CN203183090U - Expandable type implantation object of minimally invasive surgery - Google Patents
Expandable type implantation object of minimally invasive surgery Download PDFInfo
- Publication number
- CN203183090U CN203183090U CN2013200793235U CN201320079323U CN203183090U CN 203183090 U CN203183090 U CN 203183090U CN 2013200793235 U CN2013200793235 U CN 2013200793235U CN 201320079323 U CN201320079323 U CN 201320079323U CN 203183090 U CN203183090 U CN 203183090U
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- China
- Prior art keywords
- connecting rod
- minimally invasive
- implant
- invasive surgery
- expanding
- Prior art date
- 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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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The utility model relates to an expandable type implantation object of minimally invasive surgery. The expandable type implantation object comprises a body, a positioning rod, two first connecting rod sets, two second connecting rod sets and two expanding sheets. By the aid of the expanding action garneted by connecting rods, the positioning rod and the expanding sheets can respectively generate a pressing effect on the bottom and the side wall of an implantation part to help the implantation object be positioned and mounted, the effects of osseous tissue repair and structural reinforcement are improved, vertebra self-repair capacity is enhanced substantially, adaptive selection for treatment, correction and rehabilitation of different vertebra clinical cases is provided, and the opening area of wounds during surgery is effectively decreased.
Description
Technical field
This utility model relates to the Expandable implant of Minimally Invasive Surgery, for producing dilating effect by having with the symmetry bar linkage structure, make locating rod and expanding plate produce the effect that pushes against of bottom and sidepiece to implant site, with the location installing of auxiliary implant, tissue repair and the structural strengthening effect of promoting sclerotin.
Background technology
Medical expansion implant device structure commonly used, be to adopt the screw drive structural design, do not possess Rapid Expansion and fill the ability of vertebrae ad-hoc location, and the screw thread transmission is because existing the problem of thread pitch, cause the influence of constitutional balance stability, can't provide the treatment that is applied to the vertebra clinical case and the adaptability of correcting rehabilitation to select.
The shortcoming of the maximum of medical expansion implant device structure commonly used is:
1. adopt an innings screw drive structure, it is relatively poor that expansion pushes against vertebrae usefulness.
2. helicitic texture complexity, production cost height and commercial competitiveness are lower.
Aforementioned mentioned about medical expansion implant device structure commonly used, although can reach aspect the interior tissue differentially expanding should possess generally the implant of vertebrae is implanted basic demand and effect, but push against efficient, implant guiding usefulness and medical operating industries such as implantation instrument collocation reaming implantation mechanism and postoperative status recovery when practical application are used on the specificity, all exist under the situation of many shortcomings and deficiency, can't bring into play industrial applicability more specifically.
The utility model content
This utility model relates to the Expandable implant of Minimally Invasive Surgery, produce dilating effect for a kind of by having with connecting rod, make locating rod and expanding plate produce the effect that pushes against to implant site, with the location installing of auxiliary implant, tissue repair and the structural strengthening effect of promoting sclerotin.
In order to reach above-mentioned purpose and function, this utility model provides a kind of Expandable implant of Minimally Invasive Surgery, comprising:
One body, this body are provided with two pivot seats and spiral shell is established an adjustment button;
A positioning rod, this locating rod are to be arranged in this body, and the one side contacts with this adjustment button, and opposite side is provided with a cone;
Two first connecting rod groups are the two pivot seats that are articulated in this body respectively, and this first connecting rod group comprises two first connecting rods, and are articulated in the pivot seat of this body respectively jointly with the one side;
Two second connecting rod groups are position, stage casing two sides that are articulated in this locating rod respectively, and this second connecting rod group comprises two second connecting rods, and is articulated in this locating rod jointly with the one side respectively;
Two expanding plates, two sides at the position, stage casing of this expanding plate are to articulate with the opposite side of the one first connecting rod of first connecting rod group respectively, this expanding plate approaches two sides of bottom, is to articulate with the opposite side of the one second connecting rod of second connecting rod group respectively.
Preferably, wherein this adjustment button further is provided with an inner hexagonal hole.
Preferably, wherein the surface of this expanding plate further covers the granule of a plurality of projectioies.
Preferably, wherein the surface of this expanding plate further is provided with a slotted eye.
The beneficial effect of the Expandable implant of this utility model Minimally Invasive Surgery:
1. adopt the design of connecting rod expansion structure, it is good that the vertebrae filling pushes against efficient.
2. can provide implantation instrument to insert application via organizing Wicresoft's wound.
3. pushing against process of expansion only needs simple operations, can effectively reach.
4. take the contrary operation program, dismounting and change is inserted thing at any time.
5. structural design is simple and take into account stability of equilibrium, commercial value height.
Description of drawings
Fig. 1: this utility model one embodiment implant structure condensation schematic appearance.
Fig. 2: this utility model one embodiment implant structure condensation cross-sectional schematic.
Fig. 3: this utility model one embodiment implant structure expansion schematic appearance.
Fig. 4: this utility model one embodiment implant structure expansion cross-sectional schematic.
Fig. 5: this utility model one embodiment implant structure side cross-sectional schematic.
Fig. 6: this utility model one embodiment implant implanting state cross-sectional schematic.
Fig. 7: this utility model one application examples implant is implanted local enlarged diagram.
Fig. 8: this utility model one application examples implant is expanded local enlarged diagram.
Fig. 9: this utility model Another Application example implant is implanted local enlarged diagram.
Figure 10: this utility model Another Application example implant is expanded local enlarged diagram.
Symbol description
(1) body
(11) pivot seat
(12) adjust button
(121) inner hexagonal hole
(2) locating rod
(21) cone
(3) first connecting rod group
(31) first connecting rod
(4) second connecting rod group
(41) second connecting rod
(5) expanding plate
(51) granule
(52) slotted eye
(6) cartilaginous tissue
(7) vertebrae
(8) muscular tissue
(9) skin
The specific embodiment
See also Fig. 1 and Fig. 2, be respectively this utility model one embodiment implant structure condensation schematic appearance and implant structure condensation cross-sectional schematic, comprise:
One body (1), this body (1) are provided with two pivot seats (11) and spiral shell is established an adjustment button (12), and this adjustment button (12) further is provided with an inner hexagonal hole (121).
A positioning rod (2), this locating rod (2) are to be arranged in this body (1), and the one side contacts with this adjustment button (12), and opposite side is provided with a cone (21).
Two first connecting rod groups (3) are the two pivot seats (11) that are articulated in this body (1) respectively, and this first connecting rod group (3) comprises two first connecting rods (31), and are articulated in the pivot seat (11) of this body (1) respectively jointly with the one side;
Two second connecting rod groups (4) are position, stage casing two sides that are articulated in this locating rod (2) respectively, and this second connecting rod group (4) comprises two second connecting rods (41), and is articulated in this locating rod (2) jointly with the one side respectively;
Two expanding plates (5), two sides at the position, stage casing of this expanding plate (5), be to articulate with the opposite side of the one first connecting rod (31) of first connecting rod group (3) respectively, this expanding plate (5) approaches two sides of bottom, is to articulate with the opposite side of the one second connecting rod (41) of second connecting rod group (4) respectively.
The surface of above-mentioned this expanding plate (5) further covers the granule (51) of a plurality of projectioies, and the surface of this expanding plate (5) further is provided with a slotted eye (52).
See also Fig. 3 and Fig. 4, be respectively this utility model one embodiment implant structure expansion schematic appearance and implant structure expansion cross-sectional schematic, please consult Fig. 5 in addition simultaneously, adjustment button (12) above body (1) is when down rotating, the locating rod (2) that promotes tool cone (21) is downward, each second connecting rod (41) via locating rod (2) drive two second connecting rod groups (4) stretches displacement outwardly simultaneously, and then the expanding plate (5) of interlock two sides and its pivot joint launches synchronously outwardly, and the interlock effect of each first connecting rod (31) of the two first connecting rod groups (3) that utilization and expanding plate (5) articulate, keep stability and the depth of parallelism of expanding plate (5) when outwards launching jointly with two second connecting rod groups (4), as for the bilateral configuration of first connecting rod group (3) with second connecting rod group (4), be to keep integrally-built symmetry, make the expansion power of pushing against to keep balance, to promote the implantation compactness of implant.
See also Fig. 6, be this utility model one embodiment implant implanting state cross-sectional schematic, implant with bilateral expanding plate (5) is skin (9) top layer via Minimally Invasive Surgery, through medical apparatus and instruments it is implanted vertebrae (6) specific part of muscular tissue (8) below.
See also Fig. 7 and Fig. 8, be respectively that this utility model one application examples implant is implanted local enlarged diagram and implant is expanded local enlarged diagram, when having the implanted cartilaginous tissue of implant (6) specific part of bilateral expanding plate (5), adjusting button (12) is not rotated down as yet, so the locating rod (2) of tool cone (21) keeps initial position, and bilateral expanding plate (5) is in the state that folds, as shown in Figure 7.When being rotated down adjustment button (12), the locating rod (2) of tool cone (21) pushes against the bottom of cartilaginous tissue (6) implant site towards bottom offset, drive each second connecting rod (41) of two second connecting rod groups (4) simultaneously, interlock two expanding plates (5) stretch displacement outwardly, to push against the sidewall of cartilaginous tissue (6) implant site, the balance and stability that each first connecting rod (31) of two first connecting rod groups (3) then keeps whole expansion structure, as shown in Figure 8.
See also Fig. 9 and Figure 10, be respectively that this utility model Another Application example implant is implanted local enlarged diagram and implant is expanded local enlarged diagram, when having the implanted vertebrae of implant (7) specific part of bilateral expanding plate (5), adjusting button (12) is not rotated down as yet, so the locating rod (2) of tool cone (21) keeps initial position, and bilateral expanding plate (5) is in the state that folds, as shown in Figure 9.When being rotated down adjustment button (12), the locating rod (2) of tool cone (21) pushes against the bottom of vertebrae (7) implant site towards bottom offset, drive each second connecting rod (41) of two second connecting rod groups (4) simultaneously, interlock two expanding plates (5) stretch displacement outwardly, to push against the sidewall of vertebrae (7) implant site, the balance and stability that each first connecting rod (31) of two first connecting rod groups (3) then keeps whole expansion structure, as shown in figure 10.
Comprehensively above-mentioned, this utility model is the application technology at the Expandable implant of Minimally Invasive Surgery, comprise a body (1), a positioning rod (2), two first connecting rod groups (3), the implant of two second connecting rod groups (4) and two expanding plates (5), refer in particular to a kind of by have with connecting rod comprise first connecting rod group (3) and second connecting rod group (4)] produce dilating effect, make locating rod (2) and expanding plate (5) produce the effect that pushes against to bottom and the sidewall of implant site respectively, with the location installing of auxiliary implant, promote tissue repair and the structural strengthening effect of sclerotin, significantly increase vertebrae for the ability of repairing from body, provide the treatment of different vertebrae clinical cases to select with the adaptability of correcting rehabilitation, also can in operation process, effectively reduce the aperture area of wound, do improvement and the design of a best, be Expandable implant do the most concrete progress greatly of this utility model for Minimally Invasive Surgery.
Claims (4)
1. the Expandable implant of a Minimally Invasive Surgery is characterized in that, comprising:
One body, this body are provided with two pivot seats and spiral shell is established an adjustment button;
A positioning rod, this locating rod are to be arranged in this body, and the one side contacts with this adjustment button, and opposite side is provided with a cone;
Two first connecting rod groups are the two pivot seats that are articulated in this body respectively, and this first connecting rod group comprises two first connecting rods, and are articulated in the pivot seat of this body respectively jointly with the one side;
Two second connecting rod groups are position, stage casing two sides that are articulated in this locating rod respectively, and this second connecting rod group comprises two second connecting rods, and is articulated in this locating rod jointly with the one side respectively;
Two expanding plates, two sides at the position, stage casing of this expanding plate are to articulate with the opposite side of the one first connecting rod of first connecting rod group respectively, this expanding plate approaches two sides of bottom, is to articulate with the opposite side of the one second connecting rod of second connecting rod group respectively.
2. the Expandable implant of Minimally Invasive Surgery as claimed in claim 1, wherein this adjustment button further is provided with an inner hexagonal hole.
3. the Expandable implant of Minimally Invasive Surgery as claimed in claim 1, wherein the surface of this expanding plate further covers the granule of a plurality of projectioies.
4. the Expandable implant of Minimally Invasive Surgery as claimed in claim 1, wherein the surface of this expanding plate further is provided with a slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200793235U CN203183090U (en) | 2013-02-20 | 2013-02-20 | Expandable type implantation object of minimally invasive surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200793235U CN203183090U (en) | 2013-02-20 | 2013-02-20 | Expandable type implantation object of minimally invasive surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203183090U true CN203183090U (en) | 2013-09-11 |
Family
ID=49099996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200793235U Expired - Fee Related CN203183090U (en) | 2013-02-20 | 2013-02-20 | Expandable type implantation object of minimally invasive surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203183090U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105342729A (en) * | 2015-12-09 | 2016-02-24 | 北京市富乐科技开发有限公司 | Arc-shaped distraction fusion apparatus |
| CN106901818A (en) * | 2016-11-09 | 2017-06-30 | 刘欣懿 | Vertebral body opening device and tool set thereof |
| CN107106305A (en) * | 2014-11-04 | 2017-08-29 | 华沙整形外科股份有限公司 | Implant between expandable centrum |
| CN108601663A (en) * | 2016-01-28 | 2018-09-28 | 华沙整形外科股份有限公司 | Expandable implant and insertion tool |
| US10973650B2 (en) | 2015-12-30 | 2021-04-13 | Nuvasive, Inc. | Lordotic expandable fusion implant |
| US11234833B2 (en) | 2015-05-12 | 2022-02-01 | Nuvasive, Inc. | Expandable lordosis intervertebral implants |
| US11273047B2 (en) | 2017-12-18 | 2022-03-15 | Nuvasive, Inc. | Expandable implant device |
| US11679000B2 (en) | 2013-05-22 | 2023-06-20 | Nuvasive, Inc. | Expandable fusion implant and related methods |
-
2013
- 2013-02-20 CN CN2013200793235U patent/CN203183090U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11679000B2 (en) | 2013-05-22 | 2023-06-20 | Nuvasive, Inc. | Expandable fusion implant and related methods |
| US11957602B2 (en) | 2013-05-22 | 2024-04-16 | Nuvasive Inc. | Expandable fusion implant and related methods |
| US11033402B2 (en) | 2014-11-04 | 2021-06-15 | Warsaw Orthopedic, Inc. | Expandable interbody implant |
| CN107106305B (en) * | 2014-11-04 | 2019-04-12 | 华沙整形外科股份有限公司 | Implantation material between expandable centrum |
| CN107106305A (en) * | 2014-11-04 | 2017-08-29 | 华沙整形外科股份有限公司 | Implant between expandable centrum |
| US11918482B2 (en) | 2014-11-04 | 2024-03-05 | Warsaw Orthopedic, Inc. | Expandable interbody implant |
| US11234833B2 (en) | 2015-05-12 | 2022-02-01 | Nuvasive, Inc. | Expandable lordosis intervertebral implants |
| US11938040B2 (en) | 2015-05-12 | 2024-03-26 | Nuvasive, Inc. | Expandable lordosis intervertebral implants |
| CN105342729A (en) * | 2015-12-09 | 2016-02-24 | 北京市富乐科技开发有限公司 | Arc-shaped distraction fusion apparatus |
| US10973650B2 (en) | 2015-12-30 | 2021-04-13 | Nuvasive, Inc. | Lordotic expandable fusion implant |
| US11690730B2 (en) | 2015-12-30 | 2023-07-04 | Nuvasive, Inc. | Lordotic expandable fusion implant |
| CN108601663A (en) * | 2016-01-28 | 2018-09-28 | 华沙整形外科股份有限公司 | Expandable implant and insertion tool |
| CN106901818A (en) * | 2016-11-09 | 2017-06-30 | 刘欣懿 | Vertebral body opening device and tool set thereof |
| US11273047B2 (en) | 2017-12-18 | 2022-03-15 | Nuvasive, Inc. | Expandable implant device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20160220 |