CN205126499U - Ring ware is held to valve shaping ring - Google Patents
Ring ware is held to valve shaping ring Download PDFInfo
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- CN205126499U CN205126499U CN201520876329.4U CN201520876329U CN205126499U CN 205126499 U CN205126499 U CN 205126499U CN 201520876329 U CN201520876329 U CN 201520876329U CN 205126499 U CN205126499 U CN 205126499U
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- ring
- ring device
- hold
- cardiac valve
- outline portion
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Abstract
The utility model provides a ring ware is held to valve shaping ring of being convenient for to send, hold the ring ware and encircle ware head and handle including holding, wherein, it includes central connecting portion, splice bar, outline portion, two secant grooves and eight suture fixed orificess to hold ring ware head, the handle passes through the buckle device of center on the connecting portion with it connects to hold ring ware head, the geomery of outline portion is unanimous with the geomery of valve shaping ring, the splice bar is connected outline portion with the center connecting portion, two secant groove difference symmetric distributions are in the left and right sides of outline portion, every the both ends in secant groove set up two suture fixed orificess respectively. Be greater than its vertical size owing to hold the transverse dimension of ring ware, therefore the surgeon can cut off fixed suture very easily to separate the shaping ring with holding the ring ware, in addition, the handle can fit together with holding the ring ware through the buckle connection, and labour saving and time saving is convenient for send by easy operation.
Description
Technical field
This utility model relates to medical instruments field, and particularly a kind of cardiac valve forming ring holds ring device.
Background technology
Annuloplasty band ring is one of conventional implantation consumptive material of cardiac valvuloplasty, mainly be used to the cardiac valve lobe ring repairing or rebuild pathological changes, retain autologous valve structure, be applicable to that valve and lobe undertissue pathological changes are comparatively light, the case of valvular insufficiency that lobe leaf mobility better, mainly because of lobe widening of the ring causes.
Compared to prosthetic valve replacement, plastic surgery for mitral valve patient effective orifice area is comparatively large, hemodynamic stability, few intercurrent disease, but technical difficulty is comparatively large, therefore strictly to grasp and to improve operation technique skill most important.In operation process, forming ring is kept living in row operation technique by usual tweezers or pliers, but surgeon often wishes the holding device being configured with special annuloplasty band ring, namely holds ring device to improve application portability and procedure efficiency.For ease of doctor's operation, hold ring device and be connected, for supporting forming ring during implantation with annuloplasty band ring one.
Chinese patent CN2782049Y, May 4 2006 day for announcing, disclose a kind of holder for valve forming ring, add a connector both can complete handle and hold the firm of lobe frame and be connected, again by cutting off static line, easily forming ring plant be put into position after withdraw together with handle, tie a knot between forming ring and tissue for next step and working place is provided, its weak point is that doctor not only needs the two place's sutures cut off on connector to be taken off by handle, also need to cut off anchor suture everywhere could to hold ring device and take off, complex steps, increase doctor's burden, and its handle with hold ring device and be threaded connection, screw socket need be aimed at during use screw, waste time and energy.
Chinese patent CN102014797A, on May 8 2009 day for announcing, provides a kind of speed and unloads annuloplasty ring support, only needs cutting once can discharge ring, and its weak point is that the resistance pulling out suture is larger.
Utility model content
Therefore, for solving the existing loaded down with trivial details and unsteady problem of use of holding ring device and existing, this utility model provides a kind of cardiac valve forming ring being convenient to send and holds ring device, improves the convenience and procedure efficiency applied.
For achieving the above object, this utility model adopts following technical scheme:
A kind of cardiac valve forming ring holds ring device, described in hold ring device and comprise and hold ring device head and handle, wherein, described in hold ring device head and comprise central connecting part, dowel, outline portion, two place's thread cutting grooves and eight suture fixing holes; Described handle is connected with described ring device head of holding by the bayonet unit on described central connecting part; The geomery in described outline portion is consistent with the geomery of described cardiac valve forming ring to be placed; Described dowel connects described outline portion and described central connecting part, and described ring device head of holding is divided into two regions, left and right by described dowel; Described two place's thread cutting grooves are symmetrically distributed in the left and right sides in described outline portion respectively; The two ends of each described thread cutting groove arrange two suture fixing holes respectively.
In such scheme preferably, the described bayonet unit on described central connecting part is impermanent buckle.
In such scheme preferably, the developing agent in the material of ring device head with 5wt% ~ 30wt% (percentage by weight) is held described in.
In such scheme preferably, described developing agent is barium sulfate.
In such scheme preferably, described outline portion arranges some equally distributed scale markers.
In such scheme preferably, the spacing range of the described scale marker in described outline portion is 30 ° ~ 180 °.
This utility model provides a kind of cardiac valve forming ring to hold ring device, this hold ring device by with thread cutting groove hold ring device head and handle forms, wherein, described thread cutting groove only two places of holding on ring device, and be symmetrically distributed in the left and right sides of holding ring device, because the lateral dimension holding ring device is greater than its longitudinal size, therefore surgeon working place is larger, doctor can cut off anchor suture easily, so that by forming ring with hold ring device and separate, in addition, holding on ring device head has specially for the central connecting part of buckle connecting device reserved by handle, handle capable of being is connected by buckle and holds ring device and fit together, simple to operate, be convenient to send, time saving and energy saving.
Accompanying drawing explanation
Fig. 1 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 1 of ring device.
In figure, 1: central connecting part; 2: outline portion; 3: dowel; 4: thread cutting groove; 5: suture fixing hole.
Fig. 2 is the schematic diagram in the stitching path of embodiment 1 described in Fig. 1.
Fig. 3 is the right view of the embodiment 1 described in Fig. 1.
Fig. 4 is the top view of the embodiment 1 described in Fig. 1.
Fig. 5 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 2 of ring device.
Fig. 6 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 3 of ring device.
Detailed description of the invention
This utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of this utility model part, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of this utility model protection.
The utility model discloses a kind of cardiac valve forming ring and hold ring device, described in hold ring device and comprise and hold ring device head and handle, wherein, described in hold ring device head and comprise central connecting part, outline portion, dowel, two thread cutting grooves and eight suture fixing holes.
Described central connecting part is used for being connected by buckle with described handle and fitting together with described ring device head of holding, described handle is connected by buckle and holds ring device and fit together, before cardiac valve forming ring is in place or puts into heart, described in hold ring device and handle remains connection.Buckle on described central connecting part connects for impermanent buckle, only needs quite little external discrete power and dismountable locking buckle.
The geomery in described outline portion is consistent with the profile of the annuloplasty band ring of reception.Outline is evenly distributed with scale marker, and spacing range is 30 ° ~ 180 °.
Described dowel, for connecting outline portion and central connecting part, will be held ring device head and be divided into two regions, left and right.
Described thread cutting groove is totally two places, and its positional symmetry is distributed in the left and right sides of holding ring device head.Respectively there are two suture fixing holes at each thread cutting groove two ends.
Described ring device head material of holding includes but are not limited to polypropylene PP, polycarbonate, polyamide PA or ABS engineering plastics, and includes the developing agent of 5% ~ 30%.
Embodiment 1:
Fig. 1 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 1 of ring device.In figure, 1: central connecting part; 2: outline portion; 3: dowel; 4: thread cutting groove; 5: suture fixing hole.Fig. 2 is the schematic diagram in the stitching path of embodiment 1 described in Fig. 1.Fig. 3 is the right view of the embodiment 1 described in Fig. 1.Fig. 4 is the top view of the embodiment 1 described in Fig. 1.
As shown in Figure 1, after accurately measurement lobe ring size selects suitable forming ring, being connected by buckle by handle presses into holding ring device, then suture is placed, make forming ring in place, in order to avoid stopping surgical sight line, handle is flexible angledly improves visual range, after shedding handle, observe the lobe impeller structure of heart through the left and right sides of holding ring device, then doctor cuts off the anchor suture held on ring device, ring device is held in taking-up, last water filling is observed, and is tied a knot by suture, complete the implantation process of whole cardiac prosthetic's lobe ring after satisfied.
Taking root in enter suture because needing in the cardiac valvuloplasty visual field to place more, if the step that ring device is held in taking-up is slightly numerous and diverse, then new hand doctor may be caused to obscure and implant suture and the anchor suture held on ring device.As shown in Figure 1, what this utility model provided hold on ring device only arranges two place's thread cutting grooves 4, and be distributed in the left and right sides, because the lateral length holding ring device is greater than its longitudinal length, therefore the left and right sides is away from central connecting part 1, working place is comparatively large, and in implant surgery process, this is that surgeon holds accessible region most, anchor suture can be cut off easily, to be taken off from holding ring device by forming ring.
Material of holding ring device head described in the utility model is polycarbonate, wherein also comprise developing agent, described developing agent is barium sulfate, content is 8wt% (percentage by weight), injection moulding, adding developing agent is be lost in after surgery in heart to prevent holding ring device, convenient subsequently through X-ray monitoring investigation, eliminate safe hidden trouble, hold on ring device head end simultaneously and be evenly distributed with three scale markers, the spacing of described scale marker is 120 °, can point out doctor sutural placement spacing.
Respectively there are two suture fixing holes 5 at thread cutting groove 4 two ends, available sewing needle is through forming ring, it should be noted that suture path as shown in Figure 2, anchor suture 101 can passing through successively along suture fixing hole 11,12,13,14, and tie a knot at hole 11 and 14 place, at least stay 5mm the end of a thread, symmetrically, in the same way through the suture fixing hole of another side, so whole process passes forming ring totally 4 times, can ensure that ring is firmly held in like this and hold on ring device.
Embodiment 2:
Fig. 5 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 2 of ring device.As shown in Figure 5, the annuloplasty band ring that embodiment 2 provides hold in ring device and embodiment 1 to hold ring device structure basically identical, mainly contain following difference: outline portion 2 is nonplanar 3 D stereo configuration, be consistent with forming ring to be received, holding ring device head end material is polypropylene PP, developing agent content is 10wt%, injection mo(u)lding.Hold on ring device head end and be evenly distributed with four scale markers, the spacing of described scale marker is 60 °.
Embodiment 3:
Fig. 6 is the structural representation that cardiac valve forming ring described in the utility model holds the embodiment 3 of ring device.As shown in Figure 6, the annuloplasty band ring that this embodiment provides is held ring device and is especially applicable to Tricuspid valve rigidity forming ring, with in embodiment 1 to hold ring device structure basically identical, mainly contain following difference: outline portion 2 is the Tricuspid valve spatial configuration of opening, be consistent with forming ring profile to be received, holding ring device head end material is polyamide PA, and developing agent content is 12wt%, injection mo(u)lding.Hold on ring device head end and be distributed with three scale markers, the spacing of described scale marker is 120 °, can point out doctor sutural placement spacing.
This utility model is particularly suitable for rigidity or semirigid, plane or nonplanar valvuloplasty ring.Cardiac valve forming ring of the present utility model holds thread cutting groove only two places on ring device, and be distributed in the left and right sides, in general, in implant surgery process, this is that surgeon holds accessible region most, because the lateral length holding ring device is greater than its longitudinal length, therefore the left and right sides is away from central connecting part, working place is larger, surgeon more easily can cut off anchor suture, so as by forming ring with hold ring device and separate.Respectively there are two suture fixing holes at thread cutting groove two ends, can pass ring, ensure that ring is firmly held in and hold on ring device.
Buckle connects becomes topmost method of attachment because the advantages such as it does not need increase additional parts and assembling simple replace screw thread just gradually in many occasions.Buckle structure is simple, produce convenient, easy realization dismantles repeatedly, has its irreplaceable superiority, therefore buckle structure is introduced hold make in ring device simple to operate, very convenient, time saving and energy saving.
Hold ring device head end and comprise developing agent, prevent holding ring device and be lost in heart, facilitate follow-up monitoring to investigate, improve safety, hold on ring device head end simultaneously and be evenly distributed with scale marker, the sutural placement spacing of prompting doctor.
The above, above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail this utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of this utility model.
Claims (7)
1. cardiac valve forming ring holds a ring device, it is characterized in that, described in hold ring device and comprise and hold ring device head and handle, wherein,
Described ring device head of holding comprises central connecting part, dowel, outline portion, two place's thread cutting grooves and eight suture fixing holes;
Described handle is connected with described ring device head of holding by the bayonet unit on described central connecting part;
The geomery in described outline portion is consistent with the geomery of described cardiac valve forming ring to be placed;
Described dowel connects described outline portion and described central connecting part, and described ring device head of holding is divided into two regions, left and right by described dowel;
Described two place's thread cutting grooves are symmetrically distributed in the left and right sides in described outline portion respectively;
The two ends of each described thread cutting groove arrange two suture fixing holes respectively.
2. cardiac valve forming ring as claimed in claim 1 holds ring device, and it is characterized in that, the described bayonet unit on described central connecting part is impermanent buckle.
3. cardiac valve forming ring as claimed in claim 1 holds ring device, it is characterized in that, described in hold the developing agent in the material of ring device head with 5wt% ~ 30wt% (percentage by weight).
4. cardiac valve forming ring as claimed in claim 3 holds ring device, and it is characterized in that, described developing agent is barium sulfate.
5. cardiac valve forming ring as claimed in claim 1 holds ring device, it is characterized in that, described outline portion arranges some equally distributed scale markers.
6. cardiac valve forming ring as claimed in claim 5 holds ring device, and it is characterized in that, the spacing range of the described scale marker in described outline portion is 30 ° ~ 180 °.
7. cardiac valve forming ring as claimed in claim 1 holds ring device, it is characterized in that, described in hold ring device head material be any one in polypropylene PP, polycarbonate, polyamide PA or ABS engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520876329.4U CN205126499U (en) | 2015-11-04 | 2015-11-04 | Ring ware is held to valve shaping ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520876329.4U CN205126499U (en) | 2015-11-04 | 2015-11-04 | Ring ware is held to valve shaping ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205126499U true CN205126499U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520876329.4U Active CN205126499U (en) | 2015-11-04 | 2015-11-04 | Ring ware is held to valve shaping ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106618799A (en) * | 2016-11-14 | 2017-05-10 | 金仕生物科技（常熟）有限公司 | Heart valve forming ring holding device |
-
2015
- 2015-11-04 CN CN201520876329.4U patent/CN205126499U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106618799A (en) * | 2016-11-14 | 2017-05-10 | 金仕生物科技（常熟）有限公司 | Heart valve forming ring holding device |
| CN106618799B (en) * | 2016-11-14 | 2018-09-25 | 金仕生物科技（常熟）有限公司 | Valvuloplasty ring held in ring device |
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