CN204218872U - Single-hole laparoscopic surgery service aisle - Google Patents
Single-hole laparoscopic surgery service aisle Download PDFInfo
- Publication number
- CN204218872U CN204218872U CN201420694734.XU CN201420694734U CN204218872U CN 204218872 U CN204218872 U CN 204218872U CN 201420694734 U CN201420694734 U CN 201420694734U CN 204218872 U CN204218872 U CN 204218872U
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- CN
- China
- Prior art keywords
- sheath body
- air bag
- top cover
- service aisle
- hole
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- Expired - Fee Related
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Abstract
This utility model relates to technical field of medical instruments, is a kind of service aisle through umbilicus single-hole laparoscopic surgery.Be made up of top cover (1), sheath body (2), outer snap ring (3), top cover is high resiliency fornix type, is made up of four service aisles (1.1), air inlet (1.2), steam vent (1.3); Intake and exhaust channel navigates within top cover sidewall and is opened on inside wall, and top cover can screw with sheath body top.The sheath body first half is inverted cone-shaped, and Lower Half is column type, and there is air bag injecting hole (2.3) side, top, and air bag breather (2.6) navigates within sheath body wall and communicates with bottom air bag (2.5); After air bag gas injection, outer snap ring (3) can clamp stomach wall in vitro along sheath body column type first half external screw thread (2.4) turn downwards.This utility model structure is simple, and air-tightness is fabulous, and operating surface ductility is good, simple operation, makes to become safe and efficient through the operation of umbilicus single-hole multi-channel.
Description
Technical field
This utility model relates to medical instruments field, is a kind of single-hole multi-channel through umbilicus single-hole laparoscopic surgery operation sheath.
Background technology
At present, laparoscopic technique is widely used in clinical surgery operation, as Urology Surgery, department of general surgery, thoracic surgery, orthopaedics, gynecological, children surgical department etc.It is the hole of 5 ~ 12mm that conventional laparoscopy technology need make a call to 3 ~ 5 diameters at stomach wall usually, settles sleeve pipe (trocar) in hole, and sleeve pipe is respectively used to insert endoscope and various operating theater instruments is performed the operation.But such modus operandi can leave the cicatrix of many places dispersion, affects attractive in appearance.Therefore, recent domestic has risen through umbilicus single-hole laparoscopic surgery, this natural cicatrix of umbilical part is utilized to set up operation path as otch, confirm that surgical effect is performed the operation consistent with conventional laparoscopy at present, and unnecessary otch is not increased except this natural cicatrix of umbilical part, so cosmetic result is remarkable, demonstrate good potential applicability in clinical practice.Because sight glass in single-hole laparoscopic surgery and operating apparatus all pass in and out from same passage, inevitably air-tightness and apparatus interference problem, numerous research worker is devoted to the design of single hole surgical work passage to overcoming these defects, improve procedure efficiency, but up to the present also can solve all problems without any a operation sheath.The good and bad standard evaluating operation sheath comprises: assembling and disassembling is convenient; Air-tightness is good; Operation degree of freedom is large; The key elements such as apparatus disturbs mutually can be reduced.In view of the commercialization single hole passage come into operation at present all exists various deficiency, in the urgent need to designing the more practical reliable operation sheath of one.
Summary of the invention
This utility model provides that a kind of structure is simple, and easy for installation, air-tightness is fabulous, simple operation through umbilicus single-hole multi-channel operation sheath.
This utility model is made up of top cover (1), sheath body (2) and outer snap ring (3), described top cover (1) top has four 5-12mm unidirectional valve formulas service aisle (1.1), an air inlet (1.2) and a steam vent (1.3), and this air inlet and steam vent are communicated with inner side by the inlet channel navigating within top cover sidewall; Described sheath body (2) first half is inverted cone-shaped, Lower Half is column type, wherein the cylindrical part first half establishes external screw thread (2.4), inverted cone-shaped operative tip side is provided with air bag injecting hole (2.3), this air bag injecting hole (2.3) one end is connected with syringe by two-way air vent valve, or connecting the venting of rubber extension tube control note, the other end is communicated with bottom air bag (2.5) by the air bag breather (2.6) navigating within sheath body wall; Described outer snap ring (3) along the external screw thread of sheath body cylindrical portion (2.4) turn up and down, can clamp stomach wall in vitro, sheath body and stomach wall are fitted closely after air bag gas injection.
During use, first on umbilicus edge, do a 2cm curved incision routinely, direct-view lower incision umbilical part fibrous tissue, peritoneum enter abdominal cavity.Before airbag aeration, wild card ring set is entered sheath body, be threaded to cylinder part top, sheath body is put into otch and enters into stomach wall completely to air bag, 100ml is about to air bag gas injection by air bag injecting hole, by outside for sheath body tractive after having inflated, simultaneously by outer snap ring backspin, stomach wall and outer snap ring, air bag is made to fit tightly in aggregates.Sealing ring is placed in sheath body top, then top cover and sheath body have been screwed sheath of performing the operation installs.Connect pneumoperitoneum apparatus gas injection to top cover air inlet, after setting up pneumoperitoneum, start operation technique; When needing label taking this time in art, top cover can be screwed off, specimen is taken out in sheath body, again loading onto top cover and just can proceed operation technique; After operation terminates, take out gas in most air bag from air bag injecting hole, top cover, outer snap ring are extracted external together with the assembly of sheath body.
This utility model structure is simple, and assembling and disassembling is convenient, and air-tightness is fabulous, simple operation, can meet multiple through umbilicus single-hole laparoscopic surgery needs.
Accompanying drawing explanation
Fig. 1 is the structural representation of top cover of the present utility model, sheath body and outer snap ring.
Fig. 2 is top cover of the present utility model, sheath body and outer snap ring assembly partly cut open schematic diagram.
Fig. 3 is four-way channel type top cover Facad structure schematic diagram of the present utility model.
Fig. 4 is outer snap ring Facad structure schematic diagram of the present utility model.
Specific embodiments
Now in conjunction with the accompanying drawings and embodiments this utility model is described in detail.
This utility model is made up of top cover (1), sheath body (2) and outer snap ring (3).In embodiment, after surgical incision sets up umbilical part stomach wall passage, first measure thickness of abdominal wall, select the sheath body of proper height, because abdominal wall soft tissue has pliability, the sheath body cylindrical portion optimum altitude selected is as the criterion so that air bag can just be made to insert intraperitoneal completely, makes sheath height as far as possible low, can increase the activity point of view of operating theater instruments like this.Wild card ring set is entered the sheath body 2 of the non-gas injection of air bag, be threaded to top, sheath body column type portion, the sheath body installing outer snap ring is put into otch and enters into intraperitoneal completely to air bag 2.5, because sheath body is cylinder type, can be also moulding in column type by stomach wall passage after inserting.50ml syringe is connected with air bag injecting hole by two-way air vent valve 2.6, also syringe can be connected injecting hole gas injection by rubber extension tube; In air bag, inject about 100ml gas, complete the installation of part in sheath body abdomen.
By the outwards tractive of the sheath body 2 after air bag 2.5 gas injection, simultaneously by outer snap ring 3 backspin clamping stomach wall outer body, make stomach wall and outer snap ring, sheath body compact siro spinning technology in aggregates.Uniform rings shape silica gel sealing ring 2.1 is put into bottom sheath body top internal coiling 2.2, then top cover external spiral 1.4 is screwed with the internal coiling 2.2 of sheath body upper end be connected sheath integral installation of performing the operation.
Connect pneumoperitoneum apparatus gas injection to top cover air inlet 1.2, after setting up pneumoperitoneum, start operation technique.There are four 5-12mm unidirectional valve formula anti-gas-leak service aisles 1.1 on the top of top cover 1, is distributed in high resiliency fornix type and covers.Flexible cover has fabulous ductility, allows any pendulum angle of apparatus through passage, can make full use of the work angle that sheath body passage provides like this.In addition, because sheath body of the present utility model is connected closely with stomach wall, and sheath body itself also has certain elasticity, when some need the operation technique of special wide-angle, the operating theater instruments through passage drives whole sheath body and movable abdominal wall can also increase some extra work angles further.Air inlet 1.2 and steam vent 1.3 can be connected two-way air vent valve 2.6 according to operation need control input and output gas flow.In addition, according to difference operation demand, this utility model is applicable to by conventional laparoscopic, head four direction bendable integral type peritoneoscope, pre-bending single-hole laparoscopic surgery special equipment, ordinary straight apparatus etc.
Top cover steam vent 1.3 can control extraction flow, to keep visual area clear by connecting the prolongation of common rubber tube.In conjunction with situation in art, control venting opportunity and duration with vascular forceps clamping leather hose and do not disturb patient to operate, thus decreasing the impact directly regulating opponent's art to operate on sheath body.
Professional and technical personnel can implement the technical program by above description.
Top cover 1 of the present utility model is four-way high resiliency fornix type lid, and four-way assumes diamond in shape arrangement, and left channel diameter is 5mm, and the diameter of upper and lower two passages is 10mm, and the diameter of right channel is 12mm.Top cover external diameter is 72mm, and whole height is 20mm, threaded portion height 8mm, and wall thickness is 3mm, air inlet, steam vent position wall thickness 5mm; High resiliency fornix portion and unidirectional valve channel material are silicone rubber; Sheath body 2 is the integrated design, material is thermoplastic elastic macromolecular material, sheath body reverse taper portion height is 20mm, and cylindrical portion height has 20mm, 30mm, 40mm and 50mm different size, is applicable to different thickness of abdominal wall patient, top outer diameter is 76mm, the cylinder first half has male thread portion external diameter 38mm, Lower Half smooth part external diameter 36mm, and sheath body wall is thick is 4mm, bottom sheath body, the diameter of air bag 2.5 is 10mm, and wall thickness is 0.5mm.Outer snap ring 3 material is rustless steel or polrvinyl chloride (PVC), and thickness is 4mm, and width is 15mm;
All equivalences of doing according to structure, feature and the principle described in this utility model inventional idea or simple change, be included in the protection domain of this utility model patent.
Claims (5)
1. a single-hole laparoscopic surgery service aisle, it is characterized in that, this passage is made up of top cover (1), sheath body (2) and outer snap ring (3), described top cover (1) top has four 5-12mm unidirectional valve formulas service aisle (1.1), an air inlet (1.2) and a steam vent (1.3), and this air inlet and steam vent are communicated with inner side by the inlet channel navigating within top cover sidewall; Described sheath body (2) first half is inverted cone-shaped, Lower Half is column type, wherein the cylindrical part first half establishes external screw thread (2.4), inverted cone-shaped operative tip side is provided with air bag injecting hole (2.3), this air bag injecting hole (2.3) one end is connected with syringe by two-way air vent valve, or connecting the venting of rubber extension tube control note, the other end is communicated with bottom air bag (2.5) by the air bag breather (2.6) navigating within sheath body wall; Described outer snap ring (3) along the external screw thread of sheath body cylindrical portion (2.4) turn up and down, can clamp stomach wall in vitro, sheath body and stomach wall are fitted closely after air bag gas injection.
2. according to the single-hole laparoscopic surgery service aisle described in claim 1, it is characterized in that: described top cover is the fornix type lid that high elastic rubber is made.
3. according to the single-hole laparoscopic surgery service aisle described in claim 2, it is characterized in that: described sheath body is that thermoplastic elastic macromolecular material is made, and air bag is the integrated component that silicone rubber is made.
4. according to the single-hole laparoscopic surgery service aisle described in claim 3, it is characterized in that: described outer snap ring is that rustless steel or polrvinyl chloride (PVC) material are made.
5. according to the single-hole laparoscopic surgery service aisle one of claim 1-4 Suo Shu, it is characterized in that: top cover (1) is screwed by the female thread (2.2) of external screw thread (1.3) with sheath body (2) top, and sets up silicone rubber O-ring (2.1) with enhanced leaktightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694734.XU CN204218872U (en) | 2014-11-19 | 2014-11-19 | Single-hole laparoscopic surgery service aisle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694734.XU CN204218872U (en) | 2014-11-19 | 2014-11-19 | Single-hole laparoscopic surgery service aisle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204218872U true CN204218872U (en) | 2015-03-25 |
Family
ID=52917031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420694734.XU Expired - Fee Related CN204218872U (en) | 2014-11-19 | 2014-11-19 | Single-hole laparoscopic surgery service aisle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204218872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397666A (en) * | 2021-07-20 | 2021-09-17 | 王倩青 | Single-port multi-channel operation sheath for transumbilical single-port laparoscopic surgery |
-
2014
- 2014-11-19 CN CN201420694734.XU patent/CN204218872U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397666A (en) * | 2021-07-20 | 2021-09-17 | 王倩青 | Single-port multi-channel operation sheath for transumbilical single-port laparoscopic surgery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20171119 |