CN102008332B - Flexible retractor for surgical minimally-invasive surgery - Google Patents
Flexible retractor for surgical minimally-invasive surgery Download PDFInfo
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- CN102008332B CN102008332B CN2010105394035A CN201010539403A CN102008332B CN 102008332 B CN102008332 B CN 102008332B CN 2010105394035 A CN2010105394035 A CN 2010105394035A CN 201010539403 A CN201010539403 A CN 201010539403A CN 102008332 B CN102008332 B CN 102008332B
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- external fixation
- flexible retractor
- fixation circle
- circle
- internal ring
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- 238000002324 minimally invasive surgery Methods 0.000 title claims abstract description 19
- 210000000515 tooth Anatomy 0.000 claims description 22
- 238000001356 surgical procedure Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002120 nanofilm Substances 0.000 claims 1
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 239000000741 silica gel Substances 0.000 abstract description 2
- 229910002027 silica gel Inorganic materials 0.000 abstract description 2
- 238000001727 in vivo Methods 0.000 abstract 2
- 239000011521 glass Substances 0.000 description 6
- 208000005646 Pneumoperitoneum Diseases 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000002674 endoscopic surgery Methods 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000002615 epidermis Anatomy 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 210000001113 umbilicus Anatomy 0.000 description 2
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention relates to a flexible retractor for surgical minimally-invasive surgery, which is characterized by comprising an outer fixed ring (2), an inner ring (3) for arranging various single-channel or multifunctional structural members and a flexible retractor pipe sleeve (4), wherein the flexible retractor pipe sleeve (4) passes through the outer fixed ring (2) and is fixed between the inner ring (3) and the outer fixed ring (2); an in-vivo fixed ring is also arranged on the flexible retractor; and the in-vivo fixed ring (1) is connected to one end of the flexible retractor pipe sleeve, and the outer fixed ring is connected to the other end of the flexible retractor pipe sleeve. The flexible retractor provides sufficient channels for minimally-invasive surgical instruments entering human bodies. The flexible retractor pipe sleeve is made of medical silica gel and deforms flexibly, so the operating angle and operating range of the surgical instruments are improved greatly, the design meets the operating habit and requirements of surgeons, and the flexible retractor pipe sleeve is free from a rigid acting force and safe in use. The flexible retractor at least comprises the inner fixed ring, the outer fixed ring, the inner ring and the flexible retractor pipe sleeve, and thin-thickness channel layer for the surgical instruments can be formed on the surface of an abdominal cavity.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially is that a kind of surgery Minimally Invasive Surgery is used flexible retractor.
Background technology
Along with Wicresoft's (chamber mirror) surgical operation mainly is that the seamless operation of stomach wall Yu comes the more; Comprise the endoscope-assistant surgery of cortex and through natural tract endoscopic surgery (NOTES), through umbilicus approach endoscopic surgery (TUES) through the abdominal cavity; Wicresoft's chamber mirror surgical operation is little to the injury of human body, and especially amount of bleeding is little, wound chamber mirror operating amount of bleeding be general outer operation amount of bleeding 1/10th in addition lower; Therefore, many Wicresofts chamber mirror surgical operation is need be to patient's blood transfusion.
The key technology of NOTES/TUES is the selection of operation approach, the closure of passage, the foundation of operating platform and the improvement of apparatus, and the methodological study of the senior operation of abdominal part.Nature tract endoscopic surgery (NOTES), through umbilicus approach endoscopic surgery (TUES) and the endoscope-assistant surgery of cortex all needs retractor to provide operating theater instruments and sight glass to get into through the abdominal cavity passage, also otherwise as for making wound expansion, and provide operation with the bigger space of freely bringing into play; Existing retractor has several kinds; Having a kind of is the rigid plastics structure, similar a kind of funnel-form, and this structure is unfavorable for doctor's operation technique; And be unfavorable for protecting the otch in patient abdominal cavity; The retractor of existing band flexible boot also more or less have the problems referred to above, and population structure is complicated, cost and price is higher.Therefore propose the better surgery Minimally Invasive Surgery of performance and for the development of micro-wound surgical operation significance is arranged with flexible retractor.
Summary of the invention
The object of the invention provides a kind of surgery Minimally Invasive Surgery and uses flexible retractor.A kind of doctor's of being convenient to operation technique especially is provided, is beneficial to the mini-incision of protection surgical patient, and structure Minimally Invasive Surgery simple and clear, operation safety is used flexible retractor.
Technical scheme of the present invention:The surgery Minimally Invasive Surgery is used flexible retractor, and internal ring 3, the flexibility that comprise external fixation circle 2, single channel or multi-functional multiple member can be installed retracts pipe box 4 and constitute, and flexibility retracts pipe box 4 and passes external fixation circle 2 and be fixed between internal ring 3 and the external fixation circle 2.Other is provided with body internal fixation circle 1, and flexibility retracts an end connector internal fixation circle 1 of pipe box, another termination external fixation circle.
In operation, use in the following manner: the region of interest that acts on the human body of surgery Minimally Invasive Surgery is cut the narrow slit of 1-2.5cm (narrow otch or joint-cutting) in advance; From joint-cutting, insert (it is intraperitoneal that flat internal fixation circle injects in the body) in the body through connecting the flexible internal fixation circle that retracts pipe from joint-cutting; Retract the other end of pipe box or the fixed installation ring that auxiliary connection flexibility retracts the pipe box other end through upwards tension flexibility then; Make flexibility retract pipe box and receive that deformation produces the power that radially retracts behind the longitudinal pulling force; Make joint-cutting retract duct (can approach the diameter of internal fixation circle) for about φ 2-3cm; For Minimally Invasive Surgery provides the enough operation visual field and apparatus paths, so that operation technique.Flexibility retracts pipe box and receives behind the longitudinal pulling force internal fixation circle pulled to and be close to abdominal cavity epidermis inner surface; The internal ring that single channel or multi-functional multiple member channel plate can be installed is in flexibility retracts the cover of pipe box; The external fixation circle is positioned at the cover external diameter that flexibility retracts pipe box; The two places the outer surface of abdominal cavity epidermis internal ring and external fixation circle, and internal ring places in the external fixation circle.Be provided with the slit that the clamping flexibility retracts pipe box between internal ring and the external fixation circle.
Improvement of the present invention is: said external fixation circle and internal ring are that the circular platform type or the stepped ramp type of a coupling agrees with structure, and flexibility retracts pipe box through its intermediate gap layer, and fix through the circular platform type or the stepped ramp type process of agreeing with of coupling.The circular platform type structure of external fixation circle and internal ring coupling is: the outer rim of internal ring is circular platform type and the inner edge that embeds the external fixation circle, and the stepped ramp type of coupling agrees with structure and is: the outer rim of internal ring is provided with step and embeds the external fixation circle, and the inner edge of external fixation circle is provided with a cocked bead,
Internal ring, external fixation circle adopt same circular platform type or stepped ramp type band small gaps to agree with structure and flexibility is retracted pipe box fix or be automatically locked.
Said internal ring inner edge is provided with mechanical joints; Internal ring can be matched the passage that single channel or multiple operating theater instruments member such as multi-functional are installed; The operating theater instruments member then can get into the abdominal cavity through the passage of internal ring mechanical joints, thereby can support pneumoperitoneum formula, non-pneumoperitoneum formula and the open Minimally Invasive Surgery of little otch.That mechanical joints on the said internal ring can be is spiral, bayonet type, fit-type.
Beneficial effect of the present invention: the retractor that uses in the existing micro-wound surgical operation process is processed as hard material, owing to the retractor angle that can't deformation causes performing the operation receives than limitations, for clinical manipulation inconvenience is arranged in the operation process.Flexible retractor shown in the present mainly utilizes flexibility to retract pipe box and receives the power that radially retracts that produces behind the longitudinal pulling force former 1-2cm operation joint-cutting is retracted the duct into φ 2-3cm, for surgery Minimally Invasive Surgery apparatus gets into human body enough passages is provided.It is medical silica-gel that flexibility retracts the pipe box manufacturing materials, and deformation is flexible, has improved the work angle and the scope of operating theater instruments greatly, and design meets the operating habit and the demand of operative doctor, and no rigid active force in the use, and is safe in utilization.Minimum installation of the present invention is that internal fixation circle, external fixation circle, internal ring and flexibility retract pipe box, can form the channel layer of the operating theater instruments of a very thin thickness on abdominal cavity surface, does not influence the action and the angle of operating theater instruments, to the influence of human body with injure little.
Description of drawings
Fig. 1 retracts pipe box apparatus sketch map for flexibility of the present invention;
Fig. 2 is that external fixation circle, internal ring round platform agree with structure chart;
Fig. 3 wipes out fixed external fixation circle top unnecessary flexibility by medical operation for flexibility retracts when pipe box uses and retracts the pipe box sketch map;
The sketch map that surgery Minimally Invasive Surgery apparatus carried out work when Fig. 4 was of the present invention the use through the internal ring passage.
Fig. 5 is installed in the sketch map on the internal ring with the triple channel member during for use of the present invention.
Fig. 6 agrees with structural representation for flexibility of the present invention retracts the pipe box step.
The specific embodiment
Below in conjunction with the accompanying drawing drawings in detail the present invention is further specified, and the flexible retractor of the present invention is about pneumoperitoneum formula operating theater instruments and the duct plate of sight glass entering or the concrete method for using of triple channel component hole guidance tape.Internal ring 3, the flexibility of body internal fixation circle 1, external fixation circle 2, installation single channel or multi-functional multiple member retracts pipe box 4, intermediate gap layer 6, skin layer 8, operating theater instruments or sight glass 9, shears 10, locking clicking the teeth 11.
Referring to Fig. 1 to 5: the present invention comprises that at least body internal fixation circle, external fixation circle, internal ring and flexibility retract pipe box; External fixation circle edge; The outer rim of internal ring is circular platform type and the inner edge that embeds the external fixation circle, and the stepped ramp type of coupling agrees with structure and is: the outer rim of internal ring is provided with step and embeds the external fixation circle, and the inner edge of external fixation circle is provided with a cocked bead; Constitute locking structure, external fixation circle and internal ring is locked.The external diameter of internal ring is slightly less than the external diameter of external fixation circle.
Locking structure of the present invention also comprises: said external fixation circle 2 is that a circular platform type agrees with structure with internal ring 3, and flexibility retracts pipe box logical 4 and crosses its intermediate gap layer, and fixes through agreeing with structure.Agreeing with structure is that ring for fixing edge one circle is provided with some locking clicking the teeths outside, and this is the Elastic Teeth latch-up structure, and inner ring struts the locking clicking the teeth and gets in the external fixation circle, and the locking clicking the teeth stops the structure that inner ring is deviate from.The inner surface that promptly is edge one circle Elastic Teeth be form the inclined plane, especially the gradient of funnel, the lower surface of edge one circle Elastic Teeth to be arranged be that a plane stops that inner ring deviates from.
Ring for fixing edge one circle is provided with some locking clicking the teeths outside, and this is the Elastic Teeth latch-up structure, and inner ring struts the locking clicking the teeth and gets in the external fixation circle, and the locking clicking the teeth stops the structure that inner ring is deviate from.The inner surface that promptly is edge one circle Elastic Teeth be form the inclined plane, especially the gradient of funnel, the lower surface of edge one circle Elastic Teeth to be arranged be that a plane stops that inner ring deviates from.External fixation circle edge has the compact arranged clicking the teeth of a circle to constitute the device that is automatically locked, and external fixation circle and internal ring are automatically locked (internal ring is blocked by clicking the teeth), guarantees to clamp flexibility and retracts pipe box, has guaranteed that operation safety effectively carries out.
Internal ring can be matched single channel or multiple member such as multi-functional are installed, and can support pneumoperitoneum formula, non-pneumoperitoneum formula and the open Minimally Invasive Surgery of little otch.
As shown in Figure 4, with general operating theater instruments (cutting) body internal fixation circle is inserted in the body through the operation joint-cutting like medical operation.
The duct plate or the triple channel member of operating theater instruments and sight glass are installed in the internal ring.
The auxiliary fixing that stretches vertically upward installing ring makes flexibility retract pipe box and produces the radial power of retracting, and the long and narrow operative incision of 1-2cm is retracted to the operation path of about φ 2-3cm.
With the internal ring of duct plate that operating theater instruments and sight glass have been installed or triple channel member through specific purpose tool press down until clicking the teeth with internal ring and external fixation circle in the 1cm left and right sides card release of body surface top merge be automatically locked after, extract specific purpose tool.
Cut off the unnecessary flexibility in fixed external fixation circle top with medical scissors and retract pipe box.
Duct plate or triple channel member through fixed operating theater instruments and sight glass in the internal ring such as surgery Minimally Invasive Surgery apparatus got into the operation that undergos surgery in the patient body.
Operation is extracted various operating theater instruments after finishing, and retracts pipe box one side with holding flexibility in hand, upwards stretches to take out body internal fixation circle, EO.
Body internal fixation circle, external fixation circle, the internal ring that single channel, multiple member such as multi-functional can be installed, the flexibility that connects the external and internal fixation circle retract pipe box, flexibility retracts the vertical auxiliary fixing installing ring of pipe box.
The above is merely preferred embodiments of the present invention; Protection scope of the present invention is not exceeded with above-mentioned embodiment; In every case the modification or the variation of the equivalence done according to disclosed content of those of ordinary skills is in the neither protection domain that exceeds the present invention's record.
Claims (4)
1. the surgery Minimally Invasive Surgery is used flexible retractor; Internal ring (3), the flexibility that it is characterized in that comprising external fixation circle (2), single channel or multifunction surgical apparatus member can be installed retracts pipe box (4) and constitutes, and flexibility retracts pipe box (4) and passes the external fixation circle and be fixed between internal ring and the external fixation circle; Be provided with the slit that the clamping flexibility retracts pipe box (4) between internal ring (3) and the external fixation circle (2); Said external fixation circle (2) is that a truncated cone-shaped is agreed with structure with internal ring (3), and flexibility retracts pipe box (4) through its intermediate gap layer, and fixes through the process of agreeing with; Truncated cone-shaped is agreed with structure: the outer rim of internal ring is provided with step and embeds the external fixation circle, and the inner edge of external fixation circle is provided with a cocked bead; It is high molecular film material that said flexibility retracts pipe box (4); External fixation circle edge one circle is provided with some locking clicking the teeths; This is the Elastic Teeth latch-up structure; Inner ring struts the locking clicking the teeth and gets in the external fixation circle; The locking clicking the teeth stops that internal ring deviates from, and the inner surface of external fixation circle edge one circle Elastic Teeth is to form the inclined plane, and the lower surface of edge one circle Elastic Teeth is that a plane stops that internal ring deviates from.
2. surgery Minimally Invasive Surgery according to claim 1 is used flexible retractor, it is characterized in that being provided with in addition body internal fixation circle (1), and flexibility retracts an end connector internal fixation circle (1) of pipe box, another termination external fixation circle.
3. surgery Minimally Invasive Surgery according to claim 1 is used flexible retractor, it is characterized in that said internal ring (3) inner edge is provided with mechanical joints, and the channel plate of single channel or multifunction surgical apparatus member is installed.
4. surgery Minimally Invasive Surgery according to claim 3 is used flexible retractor, it is characterized in that mechanical joints on the said internal ring (3) is spiral, bayonet type or fit-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105394035A CN102008332B (en) | 2010-11-11 | 2010-11-11 | Flexible retractor for surgical minimally-invasive surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105394035A CN102008332B (en) | 2010-11-11 | 2010-11-11 | Flexible retractor for surgical minimally-invasive surgery |
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| Publication Number | Publication Date |
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| CN102008332A CN102008332A (en) | 2011-04-13 |
| CN102008332B true CN102008332B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105394035A Active CN102008332B (en) | 2010-11-11 | 2010-11-11 | Flexible retractor for surgical minimally-invasive surgery |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429689A (en) * | 2011-10-08 | 2012-05-02 | 金黑鹰 | Disposable multi-angle mono-hole converter for laparoscope |
| CN102727262B (en) * | 2012-05-23 | 2014-08-27 | 王小军 | Single-cut sealing device for laparoscopic surgery |
| WO2013104179A1 (en) * | 2012-01-12 | 2013-07-18 | Wang Xiaojun | Device for sealing single incision from laparoscopic surgery |
| CN103784171B (en) * | 2012-11-05 | 2016-05-04 | 王小军 | Laparoscopic incision sealing device |
| CN106264628A (en) * | 2016-08-31 | 2017-01-04 | 常州威克医疗器械有限公司 | A kind of Multichannel device retracting holder for chamber mirror lower cut |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2287905Y (en) * | 1996-03-29 | 1998-08-19 | 刘飞龙 | Anorectal retractor |
| CN201036557Y (en) * | 2007-01-05 | 2008-03-19 | 吕国庆 | Operation incision protecting and expanding wound-opening device |
| CN101711688A (en) * | 2008-09-30 | 2010-05-26 | 伊西康内外科公司 | Surgical access device with protective element |
| CN201519165U (en) * | 2009-10-19 | 2010-07-07 | 王俊 | Incision retractor of thoracoscope |
-
2010
- 2010-11-11 CN CN2010105394035A patent/CN102008332B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2287905Y (en) * | 1996-03-29 | 1998-08-19 | 刘飞龙 | Anorectal retractor |
| CN201036557Y (en) * | 2007-01-05 | 2008-03-19 | 吕国庆 | Operation incision protecting and expanding wound-opening device |
| CN101711688A (en) * | 2008-09-30 | 2010-05-26 | 伊西康内外科公司 | Surgical access device with protective element |
| CN201519165U (en) * | 2009-10-19 | 2010-07-07 | 王俊 | Incision retractor of thoracoscope |
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| Publication number | Publication date |
|---|---|
| CN102008332A (en) | 2011-04-13 |
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