CN106264683A - The perforator of reducing - Google Patents
The perforator of reducing Download PDFInfo
- Publication number
- CN106264683A CN106264683A CN201610673361.1A CN201610673361A CN106264683A CN 106264683 A CN106264683 A CN 106264683A CN 201610673361 A CN201610673361 A CN 201610673361A CN 106264683 A CN106264683 A CN 106264683A
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- Prior art keywords
- lid
- fixing
- fixing lid
- puncture
- reducing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- 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
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
-
- 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
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Endoscopes (AREA)
Abstract
The invention belongs to medical instruments field, particularly relate to the perforator of a kind of reducing, it is adaptable to thoracic cavity, chamber, abdominal cavity spectroscopy and operation process are set up thoracic cavity, the apparatus of abdominal operation service aisle.Including puncture awl, puncture casing, valve body, the lid that is locked, positioning and guiding lid and reducing mechanism；Puncture awl includes fixing lid lower cover, fixing lid, puncture awl；Puncture casing includes that sealing ring, puncture casing top are provided with installation base；Valve body includes gas injection valve, gas injection switch, self-adjusting sealed cap, organizes airtight mounting；Positioning and guiding lid includes fixing lid, lower fixing lid and elastic seal ring；Reducing mechanism includes spiral cover, driver plate, arcuate groove, equally distributed four slide blocks；Driver plate is arranged in spiral cover, and four arcuate grooves are arranged on driver plate, and four slide blocks are uniformly arranged in arcuate groove, and four slide block one end are connected with in driver plate, stirs driver plate band movable slider and slides in arcuate groove, forms aperture between conveniently adjusted slide block.
Description
Technical field
The invention belongs to medical instruments field, particularly relate to the perforator of a kind of reducing, it is adaptable to thoracic cavity, abdominal cavity
Chamber spectroscopy and operation process are set up thoracic cavity, the apparatus of abdominal operation service aisle.
Background technology
One-time-use Perforator is apparatus important in laparoscopic surgery, and it is that a kind of breast is outer, the supporting hands of abdomen external cavity mirror
Art apparatus, it is adaptable to set up thoracic cavity, the apparatus of abdominal operation service aisle in thoracic cavity, chamber, abdominal cavity spectroscopy and operation process.With
The development of image technology and camera technique, the Minimally Invasive Surgery method with laparoscopic surgery as representative was sent out rapidly in recent years
Exhibition, especially designs Intraabdominal operation in gynecological, department of general surgery etc., is the most progressively changed into intracavity Minimally Invasive Surgery by open.Abdomen
In endoscope-assistant surgery, being generally adopted by the puncturing hole of 2 ~ 5, place peritoneoscope for one, remaining hole is used for placing operating theater instruments, hands
Art apparatus is probably divided into 5mm, 10mm, 12mm, 15mm etc. in use to need the supporting internal diameter adapted to puncture with external diameter
Sleeve pipe, to avoid pneumoperitoneum to leak gas, affects operation and carries out.Clinically, an operation typically requires the operating theater instruments of plurality of specifications,
And be used alternatingly in operation process, for the puncture position fixed, puncture casing is that inconvenience is changed, and punctures set at one
Use the operating theater instruments of plurality of specifications on pipe, cause pneumoperitoneum to leak gas, use transducer to solve this problem the most clinically, this
Method is comparatively laborious, transducer and puncture casing frequently insert and take out prolongation operating time, to patient's injury, even make
Become pneumoperitoneum gas leak phenomenon.
Summary of the invention
The present invention seeks to provide for above-mentioned weak point the perforator of a kind of reducing, have and make the interior of puncture casing
Footpath becomes function that is big and that reduce, in operation process, by the rotary motion of spiral cover on perforator, synchronizes with its internal driver plate
Rotate, and then drive slide block to do straight reciprocating motion, use aperture become big with reduce, and then the cooperation operating theater instruments that used
Diameter, to ensure the sealing property of laparoscopic surgery pneumoperitoneum.
The perforator of reducing is to take techniques below scheme to realize:
The perforator of reducing includes puncture awl, puncture casing, valve body, the lid that is locked, positioning and guiding lid and reducing mechanism.
Reducing mechanism is arranged on positioning and guiding and covers portion, and positioning and guiding lid is arranged on to be locked and covers, is locked
Lid is arranged on valve body.
Reducing mechanism, positioning and guiding lid, the lid that is locked, three are connected together by ultrasonic bonding.
Puncture awl includes fixing lid lower cover, fixing lid, puncture awl.It is covered with puncture awl mounting groove under Gu Ding, fixes and cover
Portion is provided with endoscope's spy-hole.Fixing lid bottom is provided with fixing lid lower cover mounting groove.
Puncture casing includes sealing ring, is provided with fixing screw thread outside puncture casing, and puncture casing top is provided with installation base.
Valve body includes gas injection valve, gas injection switch, self-adjusting sealed cap, organizes airtight mounting.Gas injection valve is provided with injecting hole and puts
Pore, gas injection switch is provided with spill spin block.Self-adjusting sealed cap is provided with three grooves uniformly.Valve body lower portion is provided with sleeve pipe and installs four
Individual groove.
It is locked inside covering and is uniformly provided with three boss, outside the lid that is locked, be provided with anti-slip veins.
Positioning and guiding lid includes guide cover, upper fixing lid, lower fixing lid and elastic seal ring；Upper fixing lid is uniformly distributed
Several small columns, elastic seal ring and lower fixing covering are uniformly distributed some circular holes, for upper fixing lid, elastic seal ring,
Lower fixing lid coordinates installs use, and upper fixing lid, elastic seal ring and lower fixing lid are arranged on guide cover bottom after assembling and install
In groove.
Reducing mechanism includes spiral cover, driver plate, arcuate groove, equally distributed four slide blocks.
Driver plate is arranged in spiral cover, and four arcuate grooves are arranged on driver plate, and four slide blocks are arranged in arcuate groove, four cunnings
Block one end is connected with in driver plate, stirs driver plate band movable slider and slides in arcuate groove, forms aperture between conveniently adjusted slide block,
Use aperture become big with reduce, and then the diameter of operating theater instruments that cooperation is used, to ensure laparoscopic surgery pneumoperitoneum
Sealing property.
Puncture awl is arranged on fixing lower cover puncture awl mounting groove.Fixing lid lower cover is arranged on fixing lid bottom and is provided with fixing
On lid lower cover mounting groove.
Four groove fit of four boss of puncture casing and valve body are installed.Gas injection switch coordinates installation with gas injection valve.
Organizing airtight mounting to be arranged in valve body, Self-debugging seals cap and is arranged on valve body top.Self-debugging seals cap, organizes airtight mounting and valve
Body three's fitted seal is installed.
Be locked three boss and Self-debugging inside lid seals three grooves of cap and cooperates installation.
Elastic seal ring is arranged in lower fixing lid, and upper fixing lid is arranged on lower fixing and covers portion, by elastic seal ring pressure
Tightly covering lower fixing, upper fixing lid, elastic seal ring, lower fixing lid three's fitted seal are installed.
Driver plate is arranged on spiral cover, and arcuate groove is arranged on driver plate, and four slide blocks are uniformly arranged on arcuate groove.
The perforator operation principle of reducing of the present invention: design a reducing mechanism at perforator top cover, work as use
During small dimension operating theater instruments, reduce the endoporus of top cover, be that the gap between apparatus and top cover diminishes, thus reduce apparatus and sealing
The activity space of cap, the endoporus sealing cap can be adjacent to apparatus, it is ensured that air-tightness.Mechanical motion principle: by spiral cover on perforator
Rotary motion, with the driver plate synchronous rotary that it is internal, and then drive slide block to do straight reciprocating motion, use aperture to become big with contracting
Little, and then coordinate the diameter of operating theater instruments used, to ensure the sealing property of laparoscopic surgery pneumoperitoneum.Use this machine
The advantage of structure: 1, spiral arm driving moment is little, facilitates doctor to convert top cover diameter of bore；2, spiral arm drives slide block diameter changing mechanism to have
Auto-lock function, top cover diameter of bore will not change because of the active force of apparatus；3, spiral arm drives slide block diameter changing mechanism compact, can protect
Card reliability of mechanism under little steric requirements.
The beneficial effect of the perforator mechanism of reducing of the present invention: the perforator structure deft design of reducing of the present invention,
Sealing is reliable, achieves movement locus, the anglec of rotation reasonable in design in the space set, and by mechanical analysis and meter
Calculate, product revolving force, self-locking property are carried out correlation analysis, principle demonstrates this reducing and rationality and reliability.
And prototyping testing result also demonstrates this structure and not only complies fully with and meet expected design requirement, and realize and reach product
Design requirement, fully meets clinical practice.
Accompanying drawing is described
Below with reference to drawings and embodiments, the invention will be further described:
Fig. 1 is the structural representation of reducing perforator.
Fig. 2 is the puncture awl structural representation of reducing perforator.
Fig. 3 is the puncture casing structural representation of reducing perforator.
Fig. 4 is the valve body structure schematic diagram of reducing perforator.
Fig. 5 is the lid structural representation that is locked of reducing perforator.
Fig. 6 is the positioning and guiding lid structural representation of reducing perforator.
Fig. 7 is the reducing structural scheme of mechanism of reducing perforator.
Detailed description of the invention
Referring to the drawings 1 ~ 7, the perforator of reducing includes puncture awl 1, puncture casing 2, valve body 3, the lid 4 that is locked, determines
Position guide cover 5, reducing mechanism 6.
Reducing mechanism 6 is arranged on positioning and guiding lid 5 top, and positioning and guiding lid 5 is arranged on and is locked on lid 4, locking
Fixing lid 4 is arranged on valve body 3.
Reducing mechanism 6, positioning and guiding lid 5, the lid 4 that is locked, three are connected together by ultrasonic bonding.
Puncture awl 1 includes fixing lid lower cover 1-2, fixing lid 1-1, puncture awl 1-3.Fixing lower cover 1-2 is provided with puncture awl peace
Tankage 1-4, fixing lid 1-1 top is provided with endoscope spy-hole 1-5.Fixing lid 1-1 bottom is provided with fixing lid lower cover 1-2 and installs
Groove.
Puncture casing 2 includes sealing ring 2-2, and puncture casing 2 is outside is provided with fixing screw thread 2-3, and top is provided with installation base
2-1。
Valve body 3 includes steam injection valve 3-2, gas injection switch 3-1, self-adjusting sealed cap 3-6, organizes airtight mounting 3-3.Gas injection valve 3-
2 are provided with injecting hole and air vent, and gas injection switch 3-1 is provided with spill spin block.Self-debugging seals cap 3-6 and is provided with three groove 3-uniformly
5.Valve body 3 bottom is provided with sleeve pipe and installs four groove 3-4.
It is locked to cover and is uniformly provided with three boss 4-1 inside 4, outside the lid 4 that is locked, be provided with anti-slip veins 4-2.
Positioning and guiding lid 5 includes guide cover 5-1, upper fixing lid 5-2, lower fixing lid 5-4, elastic seal ring 5-3, upper solid
Surely lid 5-2 is uniformly distributed on several small columns, elastic seal ring 5-3 and lower fixing lid 5-4 and is uniformly distributed some circular holes, is used for
Upper fixing lid 5-2, elastic seal ring 5-3, lower fixing lid 5-4 coordinate installation use, upper fixing lid 5-2, elastic seal ring 5-3, under
Fixing lid 5-4 is arranged in the mounting groove of guide cover bottom after assembling.
Reducing mechanism 6 includes spiral cover 6-1, driver plate 6-2, arcuate groove 6-3, equally distributed four slide block 6-4.
Driver plate 6-2 is arranged in spiral cover 6-1, and four arcuate groove 6-3 are arranged on driver plate 6-2, and four slide block 6-4 are arranged on
In arcuate groove 6-3, four slide block 6-4 one end are connected with 6-2 in driver plate, stir driver plate 6-2 band movable slider 6-4 at arcuate groove 6-3
Interior slip, forms aperture between conveniently adjusted slide block 6-4, use aperture become big with reduce, and then the operation that cooperation is used
The diameter of apparatus, to ensure the sealing property of laparoscopic surgery pneumoperitoneum.
Puncture awl 1 is arranged on fixing lower cover 1-2 puncture awl mounting groove.Fixing lid lower cover 1-2 is arranged under fixing lid 1-1
Portion is provided with on fixing lid lower cover mounting groove.
Four boss 2-1 of puncture casing 2 coordinate installation with four groove 3-4 of valve body.Gas injection switch 3-1 and gas injection valve
3-2 coordinates installation.Organizing airtight mounting 3-3 to be arranged in valve body 3, Self-debugging seals cap 3-6 and is arranged on valve body 3 top.Self-debugging
Seal cap 3-6, organize airtight mounting 3-3 and the installation of valve body 3 three's fitted seal.
Be locked three boss 4-1 and Self-debugging inside lid 4 seals three groove 3-5 of cap and cooperates installation.
Elastic seal ring 5-3 is arranged in lower fixing lid 5-4, and upper fixing lid 5-2 is arranged on lower fixing lid 5-4 top, will
Elastic seal ring 5-3 is pressed on lower fixing lid 5-4, seals to coordinate and installs.
Driver plate 6-2 is arranged on 6-1 on spiral cover, arcuate groove 6-3 and is arranged on driver plate 6-2, and four slide block 6-4 are uniformly arranged on
On arcuate groove 6-3.
Claims (6)
1. the perforator of a reducing, it is characterised in that: include puncture awl, puncture casing, valve body, the lid that is locked, location
Guide cover and reducing mechanism；
Reducing mechanism is arranged on positioning and guiding and covers portion, and positioning and guiding lid is arranged on to be locked and covers, and be locked lid peace
It is contained on valve body；
Puncture awl includes fixing lid lower cover, fixing lid, puncture awl；Being covered with puncture awl mounting groove under Gu Ding, the fixing portion of covering sets
Having endoscope's spy-hole, fixing lid bottom is provided with fixing lid lower cover mounting groove；
Puncture casing includes that sealing ring, puncture casing top are provided with installation base；
Valve body includes gas injection valve, gas injection switch, self-adjusting sealed cap, organizes airtight mounting；Gas injection valve is provided with injecting hole and air vent,
Gas injection switch is provided with spill spin block；Self-adjusting sealed cap is provided with three grooves uniformly, and it is recessed that valve body lower portion is provided with sleeve pipe installation four
Groove;
It is locked inside covering and is uniformly provided with three boss；
Positioning and guiding lid includes guide cover, upper fixing lid, lower fixing lid and elastic seal ring；Upper fixing lid is uniformly distributed some
Individual small column, elastic seal ring and lower fixing covering are uniformly distributed some circular holes, upper fixing lid, elastic seal ring and lower fixing lid
It is arranged on after assembling in the mounting groove of guide cover bottom；
Reducing mechanism includes spiral cover, driver plate, arcuate groove, equally distributed four slide blocks；Driver plate is arranged in spiral cover, four arcs
Shape groove is arranged on driver plate, and four slide blocks are uniformly arranged in arcuate groove, and four slide block one end are connected with in driver plate, stir driver plate
Band movable slider slides in arcuate groove, forms aperture between conveniently adjusted slide block, use aperture become big with reduce, and then cooperation
The diameter of the operating theater instruments used, to ensure the sealing property of laparoscopic surgery pneumoperitoneum；
Puncture awl is arranged on fixing lower cover puncture awl mounting groove, and fixing lid lower cover is arranged on fixing lid bottom and is provided with under fixing lid
On lid mounting groove;
Four groove fit of four boss of puncture casing and valve body are installed, and gas injection switch coordinates installation with gas injection valve；Group gas
Diaphragm seal is arranged in valve body, and Self-debugging seals cap and is arranged on valve body top；
Be locked three boss and Self-debugging inside lid seals three grooves of cap and cooperates installation；
Elastic seal ring is arranged in lower fixing lid, and upper fixing lid is arranged on lower fixing and covers portion, is pressed on by elastic seal ring
Lower fixing covers.
The perforator of reducing the most according to claim 1, it is characterised in that: reducing mechanism, positioning and guiding lid, locking
Fixing lid three is connected together by ultrasonic bonding.
The perforator of reducing the most according to claim 1, it is characterised in that: it is provided with anti-slip veins outside the lid that is locked.
The perforator of reducing the most according to claim 1, it is characterised in that: Self-debugging seal cap, organize airtight mounting and
Valve body three's fitted seal is installed.
The perforator of reducing the most according to claim 1, it is characterised in that: upper fixing lid, elastic seal ring, lower fix
Lid three coordinates close installation.
The perforator of reducing the most according to claim 1, it is characterised in that: it is provided with fixing screw thread outside puncture casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610673361.1A CN106264683A (en) | 2016-08-16 | 2016-08-16 | The perforator of reducing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610673361.1A CN106264683A (en) | 2016-08-16 | 2016-08-16 | The perforator of reducing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106264683A true CN106264683A (en) | 2017-01-04 |
Family
ID=57670663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610673361.1A Pending CN106264683A (en) | 2016-08-16 | 2016-08-16 | The perforator of reducing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106264683A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083013A (en) * | 2018-01-27 | 2018-05-29 | 山东建筑大学 | A kind of automatic plastic pipe coiler |
| CN109567907A (en) * | 2017-06-03 | 2019-04-05 | 成都五义医疗科技有限公司 | A kind of reducing casing tube device and puncture outfit with driving structure |
| CN109875658A (en) * | 2019-02-26 | 2019-06-14 | 李树亮 | A kind of laparoscopic surgery filtering 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 |
| CN112545618A (en) * | 2020-12-15 | 2021-03-26 | 中南大学湘雅医院 | Cannula puncture device for laparoscopic surgery |
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| US20100081995A1 (en) * | 2008-09-30 | 2010-04-01 | Ethicon Endo-Surgery, Inc. | Variable Surgical Access Device |
| CN101843518A (en) * | 2010-06-07 | 2010-09-29 | 常州威克医疗器械有限公司 | Disposable puncture device |
| CN203591325U (en) * | 2013-10-11 | 2014-05-14 | 财团法人精密机械研究发展中心 | Visual puncture guide kit of auxiliary lens for operation |
| CN104983452A (en) * | 2015-05-22 | 2015-10-21 | 东莞麦可龙医疗科技有限公司 | Manufacturing method for diameter-variable abdomen puncture outfit, and diameter-variable abdomen puncture outfit |
| CN204863407U (en) * | 2015-05-22 | 2015-12-16 | 东莞麦可龙医疗科技有限公司 | Reducing abdominocentesis ware |
| CN206167006U (en) * | 2016-08-16 | 2017-05-17 | 章正富 | But puncture ware of reducing |
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2016
- 2016-08-16 CN CN201610673361.1A patent/CN106264683A/en active Pending
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| US6228068B1 (en) * | 1996-05-22 | 2001-05-08 | Inbae Yoon | Expandable endoscopic portal and methods therefor |
| US20100081995A1 (en) * | 2008-09-30 | 2010-04-01 | Ethicon Endo-Surgery, Inc. | Variable Surgical Access Device |
| CN101843518A (en) * | 2010-06-07 | 2010-09-29 | 常州威克医疗器械有限公司 | Disposable puncture device |
| CN203591325U (en) * | 2013-10-11 | 2014-05-14 | 财团法人精密机械研究发展中心 | Visual puncture guide kit of auxiliary lens for operation |
| CN104983452A (en) * | 2015-05-22 | 2015-10-21 | 东莞麦可龙医疗科技有限公司 | Manufacturing method for diameter-variable abdomen puncture outfit, and diameter-variable abdomen puncture outfit |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567907A (en) * | 2017-06-03 | 2019-04-05 | 成都五义医疗科技有限公司 | A kind of reducing casing tube device and puncture outfit with driving structure |
| 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 |
| CN108083013A (en) * | 2018-01-27 | 2018-05-29 | 山东建筑大学 | A kind of automatic plastic pipe coiler |
| CN108083013B (en) * | 2018-01-27 | 2024-05-28 | 山东建筑大学 | Automatic plastic pipe coiling machine |
| CN109875658A (en) * | 2019-02-26 | 2019-06-14 | 李树亮 | A kind of laparoscopic surgery filtering 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 |
| CN112545618A (en) * | 2020-12-15 | 2021-03-26 | 中南大学湘雅医院 | Cannula puncture device for laparoscopic surgery |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170104 |