CN201365979Y - Automatic traction device for neurosurgical operation - Google Patents
Automatic traction device for neurosurgical operation Download PDFInfo
- Publication number
- CN201365979Y CN201365979Y CNU2009200688073U CN200920068807U CN201365979Y CN 201365979 Y CN201365979 Y CN 201365979Y CN U2009200688073 U CNU2009200688073 U CN U2009200688073U CN 200920068807 U CN200920068807 U CN 200920068807U CN 201365979 Y CN201365979 Y CN 201365979Y
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- arm
- connector
- adapter
- traction device
- automatic traction
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Abstract
An automatic traction device for a neurosurgical operation is connected with a dedicated headstock for the magnetic resonance navigation, and comprises an adapter, a connector, a connecting piece, a C-shaped arm, a snakelike arm and a brain spatula which are connected in sequence. The adapter, the connector, the connecting piece, the C-shaped arm, the snakelike arm and the brain spatula are all made of titanium alloy materials compatible with magnetism. The utility model has the advantages that the automatic traction device for the neurosurgical operation can be used in a magnetic field, without the displacement and the influence on the operation. When being used, the automatic traction device is fixed on the dedicated headstock for the magnetic resonance navigation, without impact on the magnetic resonance image scanning during the operation; and the structure is simple and practical.
Description
Technical field
This utility model relates to a kind of medical auxiliary apparatus, particularly a kind of automatic traction device that is used for neurosurgery.
Background technology
Since the nineties in 20th century; the appearance of neural navigation surgery organically combines modern neuroimaging technology, Computerized three-dimensional image processing techniques and microneurosurgery technology; improve the protection of excision of the lesion rate and important function of nervous system structure greatly, thereby become the important milestone on the contemporary neurosurgery development history.Brain displacement is the key factor that influences navigation accuracy in the art, if the brain displacement degree surpasses the range of error that allows, will seriously disturb the reliability of neural airmanship.Magnetic resonance is to correct the most accurate and reliable solution of brain displacement in the neural navigation at present in the art, has superior application prospect.Has only magnetic resonance system in the large-scale neurosurgery center equipment of the minority art at present in the world.
Wicresoft's principle of neurosurgery makes automatic trailer system become the conventional equipment of art midbrain tissue retraction, and automatic trailer system in all conventional use art of most neurosurgery units is to overcome the unstability of artificial traction.But in the magnetic resonance navigating surgery process, because the existence in magnetic field, the automatic traction device of conventional neurosurgery might be shifted in art, and disturbs nuclear magnetic resonance in the art, has greatly limited the operation of surgical doctor, has increased the risk of iatrogenic injury.At present, some are used magnetic resonance manufacturer (as Medtronic company, Brainlab company) in the external neurosurgery center (as University of Zurich's medical college) of magnetic resonance in arts and the large-scale art of minority to have designed some compatible trailer system inputs automatically of magnetic that are fit to magnetic resonance type in specific arts voluntarily on probation.At low field intensity magnetic resonance system in the third generation art movably, as PoleStar N20 (Odin company) system, still there is not the compatible trailer system automatically of special-purpose magnetic, make that imaging is affected in such operation technique and the art.
The utility model content
The purpose of this utility model exactly in order to address the above problem, provides a kind of automatic traction device that is used for neurosurgery of magnetic compatibility.
In order to achieve the above object, this utility model has adopted following technical scheme: a kind of automatic traction device that is used for neurosurgery, be used to be connected the magnetic resonance special-purpose headstock that navigates, comprise adapter, connector, C shape arm, snakelike arm and brain spatula that order links to each other, described adapter, connector, C shape arm, snakelike arm and brain spatula are made by the titanium alloy material of magnetic compatibility.
Described adapter is provided with and is used for and the magnetic resonance chuck that the special-purpose headstock is connected that navigates; Described connector and adapter are fixedly linked; Described C shape arm can arbitrarily angledly link to each other by the corresponding brace that is provided with on it with connector, makes and can realize 360 degree rotations between C shape arm and the adapter; Described snakelike arm can link to each other with the optional position clamping of C shape arm by the ambulatory splint on it; Described brain spatula has multiple different size model for selecting for use.
Described adapter comprises that two rotatable first jig arm that link to each other and second jig arm, two fixture blocks that are connected to two jig arm front ends, governor motion that is used to regulate two jig arm opening angles are used for the union joint that is connected with connector with one; Governor motion comprises screw rod, adjusting rod and regulating handle, and screw rod is installed on first jig arm, and adjusting rod is connected with screw flight and links to each other with second jig arm is rotatable, and regulating handle is connected the outer end of adjusting rod, and union joint links to each other with second jig arm is rotatable.
The two ends of described C shape arm are respectively equipped with and are used for and the rotatable brace that links to each other of connector, and C shape arm can link to each other with connector is rotatable with any end wherein.
The automatic traction device that this utility model is used for neurosurgery can use under magnetic field, is not shifted, and does not influence in the art and operates.Be fixed in magnetic resonance during use and navigate on the special-purpose headstock, do not influence nuclear magnetic resonance image scanning in the art, simple in structure, practical.
Description of drawings
Fig. 1 is the population structure sketch map of this utility model automatic traction device of being used for neurosurgery;
Fig. 2 is the structural representation of the adapter in this utility model;
Fig. 3 is the structural representation of the connector in this utility model;
Fig. 4 is the structural representation of the C shape arm in this utility model;
Fig. 5 is the structural representation of the snakelike arm in this utility model;
Fig. 6 is the structural representation of the brain spatula in this utility model;
Fig. 7 is an application sketch map of the present utility model.
The specific embodiment
Referring to Fig. 1, cooperation is referring to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, this utility model is used for the automatic traction device of neurosurgery, be used to be connected the magnetic resonance special-purpose headstock that navigates, comprise adapter 1, connector 2, C shape arm 3, snakelike arm 4 and brain spatula 5 that order links to each other, adapter, connector, C shape arm, snakelike arm and brain spatula are made by the titanium alloy material of magnetic compatibility.Metallic cable in the wherein snakelike arm adopts 1Cr18Ni9Ti to make, and remaining part adopts Tc10 to make.
Referring to Fig. 2, the adapter 1 in this utility model is provided with and is used for and the magnetic resonance chuck that the special-purpose headstock 6 (cooperate referring to Fig. 7) is connected that navigates; Comprise that governor motion that 13,14, one of fixture blocks that two rotatable first jig arm 11 that link to each other and 12, two of second jig arm are connected to two jig arm front ends are used to regulate two jig arm opening angles is used for the union joint 15 that is connected with connector with one; Governor motion comprises screw rod 16, adjusting rod 17 and regulating handle 18, screw rod 16 is installed on first jig arm 11, adjusting rod 17 is connected with screw flight and links to each other with second jig arm 12 is rotatable, and regulating handle 18 is connected the outer end of adjusting rod, and union joint turns with second jig arm and links to each other.
Referring to Fig. 3, connector in this utility model 2 is fixedly linked with adapter 1, and it comprises that connector 21, a tightening knob 22 are used for one and the rotatable brace 23 that links to each other of C shape arm.
Referring to Fig. 4, C shape arm 3 in this utility model comprises arm body 31 and is arranged on the brace 32,33 at arm body 31 two ends, two braces 32,33 all can turn with connector 2 and link to each other, C shape arm 3 can use the brace of any end wherein to link to each other with arbitrarily angled with connector 2, makes and can realize 360 degree rotations between C shape arm and the adapter 1.
Referring to Fig. 5, the union joint 45 that the snakelike arm 4 in this utility model comprises metallic cable 41, ambulatory splint 42, ambulatory splint adjusting knob 43 and metallic cable adjusting knob 44 (being provided with steel ball in the metallic cable) and is used for being connected with brain spatula.Snakelike arm 4 can link to each other with the optional position clamping of C shape arm 3 by its ambulatory splint 42, and can be by the flexibility of metallic cable adjusting knob 44 adjusting metallic cables 41.
Referring to Fig. 6, the brain spatula 5 in this utility model comprises plate body 51 and plate handle 52, and brain spatula 5 has multiple different size model, can select as required to use.
It is all suitable with conventional traction apparatus that this utility model is used for size, the fixed position of the automatic traction device of neurosurgery, do not influence operation technique; Fixedly in the Rhizoma Atractylodis Macrocephalae on the special-purpose headstock of magnetic resonance, do not influence nuclear magnetic resonance image scanning in the art.
All parts in this utility model all adopt titanium alloy material (Tc10 or 1Cr18Ni9Ti) to make, and hardness is HRC38-42, and this material magnetic is compatible good, not influenced by magnetic force and be shifted, do not disturb nuclear magnetic resonance and produce pseudo-shadow, hardness is moderate, and it is required to satisfy operation.
Application of the present utility model can be described as follows in conjunction with Fig. 7: during traction earlier with fixedly magnetic resonance navigate on the special-purpose headstock 6 (magnetic resonance navigate the special-purpose headstock 6 be positioned on patient's head 7) in the Rhizoma Atractylodis Macrocephalae of adapter 1, again C shape arm 3 is fixed on the adapter 1 by connector 2 and (can 360 ° adjusts directions, it is required to satisfy various operation tractions), then snakelike arm 4 is fixed in arbitrfary point on the C shape arm 3 according to the lead needs, select the brain spatula 5 of a size appropriateness to be connected on the snakelike arm 4 at last, screw each knob after adjusting lead, automatic traction device is stable in the whole surgery process not to be shifted.Adjust lead as needing in the operation process, can regulate each knob at any time and reach requirement, do not disturb imaging.
Claims (4)
1, a kind of automatic traction device that is used for neurosurgery, be used to be connected the magnetic resonance special-purpose headstock that navigates, it is characterized in that: comprise adapter, connector, C shape arm, snakelike arm and brain spatula that order links to each other, described adapter, connector, C shape arm, snakelike arm and brain spatula are made by the titanium alloy material of magnetic compatibility.
2, the automatic traction device that is used for neurosurgery as claimed in claim 1 is characterized in that: described adapter is provided with and is used for and the magnetic resonance chuck that the special-purpose headstock is connected that navigates; Described connector and adapter are fixedly linked; Described C shape arm can arbitrarily angledly link to each other by the corresponding brace that is provided with on it with connector, makes and can realize 360 degree rotations between C shape arm and the adapter; Described snakelike arm can link to each other with the optional position clamping of C shape arm by the ambulatory splint on it; Described brain spatula has multiple different size model for selecting for use.
3, the automatic traction device that is used for neurosurgery as claimed in claim 1 is characterized in that: described adapter comprises that two rotatable first jig arm that link to each other and second jig arm, two fixture blocks that are connected to two jig arm front ends, governor motion that is used to regulate two jig arm opening angles are used for the union joint that is connected with connector with one; Governor motion comprises screw rod, adjusting rod and regulating handle, and screw rod is installed on first jig arm, and adjusting rod is connected with screw flight and links to each other with second jig arm is rotatable, and regulating handle is connected the outer end of adjusting rod, and union joint links to each other with second jig arm is rotatable.
4, the automatic traction device that is used for neurosurgery as claimed in claim 2, it is characterized in that: the two ends of described C shape arm are respectively equipped with and are used for and the rotatable brace that links to each other of connector, and C shape arm can link to each other with connector is rotatable with any end wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200688073U CN201365979Y (en) | 2009-03-13 | 2009-03-13 | Automatic traction device for neurosurgical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200688073U CN201365979Y (en) | 2009-03-13 | 2009-03-13 | Automatic traction device for neurosurgical operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201365979Y true CN201365979Y (en) | 2009-12-23 |
Family
ID=41484879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200688073U Expired - Fee Related CN201365979Y (en) | 2009-03-13 | 2009-03-13 | Automatic traction device for neurosurgical operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201365979Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828964B (en) * | 2009-03-13 | 2012-02-29 | 复旦大学附属华山医院 | Automatic traction device for neurosurgical operation |
| CN109330649A (en) * | 2018-11-27 | 2019-02-15 | 天津医科大学总医院 | A kind of brain spatula with real-time pressure monitoring function |
-
2009
- 2009-03-13 CN CNU2009200688073U patent/CN201365979Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828964B (en) * | 2009-03-13 | 2012-02-29 | 复旦大学附属华山医院 | Automatic traction device for neurosurgical operation |
| CN109330649A (en) * | 2018-11-27 | 2019-02-15 | 天津医科大学总医院 | A kind of brain spatula with real-time pressure monitoring function |
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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: 20091223 Termination date: 20160313 |