CN209004195U - A kind of novel ureter negative pressure taking stone guide sheath - Google Patents
A kind of novel ureter negative pressure taking stone guide sheath Download PDFInfo
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- CN209004195U CN209004195U CN201821263898.1U CN201821263898U CN209004195U CN 209004195 U CN209004195 U CN 209004195U CN 201821263898 U CN201821263898 U CN 201821263898U CN 209004195 U CN209004195 U CN 209004195U
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- tube body
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Abstract
The utility model discloses a kind of novel ureter negative pressure taking stone guide sheaths, including expansion pipe main body and negative pressure taking stone sheath main body, the expansion pipe main body includes: expansion tip end, expand pipe tube body and expansion pipe locking buckle, the expansion pipe locking buckle is adhered to one end of expansion pipe tube body, the expansion tip end is located at the other end of expansion pipe tube body, the negative pressure taking stone sheath main body includes: sheath tube body, the soft port of sheath tube body, sheath tube head and negative-pressure drainage tube, the soft port of sheath tube body is bonded in one end of sheath tube body, the sheath tube head is set to the other end of sheath tube body, one end of the sheath tube head is fixedly connected with buckle fixed ring, the negative-pressure drainage tube is fixed on the side of sheath tube head.The utility model can improve the deficiencies in the prior art, calculus card mirror phenomenon when effectively preventing rubble, inhaling stone, take stone, and the Flexible ureteroscope for avoiding damage expensive improves rubble expulsion efficiency, reduce operation risk.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of novel ureter negative pressure taking stone guide sheaths.
Background technique
Ureter negative pressure taking stone guide sheath is clinically mainly used in ureter, bladder, takes calculus in kidney, carries out phase
It closes operative treatment to establish used in operation path, endoscope, laser fiber, operation cable etc. is imported by channel.Operating procedure:
Under medical image, observation ureter, has calculus in kidney at bladder, and per urethra collar extension is placed in a zebra guide wire, draws in zebra guide wire
Lower merging ureter negative pressure taking stone guide sheath is led to stone position is taken, extracts zebra guide wire and guide sheath intramedullary expansion pipe main body, then
Soft silica gel set is covered, central small hole is covered in soft silica gel, Flexible ureteroscope, endoscope, laser fiber, operation is imported by guide sheath
Cable etc. to ureter, bladder or renal plevis carries out related surgical operation；In surgical procedure, doctor peeps in the merging of sheath tube passage
Mirror, laser fiber, pass through during laser lithotripsy in rubble the external central negative pressure of negative pressure drainage mouth carry out inhale stone and
Stone is arranged, and accuses the size of negative pressure by the controllable mouth of negative pressure, accomplishes thorough clear stone.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of novel ureter negative pressure taking stone guide sheaths, are able to solve
The deficiencies in the prior art, calculus card mirror phenomenon when effectively preventing rubble, inhaling stone, take stone, the ureter for avoiding damage expensive are soft
Mirror improves rubble expulsion efficiency, reduces operation risk.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of novel ureter negative pressure taking stone guide sheath, including expansion pipe main body and negative pressure taking stone sheath main body, the expansion
Opening pipe main body includes: that expansion tip end, expansion pipe tube body and expansion pipe locking buckle, and the expansion pipe locking buckle is adhered to
One end of pipe tube body is expanded, the expansion tip end is located at the other end of expansion pipe tube body, the negative pressure taking stone sheath main body
It include: sheath tube body, the soft port of sheath tube body, sheath tube head and negative-pressure drainage tube, the soft port of sheath tube body is bonded in sheath
One end of pipe tube body, the sheath tube head are set to the other end of sheath tube body, and one end of the sheath tube head is fixedly connected with card
Fixed ring is detained, the negative-pressure drainage tube is fixed on the side of sheath tube head.
Preferably, the buckle fixed ring is configured with soft silica gel set, the expansion pipe locking buckle and buckle fixed ring
Outer circumferential walls match, and the expansion pipe tube body passes through sheath tube body, and one end of the expansion tip end extends to sheath pipe
Outside one end of body, and tip end is expanded close to the soft port of sheath tube body.
Preferably, the top of the negative-pressure drainage tube is provided with the rectangular controllable mouth of semicircular negative pressure, the sheath tube head
Top be fixedly connected with link.
Preferably, the expansion tip tip lengths are 15mm-25mm, expansion tip end base and the soft end of sheath tube body
Mouth smooth transition.
Preferably, the soft port of sheath tube body makes of macromolecule medical grade flexible material, the soft end of sheath tube body
Mouth is 0.3mm-0.5mm smaller than sheath tube body, and the soft port length of sheath tube body is 1mm-3mm.
Preferably, the soft port of sheath tube body and sheath tube body are seamlessly transitted with 5mm-10mm half cone-shaped.
The beneficial effects of the utility model are:
1. the utility model is on the basis of original, when the expansion tip end of ureter negative pressure taking stone guide sheath makes,
Length is 15mm-25mm, the sheath tube body soft port macromolecule medical grade flexible material system of ureter negative pressure taking stone guide sheath
Make, design in this way, greatly reduces expansion tip end and renal plevis inner tissue is stabbed；
2. expansion tip end base and the soft port smooth transition of sheath tube body and sheath tube body are soft on the basis of original
Port and sheath tube body are seamlessly transitted with 5mm-10mm half cone-shaped, are designed in this way, greatly reduce expansion tip end with
Damage of the soft port of sheath tube body to sphincter urethrae and ureter；
3. on the basis of original, the soft port of sheath tube body is 0.3mm -0.5mm smaller than sheath tube body when production, sheath pipe
The soft port length of body is 1mm-3mm, is designed in this way, calculus card mirror phenomenon, avoids damaging when effectively preventing rubble, inhaling stone, take stone
Bad expensive Flexible ureteroscope, improves rubble expulsion efficiency, reduces operation risk.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of novel ureter negative pressure taking stone guide sheath schematic view of the front view；
Fig. 2 be the utility model proposes a kind of novel ureter negative pressure taking stone guide sheath negative pressure taking stone sheath main body knot
Structure schematic diagram；
Fig. 3 be the utility model proposes a kind of novel ureter negative pressure taking stone guide sheath expansion pipe main structure signal
Figure.
In figure: 1 expansion tip end, 2 expansion pipe tube bodies, 3 expansion pipe locking buckles, 4 sheath tube heads, 5 sheath tube bodies are soft
Port, 6 negative pressure taking stone sheath main bodys, 7 negative-pressure drainage tubes, the controllable mouth of 8 negative pressure, 9 buckle fixed rings, 10 soft silica gel sets, 11 expansions
Pipe main body, 12 sheath tube bodies.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of novel ureter negative pressure taking stone guide sheath, including expansion pipe main body 11 and negative pressure taking stone sheath
Pipe main body 6, expansion pipe main body 11 include: expansion tip end 1, expansion pipe tube body 2 and expansion pipe locking buckle 3, expansion pipe lock
Surely buckle 3 is adhered to one end of expansion pipe tube body 2, and expansion tip end 1 is located at the other end of expansion pipe tube body 2, negative pressure taking stone
Sheath main body 6 includes: sheath tube body 12, the soft port 5 of sheath tube body, sheath tube head 4 and negative-pressure drainage tube 7, the soft end of sheath tube body
Mouth 5 is bonded in one end of sheath tube body 12, and sheath tube head 4 is set to the other end of sheath tube body 12, and one end of sheath tube head 4 is fixed
It is connected with buckle fixed ring 9, negative-pressure drainage tube 7 is fixed on the side of sheath tube head 4.
In the present embodiment, buckle fixed ring 9 is configured with soft silica gel set 10, expansion pipe locking buckle 3 and buckle fixed ring 9
Outer circumferential walls match, and expansion pipe tube body 2 passes through sheath tube body 12, and one end of expansion tip end 1 extends to sheath tube body 12
One end outside, and expand tip end 1 close to the soft port 5 of sheath tube body, soft silica gel set 10 can be set in buckle fixed ring 9
On, and expand pipe locking buckle 3 and be made of plastics, there is certain flexibility, therefore expand pipe locking buckle 3 to be stuck in
On the ring for buckling fixed ring 9, and sheath tube body 12, be mutually inserted and match between the soft port 5 of sheath tube body and sheath tube head 4
It closes, as shown in Figure 2.
The top of negative-pressure drainage tube 7 is provided with the controllable mouth 8 of rectangular semicircular negative pressure, and the top of sheath tube head 4 is fixed to be connected
It is connected to link, link is for facilitating fixed whole device, and the controllable mouth 8 of negative pressure is the prior art, and the controllable mouth 8 of negative pressure can be with peripheral hardware
Instrument connection, for showing internal negative pressure situation, do not elaborate.
Expansion 1 length of tip end is 15mm-25mm, expands 1 bottom of tip end and the soft port 5 of sheath tube body is smoothed
It crosses.
The soft port 5 of sheath tube body makes of macromolecule medical grade flexible material, and the soft port 5 of sheath tube body is than sheath tube body 12
Small 0.3mm-0.5mm, soft 5 length of port of sheath tube body are 1mm -3mm.
The soft port 5 of sheath tube body is seamlessly transitted with the 5mm-10mm half cone-shaped of sheath tube body 12.
Working principle is as follows: under medical image, observation ureter, bladder have calculus, the merging of per urethra collar extension in kidney
One zebra guide wire, under zebra guide wire guidance merging ureter negative pressure taking stone guide sheath to stone position is taken, extract zebra guide wire and
Then expansion pipe main body 11 in guide sheath covers soft silica gel set 10, cover 10 central small holes in soft silica gel, pass through sheath tube body 12
It imports Flexible ureteroscope, endoscope, laser fiber, operation cable etc. to ureter, bladder or renal plevis and carries out related surgical behaviour
Make；In surgical procedure, doctor is placed in endoscope, laser fiber through 12 channel of sheath tube body, and side is broken during laser lithotripsy
Stone side carries out inhaling stone and arranges stone by the external central negative pressure of negative-pressure drainage tube 7, and accuses negative pressure by the controllable mouth 8 of negative pressure
Size, accomplishes thorough clear stone, after the completion of clear stone, exits Flexible ureteroscope, endoscope, laser fiber, operation cable etc., most retreats
Negative pressure taking stone sheath main body 6 out, operation are completed.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of novel ureter negative pressure taking stone guide sheath, including expansion pipe main body (11) and negative pressure taking stone sheath main body (6),
It is characterized in that, the expansion pipe main body (11) includes: expansion tip end (1), expansion pipe tube body (2) and expansion pipe locking buckle
(3), the expansion pipe locking buckle (3) is adhered to one end of expansion pipe tube body (2), and the expansion tip end (1), which is located at, expands
The other end of pipe tube body (2) is opened, the negative pressure taking stone sheath main body (6) includes: sheath tube body (12), the soft port of sheath tube body
(5), sheath tube head (4) and negative-pressure drainage tube (7), the soft port of sheath tube body (5) are bonded in one end of sheath tube body (12),
The sheath tube head (4) is set to the other end of sheath tube body (12), and it is solid that one end of the sheath tube head (4) is fixedly connected with buckle
Determine ring (9), the negative-pressure drainage tube (7) is fixed on the side of sheath tube head (4).
2. a kind of novel ureter negative pressure taking stone guide sheath according to claim 1, which is characterized in that the buckle is fixed
Ring (9) is configured with soft silica gel set (10), and the expansion pipe locking buckle (3) matches with the outer circumferential walls for buckling fixed ring (9),
The expansion pipe tube body (2) passes through sheath tube body (12), and one end of expansion tip end (1) extends to sheath tube body (12)
One end outside, and expand tip end (1) close to soft port of sheath tube body (5).
3. a kind of novel ureter negative pressure taking stone guide sheath according to claim 1, which is characterized in that the negative pressure drainage
The top of pipe (7) is provided with the rectangular controllable mouth of semicircular negative pressure (8), is fixedly connected with extension at the top of the sheath tube head (4)
Ring.
4. a kind of novel ureter negative pressure taking stone guide sheath according to claim 1, which is characterized in that the expansion tip
End (1) length is 15mm-25mm, and expansion tip end (1) bottom and the soft port of sheath tube body (5) seamlessly transit.
5. a kind of novel ureter negative pressure taking stone guide sheath according to claim 1, which is characterized in that the sheath tube body
Soft port (5) makes of macromolecule medical grade flexible material, and the soft port of sheath tube body (5) is smaller than sheath tube body (12)
0.3mm-0.5mm, the soft port of sheath tube body (5) length are 1mm-3mm.
6. a kind of novel ureter negative pressure taking stone guide sheath according to claim 1, which is characterized in that the sheath tube body
Soft port (5) and sheath tube body (12) are seamlessly transitted with 5mm-10mm half cone-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263898.1U CN209004195U (en) | 2018-08-07 | 2018-08-07 | A kind of novel ureter negative pressure taking stone guide sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821263898.1U CN209004195U (en) | 2018-08-07 | 2018-08-07 | A kind of novel ureter negative pressure taking stone guide sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209004195U true CN209004195U (en) | 2019-06-21 |
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ID=66829093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821263898.1U Active CN209004195U (en) | 2018-08-07 | 2018-08-07 | A kind of novel ureter negative pressure taking stone guide sheath |
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| CN (1) | CN209004195U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921070A (en) * | 2020-08-31 | 2020-11-13 | 武汉佑康科技有限公司 | Combined structure of sheath-entering expansion tube and ureteral sheath |
| CN113041478A (en) * | 2021-04-16 | 2021-06-29 | 深圳麦普奇医疗科技有限公司 | Ureter guide sheath |
| CN114917455A (en) * | 2021-07-20 | 2022-08-19 | 湖南埃普特医疗器械有限公司 | Guiding catheter inner core and no-sheath guiding catheter system |
-
2018
- 2018-08-07 CN CN201821263898.1U patent/CN209004195U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921070A (en) * | 2020-08-31 | 2020-11-13 | 武汉佑康科技有限公司 | Combined structure of sheath-entering expansion tube and ureteral sheath |
| CN111921070B (en) * | 2020-08-31 | 2022-08-09 | 武汉佑康科技有限公司 | Combined structure of sheath-entering expansion tube and ureteral sheath |
| CN113041478A (en) * | 2021-04-16 | 2021-06-29 | 深圳麦普奇医疗科技有限公司 | Ureter guide sheath |
| CN114917455A (en) * | 2021-07-20 | 2022-08-19 | 湖南埃普特医疗器械有限公司 | Guiding catheter inner core and no-sheath guiding catheter system |
| CN114917455B (en) * | 2021-07-20 | 2024-06-21 | 湖南埃普特医疗器械有限公司 | Guide catheter inner core and sheathing-free guide catheter system |
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