CN203898360U - Device for elastically taking out sample under laparoscope - Google Patents
Device for elastically taking out sample under laparoscope Download PDFInfo
- Publication number
- CN203898360U CN203898360U CN201420318040.6U CN201420318040U CN203898360U CN 203898360 U CN203898360 U CN 203898360U CN 201420318040 U CN201420318040 U CN 201420318040U CN 203898360 U CN203898360 U CN 203898360U
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- China
- Prior art keywords
- thin film
- elastic strip
- central shaft
- elastic
- specimen
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Abstract
The utility model discloses a device for elastically taking out a sample under a laparoscope. The device comprises a central column, a central shaft, at least four elastic strips, at least two thin films and a locking device. Each elastic strip is fixed around the central shaft to form a cavity, and the first end of each elastic strip is fixedly connected with the first end of the central shaft. The adjacent sides of any two thin films are fixed to any two adjacent elastic strips, and the two sides of the two thin films overlap; the adjacent sides of two adjacent thin films in the rest of thin films are fixed to the same elastic strip, and the two ends of each thin film are connected with each other in a sealed mode; thus, a bag body with an opening is formed by the thin films. According to the device, the sample can be formed into the strip shape so as to smoothly pass through the anorectum, the tumor can be well isolated as well, tumor cells can be prevented from falling, being planted and being transferred, the requirement for safely and rapidly taking the sample out is met, the incision is small in the abdominal surgery, and a patient can rapidly recover after the surgery.
Description
Technical field
This utility model relates to a kind of per rectum and takes out the device of belly cavity tumor specimen, particularly relates to specimen elasticity withdrawing device under a kind of peritoneoscope.
Background technology
At present, the broken-hearted excision of pathological changes has two kinds:
One is abdominal, and from then on the otch that is 6cm in abdominal incision length also takes out pathological changes Segmentectomy in otch;
Another kind is Laparoscopic operation, and the hole of opening two 1cm at abdominal part, puts into veress needle and peritoneoscope by umbilicus, carries out excision intestinal segment taking the hole of these two 1cm as main operation hole, and this mode need to directly be hauled out intestinal segment from anus.But for pathological changes intestinal segment, for example, have the intestinal segment of tumor, after excision, in the time that anus is hauled out, because of the extruding of anus, may cause tumor cell on pathological changes intestinal segment come off plantation and diffusion, to very unfavorable of patient.
Along with the range of application of laparoscopic technique is more and more extensive, laparoscopic surgery for colorectal neoplasm is at home and abroad extensively carried out.The patent No. is 201120564641.1 Chinese utility model patent specimen extraction bag for laparoscope operation, after its laparoscopic surgery, the specimen of excision is inserted to abdominal cavity with the soft plastic bag that a base is circular arc type through the sleeve pipe of 10mm, collar aperture pull-out through 10mm again after in intraperitoneal packs specimen into bag, though simplified control, can complete smoothly some laparoscopic surgeries, but but not too practical for the operation that resection organization is larger or more, because the size incision of 10mm is limited, there is no larger expansion space, soft because being organized as again, in pocket, be easily crowded into a group, be difficult for very much by this otch.
In addition, somebody takes out tissue after can expecting utilizing pocket to install specimen from anus through rectum, same, pathological tissue is soft, in pocket, is easily crowded into a group, and also can cause being difficult for by rectum stump, if violence pull-out may cause rectum and anal lesions, and can not anus preserving.
Therefore, under peritoneoscope, excising postoperative how specimen taking-up is smoothly the problem that needs at present solution, for specimen extractor tool exigence more.Not only to ensure that abdominal incision is few and little, and can completely cut off tumor, prevent come off plantation and shifting of tumor cell, reach the requirement that specimen is easily taken out smoothly.
Utility model content
The technical problem that this utility model mainly solves is to provide specimen elasticity withdrawing device under a kind of peritoneoscope, not only can make specimen form strip, and can be good at keeping strip, make it smoothly, by anorectum, to have completely cut off again tumor, prevent come off plantation and shifting of tumor cell, reach the requirement that specimen is taken out safely and fast, and make abdominal operation otch little, and patient's post-operative recovery is fast, the hospital stays is short, and post-operative complication is few.
For solving the problems of the technologies described above, the technical scheme that this utility model adopts is: specimen elasticity withdrawing device under a kind of peritoneoscope is provided, comprise newel, central shaft, at least four elastic strips, at least two thin film and locking device, described newel is hollow cylinder, being set on central shaft of described newel activity, described each elastic strip is all fixedly connected with around the fixing cavity and the first end of described each elastic strip and the first end of described central shaft of forming of described central shaft, the second end of described each elastic strip is fixedly connected with the first end of described newel, the sides adjacent of described any two thin film is separately fixed on any two adjacent elastic strips and the overlapped setting in both sides of described two thin film, in all the other thin film the sides adjacent of adjacent two thin film be fixed on same elastic strip and the two ends of described each thin film be mutually tightly connected make described at least two thin film form the bag with an opening, described locking device is movably fixed to the second end of described newel to limit relatively moving of described newel and described central shaft.
Further, the bag that described at least two thin film form is positioned at the cavity that at least four elastic strips form.
Further, except being provided with thin film between other the two adjacent elastic strips between two elastic strips of arbitrary neighborhood.
Further, form between two adjacent elastic strips of described opening at intervals.
Further, described locking device is screw rod.
Further, the length of described elastic strip is 20-25cm.
Further, the length of described elastic strip is 20cm.
Further, the first end of described elastic strip is provided with a round and smooth block, the end of described each elastic strip of described block parcel.
Further, described each elastic strip has certain radian.
Further, the second end of described central shaft is fixed with handle.
This utility model adopts some elastic strips and thin film, thin film is connected on elastic strip and forms the bag with an opening, strut after elastic strip, some elastic strips form an American football shape, and now thin film also struts and forms the bag with an opening, and pathological tissue is put into bag by opening, then unclamp locking device, pathological tissue forms strip under the extruding of elastic strip, then pulls out smoothly from anus, finally takes out specimen; Because be cross-over design by being positioned at the thin film that opening goes out, after pathological tissue is packed in bag, can completely cut off good tumor, prevent tumor cell come off plantation and shift, reach the requirement that specimen is taken out safely and fast, and make abdominal operation otch little, and patient's post-operative recovery is fast, the hospital stays is short, and post-operative complication is few.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment 1 of specimen elasticity withdrawing device under this utility model peritoneoscope.
Fig. 2 is the structural representation of this utility model in the time of another state.
Fig. 3 is the structural representation that under the peritoneoscope in embodiment 1, specimen elasticity withdrawing device is seen from left side.
Fig. 4 is the structural representation of this utility model embodiment 2.
Fig. 5 is the structural representation that under the peritoneoscope in embodiment 2, specimen elasticity withdrawing device is seen from left side.
Detailed description of the invention
Below in conjunction with drawings and Examples, further set forth this utility model.In the following detailed description, only by the mode of explanation, some example embodiment of the present utility model has been described.Undoubtedly, those of ordinary skill in the art can recognize, in the situation that not departing from spirit and scope of the present utility model, can revise described embodiment by various mode.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection domain of claim.
Embodiment 1
Please refer to shown in Fig. 1, under this utility model peritoneoscope, the preferred embodiments of specimen elasticity withdrawing device comprises: newel 1, central shaft 2, four elastic strips 3, three thin film 4 and locking devices 5.
Described newel 1 is hollow cylinder, being set on central shaft 2 of described newel 1 activity.Described each elastic strip 3 has certain radian.Described four elastic strips 3 are all fixedly connected with the first end of described central shaft 2 around the fixing first end that forms a cavity and described each elastic strip 3 of described central shaft 2, and the second end of described each elastic strip 3 is fixedly connected with the first end of described newel 1.Specifically, the first end of described newel 1 is fixedly connected with a circle projection 11, described protruding 11 for the small cylinder of hollow and be set on central shaft 2, and described protruding 11 slightly larger in diameter is in the diameter of central shaft 2, and the second end of described each elastic strip 3 is fixed on described protruding 11.
Shown in Fig. 1 and Fig. 3, the sides adjacent of described any two thin film 4 is separately fixed on any two adjacent elastic strips 3 and the overlapped setting in both sides of described two thin film 4, in all the other thin film 4 sides adjacent of adjacent two thin film 4 be fixed on same elastic strip 3 and the two ends of described each thin film 4 be mutually tightly connected make described at least two thin film 4 form the bag with an opening.In the present embodiment, described except being provided with thin film 4 between other the two adjacent elastic strips 3 between two elastic strips 3 of arbitrary neighborhood.
Specifically, described four elastic strips 3 are respectively the first elastic strip 31, the second elastic strip 32, the 3rd elastic strip 33 and the 4th elastic strip 34, described each elastic strip 3 is all curved, the first end of described each elastic strip 3 is fixedly connected with the first end of described central shaft 2, the second end of described each elastic strip 3 and the first end of described newel 1 are fixedly connected with to form the support body of a similar fusiformis of profile, and the inside of described fusiformis support body has a cavity.Described three thin film 4 are respectively the first film 41, the second thin film 42 and the 3rd thin film 43, the first side of described the first film 41 and self fixing first fixed cover that forms, described the first fixed cover is sheathed on the first elastic strip 31, the first side of described the second thin film 42 and self fixing second fixed cover that forms, described the second fixed cover is sheathed on the 3rd elastic strip 33, and the second side of described the first film 41 and the second fixed cover are fastened on the 3rd elastic strip 33; The first side of described the 3rd thin film 43 and self fixing the 3rd fixed cover that forms, described the 3rd fixed cover is sheathed on the second elastic strip 32, and the second side of described the second thin film 42 and the 3rd fixed cover are fastened on the second elastic strip 32; Fixing the 4th fixed cover that forms of the second side of described the 3rd thin film 43 and self, described the 4th fixed cover is sheathed on the 4th elastic strip 34, is connected to such an extent as to forms an opening between described the first elastic strip 31 and the 4th elastic strip 34 without thin film 4.The end of described the first film 41, the second thin film 42 and the 3rd thin film 43 interconnects respectively, makes described three thin film 4 form a bag with an opening.
Wherein, the length of described elastic strip 3 is 20-25cm, is preferably 20cm.Clinically, the length of the intestinal tube of general excision is 20cm left and right, if the too short specimen that may cause of elastic strip 3 put to enter, even if put in, also may intestinal tube have folding, so this length can be for the longer intestinal tube of dress.Also can, according to the requirement of difference operation, if only need to fill its shorter and smaller hetero-organization, the model of this device can be dwindled in addition, be specially adapted for the taking-up of cell.The size of this device is not made to any restriction at this.
Please refer to shown in Fig. 2, wherein, form between two adjacent elastic strips 3 of described opening at intervals.Specifically, the two ends of described the first elastic strip 31 and the 4th elastic strip 34 are separated by a distance being separately fixed on central shaft 2 and newel 1, main purpose is, when the first elastic strip 31 and the 4th elastic strip 34 are during all in extended state, the two ends of the described thin film 4 in opening part overlap, make the opening of described bag in buttoned-up status, reach the object that the specimen in bag can not spill.
Shown in Fig. 1 and Fig. 2, wherein, described locking device 5 is movably fixed to the second end of described newel 1 to limit relatively moving of described newel 1 and described central shaft 2.Specifically, described locking device 5 can be screw rod 51, and the first end of described screw rod 51 is fixed with knob 511, on described screw rod 51, is provided with external screw thread.On the second distolateral wall of described newel 1, offer an aperture 12, on the inwall of described aperture 12, be provided with the female thread matching with the external screw thread on screw rod 51, described aperture 12 is interior and central shaft 2 is inconsistent to reach the object of the described newel 1 of locking by described being threaded into of matching for the second end of described screw rod 51, be that described newel 1 is locked by screw rod 51, described newel 1 can not move relative to central shaft 2.In addition, be convenient to screw rod 51 and can more firmly lock newel 1, can some textures be set on the surface of central shaft 2, increase friction, when making screw rod 51 and central shaft 2 inconsistent, there is larger friction.In other embodiments, this screw rod 51 can be become to other locking device 5, as long as ensure to make the newel 1 can be relative fixing in needed position with central shaft 2.Convenient operation in addition, can arrange handle 21 at the second end of described central shaft 2, when handled easily, holds.
Wherein, the first end of described elastic strip 3 is provided with a round and smooth block 301, and the end of described each elastic strip 3 of described block 301 parcel, is convenient to this device to send into smoothly from anus rectum.To send in rectum between described newel 1, thus the first end of newel 1 can be arranged round and smooth, in case patient is damaged.
Before use, first rotary knob 511 makes screw rod 51 disengagings not contact with central shaft 2, unscrews screw rod 51, and newel 1 is drawn and makes the stretching then rotary knob 511 of elastic strip 3 to the second end of central shaft 2, make screw rod 51 lock newel 1, now elastic strip 3 is all in rounding state.When use, the front end of elastic strip 3 is stretched into rectum from patient's anus, while passing rectum stump, unscrew knob 511, promote newel 1 and move to the first end direction of central shaft 2, elastic strip 3 is strutted, form American football shape, now thin film 4, also along with elastic strip 3 struts, forms a bag with an opening, tighten again knob 511, make screw rod 51 locked-center posts 1.Then specimen is packed in bag, unscrew again knob 511, newel 1 is pulled to the second end of central shaft 2, make elastic strip 3 stretching, now screw screw rod 51, locked-center post 1, specimen forms strip under the extruding of elastic strip 3, and then elastic strip 3 is under the state stretching, and two elastic strips 3 that are positioned at bag opening are by overlapping thin film 4 blocking tightly, can be good at the opening of bag to seal up, reach the segregate object of pathological tissues.Finally elastic strip 3 is pulled out from anus.
Embodiment 2
Please refer to shown in Fig. 4, the present embodiment changes on the basis of embodiment mono-, and the bag that described at least two thin film 4 form is positioned at the cavity that at least four elastic strips 3 form.Four elastic strips 3 and three thin film 4 are become to five elastic strips 3 and two thin film 4.
Please continue in conjunction with shown in Fig. 4 and Fig. 5, specifically, described five elastic strips 3 are respectively the 5th elastic strip 35, the 6th elastic strip 36, the 7th elastic strip 37, the 8th elastic strip 38 and the 9th elastic strip 39, described each elastic strip 3 is all curved, the first end of described each elastic strip 3 is fixedly connected with the first end of described central shaft 2, the second end of described each elastic strip 3 and the first end of described newel 1 are fixedly connected with to form the support body of a similar fusiformis of profile, and the inside of described fusiformis support body has a cavity.Described two thin film 4 are respectively the 4th thin film 44 and the 5th thin film 45, the first side of described the 4th thin film 44 and self fixing first fixed cover that forms, described the first fixed cover is sheathed on the 5th elastic strip 35, the first side of described the 5th thin film 45 and self fixing second fixed cover that forms, described the second fixed cover is sheathed on the 7th elastic strip 37, the second side of described the 4th thin film 44 and the second fixed cover are fastened on the 7th elastic strip 37, the second side of described the 5th thin film 45 and self fixing the 3rd fixed cover that forms, described the 3rd fixed cover is fixed on described the 9th elastic strip 39, between described the 5th elastic strip 35 and the 9th elastic strip 39, be connected without thin film 4 to such an extent as to form an opening.And described the 4th thin film 44 and the 5th thin film 45 are all arranged in the cavity of the inside of described fusiformis support body, be positioned at the below of the 6th elastic strip 36 and the 8th elastic strip 38.Described the 4th thin film 44 is connected respectively with the end of the 5th thin film 45, makes described two thin film 4 form a bag with an opening.It should be noted that, when this device is during in rounding state, the two ends of described thin film 4 are overlapped.In the time of the state of described elastic strip 3 in strutting, described opening is opened.The other the same as in Example 1.
In addition, special instruction, after rectum expands, diameter can reach 7-8cm, and the diameter of anus can reach maximum 10cm left and right.So this device is under the state in drawing in and pack maximum gauge after specimen into and all ensure to be less than both diameter, now specimen can be pulled out smoothly.In order to make the good sealing effect of opening, in the time producing, can be according to practical situation, meet pack specimen into smoothly in the situation that ensureing that opening can open up into, make the overlapping area maximum of thin film 4 as far as possible, ensure that the sealing effectiveness of opening reaches best.
Above specific descriptions of the present utility model are intended to illustrate the implementation of specific embodiments, can not be interpreted as it is to restriction of the present utility model, those skilled in the art are under instruction of the present utility model, can on the embodiment basis of describing in detail, make various variants, within these variants all should be included in design of the present utility model.This utility model scope required for protection only will be stated and be limited by described right.
Claims (10)
1. specimen elasticity withdrawing device under a peritoneoscope, it is characterized in that: comprise newel, central shaft, at least four elastic strips, at least two thin film and locking device, described newel is hollow cylinder, being set on central shaft of described newel activity, described each elastic strip is all fixedly connected with around the fixing cavity and the first end of described each elastic strip and the first end of described central shaft of forming of described central shaft, and the second end of described each elastic strip is fixedly connected with the first end of described newel; The sides adjacent of described any two thin film is separately fixed on any two adjacent elastic strips and the overlapped setting in both sides of described two thin film, in all the other thin film the sides adjacent of adjacent two thin film be fixed on same elastic strip and the two ends of described each thin film be mutually tightly connected make described at least two thin film form the bag with an opening; Described locking device is movably fixed to the second end of described newel to limit relatively moving of described newel and described central shaft.
2. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: the bag that described at least two thin film form is positioned at the cavity that at least four elastic strips form.
3. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: except being provided with thin film between other the two adjacent elastic strips between two elastic strips of arbitrary neighborhood.
4. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: form between two adjacent elastic strips of described opening at intervals.
5. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: described locking device is screw rod.
6. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: the length of described elastic strip is 20-25cm.
7. specimen elasticity withdrawing device under peritoneoscope according to claim 6, is characterized in that: the length of described elastic strip is 20cm.
8. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: the first end of described elastic strip is provided with a round and smooth block, the end of described each elastic strip of described block parcel.
9. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: described each elastic strip has certain radian.
10. specimen elasticity withdrawing device under peritoneoscope according to claim 1, is characterized in that: the second end of described central shaft is fixed with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318040.6U CN203898360U (en) | 2014-06-16 | 2014-06-16 | Device for elastically taking out sample under laparoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318040.6U CN203898360U (en) | 2014-06-16 | 2014-06-16 | Device for elastically taking out sample under laparoscope |
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| Publication Number | Publication Date |
|---|---|
| CN203898360U true CN203898360U (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420318040.6U Expired - Fee Related CN203898360U (en) | 2014-06-16 | 2014-06-16 | Device for elastically taking out sample under laparoscope |
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| CN (1) | CN203898360U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104644224A (en) * | 2015-02-10 | 2015-05-27 | 菏泽学院 | In-vivo experimental mouse intestinal canal inner wall cell scraping device |
| CN110882018A (en) * | 2019-12-26 | 2020-03-17 | 黄香 | Abdominal cavity object fetching bag |
| CN111616754A (en) * | 2020-06-28 | 2020-09-04 | 微氪医疗器械南通有限公司 | Simple minimally invasive surgery specimen taking-out device and using method |
-
2014
- 2014-06-16 CN CN201420318040.6U patent/CN203898360U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104644224A (en) * | 2015-02-10 | 2015-05-27 | 菏泽学院 | In-vivo experimental mouse intestinal canal inner wall cell scraping device |
| CN110882018A (en) * | 2019-12-26 | 2020-03-17 | 黄香 | Abdominal cavity object fetching bag |
| CN111616754A (en) * | 2020-06-28 | 2020-09-04 | 微氪医疗器械南通有限公司 | Simple minimally invasive surgery specimen taking-out device and using method |
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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: 20141029 Termination date: 20160616 |