture method and reducing of more particularly to a kind of reducing abdominal cavity puncture outfit
Abdominal cavity puncture outfit.
Background technology
With the development of TV tech and camera technique, the Minimally Invasive Surgery method by representative of laparoscopic surgery, nearest
Develop rapidly within several years.Minimally-invasive treatment technology is characterized and progressively obtained the accreditation of numerous doctors with its minor operation, small wound, is not
Carry out an inexorable trend of operation method development.At present, intraperitoneal operation is related in gynaecology, department of general surgery etc., just progressively by opening
Putting property is performed the operation and is changed into intracavitary Minimally Invasive Surgery.Increasing doctor is by laparoscopic technique training, and operation technique is increasingly
Consummation, played an important role in the popularizing of situation of all-level hospitals, and has on the other hand also further promoted laparoscope and has matched somebody with somebody
Cover the development of operating theater instruments.
It is to set up laparoscopic visualization passage and the indispensable step of operating theater instruments passage that sleeve pipe, which is punctured, and abdominal cavity puncture outfit is
Implement the essential tool of this step.Laparoscopic operation method is to make several small otch in patient's waist and belly, and oddi's sphincteroplasty typically exists
0.5~1 centimetre, thus patient will not form the scar of strip after recovery.Each one puncture cannula of insertion is made on otch
For service aisle, laparoscope and operating theater instruments are operated by these pipelines；The surgical device that laparoscopic surgery is used
Tool is that, by special lengthening operating theater instruments, image can be sent on monitor by whole operation by laparoscope, in TV prison
Performed the operation depending on lower, can reach the surgical effect same with abdominal.
Traditional abdominal cavity puncture outfit is made up of two parts, and one is puncture cannula, and one is puncture needle.Puncture cannula and wear
Puncturing operation is can be used to after pricker combination, after the completion of puncture, puncture cannula indwelling is on stomach wall, and puncture needle takes out discarding.
Puncture cannula is main to be made up of the part such as body, air shuttle valve, sealing valve, gas injection valve.
Patent document 201110338794.9, CN102499737B, discloses a kind of the visual of disposable celiac mirror and wears
Pierce device manufacture method and implement the puncture outfit of this method, realized and be operated in the case of visual by camera module, had
Effect improves the security of puncturing operation, reduces the generation of malpractice., can only be right but its puncture cannula does not possess the function of reducing
A kind of operating theater instruments of external diameter specification should be used.
In laparoscopic surgery, 2~5 holes are generally adopted by, one is placed laparoscope, and position is typically in underbelly tripe
On navel eye, remaining hole is used to place operating theater instruments.At present, widely used laparoscopic surgical instruments specification, is divided with external diameter
There are 5mm, 10mm, 12mm etc., it is necessary to support the use on the puncture cannula of corresponding internal diameter, to avoid pneumoperitoneum gas leakage, influence operation
Be normally carried out.Clinically, an operation usually requires to use the operating theater instruments of plurality of specifications, and in surgical procedure alternately
Use.For a puncture position, the puncture cannula after fixing is that inconvenience is changed.In use, punctured with 10mm
Exemplified by sleeve pipe, when the operating theater instruments using 10mm specifications, the gap between the top cover endoporus and apparatus of sleeve pipe is smaller (generally
0.5~2mm), when apparatus swings, because seal cap is elastic material, its ductility can ensure the endoporus patch of seal cap
Tight apparatus, therefore favorable sealing property；When the operating theater instruments using 5mm specifications, between the top cover endoporus and apparatus of sleeve pipe
Gap is very big (generally 3~5mm), and when apparatus swings, the elastic deformation of seal cap is insufficient to allow its endoporus to be adjacent to device
Tool, and generate gas leakage.
Therefore on a puncture cannula using different operating theater instruments without causing gas leakage, be we face need solution badly
Engineering problem certainly.
At present, this problem is clinically solved using methods such as converters.But the method meetings such as this extra use converter
Increase the triviality of operation, and cooperation of the converter with puncture outfit in itself also easily goes wrong, and increases operation risk.
At present, also there are some abdominal cavity puncture outfits by the way of integrated converter to solve this problem.Patent document
201220702209.9, CN 202932967 U, disclose and are additionally provided with above a kind of visual abdominal cavity exocoel expander, its fixed cover
Converter, converter has base, and submounts, which have, rotating disk below upper cover plate, upper cover plate, rotating disk can upper cover plate and base it
Between rotate, have sealing gasket between rotating disk and base, can prevent from being provided with air pollution operation path, rotating disk multiple different size of
Hole, can be transferred through different types of operating theater instruments.
Similar to above-mentioned patent, the existing puncture outfit with internal diameter translation function, typically by the end of puncture cannula
Integrated ground sets converter, then using the conversion regime of piece-picking type, carries out different internal diameter conversions.Turn of this piece-picking type
Mode is changed, by a plectrum part (such as rotating disk, turn band sheet component), pre-setting the logical of several different inner diameters
Hole, then moves or rotates the plectrum part, and the through hole in correspondence aperture is toggled it into the position corresponding with the pipeline of puncture cannula
Put, the operating theater instruments for being inserted into corresponding external diameter specification is performed the operation.Although it solves the problem of internal diameter is changed, due to using
The conversion regime of piece-picking type, causes the end of puncture cannula bulky, is unfavorable for operation and carries out.And turn of this piece-picking type
Parallel operation, the problems such as damage occurs after repeatedly stirring, easily in its plectrum, stuck, contraposition is inaccurate, influence operation progress.In addition, existing
Some internal diameter converters are generally fixed on puncture cannula, it is impossible to dismantled, once there is the situation for blocking surgical device, then must not
Whole puncture cannula is not all pulled out.
The content of the invention
For above-mentioned deficiency, one of the object of the invention is, there is provided a kind of manufacture method of reducing abdominal cavity puncture outfit, to adopt
With new rotary variable-diameter device, change the diameter of endoporus by way of rotation, it is not necessary to extra converter, make a variety of rule
The operating theater instruments of lattice can be used in same puncture cannula.Moreover, the variable-diameter structure science of rotary variable-diameter device is ingenious, pass through
Driver plate, sliding block, the mutual cooperation of slide rail disk, are reducing the volume of rotary variable-diameter device simultaneously so that reducing to greatest extent
It is more safe and reliable.The puncture outfit delicate structure, sealed reliable, it is ensured that the smooth development of operation.
The present invention also aims to there is provided a kind of reasonable in design, it is easy to operate, effectively improve abdominocentesis operation
Convenience, the reducing abdominal cavity puncture outfit of security.
To achieve the above object, the technical scheme provided is the present invention：
A kind of manufacture method of reducing abdominal cavity puncture outfit, it is characterised in that it comprises the following steps：
(1) a set of pipe device is set, and the casing bit is provided with rotary variable-diameter device；The rotary variable-diameter device includes dialling
Disk, slide rail disk and sliding block, wherein, the driver plate is provided with the deep-slotted chip breaker more than at two, more than the slide rail disk is provided with two
Slide rail, the sliding block includes more than two pieces, on the slide rail for being correspondingly arranged at slide rail disk, and the sliding block is provided with guide pillar, the guide pillar
It is engaged with the deep-slotted chip breaker of driver plate；Driver plate rotates, and the deep-slotted chip breaker on driver plate drives sliding block along slide rail disk by the guide pillar of sliding block
Slide rail inwardly or outwardly move so that internal diameter becomes big or reduced；
(2) one is set to puncture needle device；
(3) it will puncture and match in needle device plug-in-sleeve device, that is, form reducing abdominal cavity puncture outfit；Wear in the reducing abdominal cavity
Pierce device and carry out abdominocentesis operation, extract and puncture after needle device, remaining casing bit carries out internal diameter by rotary variable-diameter device
Regulation, to adapt to the operating theater instruments of different-diameter；
Wherein, the step (1), (2) in no particular order order.
A kind of reducing abdominal cavity puncture outfit manufactured by methods described, including casing bit and puncture needle device, its feature
It is, described sleeve pipe device is provided with rotary variable-diameter device, the rotary variable-diameter device includes driver plate, slide rail disk and sliding block, wherein, institute
The deep-slotted chip breaker that driver plate is provided with more than at two is stated, the slide rail disk is provided with the slide rail more than at two, and the sliding block includes two pieces
More than, on the slide rail for being correspondingly arranged at slide rail disk, and the sliding block is provided with guide pillar, and the guide pillar is engaged with the deep-slotted chip breaker of driver plate；Dial
Deep-slotted chip breaker on disc spins, driver plate drives slide rail of the sliding block along slide rail disk inwardly or outwardly to move by the guide pillar of sliding block, from
And internal diameter is become big or is reduced.
Further, the driver plate even circumferential is provided with deep-slotted chip breaker everywhere, and the slide rail disk even circumferential is provided with everywhere
Slide rail, the sliding block includes four pieces corresponding with deep-slotted chip breaker, slide rail；Wherein, the interior edge of the sliding block is that arc is excessive, when four
Block sliding block along the slide rail on slide rail disk move to most inner side when, side is along bonded to each other, and a complete circular hole is merged on interior edge；
The deep-slotted chip breaker is distributed in outside emitting shape, and the slide rail that its track can be by the guide pillar guide shoe of sliding block along slide rail disk is outside
Or inwardly motion, so that internal diameter becomes big or reduced.It should be noted that the deep-slotted chip breaker on driver plate, the slide rail on slide rail disk, with
And the quantity of sliding block is mutually corresponded to, it can be coordinated according to deep-slotted chip breaker and guide pillar, the principle that guide shoe is moved on slide rail, with reference to
Actual conditions set two, three, four, five it is even more many.
Further, the rotary variable-diameter device also includes spiral cover, top cover and base, and the base is engaged to be formed with top cover
Shell, driver plate, slide rail disk and sliding block are placed in inside it, and the spiral cover is sheathed on top cover top, and is connected with driver plate, band
Dynamic driver plate is rotated；Wherein, the driver plate is provided with neck, and the top cover is provided with guiding groove, and the spiral cover is provided with card column, the spiral cover
Card column snapped onto through the guiding groove of top cover in the neck of driver plate, by the cooperation of card column, neck and guiding groove, make spiral cover
Driver plate is driven to be rotated in the range of guiding groove control during rotation.The construction that the card column, neck and guiding groove cooperate, rises
Good position-limiting action is arrived, it is to avoid rotation is excessive, rotary variable-diameter device is caused to damage.
Further, the rotary variable-diameter device is also included located at the sealing protection construction between base and slide rail disk, and this is close
Envelope protection construction includes screening glass, screening glass retainer ring and rubber valve, and the screening glass is corresponding four including circumference, fixed
In screening glass retainer ring, funnelform protection structure is formed, the rubber valve top is adapted with screening glass retainer ring
Annular concave shape, bottom is the funnel-form that is adapted with screening glass, the screening glass, screening glass stationary annular into it is funnelform
Protection structure is arranged on the rubber valve.
Further, the rotary variable-diameter device is also included located at the guide mechanism between top cover and spiral cover, the guide mechanism
Including spring and push rod, the cap edge position is provided with accommodating cavity, and the spring is set on push rod, is placed in cap edge
In the accommodating cavity at position, the accommodating cavity is stretched out in one end of the push rod, and withstands on the inside of the inner side of spiral cover, the spiral cover and set
There is recess, when spiral cover is rotated to setting position, push rod is headed at the recess under the action of the spring；Simultaneously because push rod with it is recessed
The collision of position, can produce ticktack, while playing suggesting effect, and also by the cooperation of push rod and recess, limitation spiral cover is too
Crossing easily revolution (if necessary to turn round, then needs to rotate spiral cover with certain strength, overcomes between spring, push rod and recess
Restriction effect) so that more scientific and reasonable.Because if if prompting and limitation without guide mechanism, spiral cover is easy
Convolution, causes the internal diameter reduced to increase suddenly, produces gas leak phenomenon.
Further, described sleeve pipe device includes body, two-way valve body, two-port valve handle, sleeve pipe base, duckbill valve, sleeve pipe
Upper lid, the end funnel of the body, described sleeve pipe base sheath is located at the upside of body runnel shaped end, the duckbill valve
It is embedded in described sleeve pipe base, is covered in described sleeve pipe on sleeve pipe base；The two-way valve body is located at body funnel-form
The sidepiece of end, and be connected with body, the two-port valve handle is in the two-way valve body.
Further, the rotary variable-diameter device is located on casing bit by detachable mechanism, the detachable mechanism
Including the screens covered on sleeve pipe, and the buckle on diameter changing device base, the screens includes left and right two parts,
A portion opening is wider, and another part opening is narrower, and the buckle is " L " shape buckle, and it is from the wider portion of screens opening
Divide insertion, after rotation to the narrower part of screens opening, be then stuck, it is impossible to extract.
Further, the detachable mechanism also includes adjustable spring and feather key is switched, and the side of the feather key switch is
Sliding button structure, opposite side is construction of switch, and the lower end of construction of switch is spring stack, and upper end is top card column；Described sleeve pipe bottom
Seat sidepiece, which is provided with to slide, is covered with through hole in recess, described sleeve pipe, the bottom of the diameter changing device base is provided with recessed hole clipping, institute
Sliding button structure is stated on the slip recess of sleeve pipe base sidepiece, the adjustable spring is sheathed on the bullet of construction of switch lower end
On spring post, the top card column of the construction of switch upper end through the through hole covered on sleeve pipe, and with the bottom of diameter changing device base
Recessed hole clipping is corresponding, makes described " L " shape buckle, from the wider partial insertion of screens opening, rotation to the narrower portion of screens opening
After point, while being stuck, the top card column of the construction of switch upper end is in the presence of adjustable spring, and top is caught in diameter changing device
In the recessed hole clipping of the bottom of base, locked, prevent its back rotational release, as diameter changing device need to be removed, then need to lead to
Cross and stir press-key structure drop-down, the top card column of construction of switch upper end is taken off from the recessed hole clipping of the bottom of diameter changing device base
Go out, then back rotate, allow " L " shape buckle to go to the wider part of screens opening from the narrower part of screens opening, pull out upwards
Go out.
Further, the puncture needle device includes connecting line, handle cover, handle set, handle set inner sleeve, puncture steel pipe, mould
Group fixed seat, camera module and translucent cover, the handle cover, handle set and the combination assembling of handle set inner sleeve, form handle
Portion, the fixing end of the puncture steel pipe is connected with handle inner sleeve, and the cutting tip for puncturing steel pipe will by module fixing base
Camera module is fixed on inside pipeline, and camera module is outwards shot, and the translucent cover punctures body for the taper of inner hollow,
It covers at the cutting tip for puncturing steel pipe, module fixing base and camera module is sealed in inside the pipeline for puncturing steel pipe, institute
State connecting line to be introduced by handle cover side, and through handle set, handle set inner sleeve and puncture steel pipe, be connected with camera module
Connect.
Beneficial effects of the present invention are：The present invention reasonable in design, it is easy to operate, effectively improve abdominocentesis operation
Convenience, security.Using new rotary variable-diameter device, change the diameter of endoporus by way of rotation, it is not necessary to volume
Outer converter, making the operating theater instruments of plurality of specifications can use in same puncture cannula.Moreover, the change of rotary variable-diameter device
Gauge structure science is ingenious, by driver plate, sliding block, slide rail disk mutual cooperation, rotary variable-diameter device is being reduced to greatest extent
Volume simultaneously so that reducing is more safe and reliable.At the same time, rotary variable-diameter device is removably mounted to casing bit end
Portion, it may be necessary to easily take out, add the flexibility of puncture outfit, it is excessive or when block in operating theater instruments, without
Whole casing bit is all taken out, it is only necessary to disassemble rotary variable-diameter device, taken out together with operating theater instruments.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is Fig. 1 fractionation structural representation；
Fig. 3 is the fractionation structural representation of rotary variable-diameter device；
Fig. 4 is the fit structure schematic diagram of driver plate, slide rail disk, sliding block；
Fig. 5 is the curved slot arrangement schematic diagram of driver plate；
Fig. 6 is the fractionation structural representation of casing bit；
Fig. 7 is the fractionation structural representation for puncturing needle device；
In figure：Casing bit 1；Rotary variable-diameter device 2；Driver plate 3；Slide rail disk 4；Sliding block 5；Deep-slotted chip breaker 6；Slide rail 7；Guide pillar 8；
Puncture needle device 9；Spiral cover 10；Top cover 11；Base 12；Guiding groove 14；Card column 15；Screening glass 16；Screening glass retainer ring 17；Rubber
Valve 18；Spring 19；Push rod 20；Body 21；Two-way valve body 22；Two-port valve handle 23；Sleeve pipe base 24；Duckbill valve 25；On sleeve pipe
Lid 26；Screens 27；Buckle 28；Adjustable spring 29；Feather key switch 30；Slide recess 31；Connecting line 33；Handle cover 34；Handle set
35；Handle set inner sleeve 36；Puncture steel pipe 37；Module fixing base 38；Camera module 39；Translucent cover 40.
Embodiment
Referring to Fig. 1 to Fig. 7, the embodiment of the present invention provides a kind of manufacture method of reducing abdominal cavity puncture outfit, and it includes as follows
Step：
(1) a set of pipe device 1 is set, and the casing bit 1 is provided with rotary variable-diameter device 2；The rotary variable-diameter device 2 includes
Driver plate 3, slide rail disk 4 and sliding block 5, wherein, the driver plate 3 is provided with the deep-slotted chip breaker 6 more than at two, and the slide rail disk 4 is provided with
Slide rail 7 more than at two, the sliding block 5 includes more than two pieces, is correspondingly arranged on the slide rail 7 of slide rail disk 4, and the sliding block 5 is set
There is guide pillar 8, the guide pillar 8 is engaged with the deep-slotted chip breaker 6 of driver plate 3；Driver plate 3 rotates, the leading by sliding block 5 of deep-slotted chip breaker 6 on driver plate 3
Post 8 drives slide rail 7 of the sliding block 5 along slide rail disk 4 inwardly or outwardly to move, so that internal diameter becomes big or reduced.Specifically, it is described
The even circumferential of driver plate 3 is provided with deep-slotted chip breaker 6 everywhere, and the even circumferential of slide rail disk 4 is provided with slide rail 7 everywhere, and the sliding block 5 is wrapped
Include four piece corresponding with deep-slotted chip breaker 6, slide rail 7；Wherein, the interior edge of the sliding block 5 be arc excessively, when four pieces of sliding blocks 5 along
When slide rail 7 on slide rail disk 4 moves to most inner side, side is along bonded to each other, and a complete circular hole is merged on interior edge；The arc
Groove 6 is distributed in outside emitting shape, slide rail 7 that its track can be by the guide shoe 5 of guide pillar 8 of sliding block 5 along slide rail disk 4 outwards or
Inwardly motion, so that internal diameter becomes big or reduced.It should be noted that slide rail 7 on deep-slotted chip breaker 6, slide rail disk 4 on driver plate 3,
And the quantity of sliding block 5 is mutually corresponded to, and can be coordinated according to deep-slotted chip breaker 6 with guide pillar 8, the original that guide shoe 5 is moved on slide rail 7
Reason, with reference to actual conditions set two, three, four, five it is even more many.
(2) one is set to puncture needle device 9；
(3) it will puncture and match in the plug-in-sleeve device 1 of needle device 9, that is, form reducing abdominal cavity puncture outfit；The reducing abdominal cavity
Puncture outfit carries out abdominocentesis operation, extracts and punctures after needle device 9, remaining casing bit 1 is carried out by rotary variable-diameter device 2
Internal diameter is adjusted, to adapt to the operating theater instruments of different-diameter；
Wherein, the step (1), (2) in no particular order order.
A kind of reducing abdominal cavity puncture outfit manufactured by methods described, including casing bit 1 and puncture needle device 9, it is described
Casing bit 1 is provided with rotary variable-diameter device 2, and the rotary variable-diameter device 2 includes driver plate 3, slide rail disk 4 and sliding block 5, wherein, it is described
Driver plate 3 is provided with the deep-slotted chip breaker 6 more than at two, and the slide rail disk 4 is provided with the slide rail 7 more than at two, and the sliding block 5 includes two
More than block, it is correspondingly arranged on the slide rail 7 of slide rail disk 4, and the sliding block 5 is provided with guide pillar 8, the deep-slotted chip breaker 6 of the guide pillar 8 and driver plate 3
It is engaged；Driver plate 3 rotates, and the deep-slotted chip breaker 6 on driver plate 3 drives slide rail 7 of the sliding block 5 along slide rail disk 4 by the guide pillar 8 of sliding block 5
Inwardly or outwardly move, so that internal diameter becomes big or reduced.
Specifically, the even circumferential of driver plate 3 is provided with deep-slotted chip breaker 6 everywhere, and the even circumferential of slide rail disk 4 is provided with four
Locate slide rail 7, the sliding block 5 includes four pieces corresponding with deep-slotted chip breaker 6, slide rail 7；Wherein, the interior edge of the sliding block 5 is arc mistake
Degree, when four pieces of sliding blocks 5 move to most inner side along the slide rail 7 on slide rail disk 4, side is along bonded to each other, and interior edge merges into one
Complete circular hole；The deep-slotted chip breaker 6 is distributed in outside emitting shape, its track can by the guide shoe 5 of guide pillar 8 of sliding block 5 along
The slide rail 7 of slide rail disk 4 is inwardly or outwardly moved, so that internal diameter becomes big or reduced.It should be noted that the arc on driver plate 3
The quantity of slide rail 7 and sliding block 5 on groove 6, slide rail disk 4 is mutually corresponded to, and can be coordinated according to deep-slotted chip breaker 6 with guide pillar 8, is guided
The principle that sliding block 5 is moved on slide rail 7, with reference to actual conditions set two, three, four, five it is even more many.
Specifically, the rotary variable-diameter device 2 also includes spiral cover 10, top cover 11 and base 12, the base 12 and top cover
11 are engaged to form shell, and driver plate 3, slide rail disk 4 and sliding block 5 are placed in inside it, and the spiral cover 10 is sheathed on top cover 11
Portion, and be connected with driver plate 3, drive driver plate 3 to rotate；Wherein, the driver plate 3 is provided with neck, and the top cover 11 is provided with guiding groove
14, the spiral cover 10 is provided with card column 15, and the card column 15 of the spiral cover 10 snaps onto the card of driver plate 3 through the guiding groove 14 of top cover 11
In groove, by the cooperation of card column 15, neck and guiding groove 14, spiral cover 10 is set to drive driver plate 3 to be controlled in guiding groove 14 when rotating
In the range of rotate.The construction that the card column 15, neck and guiding groove 14 cooperate, serves good position-limiting action, keeps away
Exempt from rotation excessive, rotary variable-diameter device is caused to damage.
Specifically, the rotary variable-diameter device 2 is also included located at the sealing protection construction between base 12 and slide rail disk 4,
Sealing protection construction includes screening glass 16, screening glass retainer ring 17 and rubber valve 18, and the screening glass 16 includes circumference pair
Four answered, are fixed in screening glass retainer ring 17, form funnelform protection structure, and the top of rubber valve 18 is and protection
The annular concave shape that piece retainer ring 17 is adapted, bottom is the funnel-form being adapted with screening glass 16, the screening glass 16, protection
The funnelform protection structure of the formation of piece retainer ring 17 is arranged on the rubber valve 18.
Specifically, the rotary variable-diameter device 2 is also included located at the guide mechanism between top cover 11 and spiral cover 10, the guiding
Mechanism includes spring 19 and push rod 20, and the edge of top cover 11 is provided with accommodating cavity, and the spring 19 is set on push rod 20,
In the accommodating cavity for being placed in the edge of top cover 11, the accommodating cavity is stretched out in one end of the push rod 20, and withstands on spiral cover 10
Inner side, the inner side of the spiral cover 10 is provided with recess, when spiral cover 10 is rotated to setting position, and push rod 20 is under 19 effects of spring
Head at the recess；Simultaneously because the collision of push rod 20 and recess, can produce ticktack, while playing suggesting effect,
By the cooperation of push rod 20 and recess, too easily revolution (if necessary to turn round, then needs with certain strength limitation spiral cover 10
Spiral cover 10 is rotated, the restriction effect between spring 19, push rod 20 and recess is overcome) so that more scientific and reasonable.Because if
If not having the prompting of guide mechanism and limitation, spiral cover 10 easily circles round, and causes the internal diameter reduced to increase suddenly, produces gas leakage
Phenomenon.
Specifically, described sleeve pipe device 1 includes body 21, two-way valve body 22, two-port valve handle 23, sleeve pipe base 24, duck
Lid 26 on mouth valve 25, sleeve pipe, the end funnel of the body 21, described sleeve pipe base 24 is sheathed on the funnel-form end of body 21
The upside in portion, the duckbill valve 25 is embedded in described sleeve pipe base 24, and lid 26 is covered on sleeve pipe base 24 in described sleeve pipe；
The two-way valve body 22 is located at the sidepiece of body runnel shaped end, and is connected with body 21, and the two-port valve handle 23 is located at
In the two-way valve body 22.
Specifically, the rotary variable-diameter device 2 is located on casing bit 1 by detachable mechanism, the detachable machine
Structure includes the screens 27 located at lid 26 on sleeve pipe, and the buckle 28 on diameter changing device base 12, and the screens 27 includes
Left and right two parts, a portion opening is wider, and another part opening is narrower, and the buckle 28 is " L " shape buckle, and it is from card
The wider partial insertion of the opening of position 27, after rotation to the narrower part of screens opening, is then stuck, it is impossible to extract.
Specifically, the detachable mechanism also includes adjustable spring 29 and feather key switch 30, the feather key switch 30
Side is sliding button structure, and opposite side is construction of switch, and the lower end of construction of switch is spring stack, and upper end is top card column；It is described
The sidepiece of sleeve pipe base 24 is provided with through hole, the bottom of the diameter changing device base 12 provided with lid 26 in recess 31, described sleeve pipe is slided
Provided with recessed hole clipping, the sliding button structure is on the slip recess of the sidepiece of sleeve pipe base 24,29 sets of the adjustable spring
On the spring stack of construction of switch lower end, the top card column of the construction of switch upper end through lid 26 on sleeve pipe through hole, and with
The recessed hole clipping of the bottom 12 of diameter changing device base is corresponding, makes " L " the shape buckle 28, be open wider part from screens 27
Insertion, rotation is open to screens 27 behind narrower part, and while being stuck, the top card column of the construction of switch upper end is being stretched
In the presence of contracting spring, top is caught in the recessed hole clipping of the bottom of diameter changing device base 12, is locked, prevents it from back rotating
Release, as diameter changing device need to be removed, then need to pull down by stirring press-key structure, make the top card column of construction of switch upper end from reducing
Deviate from the recessed hole clipping of the bottom of device pedestal, then back rotate, allow " L " shape buckle to turn from the narrower part of screens opening
To the wider part of screens opening, extract upwards.
Specifically, the puncture needle device 9 includes connecting line 33, handle cover 34, handle set 35, handle set inner sleeve 36, worn
Pierce steel pipe 37, module fixing base 38, camera module 39 and translucent cover 40, the handle cover 34, handle set 35 and handle set
The combination assembling of inner sleeve 36, forms handle portion, the fixing end of the puncture steel pipe 37 is connected with handle inner sleeve 36, the puncture steel
Camera module 39 is fixed on inside pipeline by the cutting tip of pipe 37 by module fixing base 38, and makes the outwards bat of camera module 39
Take the photograph, the translucent cover 40 punctures body for the taper of inner hollow, and it covers at the cutting tip for puncturing steel pipe 37, by module fixing base
38 and camera module 39 be sealed in puncture steel pipe 37 pipeline inside, the connecting line 33 by the side of handle cover 34 introduce, and
Through handle set 35, handle set inner sleeve 36 and puncture steel pipe 37, it is connected with camera module 39.
The reducing tectonic sieving thinking of the rotary variable-diameter device is as follows：
Mechanical motion principle is：By rotating the spiral cover at the top of puncture cannula, drive on driver plate rotation, driver plate to outgoing
Shape deep-slotted chip breaker is penetrated, then drives slide rail of 4 sliding blocks arranged with even circumferential along slide rail disk inwardly or outwardly to move along a straight line, from
And internal diameter is become big or is reduced.
Finally, it is necessary to which explanation, four pieces of sliding blocks are preferably to select.It can be according to the design principle of this implementation, to two
Block sliding block, three pieces of sliding block even polylith sliding blocks are designed, and form rotary variable-diameter structure.
As described in the above embodiment the present invention, using other reducing abdominocentesis obtained from same or similar structure
The manufacture method and reducing abdominal cavity puncture outfit of device, all fall in the scope of protection of the present invention.
Claims (10)
1. a kind of manufacture method of reducing abdominal cavity puncture outfit, it is characterised in that it comprises the following steps：
(1) a set of pipe device is set, and the casing bit is provided with rotary variable-diameter device；The rotary variable-diameter device includes driver plate, cunning
Rail disk and sliding block, wherein, the driver plate is provided with the deep-slotted chip breaker more than at two, and the slide rail disk is provided with the cunning more than at two
Rail, the sliding block is included on more than two pieces, the slide rail for being correspondingly arranged at slide rail disk, and the sliding block is provided with guide pillar, and the guide pillar is with dialling
The deep-slotted chip breaker of disk is engaged；Driver plate rotates, and the deep-slotted chip breaker on driver plate drives cunning of the sliding block along slide rail disk by the guide pillar of sliding block
Rail is inwardly or outwardly moved, so that internal diameter becomes big or reduced；
(2) one is set to puncture needle device；
(3) it will puncture and match in needle device plug-in-sleeve device, that is, form reducing abdominal cavity puncture outfit；The reducing abdominal cavity puncture outfit
After use, extract and puncture after needle device, remaining casing bit carries out internal diameter regulation by rotary variable-diameter device, to adapt to
The operating theater instruments of different-diameter；
Wherein, the step (1), (2) in no particular order order.
2. a kind of reducing abdominal cavity puncture outfit manufactured by claim 1 methods described, including casing bit and puncture needle device,
Characterized in that, described sleeve pipe device is provided with rotary variable-diameter device, the rotary variable-diameter device includes driver plate, slide rail disk and sliding block,
Wherein, the driver plate is provided with the deep-slotted chip breaker more than at two, and the slide rail disk is provided with the slide rail more than at two, the sliding block bag
More than two pieces are included, on the slide rail for being correspondingly arranged at slide rail disk, and the sliding block is provided with guide pillar, the deep-slotted chip breaker matching of the guide pillar and driver plate
Close；Driver plate rotates, and the deep-slotted chip breaker on driver plate drives slide rail of the sliding block along slide rail disk inwardly or outwardly to transport by the guide pillar of sliding block
It is dynamic, so that internal diameter becomes big or reduced.
3. reducing abdominal cavity puncture outfit according to claim 2, it is characterised in that the driver plate even circumferential is provided with everywhere
Deep-slotted chip breaker, the slide rail disk even circumferential is provided with slide rail everywhere, and the sliding block includes corresponding with deep-slotted chip breaker, slide rail four
Block；Wherein, the interior edge of the sliding block is that arc is excessive, when four pieces of sliding blocks move to most inner side along the slide rail on slide rail disk,
Side is along bonded to each other, and a complete circular hole is merged on interior edge；The deep-slotted chip breaker is distributed in outside emitting shape, and its track can pass through
Slide rail of the guide pillar guide shoe of sliding block along slide rail disk is inwardly or outwardly moved, so that internal diameter becomes big or reduced.
4. reducing abdominal cavity puncture outfit according to claim 2, it is characterised in that the rotary variable-diameter device also includes rotation
Lid, top cover and base, the base are engaged to form shell with top cover, driver plate, slide rail disk and sliding block are placed in inside it, institute
State spiral cover and be sheathed on top cover top, and be connected with driver plate, drive driver plate to rotate；Wherein, the driver plate is provided with neck, the top
Guiding groove is covered with, the spiral cover is provided with card column, and the card column of the spiral cover snaps onto the neck of driver plate through the guiding groove of top cover
In, by the cooperation of card column, neck and guiding groove, make spiral cover drive driver plate to turn in the range of guiding groove control when rotating
It is dynamic.
5. reducing abdominal cavity puncture outfit according to claim 2, it is characterised in that the rotary variable-diameter device also includes being located at
Sealing protection construction between base and slide rail disk, sealing protection construction includes screening glass, screening glass retainer ring and rubber
Valve, the screening glass is corresponding four including circumference, is fixed in screening glass retainer ring, forms funnelform protection structure, institute
It is the annular concave shape being adapted with screening glass retainer ring to state rubber valve top, and bottom is the funnel-form being adapted with screening glass,
The screening glass, screening glass stationary annular into funnelform protection structure be arranged on the rubber valve.
6. reducing abdominal cavity puncture outfit according to claim 2, it is characterised in that the rotary variable-diameter device also includes being located at
Guide mechanism between top cover and spiral cover, the guide mechanism includes spring and push rod, and the cap edge position is provided with accommodating cavity,
The spring is set on push rod, in the accommodating cavity for being placed in cap edge position, and one end of the push rod stretches out described accommodating
Chamber, and the inner side of spiral cover is withstood on, the inner side of the spiral cover is provided with recess, and when spiral cover is rotated to setting position, push rod is in spring
In the presence of head at the recess.
7. the reducing abdominal cavity puncture outfit according to Claims 2 or 3 or 4, it is characterised in that described sleeve pipe device includes pipe
Body, two-way valve body, two-port valve handle, sleeve pipe base, duckbill valve, cover on sleeve pipe, the end funnel of the body, the set
Ttom of pipe cover for seat is located at the upside of body runnel shaped end, and the duckbill valve is embedded in described sleeve pipe base, is covered in described sleeve pipe
It is covered on sleeve pipe base；The two-way valve body is located at the sidepiece of body runnel shaped end, and is connected with body, the two-way
Valve handle is in the two-way valve body.
8. reducing abdominal cavity puncture outfit according to claim 7, it is characterised in that the rotary variable-diameter device passes through detachable
Formula mechanism is on casing bit, and the detachable mechanism includes the screens covered on sleeve pipe, and located at diameter changing device bottom
Buckle on seat, the screens includes left and right two parts, and a portion opening is wider, and another part opening is narrower, the card
Detain as " L " shape buckle, it is then stuck after the wider partial insertion of screens opening, rotation to the narrower part of screens opening,
It can not extract.
9. reducing abdominal cavity puncture outfit according to claim 8, it is characterised in that the detachable mechanism also includes flexible
Spring and feather key switch, the side of feather key switch is sliding button structure, under opposite side is construction of switch, construction of switch
Hold as spring stack, upper end is top card column；Described sleeve pipe base sidepiece is provided with to slide is covered with through hole in recess, described sleeve pipe, institute
The bottom for stating diameter changing device base is provided with recessed hole clipping, and the sliding button structure is located at the slip recess of sleeve pipe base sidepiece
On, the adjustable spring is sheathed on the spring stack of construction of switch lower end, and the top card column of the construction of switch upper end passes through sleeve pipe
The through hole of upper lid, and it is corresponding with the recessed hole clipping of the bottom of diameter changing device base, make described " L " shape buckle, from screens opening
Wider partial insertion, after rotation to the narrower part of screens opening, while being stuck, the top of the construction of switch upper end
Card column is in the presence of adjustable spring, and top is caught in the recessed hole clipping of the bottom of diameter changing device base, is locked, prevents its past
Rotational release is returned, as diameter changing device need to be removed, then needs to pull down by stirring press-key structure, makes the top card column of construction of switch upper end
Deviate from from the recessed hole clipping of the bottom of diameter changing device base, then back rotate, make " L " shape buckle narrower from screens opening
Part goes to the wider part of screens opening, extracts upwards.
10. reducing abdominal cavity puncture outfit according to claim 2, it is characterised in that the puncture needle device include connecting line,
Handle cover, handle set, handle set inner sleeve, puncture steel pipe, module fixing base, camera module and translucent cover, the handle cover, hand
Handle seat and the combination assembling of handle set inner sleeve, form handle portion, the fixing end of the puncture steel pipe is connected with handle inner sleeve, institute
Camera module is fixed on inside pipeline by the cutting tip for stating puncture steel pipe by module fixing base, and camera module is outwards clapped
Take the photograph, the translucent cover punctures body for the taper of inner hollow, and it covers at the cutting tip for puncturing steel pipe, by module fixing base and
Camera module is sealed in inside the pipeline for puncturing steel pipe, and the connecting line is introduced by handle cover side, and passes through handle set, handle
Seat inner sleeve and puncture steel pipe, are connected with camera module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510268699.4A CN104983452B (en) | 2015-05-22 | 2015-05-22 | The manufacture method and reducing abdominal cavity puncture outfit of reducing abdominal cavity puncture outfit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510268699.4A CN104983452B (en) | 2015-05-22 | 2015-05-22 | The manufacture method and reducing abdominal cavity puncture outfit of reducing abdominal cavity puncture outfit |
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| CN104983452A CN104983452A (en) | 2015-10-21 |
| CN104983452B true CN104983452B (en) | 2017-10-13 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105395225B (en) * | 2015-12-31 | 2017-10-13 | 湖南博科医疗科技有限公司 | Adjustable tissue retractor |
| CN105962998B (en) * | 2016-04-16 | 2020-11-10 | 江苏风和医疗器材股份有限公司 | Puncture outfit sleeve pipe and puncture outfit with same |
| CN105877815B (en) * | 2016-05-26 | 2019-08-06 | 林新颖 | A kind of adjustable expansion leather jacket of bore is set |
| CN106264683A (en) * | 2016-08-16 | 2017-01-04 | 章正富 | The perforator of reducing |
| CN107049440B (en) * | 2017-06-03 | 2023-05-26 | 成都五义医疗科技有限公司 | Variable-diameter sleeve assembly with direct pushing structure and puncture outfit |
| CN107137132B (en) * | 2017-06-03 | 2019-02-12 | 成都五义医疗科技有限公司 | A kind of chuck mode reducing casing tube device and puncture outfit |
| CN109567907B (en) * | 2017-06-03 | 2023-06-30 | 成都五义医疗科技有限公司 | Reducing sleeve device with driving structure and puncture outfit |
| CN110652348A (en) * | 2019-11-11 | 2020-01-07 | 常州安康医疗器械有限公司 | Laparoscope puncture outfit adopting water-sealed structure |
| CN112656489B (en) * | 2020-12-25 | 2022-11-11 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Variable-diameter puncture device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7785294B2 (en) * | 2003-09-30 | 2010-08-31 | Ethicon Endo-Surgery, Inc. | Woven protector for trocar seal assembly |
| US20070260273A1 (en) * | 2006-05-08 | 2007-11-08 | Ethicon Endo-Surgery, Inc. | Endoscopic Translumenal Surgical Systems |
| US8357088B2 (en) * | 2009-12-11 | 2013-01-22 | Ethicon Endo-Surgery, Inc. | Methods and devices for providing access into a body cavity |
| CN102327142B (en) * | 2011-08-26 | 2014-02-19 | 东莞麦可龙医疗科技有限公司 | Manufacturing method of cannula puncture outfit for disposable laparoscope and puncture outfit for implementing same |
| CN102499737B (en) * | 2011-11-01 | 2014-06-18 | 东莞麦可龙医疗科技有限公司 | Manufacturing method of visual puncture outfit for disposable laparoscope and puncture outfit implementing same |
| CN202932967U (en) * | 2012-12-01 | 2013-05-15 | 于大庆 | Visible abdominal cavity exocoele dilator |
| CN103800055B (en) * | 2014-02-28 | 2016-01-06 | 无锡市舒康医疗器械有限公司 | One-time-use Perforator |
| CN203885583U (en) * | 2014-05-06 | 2014-10-22 | 杭州康基医疗器械有限公司 | Puncture device sealing mechanism |
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