CN200957119Y - Urethra valve - Google Patents
Urethra valve Download PDFInfo
- Publication number
- CN200957119Y CN200957119Y CN 200620132242 CN200620132242U CN200957119Y CN 200957119 Y CN200957119 Y CN 200957119Y CN 200620132242 CN200620132242 CN 200620132242 CN 200620132242 U CN200620132242 U CN 200620132242U CN 200957119 Y CN200957119 Y CN 200957119Y
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- CN
- China
- Prior art keywords
- valve
- axle
- valve seat
- jaw
- urethra
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- 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
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Abstract
The utility model discloses a urethra valve comprising a casing 3 with through holes, and a rear axle seat 1 arranged with through holes is arranged at one end of the casing 3; the key of the utility model is that the other end of the casing 3 is provided with a valve seat 10, on which through holes are provided; a valve 12 with a diameter larger than the openings of the valve seat 10 is arranged outside of the valve seat 10; a shaft 2 is provided to run through the rear shaft seat 1 and the valve seat 10, and one end of the shaft 2 is connected with the valve 12; in addition, a gearshift is arranged between the rear shaft seat 1 and the valve seat 10 to make the shaft 2 to displace axially. The utility model utilizes the principle of rotating magnetic field screw to change the rotary motion into the rectilinear motion, thus the rotary motion caused by small force obtains the larger force of the rectilinear motion, an effective control over the open and close of the valve is realized and the cubage and weight of the valve are minimized.
Description
Technical field:
This utility model relates to a kind of medical apparatus and instruments of implant into body, particularly is the endo-urethral urethra valve of a kind of human implantable.
Background technology:
In actual life, urinary incontinence is a comparatively common disease of human urinary tract, but the unusual disease of refractory.Often by congenital or posteriority brain, myeleterosis, factors such as male prostate postoperative and female bladder pressure cause that it causes great misery not only for patient's spirit, and might cause severe complications, even jeopardizes patient's life.Settling artificial urethra to expand about flesh is one of the main method that can at all deal with problems at present, but in the world in the implantation of all need performing the operation of the about flesh of artificial urethra expansion of clinical practice, can cause serious sequela such as urethra necrosis.The normal closed gate that United States Patent (USP) 4909785 and the 5112306 urethra valves of introducing are made up of the liquid capsule and a cover drainage arrangement of mutability, when compressing liquid capsule, valve is open, after delaying after a while, valve is closed automatically, so that the bladder emptying, but the structure of this device is too complicated, volume is big, and may maloperation take place and leakage of urine when the improper pressurized of liquid capsule.3812841,5004454 and 5140999 of United States Patent (USP)s belong to magnetic driven, their common feature is the switching of its normal closed gate effect of body internal magnet to external magnetic field that place one's entire reliance upon, difference mainly is the difference of the model of action between its magnet valve door and controlling magnetic field, in 3812841, the opening of its magnet valve door is by the strength of external controlling magnetic field direct " dialling ", for obtaining to resist the spring powered of normal closed gate, the Magnet volume wants enough big in the valve, and making it can't make maybe can't load and unload.5004454 simple in structure than 3812841, and volume is much smaller, opens normal closed gate for obtaining bigger strength, and it has utilized the principle of " lever ", so its valve internal magnet volume obviously reduces.But because its " lever " part is in valve, and valve has limited the sphere of action of " lever ", cause its valve open very for a short time, make urine stream very little, 5140999 and 5004454 is very alike, it mainly improves and is one and stretches out " frizzen " that valve enters bladder, thereby the opening that makes normal closed gate has obtained bigger moment and range of opening, but what bring is because " frizzen " of a Magnet arranged at its top than length, make the patient in strenuous exercise (as running, jumping) in time, may be trembleed, and causing leakage of urine, its " frizzen " that stretches into bladder also may stimulate the calculus that causes patient's bladder because of foreign body in addition.
Summary of the invention:
Goal of the invention of the present utility model is to disclose a kind of urethra to be opened or the valve of closing control.
Realize that technical solution of the present utility model is as follows: comprise that one has the shell 3 of through hole, the one end is provided with the back axle bed 1 of tool through hole, key is that the other end of shell 3 has the valve seat 10 with through hole, the valve 12 of one diameter greater than valve seat 10 openings arranged outside the valve seat 10, there is one 2 and connects back axle bed 1, valve seat 10 and an end to be connected, be provided with a gearshift that can make 2 axial displacement between back axle bed 1 and the valve seat 10 with valve 12.
Described gearshift is that the axle 2 of closely back axle bed 1 one ends is provided with Magnet 4, axle bed 11 before the inner of valve seat 10 has, and there is one section screw thread axle 2 middle appropriate locations and is threaded with the female silk 6 of three-jaw, and the three-jaw of the female silk 6 of three-jaw is connected with shell 3 inwalls.
The inwall of described shell 3 has three road chutes, and the three-jaw of the female silk 6 of three-jaw is inserted three road chutes, is respectively equipped with front spring 9 and rear spring 5 on the axle 2 of the female silk of three-jaw 6 both sides.
Described gearshift is that the axle 2 of nearly back axle bed 1 one ends is provided with Magnet 4, one becket is arranged on the Magnet 4, two plush coppers are arranged on the becket, the inwall of shell 3 is to there being the two-stage nitration spiral slide, two above-mentioned plush coppers embed spiral slide, one end of spiral slide has a ring-type slideway, and axle bed 11 before the inner end of valve seat 10 has is with spring on the axle 2 between preceding axle bed 11 and the Magnet 4.
The inwall of described shell 3 is provided with one and stops that the female silk 6 of three-jaw skids off the back-up ring 8 and the collar 7 of chute.
Described valve 12 has a chamfering for cylinder and with the contact jaw of valve seat 10, and also there is a chamfering at the internal face edge of the opening of respective valve seat 10.
The axle 2 of described valve 12 the inners is provided with one can be with the thin blade of axle 2 rotations, and the edge of blade is a zigzag.
The outer rim of described Magnet 4 has a chamfering, and forms an inclined open between the shell 3.
The cylindrical outer surface of described shell 3 has depressed part.
This utility model utilizes rotating excitation field screw rod principle, making rotatablely moves changes rectilinear motion into, thereby obtained bigger straight-line strength by rotatablely moving of causing of less strength, realized effective control of valve opening and closing and greatly reduced the volume and weight of valve.
Description of drawings:
Fig. 1 is the structural representation of embodiment of the present utility model.
Fig. 2 is the A-A section structure sketch map of Fig. 1.
Fig. 3 is the female silk of three-jaw of the present utility model and the sketch map that cooperates of chute.
Fig. 4 is the structural representation of the Magnet of another embodiment.
The specific embodiment:
See also Fig. 1～Fig. 4, specific embodiment of the utility model is as follows: comprise that one has the shell 3 of through hole, the one end is provided with the back axle bed 1 of tool through hole, key is that the other end of shell 3 has the valve seat 10 with through hole, the valve 12 of one diameter greater than valve seat 10 openings arranged outside the valve seat 10, there is one 2 and connects back axle bed 1, valve seat 10 and an end to be connected, be provided with a gearshift that can make 2 axial displacement between back axle bed 1 and the valve seat 10 with valve 12; When using valve 12 is inserted the appropriate location as front end by urethra and block urethra, start external portable start bit moving device in the time of must urinating and make axle 2 axial displacements, produce the gap, the urine discharge between the valve 12 that makes axle 2 one ends and the valve seat 10.
The structure of described gearshift is that the axle 2 of nearly back axle bed 1 one ends is provided with Magnet 4, Magnet 4 is that two blocks of stereo structure Magnet constitute, or can be other shape as two semicircles, clamp axle 2, axle bed 11 before the inner end of valve 12 has one, preceding axle bed 11 also has at least more than one the through hole that urine is passed through of being convenient to, and there is one section screw thread the middle appropriate location of axle 2 and is threaded with the female silk 6 of three-jaw, the three-jaw of the female silk 6 of three-jaw is connected with shell 3 inwalls, and is as seen shown in Figure 3; The duty of gearshift is after external portable control device starts, the magnetic field that has a Magnet that rotates to rotate and change in the control device, the Magnet 4 that this magnetic field then drives on the above-mentioned axle 2 rotates, and then drive axle 2 rotates, simultaneously since the female silk of three-jaw 6 be connected with shell 3 inwalls, do not rotate with the rotation of axle 2, then force axle 2 axial displacements simultaneously, cause valve 12 and valve seat 10 to disengage, open the opening of valve seat 10, urine is then by the space in the shell 3, the through hole of preceding axle bed 11, the through hole of gap between Magnet 4 and the shell 3 and back axle bed 1 finally excretes.Only need suitable controlling magnet 4 along the just opening degree of may command valve 12 of the axial displacement of axle 2, as long as guaranteeing urine flows out, arranged urine, need only the switch of external control device is reverse, make the Magnet backward rotation in the control device, and then drive interior Magnet 4 backward rotation of the present utility model, make axle 2 reverse rotations and displacement, valve-off 12.
The inwall of above-mentioned shell 3 has three road chutes, and the three-jaw of the female silk 6 of three-jaw is inserted three road chutes (seeing shown in Figure 3), is respectively equipped with front spring 9 and rear spring 5 on the axle 2 of the female silk of three-jaw 6 both sides; Said structure does not influence the opening and closing of aforesaid valve 12, but when certain reason of this utility model or fault can't be rotated or external control device when not having electricity or fault to use, can press an end of the axle 2 that stretches out back axle bed 1 by urethra with a hard thing, overcome the elastic force of spring, three pawls of the female silk 6 of three-jaw slide in chute, axle 2 axial displacements can be opened the valve 12 of normally off, discharge urine, remove pressing force, under the elastic force effect of spring, axle 2 reverse displacement valve-offs 12 are to guarantee safe handling of the present utility model.
The structure of above-mentioned gearshift can also be following structure: be provided with Magnet 4 on the axle 2 of nearly back axle bed 1 one ends, one becket is arranged on the Magnet 4, two plush coppers are arranged on the becket, the inwall of shell 3 has the two-stage nitration spiral slide to two above-mentioned plush coppers should be arranged, two above-mentioned plush coppers embed an end of spiral slide, one end of spiral slide has a ring-type slideway, and axle bed 11 before the inner end of valve seat 10 has is with spring on the axle 2 between preceding axle bed 11 and the Magnet 4; Be still external control device drive magnet 4 rotations during use, plush copper on the Magnet 4 moves to the ring-type slideway of the spiral slide other end along spiral slide, can keep rotation status or temporary transient halted state, axle 2 produces axial displacement and Open valve 12, only need reverse rotation during valve-off 12 and get back to primary normally off under the effect of spring force, above-mentioned structure can make that structure of the present utility model is more simple, axial dimension reduces.
The inwall of above-mentioned shell 3 is provided with one and stops that the female silk 6 of three-jaw skids off the back-up ring 8 and the collar 7 of chute, prevent that the female silk 6 of three-jaw from skidding off, improve security of products, certainly under the match condition of the elastic force size of front spring 9 and rear spring 5 with due regard to, can guarantee the safety location of the female silk 6 of three-jaw, take to have more safety behind the said structure.
The diameter of above-mentioned valve 12 is greater than the opening of valve seat 10, can guarantee the complete shutoff of urine, because valve 12 is the coated states that are in urine, the surface can produce certain species precipitate, life-time service may have precipitate on the surface of valve 12 and valve seat 10, therefore the contact jaw at cylindrical valve 12 and valve seat 10 has a chamfering, and also there is a chamfering at the internal face edge of the opening of respective valve seat 10; Both form an inclined-plane contact, in axle 2 rotating band movable valves, 12 rotations and axial displacement process, can guarantee that the inclined-plane that contacts keeps cleaning not produce precipitate, to guarantee not produce the leakage of urine; The top end face of valve 12 is provided with a depression, and a bonnet 14 is housed in the depression, between the bottom face of bonnet 14 and the valve 12 depression end faces silicagel pad 13 is arranged.
The axle 2 of the inner of above-mentioned valve 12 is provided with one can be with the thin blade of axle 2 rotations, the edge of blade is a zigzag, it is above-mentioned blade (not shown) on the axle 2 between preceding axle bed 11 and the valve 12, blade should guarantee the edge reach before the through hole of axle bed 11 get final product, when valve 12 is opened, urine flows into, the solid matter of the urinary stone that may carry in the urine can by blade edge chopping for the granule of smaller szie so that discharge promptly reduce medical hidden danger and avoid larger particles again obstruction of the present utility model or damage.
The outer rim of above-mentioned Magnet 4 has a chamfering (as shown in Figure 4), forms an inclined open between the chamfering of Magnet 4 and the shell body 3, also can make the urinary stone of large-size be squeezed into the granule of smaller szie in inclined open.
The cylindrical outer surface of above-mentioned shell body 3 has depressed part, this depressed part is at least one, because this utility model is by to human body safety, not having interactional specific alloy makes, surface cleaning is smooth, place urethra because of dead weight, urine pressure and vibration, can produce displacement, unshift after placing for guaranteeing this product, this product is inserted in the net that a fine wire is woven into, elasticity wiry can guarantee to have the woven mesh thing of this product can be at the urethra intrinsic displacement, the net of tinsel formation also has the recess of corresponding above-mentioned depressed part simultaneously, concavo-convex cooperation can guarantee that this product can not skid off from net, finally guarantee the location of this product in urethra.
Claims (10)
1. urethra valve, comprise that one has the shell (3) of through hole, the one end is provided with the back axle bed (1) with through hole, the other end that it is characterized in that shell (3) has the valve seat (10) of tool through hole, the valve (12) of one diameter greater than valve seat (10) opening arranged outside the valve seat (10), there are one (2) to connect back axle bed (1), valve seat (10) and an end and are connected, be provided with a gearshift that can make (2) axial displacement between back axle bed (1) and the valve seat (10) with valve (12).
2. by the described urethra valve of claim 1, it is characterized in that described gearshift is that the nearly axle (2) of axle bed (1) one end afterwards is provided with Magnet (4), axle bed (11) before the inner end of valve seat (10) has one, there is one section screw thread the middle appropriate location of axle (2) and is threaded with the female silk of three-jaw (6), and the three-jaw of the female silk of three-jaw (6) is connected with shell (3) inwall.
3. by the described urethra valve of claim 2, it is characterized in that the inwall of described shell (3) has three road chutes, the three-jaw of the female silk of three-jaw (6) is inserted three road chutes, is respectively equipped with front spring (9) and rear spring (5) on the axle (2) of the female silk of three-jaw (6) both sides.
4. by the described urethra valve of claim 1, it is characterized in that described gearshift is that the nearly axle (2) of axle bed (1) one end afterwards is provided with Magnet (4), Magnet has a becket on (4), two plush coppers are arranged on the becket, the inwall of shell (3) is to there being the two-stage nitration spiral slide, and two above-mentioned plush coppers embed spiral slide, and an end of spiral slide has a ring-type slideway, axle bed (11) before the inner end of valve seat (10) has one is with spring on the axle (2) between preceding axle bed (11) and the Magnet (4).
5. by claim 2 or 3 described urethra valves, the inwall that it is characterized in that described shell (3) is provided with one and stops that the female silk of three-jaw (6) skids off the back-up ring (8) and the collar (7) of chute.
6. by claim 1 or 2 or 3 or 4 described urethra valves, it is characterized in that described valve (12) has a chamfering for cylinder and with the contact jaw of valve seat (10), also there is a chamfering at the internal face edge of the opening of respective valve seat (10).
7. by claim 1 or 2 or 3 or 4 described urethra valves, it is characterized in that the inner axle (2) of described valve (12) is provided with a blade that approaches that can rotate with axle (2), the edge of blade is a zigzag.
8. by the described urethra valve of claim 5, it is characterized in that the inner axle (2) of described valve (12) is provided with a blade that approaches that can rotate with axle (2), the edge of blade is a zigzag.
9. by claim 1 or 2 or 3 or 4 or 8 described urethra valves, it is characterized in that the outer rim of described Magnet (4) has a chamfering, and form an inclined open between the shell (3).
10. by claim 1 or 2 or 3 or 4 or 8 described urethra valves, it is characterized in that the cylindrical outer surface of described shell (3) has depressed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620132242 CN200957119Y (en) | 2006-08-14 | 2006-08-14 | Urethra valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620132242 CN200957119Y (en) | 2006-08-14 | 2006-08-14 | Urethra valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200957119Y true CN200957119Y (en) | 2007-10-10 |
Family
ID=38783993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620132242 Expired - Fee Related CN200957119Y (en) | 2006-08-14 | 2006-08-14 | Urethra valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200957119Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103655018A (en) * | 2013-12-20 | 2014-03-26 | 广东工业大学 | Urethra valve driven by ultrasound vaporization steam |
| CN104983491A (en) * | 2015-06-24 | 2015-10-21 | 徐传河 | Automatic urination controlling prostate support |
| CN105326590A (en) * | 2015-11-03 | 2016-02-17 | 广东工业大学 | Magnetic coupling resonance type electric heating evaporation steam-driven urethra valve |
| CN105343988A (en) * | 2015-12-10 | 2016-02-24 | 宁波冠瑞医疗器械有限公司鄞州分公司 | Auto-controlled catheter |
| CN109481079A (en) * | 2018-12-12 | 2019-03-19 | 广东工业大学 | A kind of magnetic control urethra valve |
-
2006
- 2006-08-14 CN CN 200620132242 patent/CN200957119Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103655018A (en) * | 2013-12-20 | 2014-03-26 | 广东工业大学 | Urethra valve driven by ultrasound vaporization steam |
| CN103655018B (en) * | 2013-12-20 | 2015-11-18 | 广东工业大学 | The steam-powered urethra valve of a kind of ultrasonic vaporisation |
| CN104983491A (en) * | 2015-06-24 | 2015-10-21 | 徐传河 | Automatic urination controlling prostate support |
| CN104983491B (en) * | 2015-06-24 | 2017-10-13 | 徐传河 | A kind of self control urination formula prostate bracket |
| CN105326590A (en) * | 2015-11-03 | 2016-02-17 | 广东工业大学 | Magnetic coupling resonance type electric heating evaporation steam-driven urethra valve |
| CN105343988A (en) * | 2015-12-10 | 2016-02-24 | 宁波冠瑞医疗器械有限公司鄞州分公司 | Auto-controlled catheter |
| CN105343988B (en) * | 2015-12-10 | 2018-08-17 | 宁波冠瑞医疗器械有限公司 | Autocontrol catheter |
| CN109481079A (en) * | 2018-12-12 | 2019-03-19 | 广东工业大学 | A kind of magnetic control urethra valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20100814 |