CN202568433U - Dilator for single-orifice laparoscope - Google Patents
Dilator for single-orifice laparoscope Download PDFInfo
- Publication number
- CN202568433U CN202568433U CN 201220225175 CN201220225175U CN202568433U CN 202568433 U CN202568433 U CN 202568433U CN 201220225175 CN201220225175 CN 201220225175 CN 201220225175 U CN201220225175 U CN 201220225175U CN 202568433 U CN202568433 U CN 202568433U
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- Prior art keywords
- dilator
- arc
- support arm
- sheets
- arc expanding
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Abstract
The utility model relates to a dilator for a single-orifice laparoscope. The dilator comprises a cylinder body which is composed of two arc-shaped dilating sheets; the upper end and the lower end of the cylinder body are opened; the upper ends of the two arc-shaped dilating sheets extend outwards to form two connecting support arms; the two connecting support arms enable the longitudinal connecting edges of the two arc-shaped dilating sheets to be mutually compressed and propped through an elastic hinge component; and an adjusting screw is inserted in one connecting support arm from the outer end surface, and the extending tail end is propped against the inner end surface of the other connecting support arm, so that the two arc-shaped dilating sheets dilate outwards around the elastic hinge component respectively. The dilator has a simple and reasonable structure; the two arc-shaped dilating sheets can dilate according to the size of a surgery incision so as to improve flexibility in use, and are used with a conventional sealed rubber operating glove; and the opening at one end of the sealed rubber glove extends in from the upper end opening of the cylinder body, the opening edge of the glove is connected with the lower end opening of the cylinder body in an evaginable manner, so that a sealed space is formed in the sealed rubber glove. The dilator can extend in the surgery incision more easily and conveniently, and the normal operation of the single-orifice laparoscope surgical instrument can be guaranteed.
Description
Technical field
This utility model relates to chair accessory technical field, especially a kind of removable combined chair foot rest.
Background technology
At present; The otch transducer that existing peritoneoscope is used, like Chinese patent numbers 201110295824.2, this Chinese patent discloses a kind of single-hole laparoscopic transducer; The rubber bodies that its structure is made up of upper and lower annulus and intermediate sleeve; 1), rubber bodies can not disinfection have a plurality of sleeve pipes that operating theater instruments is passed that are suitable on the rubber bodies, there is following defective in this structure:, use repeatedly and grow easily and residual antibacterial; 2), the diameter of upper and lower annulus is all greater than intermediate sleeve, and rubber flavor software material is felt bad power when stretching into operative incision, just can stretch into operative incision after must will descending annulus to push to fix, structure is reasonable inadequately; 3), sliding transfer appears in the transducer of rubber material in use easily, and occurs the gap between operating theater instruments and the sleeve pipe easily, causes gas leakage, influences surgical effect.
Summary of the invention
The purpose of this utility model is to solve the deficiency of above-mentioned prior art, and provide a kind of simple and reasonable for structure, health, use flexibly, the dilator used of single-hole laparoscopic convenient, good airproof performance.
This utility model solves the technical scheme that its technical problem adopted: the dilator that a kind of single-hole laparoscopic is used; It is characterized in that; Comprise that the upper and lower end of being made up of two arc expanding plates is the cylindrical shell of open state, the upper end of two arc expanding plates is extended with two laterally simultaneously and connects support arms, and two connect support arms compresses vertical fillet of two arc expanding plates each other through the elasticity hinge assembly and offset; One adjustment screw is by a wherein connection support arm outer face insertion; Its extending end is connected support arm with opposite side inner face offsets, and through the rotation adjusting screw, two arc expanding plates is expanded laterally respectively around the elasticity hinge assembly; The dilator of this structure is a metal structure, and it is simple and reasonable for structure, and two arc expanding plates can be expanded according to the size of operative incision; Improve and use motility; The use of fitted seal routine operation Rubber gloves, an end opening of sealing routine operation Rubber gloves is extended into by the cylindrical shell open upper end, and its edge of opening and cylindrical shell lower ending opening turn over and connect; Formation makes in the sealing routine operation Rubber gloves and forms seal cavity; This dilator is simple to operate, extends into operative incision and also is more prone to, makes things convenient for, and guarantees the single-hole laparoscopic surgery normal running.
This utility model can also adopt following technical measures to solve: the external diameter of said cylindrical shell is constriction shape gradually from top to bottom; The cylindrical shell lower end diameter is less, makes dilator be easier to, be inserted in the operative incision fast.
The Lower Half of said two arc expanding plate outer faces is provided with thread groove; Arc expanding plate after the ability increase is opened and compactness and the frictional force between the operative incision tissue, dilator is from otch slippage chance in the minimizing operation process.
Said elasticity hinge assembly is made up of jointed shaft and reduction torsion spring, and two connect support arm has hinged axis hole, and jointed shaft passes two hinged axis holes respectively two connection support arms are connected into integral body, and reduction torsion spring is set in two and connects on the interior jointed shaft of support arms; The elasticity hinge assembly of this structure is simple, reasonable.
Said adjustment screw outside end is connected with knob; Knob makes things convenient for the adjusting of adjustment screw, the convenient use.
Said two arc expanding plates near the cylindrical shell open upper end be connected support arm on have the line hole; Utilize line hole and operative incision suture, further fixed expander is avoided the dilator slippage.
The beneficial effect of this utility model is: the dilator that a kind of single-hole laparoscopic of (1), this utility model is used; Through self-control single-hole laparoscopic dilator; Conventional laparoscopy apparatus capable of using is accomplished various single-hole laparoscopic technical operations, inserts the dilator operating process simply, conveniently.
(2), the dilator used of a kind of single-hole laparoscopic of this utility model, through the adjustment screw on the rotation dilator, can open two arc expanding plates automatically; Open otch; And fixed expander opens bore, and adjustment screw and dilator screw thread connect, and play self-locking action; Keep dilator to be in expansion state always, guarantee the single-hole laparoscopic surgery normal running.
(3), the dilator used of a kind of single-hole laparoscopic of this utility model; Combination seal routine operation Rubber gloves; One end opening of sealing routine operation Rubber gloves is extended into by the cylindrical shell open upper end; Its edge of opening and cylindrical shell lower ending opening turn over and connect, and form to make in the sealing routine operation Rubber gloves to form seal cavity, can overcome the shortcoming of leaking gas in the conventional single-hole laparoscopic dilator operation process.
(4), the dilator used of a kind of single-hole laparoscopic of this utility model, self-control single-hole laparoscopic dilator lateral surface has thread groove, can increase dilator and the compactness of incision tissue after opening, dilator is from otch slippage chance in the minimizing operation process.
(5), the dilator used of a kind of single-hole laparoscopic of this utility model, self-control single-hole laparoscopic dilator has 4 line holes, utilizes line hole and the otch suture can fixed expander, further avoids the dilator slippage.
(6), the dilator used of a kind of single-hole laparoscopic of this utility model; Self-control single-hole laparoscopic dilator is a metal structure; Insert the abdominal cavity than being easier to from little otch; According to different surgery kind needs, regulate dilator through rotary screw and open bore simultaneously, to adapt to different single-hole laparoscopic surgery otch size needs; But reuse behind the metal structure routine disinfection, reduce surgery cost, alleviate patient's financial burden.
Description of drawings
Fig. 1 is the structural representation of this utility model.
Fig. 2 is the structural representation of another angle of this utility model.
Fig. 3 is the structural representation of this utility model expansion state.
Fig. 4 is the structural representation of this utility model user mode.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment this utility model is further specified.
Extremely shown in Figure 4 like Fig. 1; The dilator that a kind of single-hole laparoscopic is used is characterized in that, comprises that the upper and lower end of being made up of two arc expanding plates 1 is the cylindrical shell 2 of open state; The upper end of two arc expanding plates 1 is extended with two laterally simultaneously and connects support arm 3; Two connect support arms 3 compresses vertical fillet 101 of two arc expanding plates 1 each other through elasticity hinge assembly 4 and offsets, and an adjustment screw 5 is by wherein one connecting support arm 3 outer faces 301 and insert, and its extending end is connected support arm 3 with opposite side inner face 302 offsets; Through rotation adjusting screw 5, make two arc expanding plates divide 1 not expand laterally around elasticity hinge assembly 4.
More specifically embodiment as present embodiment: the external diameter of said cylindrical shell 2 is constriction shape gradually from top to bottom; Cylindrical shell 2 lower end diameter are less, and dilator is easier to, fast, just can be inserted in the operation breach.
The Lower Half of said two arc expanding plates 1 outer face 101 is provided with thread groove 103; Compactness and frictional force between arc expanding plate 1 after the ability increase is opened and operative incision 6 tissues, dilator is from otch 6 slippage chances in the minimizing operation process.
Said elasticity hinge assembly 4 is made up of jointed shaft 401 and reduction torsion spring 402; Two connect support arm 3 has hinged axis hole 304; Jointed shaft 401 passes two hinged axis holes 304 respectively two connection support arms 3 is connected into integral body, and reduction torsion spring 402 is set on the jointed shaft 401 in the two connection support arms 3; The elasticity hinge assembly 4 of this structure is simple, reasonable.
Said adjustment screw 5 outside end are connected with knob 501; Knob 501 makes things convenient for the adjusting of adjustment screw 5, the convenient use.
Said two arc expanding plates 1 near cylindrical shell 2 open upper end be connected support arm 3 on have line hole 104,303; Utilize line hole 104,303 and operative incision 6 sutures, further fixed expander is avoided the dilator slippage.
The dilator of this structure is a metal structure, and it is simple and reasonable for structure, during use; As shown in Figure 4, two arc expanding plates 1 can be expanded according to the size of operative incision 6, improve and use motility; The use of fitted seal routine operation Rubber gloves 7, an end opening 701 of sealing routine operation Rubber gloves 7 is extended into by cylindrical shell 2 open upper end, and its opening 701 edges and cylindrical shell 2 lower ending openings turn over and connect; Formation makes in the sealing routine operation Rubber gloves 7 and forms seal cavity; And then sealing routine operation Rubber gloves 7 tops connection operating theater instruments 8 etc., during operation gas is injected intraperitoneal through the routine operation Rubber gloves, expanded in close glue Rubber gloves and abdominal cavity 7; It is simple to operate to insert this dilator; Sealing problem such as also can judge whether to leak air according to the expansion situation in fluid sealant glove and abdominal cavity, and dilator extend into operative incision 6 also be more prone to, convenient, guarantee the single-hole laparoscopic surgery normal running.
Above-described specific embodiment is merely this utility model preferred embodiment, the equivalent arrangements of being done according to this utility model claim such as, and the technology that all should be this utility model contains.
Claims (6)
1. dilator that single-hole laparoscopic is used; It is characterized in that; Comprise that the upper and lower end of being made up of two arc expanding plates (1) is the cylindrical shell (2) of open state; The upper end of two arc expanding plates (1) is extended with two laterally simultaneously and connects support arm (3); Two connect support arms (3) compresses vertical fillet (101) of two arc expanding plates (1) each other through elasticity hinge assembly (4) and offsets, and an adjustment screw (5) is by wherein one connecting support arm (3) outer face (301) insertion, and its extending end is connected support arm (3) with opposite side inner face (302) offsets; Through rotation adjusting screw (5), two arc expanding plate branches (1) are not expanded laterally around elasticity hinge assembly (4).
2. the dilator of using according to the said single-hole laparoscopic of claim 1 is characterized in that, the external diameter of said cylindrical shell (2) is constriction shape gradually from top to bottom.
3. the dilator of using according to the said single-hole laparoscopic of claim 1 is characterized in that, the Lower Half of said two arc expanding plate (1) outer faces (101) is provided with thread groove (103).
4. the dilator of using according to the said single-hole laparoscopic of claim 1; It is characterized in that; Said elasticity hinge assembly (4) is made up of jointed shaft (401) and reduction torsion spring (402); Two connect support arm (3) has hinged axis hole (304), and jointed shaft (401) passes two hinged axis holes (304) respectively two connection support arms (3) are connected into integral body, and reduction torsion spring (402) is set in two and connects on the interior jointed shaft (401) of support arms (3).
5. the dilator of using according to the said single-hole laparoscopic of claim 1 is characterized in that, said adjustment screw (5) outside end is connected with knob (501).
6. the dilator of using according to the said single-hole laparoscopic of claim 1 is characterized in that, said two arc expanding plates (1) near cylindrical shell (2) open upper end be connected support arm (3) on have line hole (104,303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225175 CN202568433U (en) | 2012-05-18 | 2012-05-18 | Dilator for single-orifice laparoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225175 CN202568433U (en) | 2012-05-18 | 2012-05-18 | Dilator for single-orifice laparoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202568433U true CN202568433U (en) | 2012-12-05 |
Family
ID=47237896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220225175 Expired - Fee Related CN202568433U (en) | 2012-05-18 | 2012-05-18 | Dilator for single-orifice laparoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202568433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654885A (en) * | 2013-12-13 | 2014-03-26 | 东南大学 | Single port laparoscopic surgery flexible cannula with adjustable diameter of operative table surface |
| CN107949417A (en) * | 2015-06-17 | 2018-04-20 | F·西亚斯 | The anoscope that can be rotated |
-
2012
- 2012-05-18 CN CN 201220225175 patent/CN202568433U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103654885A (en) * | 2013-12-13 | 2014-03-26 | 东南大学 | Single port laparoscopic surgery flexible cannula with adjustable diameter of operative table surface |
| CN103654885B (en) * | 2013-12-13 | 2015-06-17 | 东南大学 | Single port laparoscopic surgery flexible cannula with adjustable diameter of operative table surface |
| CN107949417A (en) * | 2015-06-17 | 2018-04-20 | F·西亚斯 | The anoscope that can be rotated |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20130518 |