CN103784171B - Laparoscopic incision sealing device - Google Patents
Laparoscopic incision sealing device Download PDFInfo
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- CN103784171B CN103784171B CN201210434108.2A CN201210434108A CN103784171B CN 103784171 B CN103784171 B CN 103784171B CN 201210434108 A CN201210434108 A CN 201210434108A CN 103784171 B CN103784171 B CN 103784171B
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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
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
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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
- A61B17/3423—Access ports, e.g. toroid shape introducers for instruments or hands
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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
- A61B2017/3433—Cannulas with different outer diameters of the cannula
-
- 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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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of laparoscopic incision sealing device, one of arbitrary diameter or several operating apparatus are solved successively or enter pneumoperitoneum through same passage simultaneously and carry out laparoscopic surgery gas leakage problem, in cylinder, be provided with the support portion of one, the medium position of support portion is provided with the extension extending to the portion that is flexible coupling, the medium position of obturator is provided with the lengthening section extending in extension, lengthening section has relaxed state and knob state in extension, when relaxed state, the end of lengthening section is freely connected with the end of extension, when knob state, the end of lengthening section is that knob clamping is connected with the end of extension. lengthening section extend in extension, by an angle of end rotation of lengthening section, makes the middle part of lengthening section that knob occur, and lengthening section is become hourglass-shaped from column, and now the position of the middle knob of lengthening section becomes the sealing position of lengthening section.
Description
Technical field
The present invention relates to a Pneumoperitoneum closing device in a kind of laparoscopic surgery, especially a kind of have a laparoscopic incision sealing device that can differ larger apparatus successively or enter through same anti-gas-leak passage simultaneously for diameter.
Background technology
In laparoscopic surgery, generally use pneumoperitoneum principle to provide sufficient operating space for operation, the service aisle that in operation, apparatus has an anti-gas-leak function by some enters pneumoperitoneum and operates. different apparatuses has different diameters according to oneself requirement, diameter differs larger apparatus successively or enters pneumoperitoneum through same anti-gas-leak passage simultaneously that to realize the operation of laparoscopic surgery be a kind of desirable state, prior art has kinds of schemes can realize through single operation passage to enter successively the little different apparatuses of diameter difference, implements the scheme of laparoscopic surgery and there is not yet report but more than two and two apparatus of arbitrary diameter enters pneumoperitoneum by same service aisle simultaneously. the obturator that in prior art scheme, stomach wall puncture outfit anti-gas-leak is mainly made by elastomeric material and sealing cap twice defence line are controlled at respectively without apparatus and enter and have apparatus to enter the gas leakage of handle hole under two states, in this technical scheme in the time that the apparatus diameter difference that requires to enter is larger, when the apparatus that sealing cap central aperture diameter need to be less than diameter minimum requires the apparatus of diameter maximum to enter simultaneously, the sealing cap of elastic material is not torn, and also may damage contiguous elastomeric material when diameter enters sealing cap central aperture compared with little apparatus in this scheme by mistake and device is destroyed. on the other hand, along with the development of laparoscopic technique, single-hole laparoscopic technology is ripe gradually, and good in anti-" Ω " shape otch ductility of understanding umbilical region, do not damage bilateral rectus aabdominis, otch trace is better hidden on the basis that umbilical opening aesthetic is good, in laparoscopic surgery scheme, first estimate this required size incision of label taking according to preoperative data, capable anti-" Ω " the shape otch of umbilical region and by opening one skew back of " Ω " shape otch to the dark face of umbilical opening, simultaneously as far as possible little from two side angles at umbilical opening center in " Ω " shape otch back of the body, so can cut a relatively large otch at umbilical region, the difficulty operating by single-hole multi-channel device is reduced, easily promote. need a fairly large number of apparatus to operate even if operation technique is complicated simultaneously, also can adopt single hole technology for basis, puncturing hole coordinates the scheme of operation separately. from a little, the technology clinical demand of apparatus that imports successively or simultaneously multiple different-diameters through same incision is vigorous. Patent Office of the People's Republic of China discloses a CN102727262A document on October 17th, 2012, name is called laparoscopic surgery list cut sealing device, comprise the guidance panel with multiple sealed handle holes in top, in the sleeve that there is suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion that is flexible coupling of attended operation panel and sleeve, the periphery that it is characterized in that the upper end that sleeve is connected with the portion that is flexible coupling is provided with symmetrical ear seat, in the middle of ear seat, be provided with through hole, the lower end periphery of sleeve is provided with a circle back-up ring, the position that back-up ring upper surface is corresponding with ear seat is provided with protruding clamping part.
Summary of the invention
The invention solves one of arbitrary diameter or several operating apparatus successively or enter pneumoperitoneum through same passage simultaneously and carry out laparoscopic surgery gas leakage problem, a kind of laparoscopic incision sealing device is provided, mode by knob changes aperture, and one of arbitrary diameter or several operating apparatus enter pneumoperitoneum and realize sealing through same passage successively or simultaneously.
The present invention has also solved the different apparatuses that in prior art, diameter differs larger and has entered successively pneumoperitoneum and implement handle hole anti-gas-leak elastomeric material when laparoscopic surgery and hold flimsy defect, a kind of laparoscopic incision sealing device is provided, and apparatus enters when pneumoperitoneum is implemented operation can not cause damage by handle hole anti-gas-leak elastomeric material.
The present invention has also solved in prior art the large defect of operating difficulty when different apparatuses enter into abdomen intracavity operation by different operating hole, and a kind of laparoscopic incision sealing device is provided, and different apparatuses enter abdomen intracavity operation by same handle hole, reduces operating difficulty.
The present invention also solves in prior art the defect that when different apparatuses enter into abdomen intracavity operation by different operating hole, each apparatus is easily interfered mutually, a kind of laparoscopic incision sealing device is provided, different apparatuses enter abdomen intracavity operation by same handle hole, each apparatus can not interfered mutually, ensures the flexibility of apparatus.
The technical solution adopted for the present invention to solve the technical problems is: a kind of laparoscopic incision sealing device, comprise the guidance panel with multiple sealed handle holes in top, in the sleeve that there is suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion that is flexible coupling of attended operation panel and sleeve, guidance panel comprises the shell with endoporus, be arranged on the cylinder and the seal member that is arranged on the multiple-layer stacked textural association in cylinder at shell endoporus place, in cylinder, be provided with the support portion of one, seal member is supported in support portion, it is characterized in that seal member is inwardly followed successively by panel from the outer end of guidance panel, sealing cap and obturator, handle hole is arranged on seal member and is communicated with whole guidance panel, the medium position of support portion is provided with the extension extending to the portion that is flexible coupling, the medium position of obturator is provided with the lengthening section extending in extension, lengthening section has relaxed state and knob state in extension, when relaxed state, the end of lengthening section is freely connected with the end of extension, when knob state, the end of lengthening section is that knob clamping is connected with the end of extension. sleeve is inserted into the incision of stomach wall, and sleeve has suitable elasticity, is inserted into before incision, and first distortion is dwindled, and the periphery that pushes otch after insertion under the effect of restoring force forms sealing, on guidance panel, be provided with multiple handle holes, can go deep into multiple apparatuses simultaneously and operate, form a hole multi-channel structure, reduce the otch in abdominal wall at sites, reduced wound, alleviated the stress reaction that wound is brought, be beneficial to patient's early recovery, obturator herein uses elastomeric material such as silica gel is made, lengthening section extend in extension, by an angle of end rotation of lengthening section, make the middle part of lengthening section that knob occur, lengthening section is become hourglass-shaped from column, now the position of the middle knob of lengthening section becomes the sealing position of lengthening section, and this sealing position has stronger elasticity, expanding ability is strong, and one of arbitrary diameter or several operating apparatus enter pneumoperitoneum and realize sealing through same passage successively or simultaneously, when apparatus enters, just enter and can not cause damage to lengthening section along the direction of knob, assist with finger-expanding Kaifeng and close position if middle, more convenient apparatus enters, different apparatuses enter abdomen intracavity operation by same handle hole, reduce operating difficulty, before operation, lengthening section, in natural relaxed state, makes material avoid chronic stretching.
A kind of scheme: the end of extension is interior step-like, in the axial side wall of step, be provided with rake tooth, the end of lengthening section is fixed with clamping ring, and the outer wall of clamping ring is provided with the rake tooth that matches with the rake tooth of step, realizes lengthening section clamp and be connected with extension knob by the circle that is rotatably connected. This is a kind of scheme, and before operation is used, lengthening section is in lax shape, and self does not have knob lengthening section, by being rotationally connected circle, rotates rake tooth, regulates after knob angle, and rake tooth cooperation realizes to be loosened; Step-like is after knob, can produce the stretching on axial direction to lengthening section, more improves sealing property.
First scheme: the outer wall of the end of extension is provided with rake tooth, the end of lengthening section is fixed with clamping ring, the inwall of clamping ring is provided with the rake tooth matching with the rake tooth of step, clamping ring is nested with on the end of extension, realizes lengthening section clamp and be connected with extension knob by the circle that is rotatably connected. This scheme is the distortion of the first scheme, and clamping ring is nested with the outside of extension.
The third scheme: the end of extension is provided with the slot of rectangle, and the end of lengthening section is fixed with clamping ring, and clamping ring snaps onto in slot, realizes lengthening section by the circle that is rotatably connected and clamps and be connected with extension knob. This scheme realizes clamping ring by the mode of extruding and loosens.
As preferably, the clamping ring of lengthening section end thickens formation for self, and other position intensity of the strength ratio lengthening section of clamping ring are large; Or the end of lengthening section connects the clamping ring of stainless steel or copper support by Fundamentals of Welding.
As preferably, the specification of handle hole is 30mm and 15mm, and the handle hole on guidance panel comprises the macropore of 30mm and the aperture of three 15mm, is also provided with the through hole that is communicated with flexible pipe on guidance panel. The size of handle hole will meet multiple apparatuses simultaneously in this handle hole and realize operation technique.
As preferably, the macropore on guidance panel is in eccentric position, and the side of through hole in three apertures also arranged in position, the same side in macropore of three apertures along arc. Macropore makes full use of the space of macropore periphery in eccentric position, and reserves enough spaces to the instrumentation in the aperture of side.
As preferably, extension is cone-shaped, and the diameter of extension end is 30mm, and the tube wall angle of inclination of extension is 25 °-40 °, and the height of extension is 35-45mm. The extension of taper tilts to inner apparatus or rotates and reserves enough spaces.
As preferably, on sealing cap, be provided with cylindrical tube, cylindrical tube extend in the lengthening section of obturator; Further the length of cylindrical tube is greater than the length of lengthening section, and the end of cylindrical tube reaches outside lengthening section. Rotating lengthening section, can draw in from outside, makes cylindrical tube locking simultaneously, grasps the anglec of rotation, is more beneficial to apparatus and inserts, and more can ensure sealing after insertion; This structure can increase the wall thickness of lengthening section, the wall thickness of cylindrical tube can reduce simultaneously, improves intensity and the security of lengthening section, also can reduce the angle of lengthening section rotation simultaneously, after lengthening section rotation, realize sealing by extruding cylindrical tube, be also convenient to apparatus and stretch into from knob position simultaneously.
As preferably, between obturator and sealing cap, set up rigid plastic sheet, on two surfaces of rigid plastic sheet, the periphery of handle hole is provided with bulge loop, the periphery of rigid plastic sheet is provided with chimb, between bulge loop and sealing cap and obturator, form hermetically-sealed construction, between chimb and sealing cap and obturator, form hermetically-sealed construction. The bulge loop of rigid plastic sheet and chimb are all to carry out crush seal for the periphery of the periphery to handle hole and seal member.
The invention has the beneficial effects as follows: the multiple-layer stacked structure of guidance panel inside, good airproof performance; On guidance panel, with multiple handle holes, apparatus can extend in abdominal cavity by handle hole, has reduced the wound in abdominal cavity; Lengthening section extend in extension, by an angle of end rotation of lengthening section, make the middle part of lengthening section that knob occur, lengthening section is become hourglass-shaped from column, now the position of the middle knob of lengthening section becomes the sealing position of lengthening section, and this sealing position has stronger elasticity, expanding ability is strong, and one of arbitrary diameter or several operating apparatus enter pneumoperitoneum and realize sealing through same passage successively or simultaneously.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a kind of cutaway view of the present invention;
Fig. 3 is the connection diagram of a kind of shell of the present invention;
Fig. 4 is the A-A view in Fig. 2 of the present invention;
Fig. 5 is the rotation schematic diagram of a kind of obturator of the present invention;
Fig. 6 is the second structural representation of the present invention;
Fig. 7 is the third structural representation of the present invention;
In figure: 1, shell, 2, aperture, 3, seal member, 4, portion is flexible coupling, 5, back-up ring, 6, cylindrical body, 12, through hole, 13, macropore, 14, sealing cap, 15, cover plate, 16, locating ring, 17, panel, 18, joint pin, 19, hard grog plate, 20, cylinder, 21, clamping ring, 22, clamping ring, 23, lengthening section, 24, extension, 25, sealing flap, 26, flanging, 27, vertical slot, 28, translot, 29, clamping slot, 30, rib, 31, step, 32, rake tooth, 33, obturator, 34, cylindrical tube, 35, groove, 36, lower protruding block, 37, upper protruding block, 38, slot.
Detailed description of the invention
Below by specific embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: a kind of laparoscopic incision sealing device (referring to accompanying drawing 1), comprises the guidance panel with multiple sealed handle holes in top, in the sleeve that has suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion 4 that is flexible coupling of attended operation panel and sleeve.
Guidance panel comprises shell 1 with endoporus, is arranged on the cylinder 20 at shell endoporus place and is arranged on the seal member 3 in cylinder. Shell structure triangular in shape, the position at place, leg-of-mutton three angles is provided with vertical joint pin (referring to accompanying drawing 3) by linking arm, and three joint pins are symmetrical arranged at shell place, and the relative linking arm of joint pin protrudes towards the center line of shell. On the end face of shell, be provided with the flanging 26 that inside axially bored line extends. In the periphery of cylinder the position of corresponding joint pin be provided with the vertical slot 27 suitable with the thickness of joint pin and with the suitable translot 28 of the height of joint pin, the end face of translot opposite shell is arcuate structure, one end shorter apart from end face is connected with vertical slot bottom, and the other end of translot parallels with the end face of shell. Column axis position is provided with shrinkage pool, and seal member is that multiple-layer stacked structure is positioned in shrinkage pool. The shrinkage pool bottom of cylinder is and the support portion of cylinder one on support portion, to be provided with corresponding handle hole. Handle hole on guidance panel is divided into a macropore 13 and three apertures 2, and macropore is in eccentric position, and the diameter of macropore is 30mm, the side of aperture in macropore, the diameter of aperture is 15mm, is also provided with the through hole 12 that is communicated with flexible pipe, the side of through hole in aperture on guidance panel.
Support portion arranges axially extended extension 24(referring to accompanying drawing 2 at the position at macropore place), the outer wall of extension is cone-shaped, and the angle of inclination of taper is 35 °, and the internal diameter of extension is 30mm, and the height of extension is 40mm. The end of extension is provided with step 31 inwardly, is provided with rake tooth 32(referring to accompanying drawing 4 in the axial side wall of step). Seal member is inwardly followed successively by cover plate 15, panel 17, sealing cap 14, rigid plastic sheet 19 and obturator 33 from the outer end of guidance panel, and handle hole arranges on seal member and is communicated with whole guidance panel (referring to accompanying drawing 2). Obturator is provided with lengthening section 23 at macropore place, lengthening section extend in extension, the end of lengthening section is fixed with copper clamping ring 22, in the periphery of clamping ring, be provided with rake tooth, the interior table diameter of the external diameter of clamping ring and step matches, when clamping ring snaps onto on step, the rake tooth on rake tooth and step on clamping ring matches. The endface position of clamping ring is provided with the column spinner of two symmetrical protruding column spinners or two symmetrical depressions. Obturator is provided with upper protruding block 37 and lower protruding block 36 at the periphery of macropore, and on support portion, the position of corresponding lower protruding block is provided with groove 35, and the width that groove is gone to the bottom is greater than the width of opening, and groove is skewed towards the side of extension axis. Obturator is connected with the sealing flap 25 of extension at the periphery of aperture, sealing flap is inserted in the aperture on support portion.
By a pliers or jig, end is clamped protruding column spinner or is inserted in the column spinner of depression, then rotate pliers or jig, make clamping ring rotate an angle, this angle general control is between 180 °-540 °, mainly to determine according to the size that when operation enters into the apparatus in macropore, after clamping ring rotates, drive lengthening section synchronously to rotate, and form a knob in the middle part of lengthening section and clamp position, the rake tooth on clamping ring coordinates with the rake tooth of extension end and prevents that clamping ring from reversing relax (referring to accompanying drawing 5).
On two surfaces of rigid plastic sheet, the periphery of handle hole is provided with bulge loop, and the periphery of rigid plastic sheet is provided with chimb, and bulge loop and chimb protrude the contour position (referring to accompanying drawing 2) of rigid plastic sheet. Between bulge loop and sealing cap and obturator, form hermetically-sealed construction, between chimb and sealing cap and obturator, form hermetically-sealed construction. When rigid plastic sheet is pushed down obturator, the bulge loop of macropore periphery forms and stops the upper protruding block on obturator. Panel is provided with protruding locating ring 16 at the periphery of handle hole.
The periphery of cover plate is provided with indent, and seal member is put in the shrinkage pool of cylinder, and jacket enters to cylinder upper end, joint pin is inserted in vertical slot, then rotation case makes joint pin move along translot, and the step of cover plate is pushed down in the flanging of shell simultaneously, and seal member is pressed in shrinkage pool. Locating ring on panel is inserted in the handle hole on cover plate and positions.
The periphery of the lower end of cylinder is provided with clamping slot 29(referring to accompanying drawing 3), the upper side edge of clamping slot is arc, and the lower side of clamping slot is the straight flange perpendicular with column axis, and clamping slot forms rib 30 between the lower surface apart from main body. The be flexible coupling upper end of portion is provided with the clamping ring outstanding to center 21, and the shape of clamping ring and the shape of clamping slot are suitable, and clamping ring snaps onto in clamping slot and completes and be tightly connected. The periphery of the upper end of sleeve is provided with clamping slot 29, and the lower side of clamping slot is arc, and the upper side edge of clamping slot is the straight flange perpendicular with sleeve axis. The be flexible coupling lower end of portion is provided with the clamping ring outstanding to center, and clamping ring snaps onto in the clamping slot of sleeve and completes and be tightly connected.
The middle part of sleeve is the cylindrical body 6 matching with stomach wall wound. The lower end of sleeve is provided with the back-up ring 5 of vertical sleeve axis.
Sleeve, the portion that is flexible coupling, obturator, sealing cap are that medical silica-gel is made, and shell, cylinder, rigid plastic sheet, panel and cover plate are that plastics are made.
Embodiment 2: a kind of laparoscopic incision sealing device (referring to accompanying drawing 6), comprises the guidance panel with multiple sealed handle holes in top, in the sleeve that has suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion 4 that is flexible coupling of attended operation panel and sleeve.
Guidance panel comprises shell 1 with endoporus, is arranged on the cylinder 20 at shell endoporus place and is arranged on the seal member 3 in cylinder. The shrinkage pool bottom of cylinder is and the support portion of cylinder one on support portion, to be provided with corresponding handle hole. Handle hole on guidance panel is divided into a macropore 13 and three apertures 2, and macropore is in eccentric position, and the diameter of macropore is 30mm, the side of aperture in macropore, the diameter of aperture is 15mm, is also provided with the through hole 12 that is communicated with flexible pipe, the side of through hole in aperture on guidance panel. Support portion arranges axially extended extension 24 at the position at macropore place, the end of extension is provided with step 31 outwardly, is provided with rake tooth 32 in the axial side wall of step. Seal member is inwardly followed successively by cover plate 15, panel 17, sealing cap 14, rigid plastic sheet 19 and obturator 33 from the outer end of guidance panel, and handle hole arranges on seal member and is communicated with whole guidance panel (referring to accompanying drawing 2). Obturator is provided with lengthening section 23 at macropore place, and lengthening section extend in extension, and the end of lengthening section is fixed with copper clamping ring 22, on the interior week of clamping ring, is provided with rake tooth. Turn up together with clamping ring and be nested with the end at extension in the end of lengthening section, the rake tooth of the rake tooth on clamping ring and extension end matches. On sealing cap, be provided with cylindrical tube 34, cylindrical tube extend in the lengthening section of obturator, and the thickness of cylindrical tube is less than the thickness of lengthening section. The end of clamping ring or lateral surface are provided with symmetrical rotary post, are rotationally connected circle by pliers or jig, and clamping ring drives the synchronous rotation of lengthening section and in the middle of lengthening section, produces knob and clamps position, and knob position clamps the cylindrical tube on sealing cap simultaneously. All the other structures are with reference to embodiment 1.
Embodiment 3: a kind of laparoscopic incision sealing device (referring to accompanying drawing 7), comprises the guidance panel with multiple sealed handle holes in top, in the sleeve that has suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion 4 that is flexible coupling of attended operation panel and sleeve.
Guidance panel comprises shell 1 with endoporus, is arranged on the cylinder 20 at shell endoporus place and is arranged on the seal member 3 in cylinder. The shrinkage pool bottom of cylinder is and the support portion of cylinder one on support portion, to be provided with corresponding handle hole. Handle hole on guidance panel is divided into a macropore 13 and three apertures 2. The periphery of macropore is provided with extension 24, is provided with the slot 38 of depression on the end face of extension. Seal member comprises cover plate 15, panel 17, sealing cap 14, rigid plastic sheet 19 and obturator 33, on obturator, the periphery of corresponding macropore is provided with lengthening section 23, the end of lengthening section is provided with clamping ring 22, clamping ring is that the end self of lengthening section thickens and forms, the cross section of clamping ring is square, and clamping ring snaps onto in slot. The bottom of slot is provided with protruding rake tooth, on end face corresponding to clamping ring, is provided with rake tooth, and after clamping ring snaps onto in slot, corresponding rake tooth cooperatively interacts. All the other structures are with reference to embodiment 1.
Above-described embodiment is several preferred version of the present invention, not the present invention is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim records.
Claims (10)
1. a laparoscopic incision sealing device, comprise the guidance panel with multiple sealed handle holes in top, in the sleeve that there is suitable elasticity and coordinate with human body incision of abdominal wall of bottom and the portion that is flexible coupling of attended operation panel and sleeve, guidance panel comprises the shell with endoporus, be arranged on the cylinder and the seal member that is arranged on the multiple-layer stacked textural association in cylinder at shell endoporus place, in cylinder, be provided with the support portion of one, seal member is supported in support portion, it is characterized in that seal member is inwardly followed successively by panel from the outer end of guidance panel, sealing cap and obturator, handle hole is arranged on seal member and is communicated with whole guidance panel, the medium position of support portion is provided with the extension extending to the portion that is flexible coupling, the medium position of obturator is provided with the lengthening section extending in extension, lengthening section has relaxed state and knob state in extension, when relaxed state, the end of lengthening section is freely connected with the end of extension, when knob state, the end of lengthening section is that knob clamping is connected with the end of extension.
2. laparoscopic incision sealing device according to claim 1, the end that it is characterized in that extension is interior step-like, in the axial side wall of step, be provided with rake tooth, the end of lengthening section is fixed with clamping ring, the outer wall of clamping ring is provided with the rake tooth that matches with the rake tooth of step, realizes lengthening section clamp and be connected with extension knob by the circle that is rotatably connected.
3. laparoscopic incision sealing device according to claim 1, the outer wall that it is characterized in that the end of extension is provided with rake tooth, the end of lengthening section is fixed with clamping ring, the inwall of clamping ring is provided with the rake tooth matching with the rake tooth of step, clamping ring is nested with on the end of extension, realizes lengthening section clamp and be connected with extension knob by the circle that is rotatably connected.
4. laparoscopic incision sealing device according to claim 1, it is characterized in that the end of extension is provided with the slot of rectangle, the end of lengthening section is fixed with clamping ring, and clamping ring snaps onto in slot, realizes lengthening section clamp and be connected with extension knob by the circle that is rotatably connected.
5. according to the laparoscopic incision sealing device described in claim 2 or 3 or 4, it is characterized in that the clamping ring of lengthening section end thickens formation for self, other position intensity of the strength ratio lengthening section of clamping ring are large; Or the end of lengthening section connects the clamping ring of stainless steel or copper support by Fundamentals of Welding.
6. according to the laparoscopic incision sealing device described in claim 1 or 2 or 3 or 4, the specification that it is characterized in that handle hole is 30mm and 15mm, handle hole on guidance panel comprises the macropore of 30mm and the aperture of three 15mm, is also provided with the through hole that is communicated with flexible pipe on guidance panel.
7. laparoscopic incision sealing device according to claim 6, is characterized in that macropore on guidance panel is in eccentric position, and the side of through hole in three apertures also arranged in position, the same side in macropore of three apertures along arc.
8. according to the laparoscopic incision sealing device described in claim 1 or 2 or 3 or 4, it is characterized in that extension is cone-shaped, the diameter of extension end is 30mm, and the tube wall angle of inclination of extension is 25 °-40 °, and the height of extension is 35-45mm.
9. according to the laparoscopic incision sealing device described in claim 1 or 2 or 3 or 4, it is characterized in that being provided with cylindrical tube on sealing cap, cylindrical tube extend in the lengthening section of obturator; Further the length of cylindrical tube is greater than the length of lengthening section, and the end of cylindrical tube reaches outside lengthening section.
10. according to the laparoscopic incision sealing device described in claim 1 or 2 or 3 or 4, it is characterized in that setting up rigid plastic sheet between obturator and sealing cap, on two surfaces of rigid plastic sheet, the periphery of handle hole is provided with bulge loop, the periphery of rigid plastic sheet is provided with chimb, between bulge loop and sealing cap and obturator, form hermetically-sealed construction, between chimb and sealing cap and obturator, form hermetically-sealed construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434108.2A CN103784171B (en) | 2012-11-05 | 2012-11-05 | Laparoscopic incision sealing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434108.2A CN103784171B (en) | 2012-11-05 | 2012-11-05 | Laparoscopic incision sealing device |
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| Publication Number | Publication Date |
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| CN103784171A CN103784171A (en) | 2014-05-14 |
| CN103784171B true CN103784171B (en) | 2016-05-04 |
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| CN201210434108.2A Active CN103784171B (en) | 2012-11-05 | 2012-11-05 | Laparoscopic incision sealing device |
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| CN104055546B (en) * | 2014-06-23 | 2016-03-16 | 河南科技大学第一附属医院 | A kind of Pneumoperitoneum closing device for laparoscopic operation with single-hole multi-channel |
| CN104055577B (en) * | 2014-06-23 | 2016-03-16 | 河南科技大学第一附属医院 | A kind of incision closure devices for laparoscopic surgery |
| CN104027139B (en) * | 2014-06-23 | 2016-02-17 | 河南科技大学第一附属医院 | A kind of Pneumoperitoneum closing device for laparoscopic operation |
| CN106388889B (en) * | 2016-11-25 | 2018-02-27 | 中国人民解放军第三军医大学第一附属医院 | Laparoscope penetration hole closer |
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Effective date of registration: 20180123 Address after: 315121 Zhejiang, Dongqian Lake tourism resort in Ningbo, North Branch Road No. 788 Patentee after: Ningbo Tianyi medical equipment Limited by Share Ltd Address before: 315020 Ningda Affiliated Hospital, No. 247, Jiangbei people's road, Ningbo City, Zhejiang Patentee before: Wang Xiaojun |
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