CN102613998A - Retractor applied to fine tissues and application method of retractor - Google Patents
Retractor applied to fine tissues and application method of retractor Download PDFInfo
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- CN102613998A CN102613998A CN2012100491042A CN201210049104A CN102613998A CN 102613998 A CN102613998 A CN 102613998A CN 2012100491042 A CN2012100491042 A CN 2012100491042A CN 201210049104 A CN201210049104 A CN 201210049104A CN 102613998 A CN102613998 A CN 102613998A
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- retractor
- delicate tissues
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Abstract
The invention discloses a retractor applied to fine tissues, which comprises a right half retractor and a left half retractor. The upper end of the right half retractor and the upper end of the left half retractor are movably connected; a right half handle is arranged at the upper end of the right half retractor; a left half handle is arranged at the upper end of the left half retractor; the right half handle and a left traction part are positioned on the same side and connected through a bolt; and the distance between the right half handle and the left traction part is adjusted through the bolt. The retractor is not required to be changed in an operation, reduces the operation complexity, quickens the operation progress, effectively avoids sprain of fine tissues, reduces the probability of complicating diseases, improves the success ratio of operation, enlarges the visual range during the operation, and simultaneously is convenient and simple to use.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, specifically relate to a kind of retractor and application process thereof that is applied to the delicate tissues operation.
Background technology
In the surgical operation; Be directed against subcutaneous profound delicate tissues; In the operation process like cerebral tissue, breast tissue, stomach wall deep tissues etc.; Traditional surgical retractors is that approach, hard steel or other metal alloy bands, has edge abrupt change or sharp outline and has limited surface area.The simple strip of the sheet metal that the common structural form is made up of metal tape, it is can be with hands crooked and typically on brain, manifest profile on its surface after a few minutes.Operation therebetween these traditional retractors can be introduced in the delicate tissues or be introduced into along the surface of delicate tissues, then firmly tractive to separate or to raise delicate tissues.This method allow target area illuminated with show so that carry out surgical procedure.Yet, the very soft and easy damage of delicate tissues, tractive separate or the process raised in can be called the complication of " retracting damage ".
Factors such as sharp, the root face edge of the flexibility of delicate tissues and traditional metal retractor and limited operation surface area can cause the visual degree of target surgical not enough.Delicate tissues extends beyond the edge of retractor easily or " hangs low " around the edge of retractor, has limited the field of illumination and has reduced total visibility.In addition, the size that is put on the local pressure on the delicate tissues by retractor must be limited to avoid damage, and this has further hindered the surgeon and has obtained the enough viewable area in district.So usually, the surgeon takes to expose far away the strategy more than the cerebral tissue of required or expectation, thereby enough open zone around delicate tissues greatly to overcome the not enough defective of visual degree.But, take the method for this expansion wound surface, increased the probability of postoperative infection, say that for patient and surgeon this method is nonideal.
Moreover; In the surgical operation; When the cross section of retractor can't cover fully to carry out the zone of operation, certainly will must change retractor with bigger cross section, can't estimate or occur under the emergency case; Change retractor and can make operation complicated more, required time will prolong greatly.
In addition, retractor is in getting into the delicate tissues zone and can't measure and get into the degree of depth and also can bring unnecessary trouble to operation to a certain extent.
Summary of the invention
Goal of the invention: the objective of the invention is in order to solve the problems of the prior art, a kind of traction apparatus that can traction apparatus front end cross section be adjusted to best size according to the operation needs is provided.
Technical scheme: in order to realize above purpose, the invention provides a kind of retractor that is applied to delicate tissues, said retractor comprises: right half retractor and left half retractor; The upper end of right half retractor and the upper end of left half retractor flexibly connect; Half retractor upper end in the said right side is provided with right semi-handle, and half retractor upper end in a said left side is provided with left semi-handle, and said right semi-handle and a left side retract part and be positioned at homonymy, through the bolt connection and adjust distance between the two.Retractor adopts the two-part constituted mode in the left and right sides among the present invention, the right side half retractor and left half retractor top movable is linked together, then through the spacing between bolt adjustment and fixing right half retractor and left half retractor; When using; Spacing between the right side half retractor and left half retractor is adjusted into minimum; Through bolt the spacing between the right side half retractor and left half retractor is increased gradually then,, thereby realized in operation, need not to change the purpose of retractor until the optimum position; Lower the operation complexity, accelerated the progress of operation.
Right half retractor also comprises described in the present invention: the right side retracts part and the right part of introducing; The said right part of introducing is positioned at below of right half retractor, and the right side retracts part and is positioned at the said right part top of introducing; A said left side half retractor also comprises: a left side retracts part and introduces part with a left side; The below that part is positioned at left half retractor is introduced on a said left side, and a left side retracts part and is positioned at a left side and introduces the part top; The said right side retracts part and retracts the wedge that part constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side; The said right part of introducing is introduced the wedge shaped tip that part constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side.Retract part through the said right side among the present invention and retract the wedge that part constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side; Make retractor not have sharp edges; Realize binocular vision through oval-shaped cross section framework, avoided excessively retracting delicate tissues, effectively avoided the damage of delicate tissues; Reduce the probability that complication takes place, improved the success rate of operation; And introduce the wedge shaped tip that part constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side by the said right part of introducing; Retractor delicate tissues in the process of pushing ahead is broken to minimize; Reduced the probability of accidental over-retraction greatly;, further reduced the generation probability that retracts the damage complication.The side of right half retractor described in the present invention and left half retractor is connected through elastic film; Through the left and right sides two halves of elastic film connection hollow retractor, with delicate tissues around the shielding, prevent that delicate tissues from getting in the cavity of retractor hollow, made things convenient for the carrying out of operation.
Right half retractor described in the present invention and left half retractor adopt transparent light-weight material to process; Transparent unit can directly show the state of delicate tissues on every side, has also enlarged the visual range and the illumination zone of operation simultaneously; The hyalomitome material can be divided among the present invention: 1, transparent rigid plastics (like Merlon, polypropylene, polyethylene etc.); 2, transparent flexible plastics (like thermoplastic elastomer, silica gel, latex etc.).Elastic film can adopt transparent flexible plastics to process in the retractor; Other parts then adopt transparent rigid plastics to process; The retractor that the lightweight transparent plastic material forms is convenient to operate and is allowed and directly sees following delicate tissues through retractor, has enlarged visual range.
A left side described in the present invention retracts part and/or the right side retracts the part outer surface and is provided with rule; Visible scale through rule gets into the delicate tissues degree of depth with the location retractor, has improved the operation precision, has reduced surgical errors.
The invention also discloses a kind of application process that is applied to the retractor of delicate tissues, the concrete steps of this application process are following:
(a) said retractor being arranged into delicate tissues forms in the otch;
(b) lower end with the retractor of said variable cross section is advanced to operative site wherein through said delicate tissues;
(c) retract the spacing between the part through a right semi-handle and a left side on the adjustment bolt; And then reach the spacing of adjustment right half retractor and left half retractor; Make the cross section of said retractor be increased to the desired size of operation, and through the spacing between right half retractor of bolt and left half retractor;
(d) operating theater instruments gets into the delicate tissues operation through the retractor hollow cavity.
Beneficial effect: advantage of the present invention is following:
The present invention has realized the adjustable of operation technique zone through the structure of the left and right sides two halves of retractor, need not in operation, to change retractor, has reduced the operation complexity, has accelerated the progress of operation; Left side through the gradual shrinkage non-circular cross-section retracts partly, part is introduced on a left side, the right side retracts part and the damage that part has effectively been avoided delicate tissues is introduced on the right side, has reduced the probability that complication takes place, and has improved the success rate of operation; Through the left and right sides two halves of elastic film connection hollow retractor, with delicate tissues around the shielding, prevent that delicate tissues from getting in the cavity of retractor hollow, made things convenient for the carrying out of operation; Through adopting transparent material to enlarge the visual range of operation.Retractor according to the invention is simple and easy to use simultaneously, has reduced the complexity of operation, has improved the success rate of operation.
Description of drawings
Fig. 1 is a planar structure sketch map of the present invention.
Fig. 2 is left half retractor perspective view among the present invention.
Fig. 3 is left half retractor floor map among the present invention.
Fig. 4 is right-of-center in political views's half retractor perspective view of the present invention.
Fig. 5 is right-of-center in political views's half retractor floor map of the present invention.
Fig. 6 is the perspective view of retractor described in the present invention.
Fig. 7 retracts part as the sketch map that supports buttress channel for a left side among the present invention retracts part with the right side.
Fig. 8 is the sketch map that retractor according to the invention inserts delicate tissues.
Fig. 9 changes the sketch map after the most advanced and sophisticated cross section size for retractor according to the invention inserts behind the delicate tissues according to the operation needs.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment; Further illustrate the present invention; Should understand these embodiment only be used to the present invention is described and be not used in the restriction scope of the present invention; After reading the present invention, those skilled in the art all fall within the application's accompanying claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Embodiment
A kind of retractor that is applied to delicate tissues shown in Fig. 1-6 comprises: right half retractor 1, left half retractor 2, elastic film 3 and bolt 4; The said right side half retractor 1 comprises: the right side retracts part 11, right part 12 and the right semi-handle 13 introduced; A said left side half retractor 2 comprises: a left side retracts part 21, part 22 and left semi-handle 23 are introduced in a left side.
The position of each part mentioned above relation is: the said right below that part 12 is positioned at right half retractor 1 of introducing, and the right side retracts part 11 and is positioned at said right part 12 tops of introducing; Half retractor, 1 upper end, the said right side is provided with right semi-handle 13; The below that part 22 is positioned at left half retractor 2 is introduced on a said left side, and a left side retracts part 21 and is positioned at a left side and introduces part 22 tops; Half retractor, 2 upper ends, a said left side are provided with left semi-handle 23, and said right semi-handle 13 retracts part 11 with a left side and is positioned at homonymy; The said right side retracts part 11 and retracts the wedge that part 21 constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side; This design can retract the exterior portions or the surface of the delicate tissues that is inserted into; Also can utilize the right side to retract part 11 and retract part 21 as the support buttress channel part in the delicate tissues with a left side; Particularly for cerebral tissue, with respect to raising brain matter on the skull, thereby stability is provided and prevents that colloidality brain material from moving at intra-operative; The performance that brain supports the buttress channel part also provides the improvement visuality to operative region to get into improving through in skull, upwards raising the brain material; The said right part 12 of introducing is introduced the wedge shaped tip that part 22 constitutes the gradual shrinkage non-circular cross-section shape of hollow with a left side; This can delicate tissues around on dispense pressure, can the localized retraction pressure on the delicate tissues that contact or nuzzle with apparatus be minimized.In the present embodiment gradual shrinkage non-circular cross-section Shape optimization elliptical architecture form, make the medical worker can use stereopsis vision, rather than the uniocular vision that typically in similar device, occurs; This elliptical architecture also provides the bigger gap that is used for illumination pathways with illumination target surgical and the demonstration fully that allows this zone far away.
Right half retractor 1 described in the present embodiment adopts transparent light-weight material to process with left half retractor 2; Elastic film is also processed by transparent light-weight material; A said left side retracts part 21 outer surfaces and is provided with rule 24.Transparent material has been eliminated needs the pulling device part to clearly illustrate operative region to improve enough working regions through the initial channel device.
The annexation of each part mentioned above is following: the upper end of the said right side half retractor 1 and the upper end of left half retractor 2 are connected through the hinge and are in the same place, and are flexible connection between right half retractor 1 and left half retractor 2; Bolt 4 passes the bolt hole 14 that right semi-handle 13 is provided with, and the bottom is connected on the left semi-handle 23; Elastic film 3 is connected the side of the right side half retractor 1 and left half retractor 2, gets into local the carrying out that disturbs operation of the hollow retract thereby elastic film is the space that expansion brought of compensation means to prevent delicate tissues.
The method for using of the said retractor of present embodiment is following:
(a) retractor being arranged into delicate tissues forms in the otch; The right side half retractor 1 in right half retractor 1 and left half retractor, 2 retractors can be used as the support buttress channel with left half retractor 2; When supporting the buttress channel part as outside brain especially; With with respect to lifting delicate tissues on the skull; Thereby stability is provided and prevents that delicate tissues from moving (as shown in Figure 7) at intra-operative; The far-end vicinity of retractor connects delicate tissues, and when device assembly was imported into, the right far-end of introducing part 12 and left side introducing part 22 began to launch delicate tissues (as shown in Figure 8);
(b) lower end with the retractor of said variable cross section is advanced to operative site wherein through said delicate tissues;
(c) retract the spacing between the part 11 through a right semi-handle 13 and a left side on the adjustment bolt 4; And then reach the spacing of right half retractor 1 of adjustment and left half retractor 2; Make the cross section of said retractor be increased to the desired size of operation, and through the spacing between bolt 4 fixing right half retractors 1 and left half retractor 2; Spacing between right half retractor 1 and left half retractor 2 requires or the interim emergency case that occurs of reply according to the operation of actual operation; The size of change device tapered tipped cross section; For the doctor provides bigger working place, can make operation reach the optimal operations effect or reduce interim emergency case like this is the loss (as shown in Figure 9) that tissue brought;
(d) operating theater instruments gets into the delicate tissues operation through the retractor hollow cavity.
Claims (6)
1. retractor that is applied to delicate tissues, it is characterized in that: said retractor comprises: right half retractor (1) and left half retractor (2); The upper end of right half retractor (1) and the upper end of left half retractor (2) flexibly connect; The said right side half retractor (1) upper end is provided with right semi-handle (13); A said left side half retractor (2) upper end is provided with left semi-handle (23); A said right semi-handle (13) and a left side retract part (11) and are positioned at homonymy, connect and adjust distance between the two through bolt (4).
2. the retractor that is applied to delicate tissues according to claim 1 is characterized in that: the said right side half retractor (1) also comprises: the right side retracts part (11) and the right part (12) of introducing; The said right part (12) of introducing is positioned at below of right half retractor (1), and the right side retracts part (11) and is positioned at said right part (12) top of introducing; A said left side half retractor (2) also comprises: a left side retracts part (21) and part (22) is introduced on a left side; The below that part (22) is positioned at left half retractor (2) is introduced on a said left side, and a left side retracts part (21) and is positioned at a left side and introduces part (22) top;
The said right side retracts part (11) and a left side retracts the wedge that part (21) constitutes the gradual shrinkage non-circular cross-section shape of hollow; The wedge shaped tip that part (22) constitutes the gradual shrinkage non-circular cross-section shape of hollow is introduced on a said right introducing part (12) and a left side.
3. the retractor that is applied to delicate tissues according to claim 1 is characterized in that: the side of the said right side half retractor (1) and left half retractor (2) is connected through elastic film (3).
4. the retractor that is applied to delicate tissues according to claim 1 is characterized in that: the said right side half retractor (1) and left half retractor (2) adopt transparent light-weight material to process.
5. the retractor that is applied to delicate tissues according to claim 2 is characterized in that: a said left side retracts part (21) and/or the right side and retracts part (11) outer surface and be provided with rule (24).
6. application process that is applied to the retractor of delicate tissues is characterized in that:
The concrete steps of this application process are following:
(a) arbitrary described retractor among the said claim 2-5 being arranged into delicate tissues forms in the otch;
(b) lower end with the retractor of said variable cross section is advanced to operative site wherein through said delicate tissues;
(c) bolt (4) is gone up right semi-handle (13) and a left side retracts the spacing between the part (11) through adjusting; And then reach the spacing of adjustment right half retractor (1) and left half retractor (2); Make the cross section of said retractor be increased to the desired size of operation, and through the spacing between fixing right half retractor (1) of bolt (4) and left half retractor (2);
(d) operating theater instruments gets into the delicate tissues operation through the retractor hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100491042A CN102613998A (en) | 2012-02-29 | 2012-02-29 | Retractor applied to fine tissues and application method of retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100491042A CN102613998A (en) | 2012-02-29 | 2012-02-29 | Retractor applied to fine tissues and application method of retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102613998A true CN102613998A (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100491042A Pending CN102613998A (en) | 2012-02-29 | 2012-02-29 | Retractor applied to fine tissues and application method of retractor |
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| Country | Link |
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| CN (1) | CN102613998A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935004A (en) * | 2012-12-11 | 2013-02-20 | 苏州希普生物科技有限公司 | Disposable retractor for brain operation |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2167682Y (en) * | 1993-04-02 | 1994-06-08 | 徐兆冰 | Tractor for separating cerebral tissue |
| WO1995031131A1 (en) * | 1994-05-18 | 1995-11-23 | Leonidas Mamas | Double screw bivalve speculum |
| US6004265A (en) * | 1999-03-01 | 1999-12-21 | Hsu; Jin-Cherng | Vaginal speculum with light guide means |
| CN2579349Y (en) * | 2002-10-24 | 2003-10-15 | 高培君 | Fixable brain tissue separation retractor |
| CN2623175Y (en) * | 2003-05-03 | 2004-07-07 | 张星高 | Automatic adjustable rib tractor |
| CN101616626A (en) * | 2006-11-27 | 2009-12-30 | Vycor医学有限责任公司 | The surgical access instruments that is used for delicate tissues |
| CN201641963U (en) * | 2010-03-04 | 2010-11-24 | 同济大学 | Novel vaginal speculum |
| CN102631229A (en) * | 2012-05-09 | 2012-08-15 | 刘伟 | Novel brain retractor |
-
2012
- 2012-02-29 CN CN2012100491042A patent/CN102613998A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2167682Y (en) * | 1993-04-02 | 1994-06-08 | 徐兆冰 | Tractor for separating cerebral tissue |
| WO1995031131A1 (en) * | 1994-05-18 | 1995-11-23 | Leonidas Mamas | Double screw bivalve speculum |
| US6004265A (en) * | 1999-03-01 | 1999-12-21 | Hsu; Jin-Cherng | Vaginal speculum with light guide means |
| CN2579349Y (en) * | 2002-10-24 | 2003-10-15 | 高培君 | Fixable brain tissue separation retractor |
| CN2623175Y (en) * | 2003-05-03 | 2004-07-07 | 张星高 | Automatic adjustable rib tractor |
| CN101616626A (en) * | 2006-11-27 | 2009-12-30 | Vycor医学有限责任公司 | The surgical access instruments that is used for delicate tissues |
| CN201641963U (en) * | 2010-03-04 | 2010-11-24 | 同济大学 | Novel vaginal speculum |
| CN102631229A (en) * | 2012-05-09 | 2012-08-15 | 刘伟 | Novel brain retractor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935004A (en) * | 2012-12-11 | 2013-02-20 | 苏州希普生物科技有限公司 | Disposable retractor for brain operation |
| CN102935004B (en) * | 2012-12-11 | 2016-03-30 | 苏州希普生物科技有限公司 | Single use brain operation retractor |
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Application publication date: 20120801 |