CN208404725U - A kind of adjustable locking-type hepatic portal blocking belt - Google Patents
A kind of adjustable locking-type hepatic portal blocking belt Download PDFInfo
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- CN208404725U CN208404725U CN201721269688.9U CN201721269688U CN208404725U CN 208404725 U CN208404725 U CN 208404725U CN 201721269688 U CN201721269688 U CN 201721269688U CN 208404725 U CN208404725 U CN 208404725U
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- shaft
- band
- main pipe
- fixing seat
- hepatic portal
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Abstract
The utility model discloses a kind of adjustable locking-type hepatic portal blocking belt, including position-limiting tube and blocking band, the position-limiting tube includes the pipe sleeve of main pipe and supervisor's external surface；Described blocking band one end is connect with main pipe, and the other end, which passes through main pipe, to be made to block the lantern ring with closure is formed；Blocking band includes band body, the flexible layer on the inside of band body, the engaging tooth on the outside of band body；Tight lock part is provided on main pipe, tight lock part includes the shaft being connected in fixing seat with the integrally formed fixing seat of main pipe, the snap-gauge being cooperatively connected with shaft, the toggle switch being cooperatively connected with shaft.The utility model reduces the injury to tissue, and realize flexibly it is practical, convenient at any time to block band be adjusted, it is easy to operate, overcome tradition block band operate complexity.Therefore it is suitble to promote.
Description
Technical field
The utility model relates to medicine technology fields, are specifically related to a kind of adjustable locking-type hepatic portal blocking belt.
Background technique
Hepatectomy is the prefered method for treating hepatic disease, has many advantages, such as good effect, and survival rate is high, general to use
There are apparent bleeding risk when opening abdomen or laparoscopic excision, but cutting liver in patient's art, existing medical institutions are generally used
Hepatic portal blocking belt is used for vascular inflow occlusion when carrying out operation on liver, to achieve the purpose that reduce operation on liver amount of bleeding.
Traditional hepatic portal blocking belt using very inconvenient, especially progress laparoscopic surgery when, hepatic portal occlusion degree and
Dynamics is all unable to control, and is only judged with the personal experience of medical staff, therefore the hepatic portal blocking belt progress hepatic portal resistance that application is traditional
It is disconnected not only inconvenient, but also be easy to generate physical damnification to hepatic portal, as the pull-in time is too long, exerted oneself conference friction damage liver
Door tissue, while the hepatic portal occlusion time no more than 20 minutes, otherwise it be easy to cause residual liver ischemic damage.
Utility model content
In order to solve the above technical problems, the utility model discloses a kind of adjustable locking-type hepatic portal blocking belts, it is desirable to provide
A kind of hepatic portal blocking belt simple to operate, facilitates the elasticity of adjustment hepatic portal blocking belt, and the convenient control to hepatic portal is reduced
Physical damnification.
The technical solution adopted in the utility model is:
A kind of adjustable locking-type hepatic portal blocking belt, including position-limiting tube and blocking band, the position-limiting tube includes main pipe and master
The pipe sleeve of outer surface of tube body；The blocking band includes band body, and one end of band body is connect with main pipe, and the other end passes through master
Tube body makes band body form the lantern ring being closed.The utility model realizes the blocking to hepatic portal to realize reduction by this scheme
The purpose bled.
Further, in order to reduce the damage for blocking band to tissue, the inside of band body is equipped with flexible layer.
Further, in order to make to block the compatibility of band and human body more preferable, the pipe sleeve and flexible layer is all made of silica gel
Material is made, the fully wrapped around fixing seat of pipe sleeve, and the width of flexible layer and the width of band body are equal.
Further, the outside of band body is equipped with engaging tooth.
Further, tight lock part is provided on main pipe, tight lock part includes and the integrally formed fixing seat of main pipe, connection
Shaft in fixing seat, the snap-gauge being cooperatively connected with shaft, the toggle switch being cooperatively connected with shaft.The top of snap-gauge is oblique
Face, inclined-plane are engaged with engaging tooth.
Further, the snap-gauge is equipped with card slot, and shaft is equipped with the fixture block cooperated with card slot.Snap-gauge is with shaft
Reciprocating rotation and move up and down, realize with the engagement of engaging tooth with separate.
Further, the fixing seat is hollow square piece, and fixing seat is equipped with the lumen of connection main pipe
Through-hole, snap-gauge and through-hole, which are slidably matched and pass through through-hole, enters lumen.
Further, the tight lock part further includes supporting table, and supporting table is fixedly connected with shaft, and the following table of supporting table
The interior bottom of face paste conjunction fixing seat.
Further, the tight lock part further includes spring element, and the upper surface of supporting table, elastic force are close in the lower part of spring element
It is close to the inner top of fixing seat in the top of part.
Supporting table is rotated with the rotation of shaft, and is compressed to spring element, the elastic-restoring force by spring element.
Further, the side of the fixing seat is equipped with axis hole, and pipe sleeve is equipped with the extension with axis hole coaxial communication
Hole, the toggle switch include connecting shaft and plectrum, and one end of the connecting shaft passes through axis hole and elongated hole and shaft is coaxially connected, even
The spindle other end is located at outside elongated hole, and one end that connecting shaft is located at outside elongated hole is arranged in plectrum.It can band when rotating plectrum
Dynamic connecting shaft and shaft rotation, so that snap-gauge and supporting table be driven to move.
It is the description to technical solutions of the utility model above, when specifically used the utility model, operating method are as follows:
Band will be blocked to be penetrated by ligamentum hepatogastricum opening when operation, be drawn from ligamentum hepatoduodenale rear side through Wen hole,
It is inserted into the main pipe of position-limiting tube and is pierced by, gradually tightening blocks band to achieve the purpose that vascular inflow occlusion blood flow, completes liver and cuts
It toggle switch need to be stirred can release hepatic portal occlusion except rear.
It is adjusted by toggle switch and blocks the principle with tightness are as follows: when rotating forward plectrum, connecting shaft and shaft are just
To rotation, shaft drives snap-gauge to move downward and separates with engaging tooth with snap-gauge with merging, and supporting table follows the rotation of shaft at this time
And it is lifted up simultaneously compression elastic piece, blocking band adjusting elasticity can be twitched under this state；Plectrum is unclamped after adjusting, is supported
Platform returns to original position under the restoring force effect of elastic component, drives shaft rotation, at the same shaft drive snap-gauge move upwards and with nibble
Tooth cooperation is closed, band will be blocked fixed.
Compared with prior art, the utility model has the beneficial effects that:
1. the utility model is increased whole suppleness, is reduced to tissue by setting pipe sleeve and flexible layer
Injury.
2. the utility model by setting tight lock part realize block band fixation and elastic adjusting, realize flexibly it is practical,
It is easy to operate convenient for being adjusted at any time to blocking band, it overcomes tradition and blocks the complexity with operation.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings only shows the section Example of the utility model, therefore does not answer
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the schematic cross-sectional view of the utility model.
Fig. 2 is the schematic diagram of a layer structure that the utility model blocks band.
In above-mentioned attached drawing, the corresponding title of appended drawing reference are as follows: 1- position-limiting tube, 101- pipe sleeve, 102- main pipe, 103- are fixed
Seat, 2- shaft, 201- snap-gauge, 202- supporting table, 203- toggle switch, 3- spring element, 4- block band, 401- flexible layer, 402-
Band body, 403- engaging tooth.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.The embodiments of the present invention includes but is not limited to
The following example.
Embodiment
As shown in Figure 1 and Figure 2, present embodiment discloses a kind of adjustable locking-type hepatic portal blocking belts, including position-limiting tube 1 and blocking
Band 4, the position-limiting tube 1 include the silica gel pipe sleeve 101 of 102 outer surface of main pipe 102 and main pipe made of plastics；Described
Blocking band 4 includes band body 402, and one end of band body 402 is connect with main pipe 102, and the other end, which passes through main pipe 102, makes band originally
Body 402 forms the lantern ring of closure.
Block band 4 to be made of medical plastic, in order to reduce the damage for blocking band 4 to tissue, band body 402 it is interior
Side is equipped with silica gel flexible layer 401.
Pipe sleeve 101 is equipped with to be located in groove with the matched groove of 103 shape of fixing seat, fixing seat 103；Flexible layer 401
Width it is equal with the width of band body 402, and flexible layer 401 using adhesive of medical it is Nian Jie with band body 402.
The outside of band body 402 is equipped with triangle engaging tooth 403, and the width of engaging tooth 403 is less than the width of band body 402
Degree, and the flank of tooth of engaging tooth 403 is without departing from the lateral surface of band body 402.
Tight lock part is provided on main pipe 102, tight lock part includes and the integrally formed fixing seat 103 of main pipe 102, connection
Shaft 2 in fixing seat 103, the snap-gauge 201 being cooperatively connected with shaft 2, the toggle switch 203 being cooperatively connected with shaft 2.Card
The top of plate 201 is inclined-plane, and inclined-plane is engaged with engaging tooth 403.
Snap-gauge 201 is equipped with round card slot, and shaft 2 is equipped with the cylindric fixture block cooperated with card slot, and fixture block is embedded in card slot
In.Fixture block movement is driven when 2 reciprocating rotation of shaft, snap-gauge 201 moves up and down with the cooperation of fixture block and card slot, realizes and engages
The engagement of tooth 403 with separate.
Fixing seat 103 is hollow square piece, and fixing seat 103 is equipped with the through-hole of the lumen of connection main pipe 102, card
Plate 201 and through-hole, which are slidably matched and pass through through-hole, enters lumen.
Tight lock part further includes supporting table 202, and supporting table 202 is fixedly connected with shaft 2, and the following table face paste of supporting table 202
Close the interior bottom of fixing seat 103.
Tight lock part further includes spring element 3, and the upper surface of supporting table 202, the top of spring element 3 are close in the lower part of spring element 3
It is close to the inner top of fixing seat 103.Spring element 3 is silica gel block in the present embodiment.
Supporting table 202 is rotated with the rotation of shaft 2, and is compressed to spring element 3, the elasticity by spring element 3
Restoring force.
The side of fixing seat 103 is equipped with axis hole, and pipe sleeve 101 is equipped with the elongated hole with axis hole coaxial communication, described
Toggle switch 203 includes connecting shaft and plectrum, and one end of the connecting shaft passes through axis hole and elongated hole and shaft 2 is coaxially connected, connecting shaft
The other end is located at outside elongated hole, and one end that connecting shaft is located at outside elongated hole is arranged in plectrum.It can the company of drive when rotating plectrum
Spindle and shaft 2 rotate, so that snap-gauge 201 and supporting table 202 be driven to move.
The working principle and specifically used method of a kind of adjustable locking-type hepatic portal blocking belt disclosed in the present embodiment are practical
Detailed description had been done in new content part, was not described in more detail here.
According to above-described embodiment, the utility model can be realized well.It is worth noting that former based on above-mentioned design
Reason, to solve same technical problem, even if some no substances made in structure basis disclosed in the utility model
Change or polishing, used technical solution essence is still as the utility model, therefore it should also be as in the utility model
In protection scope.
Claims (7)
1. a kind of adjustable locking-type hepatic portal blocking belt, including position-limiting tube (1) and blocking band (4), which is characterized in that the position-limiting tube
It (1) include the pipe sleeve (101) of main pipe (102) and main pipe (102) outer surface；The blocking band (4) includes band body
(402), the flexible layer (401) being located on the inside of band body (402), the engaging tooth (403) being located on the outside of band body (402), band is originally
One end of body (402) is connect with main pipe (102), and the other end passes through the set that main pipe (102) make band body (402) to form closure
Ring；Tight lock part is provided on main pipe (102), tight lock part includes and main pipe (102) integrally formed fixing seat (103), company
The shaft (2) in fixing seat (103) is connect, the snap-gauge (201) being cooperatively connected with shaft (2) is dialled with what shaft (2) were cooperatively connected
Button switch (203).
2. a kind of adjustable locking-type hepatic portal blocking belt according to claim 1, which is characterized in that the fixing seat (103)
For hollow square piece, and fixing seat (103) is equipped with the through-hole of the lumen of connection main pipe (102), snap-gauge (201) and through-hole
It is slidably matched and passes through through-hole and enter lumen.
3. a kind of adjustable locking-type hepatic portal blocking belt according to claim 1, which is characterized in that the pipe sleeve (101) and
Flexible layer (401) is all made of silica gel material and is made, pipe sleeve (101) fully wrapped around fixing seat (103), the width of flexible layer (401)
It is equal with the width of band body (402).
4. a kind of adjustable locking-type hepatic portal blocking belt according to claim 1, which is characterized in that on the snap-gauge (201)
Equipped with card slot, shaft (2) is equipped with the fixture block cooperated with card slot.
5. a kind of adjustable locking-type hepatic portal blocking belt according to claim 1, which is characterized in that the tight lock part further includes
Supporting table (202), supporting table (202) are fixedly connected with shaft (2), and the lower surface of supporting table (202) is bonded fixing seat (103)
Interior bottom.
6. a kind of adjustable locking-type hepatic portal blocking belt according to claim 5, which is characterized in that the tight lock part further includes
The upper surface of supporting table (202) is close in spring element (3), the lower part of spring element (3), and fixing seat is close on the top of spring element (3)
(103) inner top.
7. a kind of adjustable locking-type hepatic portal blocking belt according to claim 1, which is characterized in that the fixing seat (103)
Side be equipped with axis hole, pipe sleeve (101) is equipped with elongated hole with axis hole coaxial communication, the toggle switch (203) packet
Connecting shaft and plectrum are included, one end of the connecting shaft passes through axis hole and elongated hole and shaft (2) is coaxially connected, and the connecting shaft other end, which is located at, to be prolonged
It stretches outside hole, one end that connecting shaft is located at outside elongated hole is arranged in plectrum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721269688.9U CN208404725U (en) | 2017-09-29 | 2017-09-29 | A kind of adjustable locking-type hepatic portal blocking belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721269688.9U CN208404725U (en) | 2017-09-29 | 2017-09-29 | A kind of adjustable locking-type hepatic portal blocking belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208404725U true CN208404725U (en) | 2019-01-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721269688.9U Active CN208404725U (en) | 2017-09-29 | 2017-09-29 | A kind of adjustable locking-type hepatic portal blocking belt |
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| CN (1) | CN208404725U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110897669A (en) * | 2019-10-30 | 2020-03-24 | 浙江省北大信息技术高等研究院 | Blood blocking device and blood blocking method |
| CN111150450A (en) * | 2019-12-26 | 2020-05-15 | 中国人民解放军陆军军医大学第一附属医院 | Compression hemostat |
| WO2022237248A1 (en) * | 2021-05-14 | 2022-11-17 | 浙江大学 | Surgical method for total laparoscopic two-stage resection of liver on affected side using liver hanging tape and instrument therefor |
-
2017
- 2017-09-29 CN CN201721269688.9U patent/CN208404725U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110897669A (en) * | 2019-10-30 | 2020-03-24 | 浙江省北大信息技术高等研究院 | Blood blocking device and blood blocking method |
| CN111150450A (en) * | 2019-12-26 | 2020-05-15 | 中国人民解放军陆军军医大学第一附属医院 | Compression hemostat |
| WO2022237248A1 (en) * | 2021-05-14 | 2022-11-17 | 浙江大学 | Surgical method for total laparoscopic two-stage resection of liver on affected side using liver hanging tape and instrument therefor |
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