CN109248370A - Visualize eccentric prostate dilator - Google Patents
Visualize eccentric prostate dilator Download PDFInfo
- Publication number
- CN109248370A CN109248370A CN201811014292.9A CN201811014292A CN109248370A CN 109248370 A CN109248370 A CN 109248370A CN 201811014292 A CN201811014292 A CN 201811014292A CN 109248370 A CN109248370 A CN 109248370A
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- capsule
- dilator
- split
- expansion
- port
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- 210000002307 prostate Anatomy 0.000 title claims abstract description 29
- 239000002775 capsule Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000012800 visualization Methods 0.000 claims abstract description 15
- 210000003708 urethra Anatomy 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 12
- 230000000007 visual effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 206010020718 hyperplasia Diseases 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 206010004446 Benign prostatic hyperplasia Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241001582888 Lobus Species 0.000 description 1
- 208000004403 Prostatic Hyperplasia Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000762 glandular Effects 0.000 description 1
- 230000007773 growth pattern Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000002062 proliferating effect Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1002—Balloon catheters characterised by balloon shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10181—Means for forcing inflation fluid into the balloon
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1089—Urethra
- A61M2210/1096—Male
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/16—Male reproductive, genital organs
- A61M2210/166—Prostate
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention relates to prostate dilators, specifically for a kind of eccentric prostate dilator of visualization.Main body of the invention is dilator；The periphery of dilator be successively arranged with from front to back can holding split the expansion of urethra in intravesical fixed capsule and for expanding and split capsule, the expansion is split capsule and is made of clear material, and the tube body of the dilator deviates the central area that capsule is split in expansion across the position that capsule is split in expansion across the tube body for splitting capsule and dilator is expanded；The urethral catheterization chamber for urethral catheterization is equipped in the dilator, for the observation pipeline by peephole or route and for the water injecting pipeline for fixed capsule water filling；Urethral catheterization chamber front end is connected to by catheterizing port with outside, and rear end is connected to outside；The observation pipeline front end is connected to the inner cavity for splitting capsule is expanded, and rear end is connected to outside；The front end of the water injecting pipeline is connected to the inner cavity of fixed capsule, and rear end is connected to outside.The present invention can provide visualized operation space during expansion is split, and improve the safety of operation.
Description
Technical field
The present invention relates to prostate dilators, specifically for a kind of eccentric prostate dilator of visualization.
Background technique
Per urethra water pocket expands that art is also known as prostatic urethra and membranous urethra expands art, is forefront relatively advanced at present
Uniquely retaining the operation of former internal organs in gland prolotherapy technology and many operations of prostate, wound is atomic, and operating time is short,
Safety coefficient is high, increasingly becomes Benign Prostatic Hypertrophy and solves a kind of dysuric effective ways, this is also simultaneously
It is unwilling to cut off prostata tissue or the with age weak ideal chose for not being resistant to resection operation patient.
With the fast development of medical technology, various medical instruments all enter " visualization epoch " one after another, and prostate
Expanding most important surgical instrument in art --- also there is the trend of " visualization ", such as one at present in prostate dilator
A China Patent No. is 201710560321.0, the patent of entitled " the prostate dilator of visualization positioning ", it discloses
A kind of visual dilator is to split and lead referring to observe whole expansion with mark line in the process for setting pipe using soft lens
The problem of whether pipe is in place, largely solves the accuracy for setting pipe position really.
However, in order to further improve the convenience of operation and safety, we are simultaneously not content with and set pipe position
In this accurate level, the forefront after being had differences due to the growth pattern of the hyperplasia of prostate between individual so as to cause hyperplasia
There are huge differences for the wall thickness of glandular tissue, and the surgical procedure for expanding is the experience by medical staff itself at present
It is operated, the operative site expanded can not be observed, thus can not rightly hold the pressure for expanding and splitting capsule；And
And since the blood of prostate surrounding fortune is abundant, and existing dilator can not be accomplished visually during expansion is split, thus just
Uncontrollable to expand the process split, operation risk is higher.
As it can be seen that although similar prior art solves the problems, such as that expansion is split to capsule is accurately placed in prostate position, but
It is to split not accomplishing " visual " in process in expansion, thus expand the field split in prostate, current prior art distance is really
" visual " still have very big gap.
Summary of the invention
It is an object of the invention to: a kind of eccentric prostate dilator of visualization is provided, it can be during expansion be split
Visualized operation space is provided, the safety of operation is improved.
The present invention is achieved through the following technical solutions: a kind of eccentric prostate dilator of visualization, it is characterised in that: it
Main body be front end be equipped with catheterizing port dilator；
The periphery of dilator be successively arranged with from front to back can holding intravesical fixed capsule and for expand split urine
Capsule is split in the expansion in road, and the expansion is split capsule and is made of clear material, and the tube body of the dilator, which passes through to expand, splits capsule and dilator
Tube body, which passes through, expands the central area that capsule is split in the position deviation expansion for splitting capsule；
Be equipped in the dilator urethral catheterization chamber for urethral catheterization, for by peephole or route observation pipeline and
For the water injecting pipeline for fixed capsule water filling；Urethral catheterization chamber front end is connected to by catheterizing port with outside, and rear end is connected to outside；
The observation pipeline front end is connected to the inner cavity for splitting capsule is expanded, and rear end is connected to outside；The front end of the water injecting pipeline and fixed capsule
Inner cavity connection, rear end is connected to external；
The rear end of the observation pipeline is set there are two port, and one of port is for splitting the water injection end that capsule fills the water to expansion
Mouthful, another port is for the logical mirror port by peephole or route.
For better implementation this programme, following prioritization scheme is also provided:
Further, for the ease of urethral catheterization:
The catheterizing port includes positioned at the main catheterizing port of dilator front end and/or on the tube wall of dilator front
Secondary catheterizing port.It is described pair catheterizing port at least one.
Further, in spherical after the fixed capsule fills up.
Further, the expansion, which is split after capsule fills up, is in the form of a column.
Here, in order to adapt to the shape of urethra, it is described expand split capsule extending direction it is consistent with the extending direction of dilator.
Further, for the ease of the operation of medical worker, the trouble that medical worker is placed in peephole is reduced:
It is described expand split capsule be internally provided with micro-camera device.
Data power line is also connected on the micro-camera device, the data power line extends to outer along observation pipeline
Portion.
Than before for technology, the invention has the benefit that
1. the present invention has carried out the visual design to dilator, and takes full advantage of the sky for expanding the waterflood path for splitting capsule
Between, can be used as peephole while water filling enters channel, and enable peephole to be directly inserted into expansion and splits in capsule,
It is visually operated to realize expansion and split in overall process；
It is designed 2. capsule is split in expansion of the invention using unique biasization, it is suitable compared to the air bag being arranged concentrically in the past for
In by the positional shift of conduit to concede the position at air bag center to allow the visual field of peephole of insertion to widen significantly, into
And greatly strengthen the effect of observation.
3. the present invention, which splits process by expansion, to be carried out under the complete monitoring of peephole, it is thus possible to which constantly control expansion is split
Process, can be observed in time when period the abnormal conditions such as big bleeding occurring and stop expanding and split, in addition medical worker's energy
Enough images for observing prostate tearing conscientiously, it is ensured that each expansion cleft hand art can obtain practical effect, and reach desired
Expand the degree split, farthest improves the success rate of operation, alleviate the pain of patient, reduce operating time.
Detailed description of the invention
Fig. 1 is the Longitudinal cross section schematic of the embodiment of the present invention 1；
Fig. 2 is the cross-sectional view of the embodiment of the present invention 1；
Fig. 3 is partial enlargement diagram at K in Fig. 1；
Fig. 4 is 1 use state of the embodiment of the present invention, one schematic diagram；
Fig. 5 is 1 use state of the embodiment of the present invention, two schematic diagram；
Fig. 6 is 1 use state of the embodiment of the present invention, three schematic diagram；
Fig. 7 is the visual field situation schematic diagram when embodiment of the present invention 1 uses；
Fig. 8 is the Longitudinal cross section schematic of the embodiment of the present invention 2.
Label declaration: 1 dilator, the main catheterizing port of 1-1,1-2 pair catheterizing port, 2 fixed capsules, 2-1 water injecting pipeline, 3 expansions are split
Capsule, 4 urethral catheterization chambers, 5 observation pipelines, 5-1 fill port, 5-2 lead to mirror port, 6 prostates, 7 bladder, 7,8 micro-camera device, and 81
Data power line, A veutro, B back side.
Specific embodiment
Illustrate to elaborate to the present invention with reference to the accompanying drawing:
Embodiment 1:
As shown in figures 1 to 6, main body of the invention is the dilator 1 that front end is equipped with catheterizing port；
The periphery of dilator 1 is successively arranged with from front to back fixation capsule 2 of the holding in bladder 7 and to be split for expanding
Capsule 3 is split in the expansion of urethra, and the expansion is split capsule 3 and is made of clear material, and the tube body of the dilator 1, which passes through to expand to split capsule 3 and expand, to be split
The tube body of conduit 1, which passes through, expands the central area that capsule 3 is split in the position deviation expansion for splitting capsule 3；
The urethral catheterization chamber 4 for urethral catheterization is equipped in the dilator 1, for the observation pipeline 5 by peephole or route
And the water injecting pipeline 2-1 for being filled the water for fixed capsule 2；4 front end of urethral catheterization chamber is connected to by catheterizing port with external, rear end and
Outside connection；Observation 5 front end of pipeline is connected to the inner cavity for splitting capsule 3 is expanded, and rear end is connected to outside；The water injecting pipeline 2-1
Front end be connected to the inner cavity of fixed capsule 2, rear end is connected to external；
The rear end of the observation pipeline 5 is set there are two port, and one of port is for splitting the water filling that capsule 3 fills the water to expansion
Port 5-1, another port are for the logical mirror port 5-2 by peephole or route.
The catheterizing port includes positioned at the main catheterizing port 1-1 of 1 front end of dilator and positioned at 1 front tube of dilator
Two secondary catheterizing port 1-2 on wall.
The sealed connection port 3-2 for preventing from expanding the liquid outflow for splitting 3 inner cavity of capsule is provided on the observation pipeline 5,
It is tightly connected the inlet that observation pipeline 5 is arranged in port 3-2.
The fixed capsule 2 is in spherical after filling up.
The expansion, which is split after capsule 3 fills up, to be in the form of a column.
The use process is as follows:
The veutro of human body is expressed as in Fig. 4-6 figure at A, is back side at B, as shown in figure 4, seal wire is first placed to bladder 7
It is interior, then the present invention is placed in urethra under the guidance of seal wire and front end of the invention is extend into bladder 7；In place
Afterwards, it as shown in figure 5, filling up fixed capsule 2 to which the present invention to be fixed in urethra, is then filled as shown in fig. 6, capsule 3 is split in expansion
6 position of prostate can be carried out to expand operation by rising.
Here, peephole and water filling while a shared pipeline utilize sight set medical worker in pipe operating process
The fill port for examining pipeline tail portion branch splits intracapsular water filling to expansion, then carry out expand split in operating process, utilize observation tube
The logical mirror port merging peephole on road places route.
It is worth noting that, peephole is placed on always in observation pipeline 5, to guarantee in whole operation process
The visualization of operation overall process.In addition, as shown in fig. 7, shown be hyperplasia prostate 6 anatomical tissue ideograph,
Proliferative fraction is mainly to be made of the middle leaf texture of the two lateral lobe tissues in left and right and back side, so two leaf textures of adjacent hyperplasia
Between it is relatively weak, thus to occur from this thin at three for the position that usually prostate 6 expands that prostate 6 splits in cleft hand art
Weak position (a, b, c i.e. shown in fig. 7), thus only need to expand the distal end for splitting capsule towards as the left and right in Fig. 7 is any one
A lateral lobe (lobus lateralis sinister is directed towards shown in Fig. 7), then when peephole gos deep into due to expanding the visual field split capsule and avoid center
Region can smoothly observe these three gap areas (as three dotted lines are shown peephole is able to observe that in Fig. 7 simultaneously
Sight).
And expansion of the invention split capsule 3 be also required to when in use the rotary guide pipe under the visual field of peephole make expand split the remote of capsule
Heart end upward and special construction that proximal part cooperates this hyperplasia prostate 6 to organize downward to such hyperplasia forefront
Gland 6 is effectively expanded operation.
Embodiment 2:
As shown in figure 8, the present embodiment is the difference from embodiment 1 is that split capsule 3 in expansion using micro-camera device 8 is prefabricated
Inside, the micro-camera device 8 can for cold light source camera shooting head may be thermal light source camera, since it is to be immersed in expansion
It splits in the liquid of capsule 3 thus can be used by liquid absorption, and in the present embodiment it is using its heat of thermal light source
Be wired micro-camera device 8, data power line 81, the data power line are also connected on the micro-camera device
81 extend to outside along observation pipeline, and connect work with corresponding data receiver display and power supply.
Embodiment 3:
The present embodiment the difference from example 2 is that using radio-type micro-camera device, it is prefabricated to be split in expansion
The inside of capsule 3, and image document is transmitted to the external world by mode by wireless communication, communication can for Wifi, bluetooth,
The other modes such as radio-frequency communication.
Although the present invention is illustrated and illustrated to the present invention using specific embodiment and its alternative, but it should reason
Solution, can be implemented without departing from the variations and modifications in scope of the invention.It is therefore understood that in addition to by with
Outside the limitation of attached claim and its condition of equivalent, the present invention is not limited by in all senses.
Claims (7)
1. a kind of eccentric prostate dilator of visualization, it is characterised in that: its main body is the expansion that front end is equipped with catheterizing port
Split conduit (1)；
The periphery of dilator (1) be successively arranged with from front to back can holding intravesical fixed capsule (2) and for expand split
The expansion of urethra is split capsule (3), and the expansion is split capsule (3) and is made of clear material, and the tube body of the dilator (1), which passes through to expand, splits capsule
(3) and the tube body of dilator (1) passes through and expands the central area that capsule (3) are split in the position deviation expansion for splitting capsule (3)；
The urethral catheterization chamber (4) for urethral catheterization is equipped in the dilator (1), for the observation pipeline by peephole or route
(5) and for the water injecting pipeline (2-1) for fixed capsule (2) water filling；Urethral catheterization chamber (4) front end is connected by catheterizing port and outside
Logical, rear end is connected to outside；Observation pipeline (5) front end is connected to the inner cavity that capsule (3) is split in expansion, and rear end is connected to outside；Institute
The front end for stating water injecting pipeline (2-1) is connected to the inner cavity of fixed capsule (2), and rear end is connected to outside；
The rear end of observation pipeline (5) is set there are two port, and one of port is for splitting the water filling that capsule (3) fill the water to expansion
Port (5-1), another port are for the logical mirror port (5-2) by peephole or route.
2. the eccentric prostate dilator of visualization according to claim 1, it is characterised in that: the catheterizing port includes position
Main catheterizing port (1-1) in dilator (1) front end and/or the secondary catheterizing port (1- on the tube wall of dilator (1) front
2)。
3. the eccentric prostate dilator of visualization according to claim 2, it is characterised in that: the pair catheterizing port (1-
2) at least one.
4. visualization bias prostate dilator according to claim 1 to 3, it is characterised in that: described solid
Determine after capsule (2) fills up in spherical.
5. visualization bias prostate dilator according to claim 1 to 3, it is characterised in that: the expansion
It splits after capsule (3) fills up and is in the form of a column.
6. visualization bias prostate dilator according to claim 1 to 3, it is characterised in that: the expansion
Split capsule (3) is internally provided with micro-camera device (8).
7. the eccentric prostate dilator of visualization according to claim 6, it is characterised in that: the micro-camera device
On be also connected with data power line (81), the data power line (81) extends to outside along observation pipeline (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581449 | 2018-06-07 | ||
| CN201810581449X | 2018-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109248370A true CN109248370A (en) | 2019-01-22 |
Family
ID=65050511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811014292.9A Pending CN109248370A (en) | 2018-06-07 | 2018-08-31 | Visualize eccentric prostate dilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109248370A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847176A (en) * | 2019-01-30 | 2019-06-07 | 沈阳泰伦药业有限公司 | Disposable four-chamber single-capsule fully visible ultra-smooth prostate dilation catheter |
| CN109847175A (en) * | 2019-01-30 | 2019-06-07 | 沈阳泰伦药业有限公司 | Disposable five-lumen, double-capsule, fully visible, ultra-smooth prostate dilation catheter |
| CN110180075A (en) * | 2019-05-26 | 2019-08-30 | 靖璟 | It sets up defences and protects the prostate balloon dilatation catheter of end |
| CN115887877A (en) * | 2022-12-30 | 2023-04-04 | 暨南大学附属第一医院（广州华侨医院） | A urinary catheter capable of judging the position depth |
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| CN2395737Y (en) * | 1999-11-27 | 2000-09-13 | 姜汉胜 | Composite high-pressure water-bag series catheter for dilation of prostate |
| CN202982896U (en) * | 2012-12-20 | 2013-06-12 | 黄正 | Spying positioning prostate capsule expanding catheter |
| US20140277351A1 (en) * | 2013-03-14 | 2014-09-18 | Cook Incorporated | Multi-stage balloon catheter |
| US20150327754A1 (en) * | 2014-04-21 | 2015-11-19 | Clph, Llc | Imaging apparatus and systems and methods for using them |
| CN106102558A (en) * | 2013-11-14 | 2016-11-09 | Clph有限责任公司 | Devices, systems and methods for epicardial imaging and injection |
| WO2017106698A1 (en) * | 2015-12-18 | 2017-06-22 | Boston Scientific Scimed, Inc. | Radially-directed balloon visualization device |
| CN206809266U (en) * | 2016-12-29 | 2017-12-29 | 天津恒宇医疗科技有限公司 | A kind of double sacculus OCT image conduits |
-
2018
- 2018-08-31 CN CN201811014292.9A patent/CN109248370A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2395737Y (en) * | 1999-11-27 | 2000-09-13 | 姜汉胜 | Composite high-pressure water-bag series catheter for dilation of prostate |
| CN202982896U (en) * | 2012-12-20 | 2013-06-12 | 黄正 | Spying positioning prostate capsule expanding catheter |
| US20140277351A1 (en) * | 2013-03-14 | 2014-09-18 | Cook Incorporated | Multi-stage balloon catheter |
| CN106102558A (en) * | 2013-11-14 | 2016-11-09 | Clph有限责任公司 | Devices, systems and methods for epicardial imaging and injection |
| US20150327754A1 (en) * | 2014-04-21 | 2015-11-19 | Clph, Llc | Imaging apparatus and systems and methods for using them |
| WO2017106698A1 (en) * | 2015-12-18 | 2017-06-22 | Boston Scientific Scimed, Inc. | Radially-directed balloon visualization device |
| CN206809266U (en) * | 2016-12-29 | 2017-12-29 | 天津恒宇医疗科技有限公司 | A kind of double sacculus OCT image conduits |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847176A (en) * | 2019-01-30 | 2019-06-07 | 沈阳泰伦药业有限公司 | Disposable four-chamber single-capsule fully visible ultra-smooth prostate dilation catheter |
| CN109847175A (en) * | 2019-01-30 | 2019-06-07 | 沈阳泰伦药业有限公司 | Disposable five-lumen, double-capsule, fully visible, ultra-smooth prostate dilation catheter |
| CN110180075A (en) * | 2019-05-26 | 2019-08-30 | 靖璟 | It sets up defences and protects the prostate balloon dilatation catheter of end |
| CN115887877A (en) * | 2022-12-30 | 2023-04-04 | 暨南大学附属第一医院（广州华侨医院） | A urinary catheter capable of judging the position depth |
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Application publication date: 20190122 |