CN103462656B - Wicresoft's mitral valve retractor - Google Patents
Wicresoft's mitral valve retractor Download PDFInfo
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- CN103462656B CN103462656B CN201310370341.3A CN201310370341A CN103462656B CN 103462656 B CN103462656 B CN 103462656B CN 201310370341 A CN201310370341 A CN 201310370341A CN 103462656 B CN103462656 B CN 103462656B
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- angle adjusting
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Abstract
This application provides a kind of Wicresoft mitral valve retractor, described Wicresoft mitral valve retractor comprises: rake angle adjusting rod (1); Guide rod (2); Described rake angle adjusting rod can be slidably inserted into by described guide rod; Card-tight part (5), the top of described card-tight part is provided with through hole, and the bottom of described guide rod is securely inserted in the through hole of described card-tight part, and when described rake angle adjusting rod slides in described guide rod, described guide rod is fixed relative to described card-tight part; With self-align speculum (6), the sidepiece of described card-tight part engages pivotally with described self-align speculum, thus when regulating rake angle adjusting rod to drive described card-tight part pivotable, angle between the distance adjustment guide rod slided in guide rod according to rake angle adjusting rod and self-align speculum, makes described self-align speculum remain in the orientation corresponding with described angle.
Description
Technical field
The present invention relates to medical instruments field, more specifically, relating to the Wicresoft's mitral valve retractor for using in cardiac operation.
Background technology
In cardiac operation, need many apparatuses to cooperate to the operation of a certain field of operation, when operator operation wherein a certain utensil time, other utensil should be stably fixed a certain orientation, to complete corresponding auxiliary movement.For realizing this location, generally can provide a kind of location deployment system in operation, this location deployment system can make a certain designated cutout keep opening, to operate the tissue of otch inside.
In the prior art, usual use is fixed on the holder of bedside as locating the basis of deployment system to realize this positioning function, but deployment system of the prior art is only to have fixing opening dimension, if need that there is different opening dimension, then need the adnexa changing speculum.Such operation is very loaded down with trivial details and consuming time.
Therefore, need to provide a kind of Wicresoft mitral valve retractor, the design volume of this speculum is little, locates fast easy to adjust, and not needing to change speculum adnexa can adjust opening dimension as required.
Summary of the invention
For overcoming existing defect, can to facilitate in operation, stable and realize the adjustment of opening dimension quickly, the present invention proposes a kind of Wicresoft mitral valve retractor.This Wicresoft's mitral valve retractor comprises: rake angle adjusting rod; Guide rod; Described rake angle adjusting rod can be slidably inserted into by described guide rod; Card-tight part, the top of described card-tight part is provided with through hole, and the bottom of described guide rod is securely inserted in the through hole of described card-tight part, and when described rake angle adjusting rod slides in described guide rod, described guide rod is fixed relative to described card-tight part; With self-align speculum, the sidepiece of described card-tight part engages pivotally with described self-align speculum, thus when regulating rake angle adjusting rod to drive described card-tight part pivotable, angle between the distance adjustment guide rod slided in guide rod according to rake angle adjusting rod and self-align speculum, makes described self-align speculum remain in the orientation corresponding with described angle.
Preferably, the upper end of described rake angle adjusting rod and described guide rod is threaded connection, thus rake angle adjusting rod can be made to slide rotatably in described guide rod, to adjust the distance that described rake angle adjusting rod slides in described guide rod.
This Wicresoft's mitral valve retractor also comprises compression knob, and described compression knob can adjustably be set on described guide rod, and base station, described base station to be set on described guide rod and to be positioned at below described compression knob, for with the cooperation of described compression knob, thus described Wicresoft mitral valve retractor is fixed to appropriate location, wherein said compression knob also comprises compressing heads a ball, described compression heading is arranged between described compression knob and described base station, and it is outside to be set in described guide rod, wherein said one end compressing heading is resisted against the top of described base station, and be resisted against described compression knob with the described one end of heading a ball that compresses at the diametrically relative other end, when wherein compressing the heading of this compression by compression knob, what described compression was headed a ball can be pressed in described compression knob at least partially, and described at least another part compressing heading can be pressed in described base station, thus make the described guide rod of described compression heading parcel, fix to make the relatively described base station of described guide rod.
Preferably, described self-align speculum comprises: pivoted arm, at least two are opened arm, and described at least two each one end of opening arm of opening arm are fixed on identical longitudinal pivot, and can respectively around described longitudinal pivot pivotable, thus described in making at least two open between arm there is opening angle, and spring structure, described in described spring structure is arranged on, at least two are opened between arm, for providing thrust thus at least two opening angles opened between arm can not change described in making, wherein, one end of described pivoted arm has transverse opening, and described longitudinal pivot extends to open bottom end from open top end, the top of the other end of described pivoted arm and the sidepiece of described card-tight part are pivotally connected to, thus make described card-tight part around described self-align speculum pivotable, the other end bottom of described pivoted arm extends stretches out, and be resisted against on the bottom of the described other end of described pivoted arm through the end of the described rake angle adjusting rod of described card-tight part, thus make, between described rake angle adjusting rod and described self-align speculum, there is stable angle when regulating described rake angle adjusting rod.
Preferably, described at least two at least one of opening in arm are opened arm and are had boss, for being convenient to by tool holding, thus at least two opening angles opened between arm described in regulating during operation.
More preferably, described at least two are opened arm and have different length, thus can be superimposed together.
Preferably, the lower external being inserted into the described guide rod in the through hole of described card-tight part is provided with groove, and the through hole inside of the described card-tight part corresponding with the described outside of described guide rod is provided with inner convex platform, described groove to be inserted on described inner convex platform thus to be fixed to by described guide rod in the through hole of described card-tight part.
Present invention also offers a kind of method for operating Wicresoft's mitral valve retractor, said method comprising the steps of: rake angle adjusting rod to be inserted in guide rod and to be inserted through described guide rod; The bottom of described guide rod to be securely inserted in the through hole at card-tight part top and to make described rake angle adjusting rod be inserted through described card-tight part; With
Described card-tight part being pivotally connected to self-align speculum, and enabling the relatively described self-align speculum of described card-tight part carry out pivotable, wherein when operating, this rake angle adjusting rod being slided in described guide rod; Described card-tight part carries out pivotable along with the slip of described rake angle adjusting rod relative to described self-align speculum, thus the angle between the distance adjustment guide rod slided in guide rod according to rake angle adjusting rod and self-align speculum, and described self-align speculum is remained in the orientation corresponding with described angle.
Preferably, described rake angle adjusting rod is threaded with the upper end of described guide rod, thus rake angle adjusting rod can be enable to slide rotatably in described guide rod, to adjust the distance that described rake angle adjusting rod slides in described guide rod.
Preferably, the method also comprises fixing described Wicresoft mitral valve retractor, and fixing described Wicresoft mitral valve retractor comprises the following steps: can be adjustably set on described guide rod by compression knob, with base station to be set on described guide rod and to be positioned at below described compression knob, for with the cooperation of described compression knob, thus described Wicresoft mitral valve retractor is fixed to appropriate location, there is provided between described compression knob and described base station and compress heading, and it is outside described compression heading to be set in described guide rod, wherein comprise step when providing described compression heading: make described one end compressing heading be resisted against the top of described base station, and make to be resisted against described compression knob with the described one end of heading a ball that compresses at the diametrically relative other end, when compressing the heading of this compression by compression knob, that described compression is headed a ball is pressed in described compression knob at least partially, and described at least another part compressing heading is pressed in described base station, thus make the described guide rod of described compression heading parcel, fix to make the relatively described base station of described guide rod.
Preferably, described self-align speculum is regulated to comprise the following steps: to make longitudinal pivot pivotable that at least two at least one upper-arm circumferences opened in arm rotate on arm; And by least two thrusts of opening the spring structure between arm and providing described in being arranged on, these at least two arms are remained on the opening angle of needs.
Preferably, at least two at least one of opening in arm are used described in tool holding to open boss on arm, thus at least two opening angles opened between arm described in regulating during operation.
More preferably, described in making, at least two are opened arm and have different length, thus can be superimposed together.
Preferably, the groove be arranged in the part being inserted into described card-tight part of described guide rod is inserted on the inner convex platform of the through hole inside being arranged on the card-tight part corresponding with the described part of described guide rod, thus guide rod bottom is fixed in the through hole of described card-tight part.
The present invention utilizes this Wicresoft's mitral valve retractor simply, fast and accurately can regulate the orientation of opening dimension and the whole Wicresoft mitral valve retractor of opening arm, and do not need the replacement carrying out any parts, and Wicresoft of the present invention mitral valve retractor structure is simple and volume is little, convenient operation and depositing.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the Wicresoft's mitral valve retractor according to the embodiment of the present invention;
Fig. 2 is the close-up schematic view of the first half of Wicresoft's mitral valve retractor of Fig. 1;
Fig. 3 is the close-up schematic view of the latter half of Wicresoft's mitral valve retractor of Fig. 1;
Fig. 4 is the exploded perspective view that the guide rod of Wicresoft's mitral valve retractor of Fig. 1 is inserted into card-tight part;
Fig. 5 A is the top view of the self-regulation speculum of Wicresoft's mitral valve retractor of Fig. 1;
Fig. 5 B is the side cross-sectional view of the self-regulation speculum of Wicresoft's mitral valve retractor of Fig. 1;
Fig. 6 A is the overall sectional view of Wicresoft's mitral valve retractor of Fig. 1;
Fig. 6 B is the amplification detail view of the I part of Fig. 6 A; With
Fig. 6 C is the amplification detail view of the III part of Fig. 6 A.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, Wicresoft provided by the invention mitral valve retractor and operational approach thereof are described in detail.
Fig. 1 shows the axonometric chart of the Wicresoft's mitral valve retractor according to the embodiment of the present invention.Fig. 2 is the close-up schematic view of the first half of Wicresoft's mitral valve retractor of Fig. 1.Fig. 3 is the close-up schematic view of the latter half of Wicresoft's mitral valve retractor of Fig. 1.Fig. 4 is the exploded perspective view that the guide rod of Wicresoft's mitral valve retractor of Fig. 1 is inserted into card-tight part.Fig. 5 A is the top view of the self-regulation speculum of Wicresoft's mitral valve retractor of Fig. 1.Fig. 5 B is the side cross-sectional view of the self-regulation speculum of Wicresoft's mitral valve retractor of Fig. 1.Fig. 6 A is the overall sectional view of Wicresoft's mitral valve retractor of Fig. 1.Fig. 6 B is the amplification detail view of the I part of Fig. 6 A.Fig. 6 C is the amplification detail view of the III part of Fig. 6 A.
As shown in Figure 1, Wicresoft's mitral valve retractor comprises rake angle adjusting rod 1, guide rod 2, card-tight part 5 and self-align speculum 6.Wherein rake angle adjusting rod 1 can be slidably inserted into by described guide rod and penetrate card-tight part 5 and be resisted against on the prolongation of the pivoted arm 7 of self-align speculum 6, in the part extended on the left of figure of pivoted arm 7 as shown in Figure 1 and Figure 3.
Rake angle adjusting rod 1 can move along all directions in (direction see shown in Fig. 2 arrow), thus self-align speculum is navigated to position required in operation process.
As shown in Figures 3 and 4, the top of card-tight part 5 is provided with longitudinally through through hole, and the bottom of guide rod 2 is inserted in the through hole of this card-tight part 5.Be provided with inner convex platform (not shown) in the through hole inside of card-tight part, and the guide rod bottom be inserted in through hole is provided with the groove corresponding with this boss.When assembling, inner convex platform is inserted in corresponding groove, and like this, when rake angle adjusting rod 1 slides in guide rod 2, guide rod 2 can be fixed relative to card-tight part 5.The present invention is not limited to this, can on guide rod, be provided with projection and be provided with groove in the through hole inside of card-tight part.In addition, except the mode of the plug-in mounting of groove and inner convex platform, can also have other fixed form, such as hidden discount, knob, buckle, wedging etc., as long as can make guide rod fixing relative to card-tight part.Like this, even if when rake angle adjusting rod 1 slides in guide rod 2, guide rod 2 also can be fixed relative to card-tight part 5, thus the displacement that produces due to the slip with rake angle adjusting rod 2 can not occur.
Like this, as shown in Figure 3, the end being inserted through card-tight part 5 of rake angle adjusting rod 1 drives card-tight part 5 relative to self-align speculum 6 pivotable, thus rake angle is changed, under finally making self-align speculum 6 be stabilized in certain tilting state.
In addition, as shown in Figure 6 C, rake angle adjusting rod 1 can slide in guide rod 2, and this slip can by providing helicitic texture in a part for the outside on the inside on guide rod top and the top of rake angle adjusting rod 1 and realize respectively.Two kinds of helicitic textures engage each other, thus enable rake angle adjusting rod have screw type motion in guide rod inside, the distance (that is, rake angle adjusting rod is inserted into guide rod and penetrates the length of card-tight part 5) that rake angle adjusting rod therefore can be regulated to slide in guide rod.The present invention is not limited to this, and helicitic texture can be arranged on other position, even can not arrange screw thread, as long as make rake angle adjusting rod 1 can at guide rod 2 internal slide.
Preferably, as shown in Figure 2, the top of rake angle adjusting rod 1 can have the handle of knob, thus person easy to use regulates the sliding distance of rake angle adjusting rod 1 in guide rod 2.Certainly, the present invention is not limited to this, can provide the handle of other shape any, as long as can regulate above-mentioned sliding distance.
Sidepiece (right side shown in the figure) bottom of card-tight part 5 extends and engages pivotally with self-align speculum 6, thus when regulating rake angle adjusting rod to drive described card-tight part pivotable, the length of stretching out card-tight part according to rake angle adjusting rod 1 determines the angle (rake angle) between guide rod 5 and self-align speculum 6, thus self-align speculum 6 is remained in the orientation corresponding with this angle.Certainly, the present invention is not limited to this, can adjust the position of self-align speculum, and other sidepiece of card-tight part 5 is engaged pivotally with self-align speculum according to the use habit of user.
As shown in Figure 5 A and 5B, self-align speculum 6 can comprise: pivoted arm 7; At least two are opened arm 8 and spring structure 10.
At least two each one end of opening arm of opening arm are fixed on longitudinal pivot of being arranged on pivoted arm 7, and can respectively around longitudinal pivot pivotable, thus described in making at least two to open between arm 8 there is opening angle.
Described in spring structure 10 is arranged on, at least two are opened between arm, for providing thrust thus at least two opening angles opened between arm 8 can not change described in making.This spring structure 10 can be spring shim, also can be that other can form the elastic construction of suitable frictional force by thrust, like this, after at least two open-angles of opening between arm are adjusted to certain angle, do not need to use external tool to clamp these at least two to open arm open-angle just can be made to remain on this angle, and can not change under the extruding of operative site tissues.
Preferably, as shown in Figure 5 A and 5B, one end of pivoted arm has transverse opening, and aforesaid longitudinal pivot extends to open bottom end from open top end.More preferably, the other end top of pivoted arm can have transverse pivot, card-tight part can be connected to this self-align speculum 6 by this transverse pivot with the sidepiece of self-align speculum pivotal engagement, thus make card-tight part 5 around the transverse pivot pivotable of self-align speculum 6.Certainly, the present invention is not limited to this, and card-tight part 5 directly can be pivotally connected to this self-align speculum 6 and not have this transverse pivot.
The other end bottom of pivoted arm 7 extends stretches out, and the end penetrating this card-tight part 5 of rake angle adjusting rod 2 is resisted against on this other end bottom of pivoted arm, thus make that there is between described rake angle adjusting rod and described self-align speculum stable angle (rake angle) when regulating described rake angle adjusting rod.
Preferably, as shown in Figure 4, the sidepiece that described at least two at least one of opening in arm open arm can have boss 9, for such as operation surgical forceps and so on easy to use tool holding this open arm, thus during operation regulate described at least two opening angles opened between arm.But the present invention is not limited to this, boss 9 can be arranged on any position of opening arm, is clamped as long as convenient.
More preferably, as shown in Figures 3 and 4, at least two are opened arm and can have different length, so that can be together superimposed when not using, thus reducing the volume of Wicresoft's mitral valve retractor, being convenient to deposit.
In addition, as shown in figs 6 a-6 c, compression knob 3 and the base station 4 for this Wicresoft's mitral valve retractor being fixed on aid (such as operation table, workbench etc.) is also preferably included according to Wicresoft's mitral valve retractor of the present embodiment.Compressing knob 3 and base station 4 is all that adjustable ground is set on described guide rod, and base station 4 is positioned at the below compressing knob 3, for the cooperation of described compression knob, thus Wicresoft's mitral valve retractor is fixed to appropriate location.
Wherein compress knob 3 and can comprise compression heading, the heading of this compression is arranged on and compresses between knob and base station, and it is outside to be set in described guide rod.The one end compressing heading is resisted against the top of base station 4, and the relative other end of diameter is resisted against compression knob.When compressing the heading of this compression by compression knob, what compression was headed a ball can be pressed in described compression knob 3 at least partially, and described at least another part compressing heading can be pressed in base station 4, thus make the heading of described compression wrap up guide rod 2 tightly, by this, base station 4 is fixing relatively to make guide rod 2.Like this, even if rake angle adjusting rod 1 is when sliding in guide rod 2 inside, guide rod 2 also can keep relative fixing with compression knob 3 and base station 4 and not be subjected to displacement, thus accurately and easily can regulate the rake angle between guide rod and self-align speculum.
Below describe the method for this rake angle adjusting rod of operation in detail.
The method comprises the following steps: first, to be inserted into by rake angle adjusting rod 1 in guide rod 2 and to make this rake angle adjusting rod be inserted through described guide rod 2; Then the bottom of described guide rod 2 to be securely inserted in the through hole of card-tight part 5 and to make described rake angle adjusting rod 1 be inserted through described card-tight part 5 and make the end being inserted through card-tight part of rake angle adjusting rod 1 be resisted against on the extension of card-tight part 5; Then, described card-tight part 5 is pivotally connected to self-align speculum 6, and makes described card-tight part 5 relatively described self-align speculum 6 can carry out pivotable.
Wherein when operating, this rake angle adjusting rod 1 is slided rotatably in described guide rod 2, and card-tight part 5 carries out pivotable along with the slip of rake angle adjusting rod 1 relative to self-align speculum 6, thus make angled between guide rod 2 and self-align speculum 6 (rake angle), and self-align speculum 6 is made to remain on (under making self-align stretching mechanism be stabilized in certain tilting state) in the orientation corresponding with described angle.
Wherein rake angle adjusting rod 1 and the upper end of guide rod 2 are preferably by being threaded, thus rake angle adjusting rod 1 can be slided rotatably in guide rod 2, controllably to adjust the distance that rake angle adjusting rod 1 slides in guide rod 2.
In addition, Wicresoft's mitral valve retractor can also be fixed on position required in operation process by following steps, such as operating table edge, bedside equipotential are set up.
These steps comprise: be set on described guide rod by compression knob adjustable ground; With base station scalable to be set on described guide rod and to make base station be positioned at below described compression knob, for the cooperation of described compression knob, thus described Wicresoft mitral valve retractor is fixed to appropriate location.
In addition, as previously mentioned, compress knob 3 and also comprise compression heading, described compression heading is arranged between described compression knob and base station, and it is outside to be set in described guide rod.
The mode of operation compressed between knob and base station specifically provides above, so repeat no more here.
After determining the rake angle between self-align speculum 6 and guide rod 2 (namely, after determining the tilting state of self-align speculum), at least two of the self-align speculum opening angles opened between arm 8 can be regulated, and owing to opening the boss 9 arm being arranged and is convenient to operation tool clamping at least one, so at least two can be opened again after self-align speculum protrudes into operative site open arm.
The opening angle of self-align speculum is regulated to comprise the following steps: to use the operation tool of tweezers of such as performing the operation to clamp at least one and open boss 9 on arm 8; This upper-arm circumference is rotated longitudinal pivot pivotable on arm 7; These at least two arms are made to remain on the opening angle of needs by being arranged at least two frictional force of opening the spring structure between arm 8 and providing; Then remove the tool that goes into operation, complete adjustment.
Wicresoft's mitral valve retractor of the application of the invention, can regulate Wicresoft's mitral valve retractor when not needing to change adnexa, thus adapt to the otch of different size and shape.And all parts of this Wicresoft's mitral valve retractor is all can easy-off, so that all parts cleaning and deposit.
Finally it should be noted that, above embodiment is only in order to describe technical scheme of the present invention instead of to limit this technical method, the present invention can extend in application other amendment, change, application and embodiment, and therefore think that all such amendments, change, application, embodiment are all in spirit of the present invention and teachings.
Claims (7)
1. Wicresoft's mitral valve retractor, described Wicresoft mitral valve retractor comprises:
Rake angle adjusting rod (1);
Guide rod (2); Described rake angle adjusting rod can be slidably inserted into by described guide rod;
Card-tight part (5), the top of described card-tight part is provided with through hole, the bottom of described guide rod is securely inserted in the through hole of described card-tight part, and when described rake angle adjusting rod slides in described guide rod, described guide rod is fixed relative to described card-tight part; With
Self-align speculum (6), the sidepiece of described card-tight part engages pivotally with described self-align speculum, thus when regulating rake angle adjusting rod to drive described card-tight part pivotable, angle between the distance adjustment guide rod slided in guide rod according to rake angle adjusting rod and self-align speculum, makes described self-align speculum remain in the orientation corresponding with described angle.
2. Wicresoft according to claim 1 mitral valve retractor, the upper end of wherein said rake angle adjusting rod and described guide rod is threaded connection, thus rake angle adjusting rod can be made to slide rotatably in described guide rod, to adjust the distance that described rake angle adjusting rod slides in described guide rod.
3. Wicresoft according to claim 1 mitral valve retractor, also comprise and compress knob (3), described compression knob can adjustably be set on described guide rod; With
Base station (4), described base station to be set on described guide rod and to be positioned at below described compression knob, for the cooperation of described compression knob, thus described Wicresoft mitral valve retractor is fixed to appropriate location,
Wherein said compression knob also comprises compressing heads a ball, and described compression heading is arranged between described compression knob and described base station, and it is outside to be set in described guide rod,
Wherein said one end compressing heading is resisted against the top of described base station, and is resisted against described compression knob with the described one end of heading a ball that compresses at the diametrically relative other end,
When wherein compressing the heading of this compression by compression knob, what described compression was headed a ball can be pressed in described compression knob at least partially, and described at least another part compressing heading can be pressed in described base station, thus make the described guide rod of described compression heading parcel, fix to make the relatively described base station of described guide rod.
4. Wicresoft according to claim 1 mitral valve retractor, wherein said self-align speculum (6) comprising:
Pivoted arm (7);
At least two are opened arm (8), and described at least two each one end of opening arm of opening arm are fixed on identical longitudinal pivot, and can respectively around described longitudinal pivot pivotable, thus described in making at least two open between arm there is opening angle; With
Spring structure (10), described in described spring structure is arranged on, at least two are opened between arm, for providing thrust thus at least two opening angles opened between arm can not change described in making,
Wherein, one end of described pivoted arm has transverse opening, and described longitudinal pivot extends to open bottom end from open top end,
The top of the other end of described pivoted arm and the sidepiece of described card-tight part are pivotally connected to, thus make described card-tight part around described self-align speculum pivotable,
The other end bottom of described pivoted arm extends stretches out, and be resisted against on the bottom of the described other end of described pivoted arm through the end of the described rake angle adjusting rod of described card-tight part, thus make, between described rake angle adjusting rod and described self-align speculum, there is stable angle when regulating described rake angle adjusting rod.
5. Wicresoft according to claim 4 mitral valve retractor, wherein, described at least two at least one of opening in arm are opened arm and are had boss (9), for being convenient to by tool holding, thus at least two opening angles opened between arm described in regulating during operation.
6. Wicresoft according to claim 4 mitral valve retractor, wherein, described at least two are opened arm and have different length, thus can be superimposed together.
7. Wicresoft according to claim 1 mitral valve retractor, the lower external being wherein inserted into the described guide rod in the through hole of described card-tight part is provided with groove, and the through hole inside of the described card-tight part corresponding with the described outside of described guide rod is provided with inner convex platform, described groove to be inserted on described inner convex platform thus to be fixed to by described guide rod in the through hole of described card-tight part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370341.3A CN103462656B (en) | 2013-08-22 | 2013-08-22 | Wicresoft's mitral valve retractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370341.3A CN103462656B (en) | 2013-08-22 | 2013-08-22 | Wicresoft's mitral valve retractor |
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| CN103462656A CN103462656A (en) | 2013-12-25 |
| CN103462656B true CN103462656B (en) | 2016-01-13 |
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| CN201310370341.3A Active CN103462656B (en) | 2013-08-22 | 2013-08-22 | Wicresoft's mitral valve retractor |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5713951A (en) * | 1993-02-22 | 1998-02-03 | Heartport, Inc. | Thoracoscopic valve prosthesis delivery device |
| CN202505412U (en) * | 2012-04-05 | 2012-10-31 | 韩兴辉 | Improved surgical operation drag hook |
| CN203506776U (en) * | 2013-08-22 | 2014-04-02 | 谢斌 | Minimally invasive mitral valve retractor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807243A (en) * | 1994-08-31 | 1998-09-15 | Heartport, Inc. | Method for isolating a surgical site |
| US6974412B2 (en) * | 2001-05-24 | 2005-12-13 | Minnesota Scientific, Inc. | Cam-wedge locking mechanism |
| US20070198035A1 (en) * | 2006-02-17 | 2007-08-23 | Threlkeld Judson E | Method and surgical instrument operable for percutaneous ligation of a vein or vessel |
| EP2124757B1 (en) * | 2007-02-15 | 2016-10-05 | Martens, André Ghislain Annie | Improved atrial retractor |
-
2013
- 2013-08-22 CN CN201310370341.3A patent/CN103462656B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5713951A (en) * | 1993-02-22 | 1998-02-03 | Heartport, Inc. | Thoracoscopic valve prosthesis delivery device |
| CN202505412U (en) * | 2012-04-05 | 2012-10-31 | 韩兴辉 | Improved surgical operation drag hook |
| CN203506776U (en) * | 2013-08-22 | 2014-04-02 | 谢斌 | Minimally invasive mitral valve retractor |
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| Publication number | Publication date |
|---|---|
| CN103462656A (en) | 2013-12-25 |
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Effective date of registration: 20170927 Address after: 510000, A, building 401, Fu Shan Village (town name), Fu Ling village, Xintang Town, Zengcheng District, Guangzhou City, Guangdong, China Patentee after: Guangzhou Avenue medical technology Co., Ltd. Address before: 203 Yuexiu District, Guangzhou, Dongchuan three street, room 10, No., room 510160 Patentee before: Xie Bin |