CN203776869U - Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device - Google Patents
Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device Download PDFInfo
- Publication number
- CN203776869U CN203776869U CN201420055134.9U CN201420055134U CN203776869U CN 203776869 U CN203776869 U CN 203776869U CN 201420055134 U CN201420055134 U CN 201420055134U CN 203776869 U CN203776869 U CN 203776869U
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- China
- Prior art keywords
- sheath
- pipeline
- attraction
- ureter
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000010412 perfusion Effects 0.000 title claims description 23
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000008676 import Effects 0.000 claims description 27
- 210000000626 ureter Anatomy 0.000 claims description 27
- 230000011664 signaling Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 210000000056 organ Anatomy 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 241000463219 Epitheca Species 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 210000000244 kidney pelvis Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 208000005735 Water intoxication Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model relates to a nephric duct importing sheath capable of measuring pressure, which comprises a biopsy-suction plug body, a sealing cap, a suction pipeline, a sheath pipeline and a pressure sensor, wherein the sealing cap and the suction pipeline are connected onto the biopsy-suction plug body; the biopsy-suction plug body is provided with a threaded groove; the sheath pipeline is provided with a threaded pipe; the threaded pipe is detachably connected into the threaded groove; the pressure sensor is fixed on the end part of the sheath pipeline; a signal circuit is connected to the pressure sensor; a signal channel is arranged on the inner side face of the sheath pipeline; the signal circuit is fixed in the signal channel.
Description
Technical field
This utility model relates to a kind of auxiliary device of organ surgery, relates in particular to a kind of ureter that can gaging pressure and imports sheath.In addition, this utility model also relates to the perfusion suction device that imports sheath with this ureter.
Background technology
Ureter soft lens guiding sheath is mainly used in clinically stricture of ureter, adhesion, blocks, when obstruction, calculus, need carry out related surgical and treat that to set up operation path used, import endoscope, laser fiber, calculus removing instrument or operation cable etc. by passage.
200810197442.4 relate to combined soft-hard ureteroscope, comprise the hard sheath of cylindrical shape, soft lens, handle and swivel joint, it is characterized in that surface cover has the soft lens fixed sleeving being fixedly connected with soft lens outside soft lens back segment, soft lens fixed sleeving penetrates hard sheath endoporus together with soft lens, in described handle, be provided with through hole, the through hole of handle is enclosed within hard sheath outside, between hard sheath and handle through hole, be provided with axial direction positioning device, swivel joint is fixed on hard sheath outer wall, is provided with the fixed mechanism that handle and soft lens fixed sleeving can be interfixed/unclamp on handle.
201220133059.4 relate to a kind of ureteral catheter sheath, and it comprises: a guiding sheath, and this guiding sheath is provided with an expanding channel importing for medical apparatus and instruments; One is matched to expand ureteral convergent divergent channel with this guiding sheath; A fixation clamp for fixing convergent divergent channel, this fixation clamp is connected with this convergent divergent channel; An and pallet.
201320047718.7 disclose a kind of ureter soft lens guiding sheath external member, comprise convergent divergent channel, one end of described convergent divergent channel is provided with point, and the other end of described convergent divergent channel is provided with apparatus and implants end and fixation clamp, on described convergent divergent channel, be arranged with guiding epitheca, described guiding epitheca is provided with hold assembly.This ureter soft lens is guided sheath external member, increases the hold assembly of convenient operation on original basis at the hand griping position of guiding epitheca.
The ureter of prior art imports sheath cannot measure pressure, and easily the excessive water intoxication that causes of hydraulic pressure, therefore has further improved necessity.
Utility model content
The utility model proposes a kind of ureter that can gaging pressure and import sheath, it can the intraorganic pressure of Real-time Feedback, so that the flow of controlling perfusion and attracting.
For solving the problems of the technologies described above, this utility model has been constructed following technical proposals:
A kind of ureter that can gaging pressure imports sheath, it is characterized in that, comprise attraction adapter body, sealing cap, attraction pipeline, sheath pipeline and pressure transducer, described sealing cap, attraction pipeline is all connected in described attraction adapter body, described attraction adapter body is provided with a thread groove, described sheath pipeline is provided with a corrugated tubing, described corrugated tubing is dismountable to be connected in described thread groove, described pressure transducer is fixed on the end of described sheath pipeline, described pressure transducer is connected with a signal line, the medial surface of described sheath pipeline is provided with a signalling channel, described signal line is fixed in this signalling channel.
Import in sheath at ureter that can gaging pressure of the present utility model, described attraction adapter body is provided with working chamber and attracts chamber, and described attraction chamber is connected to described attraction pipeline.
Import in sheath at ureter that can gaging pressure of the present utility model, described sheath pipeline is made up of flexible material.
Import in sheath at ureter that can gaging pressure of the present utility model, the side of described sheath pipeline is provided with a cone-shaped interface, and described signal line passes from described cone-shaped interface.
Import in sheath at ureter that can gaging pressure of the present utility model, described signalling channel is provided with a breach, and the both sides of described breach are arcwall face, and described signal line can snap in described signalling channel by this breach.
A kind of perfusion suction device, is characterized in that, comprises that negative pressure pump, charge pump and described ureter import sheath.
This ureter of implementing utility model imports sheath and has following beneficial effect: sheath pipeline is set up a pressure transducer, in the work of sheath pipeline, can measure intraorganic pressure the moment, prevents from that hydraulic pressure is excessive patient is damaged.The circuit of pressure transducer is fixed on the sidewall of sheath pipeline, thereby has reduced the interference to dilator.The fixed form of pressure transducer is simple, and dilator inserts sheath pipeline, pickup wire route breach can be snapped in to signalling channel.
Brief description of the drawings
Fig. 1 is the schematic diagram that ureter of the present utility model imports sheath;
Fig. 2 is the sheath pipeline of Fig. 1 and the schematic diagram of dilator;
Fig. 3 is the schematic diagram of the other direction of Fig. 2;
Fig. 4 is the schematic diagram at the A place of Fig. 2;
Fig. 5 is the block diagram of perfusion suction device of the present utility model;
Fig. 6 is the part-structure schematic diagram of Fig. 5;
Fig. 7 is the feedback schematic diagram of Fig. 5.
Detailed description of the invention
Of the present utility model this ureter that can gaging pressure as shown in Figure 1, 2 imports sheath.It comprises attraction adapter body 01, sealing cap 02, attraction pipeline 03, sheath pipeline 04 and pressure transducer 05.
Described sealing cap 02, attraction pipeline 03 are all connected in described attraction adapter body 01.Wherein, sealing cap 02 is fixed on the top that attracts adapter body 01, and attraction pipeline 03 is fixed on sidewall.Described attraction adapter body 01 is provided with working chamber 012 and attracts chamber 013 and arc-shaped cavity 014, described attraction chamber 013 is connected to described attraction pipeline 03, described working chamber 012 is arranged on the side near sealing cap 02, described arc-shaped cavity 014 is enlarging shape, and its inner chamber is greater than working chamber 012 and attracts chamber 013.
Described attraction adapter body 01 is provided with a thread groove 011, and described sheath pipeline 04 is provided with a corrugated tubing 041, and described corrugated tubing 041 is dismountable to be connected in described thread groove 011, and described pressure transducer 05 is fixed on the end of described sheath pipeline 04.Described pressure transducer 05 is connected with a signal line 051, and the medial surface of described sheath pipeline 04 is provided with a signalling channel 042, and described signal line 051 is fixed in this signalling channel 042.Described signalling channel 042 is provided with a breach 043, and the both sides of described breach are arcwall face, and described signal line can snap in described signalling channel 042 by this breach 043.
Compression signal circuit, can be fixed on signal line in signalling channel 042.As Fig. 2, the end of dilator 06 is taper shape 061, when it inserts described sheath pipeline 04, signal line 051 can be clamp-oned to signalling channel 042.In addition, the side of described sheath pipeline 04 is provided with a cone-shaped interface 044, and described signal line 051 passes from described cone-shaped interface 044.This cone-shaped interface 044 is for connecting main control unit 1, this main control unit sensor-lodging, and make corresponding control action.
The invention also discloses perfusion suction device, it is characterized in that comprising main control unit 1, device for casting 2, suction device 3, feedback device, alarm 5, display unit 6, input block 7, PC communication unit 8 and other expanding elements.Device for casting is with charge pump, and suction device imports sheath with negative pressure pump and ureter, so summary is that perfusion suction device comprises that negative pressure pump, charge pump and ureter import sheath.In following examples, be the convenience of narration, it is that common gastroscope attracts sheath and pressure transducer 5 that ureter is imported to sheath division.Should recognize, this narration is in order to emphasize executive system and feedback system, and just, in physical arrangement, this pressure transducer 05 is to be fixed on to attract in sheath.
Main control unit 1 is control centre, the signal of its store feedback device, and adjust the work of device for casting 2 and suction device 3.For realizing its function, main control unit 1 can comprise the parts such as master cpu, memorizer.
Described device for casting 2 is for by liquid injector official, and described device for casting 2 at least comprises a charge pump 21, perfusion pipeline 22 and be located at the perfusion end 23 of organ, and described charge pump 21 is connected to described perfusion end 23 by described perfusion pipeline 22.Charge pump 21 causes perfusion end 23 by normal saline through perfusion pipeline 22, and perfusion end 23 is located at such as renal pelvis of human organ 9(), for fluid injection tracer liquid pressure.In the present embodiment, this perfusion end 23 can be the clear stone sheath of rubble.
For preventing the high pressure in renal pelvis, will be by liquid sucking-off in fluid injection in renal pelvis.Described suction device 3 is for from organ sucking liquid.Suction device 3 comprises negative pressure pump 31, attraction pipeline 32, more than one storage tank 33 and is located at the gastroscope attraction sheath 34 of organ 9.Described negative pressure pump 31 is connected to described attraction pipeline 32, and described attraction pipeline 32 is connected to described storage tank 33.Described storage tank 33 is connected to institute's gastroscope and attracts sheath 34.Described attraction pipeline 32 is connected to the middle part of described storage tank 33, and described gastroscope attracts sheath 34 to be connected to the top of described storage tank 33.When negative pressure pump 31 is worked, by the gas sucking-off in storage tank 33, the interior negative pressure that occurs of storage tank 33, and then intraorganic normal saline is extracted out.This utility model can be made optimization to the concrete structure of storage tank 33, and for example, described suction device 3 comprises plural storage tank 33, and according to the difference of the length of operating time and the perfusion water yield, a storage tank 33 is enabled another after filling.Particularly, described attraction pipeline 32 is connected to respectively two described storage tanks 33 by three-way valve 35; Two described storage tanks 33 are connected to described gastroscope by three-way valve 35 and attract sheath 34.
Described feedback device comprises the pressure transducer 41 for detection of organ pressure, and the outfan of described pressure transducer 41 is connected to described main control unit 1.Pressure transducer 41 is by intraorganic pressure signal transmission to main control unit 1, and main control unit 1 is made actuating signal accordingly.Described feedback device also comprises flow transducer 42, level sensor 43, and described flow transducer 42 is fixed in described perfusion pipeline 22, and the outfan of this flow transducer 42 is connected to described main control unit 1.This flow transducer 42 is for detection of the influx of normal saline, as auxiliary feedback.Described level sensor 43 is fixed in described storage tank 33, and the outfan of this level sensor 43 is connected to described main control unit 1.Level sensor 43 is combined multiple storage tanks 33, when level sensor inspection 43 measures a storage tank 33 completely time, signal is passed to main control unit 1, and main control unit 1 acts on three-way valve 35, and normal saline is automatically switched and is delivered to another storage tank 33.
The actuator of feedback system is charge pump 21 and negative pressure pump 31, and described main control unit 1 is connected to described charge pump 21 and/or negative pressure pump 31, in the time that needs reduce intraorganic pressure, reduces the irrigation flow of charge pump 21 or the flow of raising negative pressure pump 31.Otherwise, if need to improve intraorganic pressure time, improve the irrigation flow of charge pump 21 or the flow of reduction negative pressure pump 31.
Alarm 5, display unit 6, input block 7, PC communication unit 8 all can be connected to main control unit 1, are controlled and are dispatched by main control unit 1.These devices can be attached to perfusion suction device of the present utility model, the function of expansion perfusion suction device.
In physical arrangement, this utility model can comprise a transfer end 11.Charge pump 21 and negative pressure pump 31 are to provide injection pressure, discharge, the machine of the physical effects such as suction pressure, machine and existing perfusion attraction system are without much difference, only many external interfaces, control transfer end 11 for plugging into, and information exchange and the basis that completes control action are provided.Transfer end 11 is simulated the key-press input on control panel of thinking by the mode of electric pulse, rotate to an angle and simulate artificial knob-operated by control steering wheel, control requirement to reach and to meet, in control accuracy, can fully meet the demands, when system parameter after changing, system parameter value passes toward transfer end by communication port at once, for the calculating section of automatically controlling provides obtaining of data calculating basic.
As shown in the figure, pressure transducer 41 also imports the moment into transfer end 11 by the data of acquisition, and we define this direction is passage one.Micro-fistulation attracts clear stone sheath 23 front ends of rubble also can have a sensor 24, and this sensor 24 is as of the present utility model further preferred.The signal intensity that this sensor 14 produces imports transfer end 11 into, as controlling the basis of calculating.In transfer end 11, we define this direction is passage two.
Data are being imported into after transfer end, and transfer end 11 can be according to the account form analyzing and processing data setting in advance, finally draw controlling party to control type, then import this control model into main control unit 1, and then the injection pressure of control perfusion attraction system, discharge, suction pressure etc.
Channel selecting has three types, to reference pressure P
tvalue has 3 kinds of different modes to be respectively:
Passage one is chosen: P
t=P
cH1;
Passage two is chosen: P
t=P
cH2;
Dual pathways compensation: P
t=(P
cH1+ P
cH2) × 0.5.
Operator can select different reference pressure P as required
tas controlling data.Main control unit 1 is received after control message, adjusts injection pressure according to signal content, discharge, and suction pressure equivalent, and import result into transfer end 11, so repeatedly, complete the Based Intelligent Control of feedback-type.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
- One kind can gaging pressure ureter import sheath, it is characterized in that, comprise attraction adapter body, sealing cap, attraction pipeline, sheath pipeline and pressure transducer, described sealing cap, attraction pipeline is all connected in described attraction adapter body, described attraction adapter body is provided with a thread groove, described sheath pipeline is provided with a corrugated tubing, described corrugated tubing is dismountable to be connected in described thread groove, described pressure transducer is fixed on the end of described sheath pipeline, described pressure transducer is connected with a signal line, the medial surface of described sheath pipeline is provided with a signalling channel, described signal line is fixed in this signalling channel.
- 2. ureter that can gaging pressure according to claim 1 imports sheath, it is characterized in that, described attraction adapter body is provided with working chamber and attracts chamber, and described attraction chamber is connected to described attraction pipeline.
- 3. ureter that can gaging pressure according to claim 1 imports sheath, it is characterized in that, described sheath pipeline is made up of flexible material.
- 4. ureter that can gaging pressure according to claim 1 imports sheath, it is characterized in that, the side of described sheath pipeline is provided with a cone-shaped interface, and described signal line passes from described cone-shaped interface.
- According to described in claim 1 or 4 can gaging pressure ureter import sheath, it is characterized in that, described signalling channel is provided with a breach, the both sides of described breach are arcwall face, described signal line can snap in described signalling channel by this breach.
- 6. a perfusion suction device, is characterized in that, comprise negative pressure pump, charge pump and as claimed in claim 1 ureter import sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055134.9U CN203776869U (en) | 2014-01-28 | 2014-01-28 | Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055134.9U CN203776869U (en) | 2014-01-28 | 2014-01-28 | Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203776869U true CN203776869U (en) | 2014-08-20 |
Family
ID=51313117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420055134.9U Expired - Fee Related CN203776869U (en) | 2014-01-28 | 2014-01-28 | Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203776869U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771131A (en) * | 2015-04-16 | 2015-07-15 | 郑州富健达医疗器械有限公司 | Pressure stabilization type percutaneous nephroscope leading-in sheath |
| CN104783775A (en) * | 2015-04-16 | 2015-07-22 | 郑州富健达医疗器械有限公司 | Ureter lead-in sheath with real-time pressure detection and absorption capacity |
| CN104840246A (en) * | 2015-05-29 | 2015-08-19 | 郑州富健达医疗器械有限公司 | Flexible ureteroscope leading-in sheath with real-time pressure displaying and sucking capabilities |
| CN104840234A (en) * | 2015-05-29 | 2015-08-19 | 郑州富健达医疗器械有限公司 | Percutaneous nephroscope lead-in sheath capable of monitoring perfusion suction pressure in real time |
| CN106139275A (en) * | 2016-08-31 | 2016-11-23 | 李乐娴 | A kind of medical urinary catheter of automatic urinating |
| CN106237417A (en) * | 2016-05-19 | 2016-12-21 | 黄健 | A kind of multi-functional perfusion attracts platform and using method |
| CN106691362A (en) * | 2015-07-31 | 2017-05-24 | 上海圣博艾医疗科技有限公司 | Endoscope |
| US11116530B2 (en) | 2018-02-02 | 2021-09-14 | Calyxo, Inc. | Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation |
| CN113768591A (en) * | 2021-09-09 | 2021-12-10 | 遵义医科大学附属医院 | Percutaneous nephroscope puncture sheath capable of regulating and controlling intra-renal pressure |
| CN113855161A (en) * | 2021-10-27 | 2021-12-31 | 纯派生活武汉科技有限公司 | A flexible ureteroscope sheath and continuous circulation perfusion and suction system |
| CN116172666A (en) * | 2021-11-29 | 2023-05-30 | 新昌县中医院(挂新昌县中医院医共体总院牌子) | A kind of negative pressure ureteral sheath with bendable tip and measurable intrarenal pressure |
| US12256989B2 (en) | 2022-09-29 | 2025-03-25 | Calyxo, Inc. | Tool guiding device for kidney stone treatment apparatus |
| US12329399B2 (en) | 2022-03-02 | 2025-06-17 | Calyxo, Inc. | Kidney stone treatment system |
-
2014
- 2014-01-28 CN CN201420055134.9U patent/CN203776869U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771131A (en) * | 2015-04-16 | 2015-07-15 | 郑州富健达医疗器械有限公司 | Pressure stabilization type percutaneous nephroscope leading-in sheath |
| CN104783775A (en) * | 2015-04-16 | 2015-07-22 | 郑州富健达医疗器械有限公司 | Ureter lead-in sheath with real-time pressure detection and absorption capacity |
| CN104783775B (en) * | 2015-04-16 | 2017-12-26 | 郑州康佰甲科技有限公司 | A kind of ureter with real-time pressure detection and adsorption capacity imports sheath |
| CN104840246A (en) * | 2015-05-29 | 2015-08-19 | 郑州富健达医疗器械有限公司 | Flexible ureteroscope leading-in sheath with real-time pressure displaying and sucking capabilities |
| CN104840234A (en) * | 2015-05-29 | 2015-08-19 | 郑州富健达医疗器械有限公司 | Percutaneous nephroscope lead-in sheath capable of monitoring perfusion suction pressure in real time |
| CN106691362A (en) * | 2015-07-31 | 2017-05-24 | 上海圣博艾医疗科技有限公司 | Endoscope |
| CN106237417A (en) * | 2016-05-19 | 2016-12-21 | 黄健 | A kind of multi-functional perfusion attracts platform and using method |
| CN106139275A (en) * | 2016-08-31 | 2016-11-23 | 李乐娴 | A kind of medical urinary catheter of automatic urinating |
| US11116530B2 (en) | 2018-02-02 | 2021-09-14 | Calyxo, Inc. | Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation |
| US11324526B2 (en) | 2018-02-02 | 2022-05-10 | Calyxo, Inc. | Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation |
| US12023059B2 (en) | 2018-02-02 | 2024-07-02 | Calyxo, Inc. | Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation |
| US12318099B2 (en) | 2018-02-02 | 2025-06-03 | Calyxo, Inc. | Devices and methods for minimally invasive kidney stone removal by combined aspiration and irrigation |
| CN113768591A (en) * | 2021-09-09 | 2021-12-10 | 遵义医科大学附属医院 | Percutaneous nephroscope puncture sheath capable of regulating and controlling intra-renal pressure |
| CN113855161A (en) * | 2021-10-27 | 2021-12-31 | 纯派生活武汉科技有限公司 | A flexible ureteroscope sheath and continuous circulation perfusion and suction system |
| CN113855161B (en) * | 2021-10-27 | 2023-06-23 | 纯派生活武汉科技有限公司 | A flexible ureteroscope sheath and continuous circulation perfusion and suction system |
| CN116172666A (en) * | 2021-11-29 | 2023-05-30 | 新昌县中医院(挂新昌县中医院医共体总院牌子) | A kind of negative pressure ureteral sheath with bendable tip and measurable intrarenal pressure |
| US12329399B2 (en) | 2022-03-02 | 2025-06-17 | Calyxo, Inc. | Kidney stone treatment system |
| US12329396B2 (en) | 2022-03-02 | 2025-06-17 | Calyxo, Inc. | Kidney stone treatment system |
| US12256989B2 (en) | 2022-09-29 | 2025-03-25 | Calyxo, Inc. | Tool guiding device for kidney stone treatment apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhengzhou Fujianda Medical Apparatus & Instruments Co., Ltd. Assignor: Song Leming Contract record no.: 2015410000052 Denomination of utility model: Nephric duct importing sheath capable of measuring pressure, and perfusion and suction device Granted publication date: 20140820 License type: Exclusive License Record date: 20150619 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20150128 |
|
| EXPY | Termination of patent right or utility model |