CN203802516U - Progressive non-invasive adjustable soft skin traction anastomat and system - Google Patents
Progressive non-invasive adjustable soft skin traction anastomat and system Download PDFInfo
- Publication number
- CN203802516U CN203802516U CN201420141101.6U CN201420141101U CN203802516U CN 203802516 U CN203802516 U CN 203802516U CN 201420141101 U CN201420141101 U CN 201420141101U CN 203802516 U CN203802516 U CN 203802516U
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- stretching
- release lever
- carriage release
- screw rod
- anastomat
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Abstract
The utility model discloses a progressive non-invasive adjustable soft skin traction anastomat and system, the application of the equipment can be better promoted and an operation can be smoothly performed. The anastomat comprises two fixing tubes, two fixing rods, one moving rod and one screw rod; the two fixing tubes and the two fixing rods are symmetrically arranged respectively, and the end parts of the fixing tubes and the fixing rods are mutually welded to form a rectangular frame structure; slide slots are formed in insides of the two fixing tubes; two ends of the moving rod respectively extend to form slide ends; the moving rod is arranged in the rectangular frame structure; the slide ends at two ends of the moving rod are respectively inserted into the slide slots at two sides and are clamped; along the length direction of the moving rod, one hole is formed in each of the two fixing rods and the central part of the moving rod; the three holes are collinear; the screw rod sequentially penetrates through the three holes; the moving rod and one of the fixing rods are provided with at least two pairs of traction pawl needles respectively; the traction pawl needles on the moving rod and the fixing rod are symmetrical about the screw rod.
Description
Technical field
This utility model belongs to medical instruments field, in particular to gradual damage-free type scalable flexible skin stretching anastomat and system.
Background technology
In clinical treatment, for the wound suturing skill on human body, the professional person of medical domain is all the time after groping how to make stitching, and the better effects if of recovery, can not produce complication simultaneously.Especially require for the suturing skill of the soft tissue of human body higher, such as the wound of picture decubital ulcer and so on, current suturing skill, clinical conventional scheme has two kinds:
Scheme 1: adopt traditional medical suture silk to carry out tractive and subtract a directly docking stitching, just adopt and treat in this way discoid pressure ulcer as Nanjing hospital, as shown in Figure 1:
Scheme 2: the titanium alloy wire of employing diameter 1mm is interrupted tractive and subtracts an identical wound of direct docking.
Technological deficiency for scheme 1: silk thread easily distortion is lost some benefits, and the main feature of this method to be tractive subtract, docking is sewed up, silk thread is by after Soft tissue cutting larger tension force, thereby make the soft tissue retraction displacement after docking is sewed up, the open sore part is split, cause operative failure, success rate is very low.
Technological deficiency for scheme 2: the obvious technological improvement of having compared with scheme 1, has overcome the technological deficiency of scheme 1 completely.Its damage is little, does not lose some benefits, and tolerates.Better, stability is strong for Tissue Blood fortune after reconstruction, and success rate is high.But also there is obvious complication thereupon, reappeared new pressure ulcer! Although the titanium alloy wire place of stretching is lined with silicagel pad and the foam-rubber cushion of buffer protection function, what titanium alloy wire usually occurred goes out Pi Chuyou weighing wounded in various degree.
Utility model content
The purpose of this utility model is to provide a kind of gradual damage-free type scalable flexible skin stretching anastomat and system, to address the above problem.
Provide a kind of gradual damage-free type scalable flexible skin stretching anastomat at this utility model embodiment, having comprised: two stationary pipes being made by 304 rustless steels or magnalium titanium alloy material, two fixed bars, a carriage release lever and a screw rod;
Two described stationary pipes and two described fixed bars are symmetrical arranged respectively, and its end is welded to each other formation rectangular frame structure;
The inner side of two described stationary pipes is respectively equipped with sliding tray;
The two ends of described carriage release lever are extended respectively and are provided with sliding end; Described carriage release lever is located in described rectangular frame structure, and the described sliding end at its two ends inserts respectively in the described sliding tray of both sides, and clamping;
The length place direction of two described fixed bars and described carriage release lever is parallel and coplanar, and the positive middle part of two described fixed bars and described carriage release lever is equipped with an eyelet, and three described eyelet conllinear, and described screw rod runs through three described eyelets successively; Wherein, described carriage release lever and described screw rod are spirally connected, two described fixed bars and the smooth socket of described screw rod; Described screw rod comprises head end and tail end, is positioned at the outside of described rectangular frame structure for the described tail end rotating;
Described in described carriage release lever and one of them, on fixed bar, be respectively equipped with at least two pairs of stretching cleoids, the described stretching cleoid on described carriage release lever and described fixed bar is all symmetrical arranged with respect to described screw rod.
Further, also comprise hold-down screw; On the described fixed bar at the tail end place of described carriage release lever and described screw rod, be equipped with the first installing hole for described stretching cleoid is installed and for the second installing hole of described hold-down screw is installed, wherein, described the first installing hole is through hole, and described the second installing hole is blind hole;
Described the first installing hole and described the second installing hole vertical connection arrange; The plane at the perforate direction of described the first installing hole and the floor projection place of described rectangular frame structure is vertical, and the perforate direction of described the second installing hole and the bearing of trend of described screw rod are consistent;
Described stretching cleoid comprises syringe needle and backshank, and described backshank inserts in described the first installing hole; In described the second installing hole, be provided with female thread, one end of described hold-down screw screws in described the second installing hole, and the nut on described hold-down screw is positioned at the outside of described rectangular frame structure;
The tail end of described stretching cleoid is fixed in one end that described hold-down screw screws in described the second installing hole.
Further, be located at the described stretching cleoid on fixed bar described in one of them and the described stretching cleoid that is located on described carriage release lever is symmetrical arranged;
Wherein, be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described fixed bar and described fixed bar and described carriage release lever form and be 75 degree angles, and the length place direction of the incline direction of described angle and described carriage release lever is vertical, and the opening of described angle is in described rectangular frame structure.
Further, be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described fixed bar and described fixed bar and described carriage release lever form and be 75 degree angles, and described angle is towards the middle part of described rectangular frame structure;
Be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described carriage release lever and described carriage release lever and described fixed bar form and be 75 degree angles, and described angle is towards the direction at described fixed bar place that is provided with described stretching cleoid.
Further, the external diameter 9mm of two described stationary pipes, length 100mm, internal diameter 5mm, wall thickness 2mm;
The width of described sliding tray is 3mm, and the degree of depth is 3mm;
The diameter of two described fixed bars and described carriage release lever is 9mm, and length is 100mm;
The length of described sliding end is 3mm, diameter 3mm.
Further, the diameter of described stretching cleoid is 2mm, and length is 18mm, and wherein, the length of described syringe needle is 10mm;
Described syringe needle is the two-sided body structure of single rib;
The diameter of described hold-down screw is 3mm, and length is 4mm, and the specification of described nut is 5mm.
Further, the diameter of described screw rod is 6mm, and length is 82mm, and pitch is 1mm; The specification of the described nut on its tail end is: the length of side of outer-hexagonal face is 8mm nut, and its internal diameter is 4mm.
The gradual damage-free type scalable flexible skin stretching anastomat that this utility model provides, utilizes screw thread lever principle to drive slow flexible movement of carriage release lever and the huge traction force of generation.Because the driving force of rotary screw is very little, the distance of overlapping the movement that inserts in the carriage release lever in the stationary pipes of both sides is very short, but its transverse traction force producing is very large, the prior art of comparing, utilize gradual damage-free type skin drawing and stretching anastomat that this principle makes the soft tissue of the damaged place of health surrounding normal to be carried out to tractive subtracts, tissue reconstruction, thereby reach the object of repairing health soft tissue defects.The normal soft tissue of the wound perimembranous to patient, without the tractive phenomenon of losing some benefits, can not cause wound cracking, is difficult for the consequence of healing.And, can not cause new pressure ulcer to the wound after coincideing, healing rate is fast, and success rate of operation is high.
In addition, this utility model device is stainless steel component, can autoclave sterilization Reusability, do not produce medical disposable material, and use cost is cheap, greatly reduces surgery cost.
In use, carriage release lever is set and has the distance size between the fixed bar of stretching cleoid according to the width of wounds, and according to the logarithm of the length adjustment stretching cleoid of wound surface, two couple in the middle of minimum reservation.Again syringe needle face is placed on patient's all correct positions of wound, and applying light, leave pin trace.Pierce through after this place's skin and subcutaneous tissue at pin trace place respectively with described skin awl, stretching cleoid is penetrated to skin awl institute acanthopore ophthalmic, now stretching anastomat was just fixed on patient's wound week.Afterwards, drive bolt rotary with box spanner slow circumvolve nut.Along with the rotation of screw rod, the sliding end at the two ends of carriage release lever slides along sliding tray, and rallentando near the fixed bar that is provided with stretching cleoid, simultaneously, carriage release lever and be provided with stretching cleoid on the fixed bar of stretching cleoid just by the soft tissue of the upper and lower both sides of wound little by little tractive draw close together, generally no longer use silk suture.
Simultaneously, this utility model also provides a kind of gradual damage-free type scalable flexible skin stretching anastomat system, comprises aforesaid gradual damage-free type scalable flexible skin stretching anastomat, for skin awl dazzling on human body with for rotating the box spanner of described screw rod.
Further, the diameter of described skin awl is 2mm.
Further, described spanner is the double offset ring spanner of the 5mm for regulating stretching cleoid and the box spanner for the 8mm of turn threaded rod.
Gradual damage-free type scalable flexible skin stretching anastomat system provided by the utility model can promote to use the application of this equipment better, is conducive to carrying out smoothly of operation.
Brief description of the drawings
The structural representation of the gradual damage-free type scalable flexible skin stretching anastomat that Fig. 1 provides for embodiment of this utility model;
The rearview of the gradual damage-free type scalable flexible skin stretching anastomat that Fig. 2 provides for embodiment of this utility model;
The front view of the gradual damage-free type scalable flexible skin stretching anastomat that Fig. 3 provides for embodiment of this utility model;
The side view of the gradual damage-free type scalable flexible skin stretching anastomat that Fig. 4 provides for embodiment of this utility model;
1. fixed bar, 2. stationary pipes, 3. carriage release lever, 4. sliding tray, 5. stretching cleoid, 6. hold-down screw, 7. screw rod.
Detailed description of the invention
Also by reference to the accompanying drawings this utility model is described in further detail below by specific embodiment.
This utility model provides following embodiment, describe gradual damage-free type scalable flexible skin stretching anastomat in detail, as shown in Figures 1 to 4, a kind of gradual damage-free type scalable flexible skin stretching anastomat, comprising: two stationary pipes being made up of 304 rustless steels or magnalium titanium alloy material 2, two fixed bars 1, carriage release lever 3 and a screw rod 7;
Two described stationary pipes 2 and two described fixed bars 1 are symmetrical arranged respectively, and its end is welded to each other formation rectangular frame structure;
The inner side of two described stationary pipes 2 is respectively equipped with sliding tray 4;
The two ends of described carriage release lever 3 are extended respectively and are provided with sliding end; Described carriage release lever 3 is located in described rectangular frame structure, and the described sliding end at its two ends inserts respectively in the described sliding tray 4 of both sides, and clamping;
The direction at two described fixed bars 1 and described carriage release lever 3 three bar places is parallel and coplanar, and the positive middle part of two described fixed bars 1 and described carriage release lever 3 is equipped with an eyelet, and three described eyelet conllinear, and described screw rod 7 runs through three described eyelets successively; Wherein, described carriage release lever 3 is spirally connected with described screw rod 7, two described fixed bars 1 and the smooth socket of described screw rod 7; Described screw rod 7 comprises head end and tail end, is positioned at the outside of described rectangular frame structure for the described tail end rotating;
Described carriage release lever 3 and be respectively equipped with at least two pairs of stretching cleoids 5 on fixed bar 1 described in one of them, the described stretching cleoid 5 on described carriage release lever 3 and described fixed bar 1 is all symmetrical arranged with respect to described screw rod 7.
The gradual damage-free type scalable flexible skin stretching anastomat that this utility model provides, utilizes screw thread lever principle to drive slow flexible movement of carriage release lever 3 and the huge traction force of generation.Because the driving force of rotary screw 7 is very little, the distance of overlapping the movement that inserts in the carriage release lever 3 in both sides stationary pipes 2 is very short, but its transverse traction force producing is very large, the prior art of comparing, utilize gradual damage-free type skin drawing and stretching anastomat that this principle makes the soft tissue of the damaged place of health surrounding normal to be carried out to tractive subtracts, tissue reconstruction, thereby reach the object of repairing health soft tissue defects.The normal soft tissue of the wound perimembranous to patient, without the tractive phenomenon of losing some benefits, can not cause wound cracking, is difficult for the consequence of healing.And without pressure ulcer, healing rate is fast to the wound after coincideing, success rate of operation is high.
In use, carriage release lever 3 is set and is provided with the distance size between the fixed bar 1 of stretching cleoid 5 according to the size of patient's wound face, again syringe needle face is placed on patient's health, and stretching cleoid 5 is penetrated in the normal soft tissue of wound perimembranous, now stretching anastomat is fixed on patient's health.Afterwards, use the tail end slow circumvolve screw rod 7 of screw rod 7, along with the rotation of screw rod 7, the sliding end at the two ends of carriage release lever 3 slides along sliding tray 4, and gradually near the fixed bar 1 that is provided with stretching cleoid 5, meanwhile, the skin of wound perimembranous can little by little be drawn close together, generally again without using silk suture.
According to above-described embodiment, this utility model has also done further and has improved:
In order, according to the concrete situation of patient's wound, to regulate at any time the elongation of stretching cleoid 5, stretching cleoid 5 can be set for scalable.Particularly, further, also comprise hold-down screw 6; On the described fixed bar 1 at the tail end place of described carriage release lever 3 and described screw rod 7, be equipped with the first installing hole for described stretching cleoid 5 is installed and for the second installing hole of described hold-down screw 6 is installed, wherein, described the first installing hole is through hole, and described the second installing hole is blind hole;
Described the first installing hole and described the second installing hole vertical connection arrange; The plane at the perforate direction of described the first installing hole and the floor projection place of described rectangular frame structure is vertical, and the perforate direction of described the second installing hole is consistent with the bearing of trend of described screw rod 7;
Described stretching cleoid 5 comprises syringe needle and backshank, and described backshank inserts in described the first installing hole; In described the second installing hole, be provided with female thread, one end of described hold-down screw 6 screws in described the second installing hole, and the nut on described hold-down screw 6 is positioned at the outside of described rectangular frame structure;
The tail end of described stretching cleoid 5 is fixed in one end that described hold-down screw 6 screws in described the second installing hole.
Further, be located at the described stretching cleoid on fixed bar described in one of them and the described stretching cleoid that is located on described carriage release lever is symmetrical arranged;
Wherein, be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described fixed bar and described fixed bar and described carriage release lever form and be 75 degree angles, and the length place direction of the incline direction of described angle and described carriage release lever is vertical, and the opening of described angle is in described rectangular frame structure.
Further, be located at the described stretching cleoid on fixed bar described in one of them and the described stretching cleoid that is located on described carriage release lever is symmetrical arranged;
Wherein, be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described fixed bar and described fixed bar and described carriage release lever form and be 75 degree angles, and the length place direction of the incline direction of described angle and described carriage release lever is vertical, and the opening of described angle is in described rectangular frame structure.
In order to improve carriage release lever 3 in moving process, the distraction force of stretching cleoid 5, further, the bearing of trend and the described fixed bar 1 that are located at the syringe needle of the described stretching cleoid 5 on described fixed bar 1 are 75 degree angles with the plane that described carriage release lever 3 forms, and described angle is towards the middle part of described rectangular frame structure;
The bearing of trend of syringe needle and the described carriage release lever 3 that are located at the described stretching cleoid 5 on described carriage release lever 3 are 75 degree angles with the plane that described fixed bar 1 forms, and described angle is towards the direction at described fixed bar 1 place that is provided with described stretching cleoid 5.
The size of the external force that can bear according to people's human body, and can act on the maximum force on human body, further, the external diameter 9mm of two described stationary pipes 2, length 100mm, internal diameter 5mm, wall thickness 2mm; The width of described sliding tray 4 is 3mm, and the degree of depth is 3mm; The diameter of two described fixed bars 1 and described carriage release lever 3 is 9mm, and length is 100mm; The length of described sliding end is 3mm, diameter 3mm.
Further, the diameter of described stretching cleoid 5 is 2mm, and length is 18mm, and wherein, the length of described syringe needle is 10mm;
Be the two-sided body structure of single rib in order to reduce the incised wound of syringe needle for normal skin, its syringe needle can be set; The two-sided body structure of single rib of described syringe needle is all positioned at the outside of described rectangular frame structure.
The diameter of described hold-down screw 6 is 3mm, and length is 4mm, and the specification of described nut is 5mm.
Further, the diameter of described screw rod 7 is 6mm, and length is 82mm, and pitch is 1mm; The specification of the nut on its tail end is: the nut of outer-hexagonal face 8mm, internal diameter is 4mm.
Simultaneously, this utility model also provides a kind of gradual damage-free type scalable flexible skin stretching anastomat system, comprises aforesaid gradual damage-free type scalable flexible skin stretching anastomat, for skin awl dazzling on human body with for rotating the box spanner of described screw rod 7.
In order to make stretching cleoid 5 penetrate more easily in patient's human body, can also comprise a skin awl, preferably, its diameter is 2mm.In the preoperative, can use in advance this skin awl to prick needle outlet through epithelial tissue on the human body around patient's wound, again stretching cleoid be inserted in pin hole afterwards, and be finally fixed on human body.
In order to turn screw rod 7 in convenient operation, can use spanner to twist, the box spanner that this spanner is 8mm, or electronic box spanner is also passable.
Gradual damage-free type scalable flexible skin stretching anastomat system provided by the utility model can promote to use the application of this equipment better, is conducive to carrying out smoothly of operation.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model.For a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. gradual damage-free type scalable flexible skin stretching anastomat, is characterized in that, comprising: two stationary pipes being made up of 304 rustless steels or magnalium titanium alloy material, two fixed bars, a carriage release lever and a screw rod;
Two described stationary pipes and two described fixed bars are symmetrical arranged respectively, and its end is welded to each other formation rectangular frame structure;
The inner side of two described stationary pipes is respectively equipped with sliding tray;
The two ends of described carriage release lever are extended respectively and are provided with sliding end; Described carriage release lever is located in described rectangular frame structure, and the described sliding end at its two ends inserts respectively in the described sliding tray of both sides, and clamping;
Along the length place direction of described carriage release lever, the positive middle part of two described fixed bars and described carriage release lever is equipped with an eyelet, and three described eyelet conllinear, and described screw rod runs through three described eyelets successively; Wherein, described carriage release lever and described screw rod are spirally connected, two described fixed bars and the smooth socket of described screw rod; Described screw rod comprises head end and tail end, is positioned at the outside of described rectangular frame structure for the described tail end rotating;
Described in described carriage release lever and one of them, on fixed bar, be respectively equipped with at least two pairs of stretching cleoids, the described stretching cleoid on described carriage release lever and described fixed bar is all symmetrical arranged with respect to described screw rod.
2. gradual damage-free type scalable flexible skin stretching anastomat according to claim 1, is characterized in that,
Also comprise hold-down screw; On the described fixed bar at the tail end place of described carriage release lever and described screw rod, be equipped with the first installing hole for described stretching cleoid is installed and for the second installing hole of described hold-down screw is installed, wherein, described the first installing hole is through hole, and described the second installing hole is blind hole;
Described the first installing hole and described the second installing hole vertical connection arrange; The plane at the perforate direction of described the first installing hole and the floor projection place of described rectangular frame structure is vertical, and the perforate direction of described the second installing hole and the bearing of trend of described screw rod are consistent;
Described stretching cleoid comprises syringe needle and backshank, and described backshank inserts in described the first installing hole; In described the second installing hole, be provided with female thread, one end of described hold-down screw screws in described the second installing hole, and the nut on described hold-down screw is positioned at the outside of described rectangular frame structure;
The tail end of described stretching cleoid is fixed in one end that described hold-down screw screws in described the second installing hole.
3. gradual damage-free type scalable flexible skin stretching anastomat according to claim 2, is characterized in that,
The described stretching cleoid that is located at the described stretching cleoid on fixed bar described in one of them and be located on described carriage release lever is symmetrical arranged;
Wherein, be located at the plane that the bearing of trend of syringe needle of the described stretching cleoid on described fixed bar and described fixed bar and described carriage release lever form and be 75 degree angles, and the length place direction of the incline direction of described angle and described carriage release lever is vertical, and the opening of described angle is in described rectangular frame structure.
4. gradual damage-free type scalable flexible skin stretching anastomat according to claim 3, is characterized in that,
The external diameter 9mm of two described stationary pipes, length 100mm, internal diameter 5mm, wall thickness 2mm;
The width of described sliding tray is 3mm, and the degree of depth is 3mm;
The diameter of two described fixed bars and described carriage release lever is 9mm, and length is 100mm;
The length of described sliding end is 3mm, diameter 3mm.
5. gradual damage-free type scalable flexible skin stretching anastomat according to claim 4, is characterized in that,
The diameter of described stretching cleoid is 2mm, and length is 18mm, and wherein, the length of described syringe needle is 10mm;
Described syringe needle is the two-sided body structure of single rib;
The diameter of described hold-down screw is 3mm, and length is 4mm, and the specification of described nut is 5mm.
6. gradual damage-free type scalable flexible skin stretching anastomat according to claim 5, is characterized in that,
The diameter of described screw rod is 6mm, and length is 82mm, and pitch is 1mm; The specification of the described nut on it is: the length of side of outer-hexagonal face is 8mm, and internal diameter is 4mm.
7. gradual damage-free type scalable flexible skin stretching anastomat system, is characterized in that,
Comprise gradual damage-free type scalable flexible skin stretching anastomat described in claim 1-6 any one, for skin awl dazzling on human body with for the spanner of screw rod described in turn.
8. gradual damage-free type scalable flexible skin stretching anastomat system according to claim 7, is characterized in that,
The diameter of described skin awl is 2mm.
9. gradual damage-free type scalable flexible skin stretching anastomat system according to claim 7, is characterized in that,
Described spanner is the box spanner for the 8mm of turn screw rod in the double offset ring spanner of adjusting hold-down screw of 5mm and art.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141101.6U CN203802516U (en) | 2014-03-26 | 2014-03-26 | Progressive non-invasive adjustable soft skin traction anastomat and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141101.6U CN203802516U (en) | 2014-03-26 | 2014-03-26 | Progressive non-invasive adjustable soft skin traction anastomat and system |
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| Publication Number | Publication Date |
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| CN203802516U true CN203802516U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420141101.6U Expired - Fee Related CN203802516U (en) | 2014-03-26 | 2014-03-26 | Progressive non-invasive adjustable soft skin traction anastomat and system |
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| CN (1) | CN203802516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620327A (en) * | 2018-12-29 | 2019-04-16 | 李皓峰 | Button Skin stretching device and skin drawing and stretching method |
| CN111743585A (en) * | 2020-07-08 | 2020-10-09 | 潘庆亮 | Auxiliary device for taking out subcutaneous implant for contraception |
-
2014
- 2014-03-26 CN CN201420141101.6U patent/CN203802516U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620327A (en) * | 2018-12-29 | 2019-04-16 | 李皓峰 | Button Skin stretching device and skin drawing and stretching method |
| CN109620327B (en) * | 2018-12-29 | 2024-04-30 | 李皓峰 | Button type skin stretching device and skin stretching method |
| CN111743585A (en) * | 2020-07-08 | 2020-10-09 | 潘庆亮 | Auxiliary device for taking out subcutaneous implant for contraception |
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Granted publication date: 20140903 Termination date: 20160326 |