CN113331931A - Fracture intramedullary fixation device and method - Google Patents
Fracture intramedullary fixation device and method Download PDFInfo
- Publication number
- CN113331931A CN113331931A CN202110572500.2A CN202110572500A CN113331931A CN 113331931 A CN113331931 A CN 113331931A CN 202110572500 A CN202110572500 A CN 202110572500A CN 113331931 A CN113331931 A CN 113331931A
- Authority
- CN
- China
- Prior art keywords
- fracture
- endoscopic
- groove
- lag screw
- fixation device
- 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.)
- Granted
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/72—Intramedullary pins, nails or other devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/74—Devices for the head or neck or trochanter of the femur
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
Abstract
The utility model belongs to the technical field of medical instrument and specifically relates to a fracture intramedullary fixation device and method is related to, it includes the aiming frame and installs the main nail at the aiming frame interface, be connected with lag screw on the main nail, seted up the mounting hole on the thighbone, the main nail stretches into in the mounting hole, be connected with on the aiming frame and detect the head, the aiming frame in it is connected with the light to detect first upper end, the light with the power cord that detects the head is followed wear to establish in the aiming frame and follow aiming frame handle department wears out and is connected energy supply equipment, lag screw week side is provided with interior structure of peeping. The application has the advantages that the observation of the fracture of the patient is convenient in the treatment process and after the treatment, and the radioactive damage caused by the radioactive detection is reduced.
Description
Technical Field
The present application relates to the field of medical devices, and more particularly, to a fracture intramedullary fixation device and method.
Background
Fracture refers to the continuous complete or partial breakdown of bone structure.
Femur, also known as thigh bone, thigh bone and bar, is the longest tubular bone in the human body. Femur fracture can be caused by direct violent striking, falling from a high place, vehicle impact, rolling and the like. When fracture occurs, the fracture part cannot move, the fracture part is seriously swollen and painful, deformity such as distortion or angulation can also occur, and the length of the lower limb can be shortened sometimes when femoral fracture occurs.
In the related art, for intramedullary fixation of femoral fractures, a doctor generally performs fixation by implanting an intramedullary nail, the incision is generally small when implanting the intramedullary nail, the fracture site is observed by ct and nuclear magnetic resonance when examining the fracture site, and the fracture site is observed by a C-wall machine during an operation.
In view of the above-mentioned related art, the inventor believes that the fracture site observation by the C-wall machine, ct and nuclear magnetic resonance has a great radioactive damage to the patient and the doctor, affecting the health condition of the doctor and the patient.
Disclosure of Invention
In order to facilitate observation of fracture of a patient during and after treatment and reduce radioactive damage caused by radioactive detection, the application provides a fracture intramedullary fixation device and a fracture intramedullary fixation method.
On the one hand, the fracture intramedullary fixation device provided by the application adopts the following technical scheme:
the utility model provides a fracture intramedullary fixing device, includes the aiming arm and installs the main nail at the aiming arm interface, be connected with lag screw on the main nail, seted up the mounting hole on the thighbone, the main nail stretches into in the mounting hole, be connected with on the aiming arm and detect the head, the aiming arm in detect first upper end and be connected with the light, the light with the power cord of detecting the head is followed wear to establish and follow in the aiming arm handle department is worn out and is connected energy supply equipment, lag screw week side is provided with interior peeping structure.
Through adopting above-mentioned technical scheme, carry out the implantation in-process of intramedullary nail, install the main nail on the corresponding position of aiming arm, hold the aiming arm and put into the mounting hole with the main nail, wear to establish main nail along angle of location again and insert on the thighbone, and with the main nail between form and be connected, when aiming arm auxiliary installation, the light provides illumination, observe the thighbone condition of aiming arm week side through the detection head, carry out direct observation to the fracture face of tension screw pulling through peeping the structure simultaneously, it shines to need not radioactive check out test set, reduce the injury of ray to patient and medical staff, and the condition of the fracture department of observation that can last.
Optionally, a placing groove is formed in the sighting frame, the detection head is placed in the placing groove, and a transparent cover is connected to the side wall of the placing groove.
Through adopting above-mentioned technical scheme, in the standing groove of seting up that the detection head was placed, make the front end that the detection head can not influence the aiming frame implant, avoid causing the secondary injury to patient's step back, make the detection head directly observe the detection through the hand upper portion position of translucent cover to the disease.
Optionally, the endoscopic structure includes an endoscope and an endoscopic line, an endoscopic groove is formed in a side wall of the lag screw, the endoscope is fixedly connected in the endoscopic groove, a contact surface between the endoscopic groove and the skeleton is a transparent side wall, one end of the endoscopic line is connected with the endoscope, and the other end of the endoscopic line penetrates through the femur and is connected with a visualization device.
Through adopting above-mentioned technical scheme, the endoscope is fixed in peeping the groove, and interior line of peeping is worn out the thighbone and is connected with the display device, and the endoscope carries out the image shooting through transparent lateral wall to the fracture face, passes through the display device with the material of shooing and shows, makes the specific conditions of the fracture face that can be obvious of doctor, and the punching into through lag screw comes the endoscope to stretch into fracture department, reduces the injury that the observation fracture condition brought through the radioactivity mode.
Optionally, the endoscopic groove is an annular groove arranged on the peripheral side of the lag screw, and the side wall of the endoscopic groove contacting the bone and the flesh is made of transparent material.
By adopting the technical scheme, when the endoscope is installed, the endoscope groove is the annular groove, so that the position of the endoscope can be adjusted according to the diagnosis condition of the early fracture part, and when the lag screw is driven into the fracture part, the shooting surface of the endoscope points to the fracture position, so as to carry out better shooting.
Optionally, the tension screw is provided in plurality, and the endoscopic groove opening positions on the tension screws have different height differences.
Through adopting above-mentioned technical scheme, select the lag screw that the person is fit for according to earlier stage fracture position, make peep groove position in with the punching in of lag screw just to the bone hem, the doctor later stage of being convenient for observes the condition of fracture junction.
Optionally, one side of the lag screw is fixedly connected with a conduit, the endoscopic line penetrates through the conduit, and the conduit penetrates out of the human body along the pulling-out path of the lag screw.
Through adopting above-mentioned technical scheme, derive the detection line human body through the conduit, the adhesion when reducing the detection line and directly wearing out on musculature, the protection detection line is not destroyed when following with the pulling force screw nail on the one hand, and on the other hand makes the detection line can not influence the healing of wound.
Optionally, the illuminating lamp is set as a cold light source.
Through adopting above-mentioned technical scheme, the lighting apparatus that cold light source made can not be scalded and produce the influence to patient, guarantees the stability of shining.
On the other hand, the application method of the fracture intramedullary fixation device provided by the application adopts the following technical scheme:
a method for using a fracture intramedullary fixation device is characterized in that: the operation steps are as follows: (1) moving the patient to an operating table, and adjusting the position of the fracture of the patient; (2) irradiating the fracture part through a C-wall machine to determine the position of the bone; (3) punching the bone at the corresponding position, mounting a main nail in a drilled hole on the aiming frame, and observing the fracture condition on the peripheral side of the aiming frame through a detection head; (4) the lag screw is implanted into the fracture position through a tool, the fracture position is repaired, and the endoscope irradiates the image of the fracture position in the endoscopic groove to influence the image to be transmitted to the imaging equipment for the observation of a doctor; (5) driving a transverse locking nail at a corresponding position; (6) the aiming block is removed and the fixing tail cap is screwed in.
Through adopting above-mentioned technical scheme, confirm patient's the concrete position of fracture before the operation portion, according to concrete position decision incision position, punch through the instrument in corresponding position, take up the aiming arm and install the main nail on the aiming arm, with the main nail as if in the mounting hole, it is supplementary to insert through the installation hammer when not good inserting, detection head on the aiming arm sees through glass cover and shoots thighbone department, pass through the instrument opening with lag screw installation department in relevant position, implant downthehole with lag screw, endoscope on the lag screw shoots fracture department, the image transmission that will shoot supplies the doctor to observe in image display device department, need not to carry out the radioactivity film shooting again, after the operation, take out the aiming arm, twist fixed hood into main nail department.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the main nail is arranged at a corresponding position of the aiming frame, the aiming frame is held by a hand to place the main nail into the mounting hole, the lag screw penetrates through the main nail along a positioning angle and is inserted into the femur, and the lag screw is connected with the main nail;
2. when the endoscope is installed, the endoscope groove is an annular groove, so that the position of the endoscope can be adjusted according to the early diagnosis condition of the fracture part, and when the lag screw is driven into the fracture part, the shooting surface of the endoscope points to the fracture position, so as to carry out better shooting;
3. derive the detection line human body through the conduit, the adhesion when reducing the detection line and directly wearing out is on musculature, and the protection detection line is not destroyed when along with the pulling force screw nail on the one hand, and on the other hand makes the detection line can not influence the healing of wound.
Drawings
Fig. 1 is a schematic view of the overall structure of a fracture intramedullary fixation device according to the present application.
Fig. 2 is a partial structural view of the main nail of fig. 1.
Fig. 3 is a partial schematic view of a plurality of different sets of lag screws of fig. 2.
Description of reference numerals: 1. a sighting frame; 2. a main nail; 3. a lag screw; 31. an annular groove; 4. a detection head; 5. an illuminating lamp; 6. an energy supply device; 7. an endoscopic structure; 71. an endoscope; 72. endoscopic lines are formed; 73. a developing device; 74. an endoscopic groove; 8. a placement groove; 81. a transparent cover; 9. a lighting slot; 10. a conduit.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a fracture intramedullary fixation device, which comprises a sighting frame 1 and a main nail 2 arranged on the sighting frame 1, wherein one side of the main nail 2 is connected with a lag screw 3, the peripheral side of the lag screw 3 is provided with an endoscopic structure 7, and the main nail 2 and the lag screw 3 are implanted into a femur; the mounting hole is seted up to the thighbone upper end and is supplied main nail 2 to insert, and aiming at 1 is close to the thighbone end and is connected with and detects head 4, and aiming at 1 and be connected with light 5 in detecting 4 upper ends, and light 5 wears to establish aiming at 1 handle department from aiming at 1 with the power cord that detects head 4 and is connected with functional equipment, and the power cord that detects head 4 is connected with check out equipment, and the power cord of light 5 is connected with power supply unit.
Referring to fig. 1 and 2, a placing groove 8 is formed in the aiming frame 1 near the femur, the detection head 4 is bonded in the placing groove 8, a transparent cover 81 is connected to an opening of the side wall of the placing groove 8 in a hot melting mode, the transparent cover 81 is made of transparent glass, the side wall is sealed through the transparent glass, and the shooting surface of the detection head 4 points to the transparent glass; the illumination lamp 5 is illuminated by a cold light source lamp, the aiming stand 1 is provided with an illumination groove 9 on the placing groove 8, and the illumination lamp 5 is bonded in the illumination groove 9.
Referring to fig. 2 and 3, the endoscopic structure 7 comprises an endoscope 71 and an endoscopic line 72, one end of the endoscopic line 72 is connected to the endoscope 71, the other end is connected with a visualization device 73 through a plug, the visualization device 73 is detachable, and the diameter of the endoscopic line 72 is 2.8 mm; the side wall of the lag screw 3 is provided with an annular endoscopic groove 74, the side wall of the endoscopic groove 74 contacting the bone and the flesh is made of transparent glass, the endoscope 71 is adhered on the endoscopic groove 74, the irradiation angle of the endoscope 71 is 60-84 degrees, the focal length is short, the visual angle is large, and the condition of a large-area fracture part can be shot within a short shooting distance range.
Referring to fig. 2 and 3, a plurality of lag screws 3 are arranged in a group, the annular grooves 31 on each lag screw 3 are different in position and have a certain height difference, and the lag screw 3 which is closest to the fracture position and is provided with the annular groove 31 is selected according to the fracture shooting condition before use; a wire conduit 10 is welded on the side wall of the lag screw 3, the wire conduit 10, the main nail 2 and the lag screw 3 are all made of titanium alloy materials, half of the side wall of the wire conduit 10 is embedded in the aiming frame 1, the detection line penetrates out of the wire conduit 10, and the length of the wire conduit 10 is consistent with that of the lag screw 3; the outer shell of the endoscope 72 is made of silicone, and a part of the inner feeder passes through the leg incision and out of the human body to be connected with the imaging device 73.
The use method of the fracture intramedullary fixation device applying the device of the embodiment comprises the following steps: the method comprises the following steps: (1) moving the patient to an operating table, and adjusting the position of the fracture of the patient; (2) irradiating the fracture part through a C-wall machine to determine the position of the bone; (3) punching holes in the corresponding positions of bones, mounting the main nail 2 on the aiming frame 1 and drilling the holes, and observing the fracture condition on the peripheral side of the aiming frame 1 through the detection head 4; (4) the lag screw 3 is implanted into the fracture position through a tool, the fracture position is repaired, the endoscope 71 irradiates images of the fracture position in the endoscopic groove 74, and the influence is transmitted to the imaging device 73 for a doctor to observe; (5) driving a transverse locking nail at a corresponding position; (6) the aiming block 1 is removed and the fixing tail cap is screwed in.
The implementation principle of the intramedullary fixation device for fracture in the embodiment of the application is as follows: the position department of fracture is opened a knife, the position department of using tool punches the thighbone, establish main nail 2 installation cover on aiming arm 1, take up aiming arm 1 and insert main nail 2 in the mounting hole, detect the bone condition of head 4 to mounting hole week side and shoot, insert lag screw 3 in the thighbone in shank relevant position, fix fracture department, reduce the skew of main nail 2, and simultaneously, endoscope 71 sees the cross-section of fracture through clear glass, the doctor watches through video picture equipment 73, the condition of the fracture department of being convenient for real time monitoring.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fracture intramedullary fixation device, includes aiming frame (1) and installs main nail (2) at aiming frame (1) interface, be connected with lag screw (3) on main nail (2), its characterized in that: the mounting hole has been seted up on the thighbone, main nail (2) stretch into in the mounting hole, be connected with on aiming frame (1) and detect head (4), aiming frame (1) in it is connected with light (5) to detect head (4) upper end, light (5) with the power cord that detects head (4) is followed wear to establish in aiming frame (1) and follow aiming frame (1) handle department is worn out and is connected energy supply equipment (6), lag screw (3) week side is provided with peeps structure (7).
2. A fracture intramedullary fixation device of claim 1, wherein: a placing groove (8) is formed in the aiming frame (1), the detection head (4) is placed in the placing groove (8), and a transparent cover (81) is connected to the side wall of the placing groove (8).
3. A fracture intramedullary fixation device of claim 1, wherein: the endoscopic structure (7) comprises an endoscope (71) and an endoscopic line (72), an endoscopic groove (74) is formed in the side wall of the lag screw (3), the endoscope (71) is fixedly connected in the endoscopic groove (74), the contact surface of the endoscopic groove (74) and a skeleton is a transparent side wall, one end of the endoscopic line (72) is connected with the endoscope (71), and the other end of the endoscopic line penetrates out of the femur to be connected with a visualization device (73).
4. A fracture intramedullary fixation device of claim 3, wherein: the endoscopic groove (74) is an annular groove (31) arranged on the peripheral side of the lag screw (3), and the side wall of the endoscopic groove (74) contacting with bone and meat is made of transparent materials.
5. A fracture intramedullary fixation device of claim 4, wherein: the tension screws (3) are arranged in a plurality of numbers, and the opening positions of the endoscopic grooves (74) on the tension screws (3) have different height differences.
6. A fracture intramedullary fixation device of claim 5, wherein: one side of the lag screw (3) is fixedly connected with a conduit (10), the endoscopic line (72) penetrates through the conduit (10), and the conduit (10) penetrates out of the human body along the pull-out path of the lag screw (3).
7. A fracture intramedullary fixation device of claim 1, wherein: the illuminating lamp (5) is set as a cold light source.
8. Use of a fracture intramedullary fixation device according to any one of claims 1 to 7, characterized in that: the operation steps are as follows: (1) moving the patient to an operating table, and adjusting the position of the fracture of the patient; (2) irradiating the fracture part through a C-wall machine to determine the position of the bone; (3) punching holes in corresponding positions of bones, mounting a main nail (2) on a sighting frame (1) and drilling the holes, and observing the fracture condition on the peripheral side of the sighting frame (1) through a detection head (4); (4) the lag screw (3) is implanted into the fracture position through a tool, the fracture position is repaired, the detection head (4) irradiates an image of the fracture position in the endoscopic groove (74), and the influence is transmitted to the imaging device (73) for a doctor to observe; (5) driving a transverse locking nail at a corresponding position; (6) the aiming block (1) is removed and the fixing tail cap is screwed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572500.2A CN113331931B (en) | 2021-05-25 | 2021-05-25 | Fracture intramedullary fixation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572500.2A CN113331931B (en) | 2021-05-25 | 2021-05-25 | Fracture intramedullary fixation device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113331931A true CN113331931A (en) | 2021-09-03 |
| CN113331931B CN113331931B (en) | 2022-05-17 |
Family
ID=77471310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110572500.2A Active CN113331931B (en) | 2021-05-25 | 2021-05-25 | Fracture intramedullary fixation device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113331931B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086883A1 (en) * | 1981-12-11 | 1983-08-31 | Carlos Maria Pichel Moure | Osteoscope for carrying out the nailing of the fractures |
| US20030055316A1 (en) * | 2001-09-19 | 2003-03-20 | Brannon James Kevin | Endoscopic bone debridement |
| CH701935B1 (en) * | 2006-12-12 | 2011-04-15 | Fond The Ark | Device for positioning viewing axis with respect to fixation hole of intramedullary nail used for surgical treatment of fractures of e.g. femur, has viewing device whose position is regulated by translatory movements with main component |
| CN203852417U (en) * | 2014-02-26 | 2014-10-01 | 河南省洛阳正骨医院 | Pedicle screw sleeve |
| CN104323852A (en) * | 2014-11-07 | 2015-02-04 | 易红蕾 | Visualized pedicle screw implanting auxiliary system |
| RU2015138381A (en) * | 2015-09-08 | 2017-03-15 | Федеральное государственное бюджетное учреждение "Российский ордена Трудового Красного Знамени научно-исследовательский институт травматологии и ортопедии им. Р.Р. Вредена" Министерства здравоохранения Российской Федерации (ФГБУ "РНИИТО им. Р.Р. Вредена" Минздрава России) | Sighting device for removing hidden screws from the femoral diaphysis |
| US9814380B1 (en) * | 2013-03-02 | 2017-11-14 | Octavio Cesar Silva | Pedicle endoscope |
| CN206809325U (en) * | 2016-10-28 | 2017-12-29 | 马驰蛟 | A kind of PFN outrigger with thigh-bone anticollis angle sighting device |
| CN108618840A (en) * | 2018-03-27 | 2018-10-09 | 河南省洛阳正骨医院（河南省骨科医院） | A kind of fracture internal fixation hollow nail take out in stress information acquisition system |
| CN110063779A (en) * | 2019-05-23 | 2019-07-30 | 陈聚伍 | Visualize intra medullary nail far-end pointing instrumentation |
| CN112754636A (en) * | 2019-11-05 | 2021-05-07 | 刘刚 | Visual intramedullary fixation system |
| CN112823757A (en) * | 2019-11-20 | 2021-05-21 | 潘治军 | Stable intramedullary fixing device for femoral neck fracture angle |
-
2021
- 2021-05-25 CN CN202110572500.2A patent/CN113331931B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086883A1 (en) * | 1981-12-11 | 1983-08-31 | Carlos Maria Pichel Moure | Osteoscope for carrying out the nailing of the fractures |
| US20030055316A1 (en) * | 2001-09-19 | 2003-03-20 | Brannon James Kevin | Endoscopic bone debridement |
| CH701935B1 (en) * | 2006-12-12 | 2011-04-15 | Fond The Ark | Device for positioning viewing axis with respect to fixation hole of intramedullary nail used for surgical treatment of fractures of e.g. femur, has viewing device whose position is regulated by translatory movements with main component |
| US9814380B1 (en) * | 2013-03-02 | 2017-11-14 | Octavio Cesar Silva | Pedicle endoscope |
| CN203852417U (en) * | 2014-02-26 | 2014-10-01 | 河南省洛阳正骨医院 | Pedicle screw sleeve |
| CN104323852A (en) * | 2014-11-07 | 2015-02-04 | 易红蕾 | Visualized pedicle screw implanting auxiliary system |
| RU2015138381A (en) * | 2015-09-08 | 2017-03-15 | Федеральное государственное бюджетное учреждение "Российский ордена Трудового Красного Знамени научно-исследовательский институт травматологии и ортопедии им. Р.Р. Вредена" Министерства здравоохранения Российской Федерации (ФГБУ "РНИИТО им. Р.Р. Вредена" Минздрава России) | Sighting device for removing hidden screws from the femoral diaphysis |
| CN206809325U (en) * | 2016-10-28 | 2017-12-29 | 马驰蛟 | A kind of PFN outrigger with thigh-bone anticollis angle sighting device |
| CN108618840A (en) * | 2018-03-27 | 2018-10-09 | 河南省洛阳正骨医院（河南省骨科医院） | A kind of fracture internal fixation hollow nail take out in stress information acquisition system |
| CN110063779A (en) * | 2019-05-23 | 2019-07-30 | 陈聚伍 | Visualize intra medullary nail far-end pointing instrumentation |
| CN112754636A (en) * | 2019-11-05 | 2021-05-07 | 刘刚 | Visual intramedullary fixation system |
| CN112823757A (en) * | 2019-11-20 | 2021-05-21 | 潘治军 | Stable intramedullary fixing device for femoral neck fracture angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113331931B (en) | 2022-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3217893B1 (en) | Surgical kit for repair of articular surfaces in the talocrural joint including surgical saw guide | |
| CN104887301A (en) | Pelvic fracture microinvasive intramedullary fixation device | |
| RU2564984C1 (en) | Method for surgical management of traumatic injuries of pubic articulation of pelvic ring | |
| CN204744374U (en) | Pelvis fracture marrow internal fixation device of wicresoft | |
| CN1984612A (en) | Invasive traction equipment | |
| CN113331931B (en) | Fracture intramedullary fixation device and method | |
| CN211187492U (en) | Visual intramedullary fixation system | |
| CN111728689A (en) | Pelvic fracture posterior ring minimally invasive stabilization system guide plate | |
| CN215228319U (en) | Internal fixation guider for femoral neck | |
| CN210277325U (en) | Universal steel plate of thighbone contains sight | |
| CN2662844Y (en) | Improved femoral intramedullary nail aiming instrument | |
| RU2265413C2 (en) | Belinov's apparatus for closed compression osteosynthesis for thigh-bone neck | |
| CN2722847Y (en) | Ulnar flexible bone crosslocking intramedullary nail | |
| CN108433800B (en) | Intramedullary steel plate fixing system | |
| CN205831839U (en) | Cervical vertebra expanding channel device | |
| RU2742518C1 (en) | Method of open reduction and fixation of acetabular fracture with dynamic compression of the fragments | |
| CN107822698A (en) | A kind of optic visualization vertebral pedicle puncture system | |
| CN112754636A (en) | Visual intramedullary fixation system | |
| CN205903295U (en) | Novel external light source cervical vertebra expansion passageway device | |
| RU2014149729A (en) | Method for blocked osteosynthesis of proximal hip fractures and device for its implementation | |
| CN209966541U (en) | Working sleeve capable of replacing guide pin in minimally invasive screw fixation operation of pelvis and acetabulum | |
| CN212281598U (en) | Articular bone injury operation reconstruction positioning guider | |
| RU105154U1 (en) | DEVICE FOR OSTEOSYNTHESIS IN Fractures of the elbow | |
| RU2766250C1 (en) | Implant for replacing the area of a bone defect on the anterior surface of the glenoid of the shoulder blade and a manipulator for its installation | |
| CN210044112U (en) | Simple femoral intramedullary nail needle insertion point guider |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |