CN102727262B - Single-cut sealing device for laparoscopic surgery - Google Patents

Single-cut sealing device for laparoscopic surgery Download PDF

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Publication number
CN102727262B
CN102727262B CN201210163089.4A CN201210163089A CN102727262B CN 102727262 B CN102727262 B CN 102727262B CN 201210163089 A CN201210163089 A CN 201210163089A CN 102727262 B CN102727262 B CN 102727262B
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China
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sleeve
sealing device
laparoscopic surgery
obturator
ring
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CN102727262A (en
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王小军
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First Affiliated Hospital Of Ningbo University
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Individual
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Priority to CN201210163089.4A priority Critical patent/CN102727262B/en
Priority to US14/370,363 priority patent/US9393003B2/en
Priority to PCT/CN2012/078338 priority patent/WO2013104179A1/en
Publication of CN102727262A publication Critical patent/CN102727262A/en
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Abstract

The invention relates to a single-cut sealing device for laparoscopic surgery and overcomes the defects that in the prior art, a tubular anastomat is adopted in the laparoscopic surgery, the air leakage is easily caused, and the operation is inconvenient. The single-cut sealing device comprises an operation panel, a sleeve and a soft connecting part, wherein the operation panel is positioned on the top and is provided with a plurality of sealed operation holes, the sleeve is positioned at the bottom, has the proper elasticity and is matched with the abdominal wall cut of the human body, and the soft connecting part is connected with the operation panel and the sleeve. The single-cut sealing device is characterized in that symmetrical lug seats are arranged on the outer periphery of the upper end of the sleeve connected with the soft connecting part, a through hole is arranged between the lug seats, a circle of baffle ring is arranged on the outer periphery of the lower end of the sleeve, and a projected clamping part is arranged in a position of the upper surface of the baffle ring corresponding to the lug seats. The sleeve is inserted into the wound part of the abdominal wall, the baffle ring is positioned inside the abdominal cavity and realizes the blocking effect, the sleeve is prevented from being disengaged from the wound, a tensioning device fixes the sleeve, the wound wall is extruded and pressed by the elasticity generated by the sleeve to realize the sealing effect, the operation panel can do small-range steering around the soft connecting part, and the instrument operation is convenient.

Description

Laparoscopic surgery list cut sealing device
Technical field
The present invention relates to the sealing device in a kind of laparoscopic surgery, an especially a kind of otch meets the shared laparoscopic surgery list cut sealing device of multiple apparatus.
Background technology
Minimally invasive surgery taking laparoscopic surgery as representative at home development experience three phases: at the beginning of the 90's of 20th century, started excision and function reparation taking laparoscopic cholecystectomy as main benign lesion internal organs, the 90's of 20th century middle and late stage has been carried out the excision of gastrointestinal cancer, and 21 beginnings of the century started to enter the fast-developing and universal epoch of digestive tract tumor's minimally invasive surgery.Surgical operation has experienced from traditional abdominal to the transition of laparoscopic surgery that is described as " second revolution ", in recent years, experiencing again from porous laparoscopic surgery to single-hole laparoscopic surgery and even through the differentiation of the endoscopic body surface No-scar surgery of natural tract.Generally can adopt under umbilicus, on umbilicus the even otch such as longitudinal incision annulus umbilicalis through operation on umbilicus pathway.The current common 3 kinds of methods that have of foundation of passage: 1. use overall Port, with several fixing or unfixed Trocar, can insert instrumentation, abroad existing relevant finished product is produced, as Uni-X, R-Port, Gelport etc.Its weak point is that otch is relatively large, has interference between operating theater instruments, operation inconvenience.2. Trocar not of uniform size is connected, or in same otch, inserts respectively simply required Trocar.Its weak point, for very easily gas leakage and interference are very large, can be used conventional laparoscopy apparatus, can clinically carry out, but inconvenient operation.3. single diameter is that 10 mmTrocar insert peritoneoscope and air inlet maintains pneumoperitoneum pressure, the sharp property puncture of all the other laparoscopic instruments is inserted, or employing detached type Trocar (patent No. ZL2009 2 0078343.4), complete assist laparoscopic instrument enter abdominal cavity backed off after random Trocar, in operative process, only retain 10 mm Trocar.
Patent Office of the People's Republic of China discloses a CN101129273A document on February 27th, 2008, name is called device for sealing abdominal wall lancing for peritoneoscope operation, and this sealer comprises elasticity grommet and soft cover, and one end of soft cover is connected with described elasticity grommet, and its other end is opening.The sealer of this structure is to be squeezed in incision periphery and grommet formation hermetically-sealed construction by soft cover inflation, but soft cover tympanites sealing is not too reliable, and the other end sealing of soft cover is poor, easily gas leakage, this just causes the pressure decreased in soft cover can not tympanites, the extruding force of soft cover and incision periphery is diminished, cause incision periphery gas leakage, impact operation is carried out.
Summary of the invention
The invention solves laparoscopic surgery in prior art and use circular stapler, easily cause gas leakage, unhandy shortcoming, provides a kind of easy to use, and can effectively play the laparoscopic surgery list cut sealing device that sealing prevents that abdominal cavity from leaking gas.
It is more more that the present invention has also solved in prior art laparoscopic surgery wound, brings the defect of larger wound to patient, provides a kind of hole that multiple operation tool is needed to gather on a panel, and reduce the laparoscopic surgery list cut sealing device of wound.
The present invention has also solved the multiple apparatuses of peritoneoscope in prior art and has entered abdominal cavity through multiple handle holes, causes the defect that wound is larger, provides an a kind of hole multichannel also can be widely used in the laparoscopic surgery list cut sealing device of various single-hole laparoscopic surgeries.
The technical solution adopted for the present invention to solve the technical problems is: a kind of 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.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; Sleeve has elasticity and can be out of shape, on medical, generally adopt medical polyurethane (also can use medical silica-gel), when insertion, sleeve and back-up ring crimp, insert from incision, when back-up ring enters into intraperitoneal, sleeve and back-up ring reinstatement, the skin inwall that back-up ring touch abdominal cavity forms barrier structure, prevents that sleeve from deviating from; It is mainly to facilitate pliers to clamp sleeve to make sleeve distortion that ear seat and clamping part coordinate, clamping part projection is convenient to the end clamping of pliers, on ear seat, through hole is set, and is mainly that pliers is positioned, make the squeezing action power of pliers all be applied on sleeve, sleeve extruding distortion thoroughly simultaneously; 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 that wound is brought, be beneficial to patient's early recovery; The be flexible coupling middle part of portion is spherical structure, and the two ends of the portion that is flexible coupling are circular port, and spherical diameter is greater than the diameter of the circular port at the portion two ends that are flexible coupling; The be flexible coupling middle part of portion expand into spherical, the middle portion that is flexible coupling of naturalness or pneumoperitoneum state is outwards slightly roused, can reduce the possibility that apparatus scratches this pars intermedia, in addition operation while needing guidance panel can be around axle center clockwise or inhour rotate within the specific limits, being flexible coupling to expand in the middle of portion is beneficial to the space of guidance panel axial-rotation, and after rotation, pars intermedia still can retain certain space; Because sleeve diameter has enough working places, can in sleeve, enter abdominal cavity for peritoneoscope and other two conventional apparatuses, and under the cooperation of other handle holes, complete dissociating around stomach under peritoneoscope, and further peritoneoscope being moved to after other handle holes and entering diameter by this device is that the circular stapler of 25mm is realized gastrointestinal end-to-side anastomosis, also can exit proper time this Pneumoperitoneum closing device temporarily, utilize stomach wall handle hole under laparoscopic illumination guiding, can save consumptive material expense by the straight cuts closer of abdominal from disconnected specimen.
As preferably, the position that sleeve is connected with the portion that is flexible coupling is provided with for fixed muffle or for retracting the tensioner of sleeve, tensioner adopts medical kernmantle or silica gel elastic webbing.Tensioner plays tensioning and fixation in the time that sleeve is inserted into abdominal incision inside, prevent that sleeve from continuing to extend into intraperitoneal, simultaneously in exiting sleeve as the parts of the application of force, especially when the thickness of stomach wall is greater than the height of sleeve, now only have tensioner to expose outside, be convenient to sleeve and exit; Tensioner also can use other to meet the parts of medical transmission power.
As preferably, the middle part of sleeve is the cylindrical body matching with stomach wall wound, and the plane at back-up ring place and the axis of cylindrical body are perpendicular, and ear seat parallels with back-up ring, the same axial direction of the clamping part on ear seat and back-up ring in sleeve.Sleeve in the time being inserted in otch, with two pairs of pliers, the corresponding clamping part of a pair of tongs, a foot of pliers inserts from the through hole of ear seat, another foot of pliers from the outside of ear seat through and converge clamping at clamping part.
The height of sleeve is 35-45mm, and the internal diameter of the cylindrical body of sleeve is divided into 32mm, 25mm and 20mm according to operation specification; Back-up ring width is diametrically 8-12mm; In cylindrical body, be less than the thickness of the cylindrical body sidewall at clamping part place with the thickness of the perpendicular two side of clamping part.The width of back-up ring will be applicable to sleeve ends and be inserted in otch, also can prevent that sleeve from exiting after recovery; Be inserted in otch for ease of sleeve, on the sidewall of cylindrical body, have thinner position, this position to be convenient to distortion, also facilitate two pairs of pliers to exert all one's strength simultaneously.
Clamping part is H shape, and the side cross-section of clamping part is shaped as wedge shape, the outer wall place of the large side of wedge shape height in sleeve, and the middle crosspiece of clamping part H shape is perpendicular with the line at corresponding diameter place.Clamping part is wedge shape, can play to back-up ring the effect of reinforcement, prevents that barrier force deficiency from causing sleeve to exit; Clamping part can also be other shapes, such as flute profile or cross or in-line.
As preferably, guidance panel comprises shell with endoporus, is arranged on the cylinder at shell endoporus place and is arranged on the seal member in cylinder; Column axis position is provided with shrinkage pool, and seal member is that multiple-layer stacked structure is positioned in shrinkage pool; On the end face of shell, be provided with the flanging that inside axially bored line extends, seal member is pushed down in flanging; Described seal member is inwardly followed successively by panel, sealing cap and obturator from the outer end of guidance panel, and handle hole arranges on seal member and is communicated with whole guidance panel; On guidance panel, need to be provided with an air inlet three-way cock according to what perform the operation.Seal member is multiple-layer stacked structure, can play the effect of sealing, especially can play good sealing function for handle hole periphery; It is mainly the periphery of pushing down seal member that seal member is pushed down in flanging on shell end face, thereby can prevent the gas leakage of seal member periphery; Obturator and sealing cap are made and are had elasticity by silica gel, just form sealing if be squeezed; Panel adopts plastics to have hardness, is convenient to be connected and fixed; Air inlet three-way cock connects pneumoperitoneum pipe, by pneumoperitoneum apparatus toward intraperitoneal gas injection.。
As preferably, obturator is provided with elastic diaphragm seal at handle hole place, and the centre of diaphragm seal is provided with aperture, and the diameter of aperture is less than the diameter of corresponding operating apparatus, and the inner side of diaphragm seal is provided with the flap valve of splitting in closed condition.When being provided with apparatus in handle hole and being inserted in handle hole, diaphragm seal tightly wraps apparatus, prevents that gas from leaking from the periphery of apparatus, and when apparatus exits handle hole, flap valve prevents gas leakage in closed condition.
As preferably, it bottom the shrinkage pool of cylinder, is the support portion with cylinder one, on support portion, be provided with corresponding handle hole, obturator is arranged on support portion, the diaphragm seal of obturator is inserted in the handle hole of support portion, 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.Support portion is used for supporting seal member, and the flanging of support portion and shell is simultaneously fixed seal member; 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.
As preferably, panel, sealing cap, rigid plastic sheet, obturator are provided with connecting hole, and the position of the corresponding connecting hole in support portion is provided with jack, and jack inwall is provided with the stop portion of wedge shape; The surface coverage of panel has cover plate, is provided with corresponding handle hole on cover plate, and the back side of cover plate is provided with vertical inserted link, and the end of inserted link is the sphenocephaly matching with stop portion, leaves the gap that sphenocephaly exits between inserted link and jack; Shell structure triangular in shape, the position at place, leg-of-mutton three angles is provided with vertical joint pin, in the periphery of cylinder the position of corresponding joint pin be provided with the vertical slot suitable with the thickness of joint pin and with the suitable translot 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.Inserted link is through connecting hole, and the end of inserted link is inserted in jack, and sphenocephaly matches with stop portion and forms back-off and lock, and prevents that cover plate from arbitrarily dismantling; Inserted link coordinates with jack, and cover plate can be compressed the gap of handle hole periphery, prevents gas leakage; Between inserted link and jack, leave the gap that sphenocephaly exits, sphenocephaly can be rotated in jack, the root of inserted link and cover plate are separated, inserted link rotates 180 °, just can make sphenocephaly and stop portion separate mutually, thereby inserted link is exited in jack, each layer of seal member can be taken apart like this; The locking that matched with vertical slot and translot of joint pin on shell, the joint pin of shell is first inserted in vertical slot, then rotates an angle, and joint pin forwards the position of translot level to, in this process, the flanging of shell is pushed sealing gradually and is finally connected with cylinder.
As preferably, one of them handle hole on guidance panel can be inserted flexible pipe, is connected with three-way cock on flexible pipe, and the end of flexible pipe is connected with a clamping part with proper strength.Flexible pipe by three-way cock can realize aerofluxus, suck blood, flushing function, therefore can save operating time without the frequent apparatus of changing, when operation, flexible pipe is placed near operating space, smoke discharging effect is better, hose end clamping part has proper strength, and when laparoscopic instrument clamps hose end to target location, tube chamber can not pressed from both sides and close completely, apparatus slightly firmly can completely press from both sides tube chamber to close again, thereby has avoided lasting attraction to cause abdominal cavity air pressure sharply to decline.
The invention has the beneficial effects as follows: sleeve is inserted into the wound place of stomach wall, back-up ring is in inside, abdominal cavity, and the portion that is flexible coupling is in outside, abdominal cavity, back-up ring plays barrier effect, prevent that sleeve from deviating from from wound, tensioner is fixed sleeve, and the elastic force that sleeve produces pushes wound wall and plays sealing; Guidance panel can be done turning among a small circle around the portion that is flexible coupling, and facilitates instrumentation, and in handle hole, band sealing can prevent abdominal cavity gas leakage; The multiple-layer stacked structure of guidance panel inside, good airproof performance; On guidance panel, with multiple handle holes, apparatus can extend into intraperitoneal by handle hole, has reduced the wound in abdominal cavity, a hole multi-channel structure, and operation cost is also saved in convenient operation simultaneously; Be provided with and specialize in the apparatus that diameter reaches 25mm and enter the passage of pneumoperitoneum, complete gastrointestinal end-to-side anastomosis and be convenient to implement thereby make circular stapler enter pneumoperitoneum.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is a kind of decomposition texture schematic diagram of the present invention;
Fig. 3 is a kind of cutaway view of the present invention;
Fig. 4 is the connection diagram of a kind of shell of the present invention;
Fig. 5 is the structural representation of a kind of obturator of the present invention;
Fig. 6 is the structural representation of a kind of rigid plastic sheet of the present invention;
Fig. 7 is the connection diagram of a kind of inserted link of the present invention and jack;
In figure: 1, shell, 2, handle hole, 3, seal member, 4, portion is flexible coupling, 5, back-up ring, 6, cylindrical body, 7, silica gel elastic webbing, 8, clamping part, 9, crosspiece, 10, ear seat, 11, through hole, 12, cover plate, 13, step, 14, inserted link, 15, guide margin, 16, panel, 17, sealing cap, 18, bulge loop, 19, chimb, 20, rigid plastic sheet, 21, obturator, 22, shrinkage pool, 23, variant part, 24, air inlet, 25, connecting hole, 26, flanging, 27, joint pin, 28, cylinder, 29, support portion, 30, clamping ring, 31, clamping slot, 32, jack, 33, stop portion, 34, sphenocephaly, 35, vertical slot, 36, translot, 37, diaphragm seal, 38, spigot surface.
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: a kind of laparoscopic surgery list cut sealing device (referring to accompanying drawing 1), comprises the guidance panel with multiple sealed handle holes 2 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 28 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 4) 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 that inside axially bored line extends.In the periphery of cylinder the position of corresponding joint pin be provided with the vertical slot 35 suitable with the thickness of joint pin and with the suitable translot 36 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 22, 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 29 of cylinder one on support portion, to be provided with corresponding handle hole 2.On support portion, be provided with four jack 32(accompanying drawings 3 of indent and bottom lock), jack is distributed in the periphery of handle hole.Seal member is inwardly followed successively by cover plate 12, panel 16, sealing cap 17, rigid plastic sheet 20 and obturator 21 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 elastic diaphragm seal 37(referring to accompanying drawing 5 at handle hole place), the centre of diaphragm seal is provided with aperture, and the diameter of aperture is less than the diameter of corresponding operating apparatus, and the inner side of diaphragm seal is provided with the flap valve of splitting in closed condition.Obturator is arranged on support portion, and the diaphragm seal of obturator is inserted in the handle hole of support portion.The handle hole place of sealing cap is provided with elastic diaphragm seal, and the diaphragm seal of sealing cap is inserted in the handle hole on rigid plastic sheet and extend into the handle hole interior (referring to accompanying drawing 3) of obturator.On two surfaces of rigid plastic sheet, the periphery of handle hole is provided with bulge loop 18, and the periphery of rigid plastic sheet is provided with chimb 19, and bulge loop and chimb protrude the contour position (referring to accompanying drawing 6) 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.The periphery of the handle hole on panel is provided with guide margin 15, and when cover plate covers panel, guide margin is inserted in the handle hole of cover plate.The periphery of cover plate is provided with step 13, 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.On the lower surface of cover plate, be provided with the inserted link 14 of corresponding jack, on panel, sealing cap, rigid plastic sheet and obturator, be provided with the connecting hole corresponding with jack 25, the end of inserted link is through connecting hole and be inserted into jack internal locking, makes cover plate can compress the gap between handle hole.Jack inwall is provided with the stop portion 33 of wedge shape, the central angle that stop portion accounts for jack is 145 °, the upper surface of stop portion is provided with the spigot surface 38 of inclination, the end of inserted link is the sphenocephaly 34 matching with stop portion, the central angle that sphenocephaly occupies inserted link is 180 °, leaves the gap that sphenocephaly exits between inserted link and jack.Inserted link strain is convenient in this gap, sphenocephaly is inserted in jack to be coordinated with stop portion and forms locking, inserted link is separated with cover plate from root, 180 ° of rotation inserted links, sphenocephaly and stop portion are separated, thereby inserted link can be exited in jack to fractionation (referring to accompanying drawing 7) that so can complete operation panel.On guidance panel, need to be provided with an air inlet 24 according to what perform the operation, air inlet position connecting tee switch is convenient to inflate in pneumoperitoneum, sets up pneumoperitoneum pressure.
The periphery of the lower end of cylinder is provided with clamping slot 31(referring to accompanying drawing 3 accompanying drawings 4), the upper side edge of clamping slot is arc, the lower side of clamping slot is the straight flange perpendicular with column axis.The be flexible coupling upper end of portion is provided with the clamping ring outstanding to center 30, 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 31, 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 upper end periphery of sleeve is provided with two symmetrical ear seats 10 and two symmetrical hangers, and ear seat and hangers are perpendicular, and the center of Er Zuo center and hangers is provided with through hole 11.The through hole of hangers is fixedly connected with silica gel elastic webbing 7.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, and the position that back-up ring upper surface is corresponding with ear seat is provided with protruding clamping part 8.Ear seat parallels with back-up ring, the same axial direction of the clamping part on ear seat and back-up ring in sleeve.Clamping part is H shape, and the side cross-section of clamping part is shaped as wedge shape, the outer wall place of the large side of wedge shape height in sleeve, and the middle crosspiece 9 of clamping part H shape is perpendicular with the line at corresponding diameter place.Crosspiece is corresponding with the through hole of ear seat.The height of sleeve is 40mm, and the internal diameter of the cylindrical body of sleeve is divided into 32mm or 25mm or 20mm according to operation specification.Back-up ring width is diametrically 10mm.On cylinder, be variant part 23 with the perpendicular two side of clamping part, the thickness of variant part is less than the thickness at other positions of cylinder.
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.If sleeve is made with medical polyurethane, sleeve top adopts secondary forming to add strong hardness with medical plastic.
When operation, use two pairs of pliers, two pairs of pliers, two ear seats of corresponding sleeve respectively, every pincers foot pliers inserts from the through hole of ear seat, the crosspiece of clamping part is converged and clamps in the end of the end of this pincers foot and another pincers foot at clamping part, the crosspiece of another clamping part is clamped in the same operation of another a pair of tongs, two pairs of pliers are exerted all one's strength and are inserted from the incision of abdominal part, what back-up ring was subject to stomach wall stops generation warpage, deform at variant part, when back-up ring enters into intraperitoneal, sleeve and back-up ring reinstatement, the skin inwall that back-up ring touch abdominal cavity forms barrier structure.Silica gel elastic webbing is fixed to the outside of stomach wall sleeve is fixed.After fixing, can perform the operation according to the process of operation.
Above-described embodiment is a kind of 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 (9)

1. a 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 of 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, it is characterized in that guidance panel comprises the shell with endoporus, be arranged on the cylinder at shell endoporus place and be arranged on the seal member in cylinder, column axis position is provided with shrinkage pool, and seal member is that multiple-layer stacked structure is positioned in shrinkage pool, on the end face of shell, be provided with the flanging that inside axially bored line extends, seal member is pushed down in flanging, described seal member is inwardly followed successively by panel, sealing cap and obturator from the outer end of guidance panel, and handle hole arranges on seal member and is communicated with whole guidance panel, on guidance panel, need to be provided with an air inlet three-way cock according to what perform the operation.
2. laparoscopic surgery list cut sealing device according to claim 1, it is characterized in that position that sleeve is connected with the portion that is flexible coupling is provided with for fixed muffle or for retracting the tensioner of sleeve, tensioner adopts medical kernmantle or silica gel elastic webbing.
3. laparoscopic surgery list cut sealing device according to claim 1, the middle part that it is characterized in that sleeve is the cylindrical body matching with stomach wall wound, the plane at back-up ring place and the axis of cylindrical body are perpendicular, ear seat parallels with back-up ring, the same axial direction of the clamping part on ear seat and back-up ring in sleeve.
4. laparoscopic surgery list cut sealing device according to claim 3, the height that it is characterized in that sleeve is 35-45mm, the internal diameter of the cylindrical body of sleeve is divided into 32mm or 25mm or 20mm according to operation specification; Back-up ring width is diametrically 8-12mm.
5. laparoscopic surgery list cut sealing device according to claim 1, is characterized in that clamping part is H shape, and the side cross-section of clamping part is shaped as wedge shape, the outer wall place of the large side of wedge shape height in sleeve.
6. according to the laparoscopic surgery list cut sealing device described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that obturator is provided with elastic diaphragm seal at handle hole place, the centre of diaphragm seal is provided with aperture, the diameter of aperture is less than the diameter of corresponding operating apparatus, and the inner side of diaphragm seal is provided with the flap valve of splitting in closed condition.
7. laparoscopic surgery list cut sealing device according to claim 6, the shrinkage pool bottom that it is characterized in that cylinder for the support portion of cylinder one, on support portion, be provided with corresponding handle hole, obturator is arranged on support portion, the diaphragm seal of obturator is inserted in the handle hole of support portion, 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.
8. laparoscopic surgery list cut sealing device according to claim 7, it is characterized in that panel, sealing cap, rigid plastic sheet, obturator are provided with connecting hole, the position of the corresponding connecting hole in support portion is provided with jack, and jack inwall is provided with the stop portion of wedge shape; The surface coverage of panel has cover plate, is provided with corresponding handle hole on cover plate, and the back side of cover plate is provided with vertical inserted link, and the end of inserted link is the sphenocephaly matching with stop portion, leaves the gap that sphenocephaly exits between inserted link and jack; Shell structure triangular in shape, the position at place, leg-of-mutton three angles is provided with vertical joint pin, in the periphery of cylinder the position of corresponding joint pin be provided with the vertical slot suitable with the thickness of joint pin and with the suitable translot 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.
9. according to the laparoscopic surgery list cut sealing device described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that one of them handle hole on guidance panel can insert flexible pipe, on flexible pipe, be connected with three-way cock, the end of flexible pipe is connected with second clamping part with proper strength.
CN201210163089.4A 2012-01-12 2012-05-23 Single-cut sealing device for laparoscopic surgery Active CN102727262B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201210163089.4A CN102727262B (en) 2012-05-23 2012-05-23 Single-cut sealing device for laparoscopic surgery
US14/370,363 US9393003B2 (en) 2012-01-12 2012-07-09 Device for sealing single incision from laparoscopic surgery
PCT/CN2012/078338 WO2013104179A1 (en) 2012-01-12 2012-07-09 Device for sealing single incision from laparoscopic surgery

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Application Number Priority Date Filing Date Title
CN201210163089.4A CN102727262B (en) 2012-05-23 2012-05-23 Single-cut sealing device for laparoscopic surgery

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CN102727262A CN102727262A (en) 2012-10-17
CN102727262B true CN102727262B (en) 2014-08-27

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