CN213491374U - Hematoma drainage needle fixture and drainage equipment - Google Patents
Hematoma drainage needle fixture and drainage equipment Download PDFInfo
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- CN213491374U CN213491374U CN202020603967.XU CN202020603967U CN213491374U CN 213491374 U CN213491374 U CN 213491374U CN 202020603967 U CN202020603967 U CN 202020603967U CN 213491374 U CN213491374 U CN 213491374U
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- drainage
- needle
- hematoma
- reference frame
- guide needle
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Abstract
The utility model provides a clamping mechanism of a hematoma drainage needle and drainage equipment, wherein the guide needle passes through the clamping mechanism and is inserted into a drainage tube; the mechanism comprises: the device comprises an adapter, a reference frame and a reflective ball; the adapter comprises a through hole for passing through the guide needle; the top of the adapter is connected with a reference frame, the reference frame is provided with at least three supporting arms, and the top end of each supporting arm is connected with a light reflecting ball respectively. The utility model discloses can the centre gripping general guide pin on the market, install reference frame and reflection of light ball on the fixture simultaneously, the infrared light that reflection of light ball can the reflection of light operation navigation system launches to the position of this mechanism of real-time feedback. The mechanism can combine the conventional hematoma drainage device with an optical operation navigation system, so that the intracerebral hematoma drainage operation can be performed under the guidance of the optical navigation system, the operation time is shortened, and the operation success rate is improved.
Description
Technical Field
The utility model relates to a supplementary apparatus field of operation especially relates to a hematoma drainage needle fixture and drainage equipment.
Background
Optical surgical navigation systems have proven to be an important tool in surgery in clinical applications. An intracerebral hematoma drainage operation is one of important brain surgical operations performed in hospitals, and a commonly used hematoma drainage device comprises a drainage tube and a guide needle. In the operation of current intracerebral hematoma, drainage tube and guide needle can't combine with hematoma drainage device for hematoma operation can't be gone on under optical operation navigation, needs the doctor to rule out according to the experience, accomplishes the operation of inserting of drainage tube in narrow and small field of vision scope, causes the operation preparation time long, and the operation in-process needs need be according to doctor's experience, and the operation degree of difficulty is big, can't audio-visual understanding the problem of operation progress.
Disclosure of Invention
In view of the above shortcoming of prior art, the utility model aims to provide a hematoma drainage needle fixture and drainage equipment for solve among the prior art doctor and insert the drainage tube with the guide needle manually, calculate hematoma focus position according to the scanning image again, confirm the position of going into the way in the operation according to the experience, cause the preparation time of operation long, the operation process relies on doctor's experience completely, the problem that the operation degree of difficulty is big.
In order to achieve the above and other related objects, the present invention provides a clamping mechanism for a hematoma drainage needle, wherein a guide needle is inserted into a drainage tube through the clamping mechanism;
the mechanism comprises: the device comprises an adapter, a reference frame and a reflective ball;
the adapter comprises a through hole for passing through the guide needle;
the top of the adapter is connected with a reference frame, the reference frame is provided with at least three supporting arms, and the top end of each supporting arm is connected with a light reflecting ball respectively.
In an embodiment of the present invention, the adapter includes a body and a protrusion, the protrusion is disposed on one side of the body, and the through hole runs through the body and the protrusion.
In an embodiment of the present invention, a groove is further disposed at one end of the body away from the protruding portion for accommodating the guiding pin.
In an embodiment of the present invention, the through hole is provided with a trapezoidal chamfer on a side close to the guide pin for guiding the insertion of the guide pin.
In an embodiment of the present invention, the through hole is provided with a notch on a circumference away from one side of the guiding pin.
In an embodiment of the present invention, the number of the notches is at least two, and the notches are parallel to each other.
In an embodiment of the present invention, a tapered clamping nut is sleeved on the protruding portion for fixing the guiding pin.
In an embodiment of the present invention, the protruding portion is far away from one end of the body is provided with a tapered surface, for cooperating with the tapered clamping nut.
The utility model also provides a drainage device, which comprises a drainage tube, a guide needle and a hematoma drainage needle clamping device, wherein the guide needle is used for being inserted into the drainage tube through the hematoma drainage needle clamping device; wherein, hematoma drainage needle clamping device does the utility model discloses an arbitrary in hematoma drainage needle fixture.
As above, the utility model discloses a hematoma drainage needle fixture and drainage equipment can the general guide needle in the centre gripping market, installs reference frame and reflection of light ball on the fixture simultaneously, and the infrared light that reflection of light ball can the reflection of light operation navigation system launches to the position of this mechanism of real-time feedback. The mechanism can combine the conventional hematoma drainage device with an optical operation navigation system, so that the intracerebral hematoma drainage operation can be performed under the guidance of the optical navigation system, the operation time is shortened, and the operation success rate is improved.
Drawings
Fig. 1 shows the overall structure of the present invention.
Fig. 2 shows a schematic diagram of the adapter structure of the present invention.
Fig. 3 is a schematic view of a second fixing manner of the reference frame according to the present invention.
Description of the element reference numerals
1. A drainage tube; 2. a guide pin; 3. an adapter; 4. a reference frame; 5. a light reflecting ball;
301. a body; 302. a boss portion; 303. a through hole; 304. a notch; 305. a conical surface; 306. a tapered clamping nut; 307. a groove; 308. chamfering in a trapezoid shape; 309. an interface.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Referring to fig. 1, the present invention provides a clamping mechanism for a hematoma drainage needle, which is used in cooperation with a drainage tube 1 and a guide needle 2, wherein the guide needle 2 passes through the clamping mechanism and is inserted into the drainage tube 1.
Specifically, the mechanism includes: the adapter 3, the reference frame 4 and the reflective ball 5;
referring to fig. 2, the adaptor 3 includes a body 301 and a protrusion 302, wherein the protrusion 302 is disposed on one side of the body 301;
the adapter 3 further includes a through hole 303, and the through hole 303 penetrates the body 301 and the boss 302.
The body 301 is kept away from the one end of bellying 302 and still is equipped with recess 307 for hide the handle of guide needle 2, recess 307 can hold longer guide needle 2 when not influencing normal use simultaneously, has guaranteed that the effective length of guide needle 2 can satisfy the operation requirement. In addition, the through hole 303 is further opened with a trapezoidal chamfer 308 on the side close to the guide needle 2 for guiding the insertion of the guide needle 2.
With this arrangement, the introducer needle 2 is placed in the groove 307, inserted into the through-hole 303 via the trapezoidal chamfer 308, and passed out of the boss 302.
It should be noted that it should be determined that the head of the guide needle 2 is inserted into the foremost end of the drainage tube 1.
Continuing to explain, the circumference of the through hole 303 far away from the side of the guide needle 2 is provided with a notch 304; the number of the notches 304 is at least two, and the notches are parallel to each other.
The bulge 302 is sleeved with a conical clamping nut 306, one end of the bulge 302, far away from the body 301, is provided with a conical surface 305, and the conical surface 305 is matched with the conical clamping nut 306 to fix the guide needle 2.
By adopting the scheme, the conical clamping nut 306 is locked, and the aperture of the through hole 303 can be reduced by pressing the notch 304, so that the drainage needle 2 is clamped.
Continuing to refer to fig. 2, the adapter 3 is provided with an interface 309 at the top for fixing the reference frame 4, and the adapter 3 and the reference frame 4 can be fixed together by tightening the screw.
Referring to fig. 1, the reference frame 4 is provided with at least three support arms, and the top end of each support arm is connected with a reflective ball 5.
In this embodiment, 3 reflective balls 5 are used, wherein each reflective ball 5 is in interference fit and is welded to each support arm by using laser.
It should be noted that the installation positions of the 3 light reflecting balls 5 satisfy the following conditions: the distance between any two balls is not less than 50mm, and the difference is at least 5 mm; because the optical surgical navigation system is different, the above requirements may be different, and the requirements can be adjusted according to needs in actual use, which is not described herein again.
By adopting the scheme, the reference frame 4 is fixed at the top of the adapter 3, the reflective balls 5 can reflect infrared light emitted by the optical operation navigation system, and the positions of the 3 reflective balls 5 are identified and calculated by the optical operation navigation system, so that the direction and the position of the guide needle head part of the hematoma drainage tube are calculated.
It should be noted that the fixing direction of the reference frame 4 on the top of the adapter 3 can be adjusted according to the need;
referring to fig. 1, when the first fixing method of fig. 1 is adopted, the position of the reflective ball 5 is closer to the front end of the drainage tube, and the drainage tube has a longer ineffective area, which is suitable for an operation with a shallower hematoma position.
Referring to fig. 3, when the second fixing method of fig. 3 is adopted, the position of the reflective ball 5 is closer to the end of the drainage tube, which is suitable for the operation with deeper hematoma position.
In practical use, the reference frame 4 is fixed on the top of the adapter 3, the guide needle 2 is placed in the groove 307, the front end of the guide needle 2 is inserted into the through hole 303 and penetrates out of the bulge 302, the guide needle 2 is inserted to the deepest position during use, the conical clamping nut 306 is locked, the drainage needle 2 is clamped, the front end of the guide needle 2 is calibrated by using a calibration tool under the guidance of an optical navigation system, and the drainage tube 1 is sleeved in from the front part of the calibrated guide needle 2; inserting the drainage tube 1 and the guide needle 2 clamped on the mechanism into a lesion part; the mechanism and the guide needle 2 are drawn out of the drainage tube 1, so that the insertion operation of the drainage tube 1 is completed, the operation navigation work is completed, and then the extravasated blood in the lesion area can be sucked out through the drainage tube 1 according to the conventional operation, so that the hematoma drainage operation is completed.
The utility model also relates to a drainage device, which comprises a drainage tube, a guide needle and a hematoma drainage needle clamping device, wherein the guide needle is used for being inserted into the drainage tube through the hematoma drainage needle clamping device; wherein, hematoma drainage needle clamping device does the utility model discloses an arbitrary in hematoma drainage needle fixture.
To sum up, the utility model discloses a hematoma drainage needle fixture can the general guide needle in the centre gripping market, installs reference frame and reflection of light ball on the fixture simultaneously, and reflection of light ball can reflect the infrared light that optical surgery navigation system launches to the position of this mechanism of real-time feedback. The mechanism can combine the conventional hematoma drainage device with an optical operation navigation system, so that the intracerebral hematoma drainage operation can be performed under the guidance of the optical navigation system, the operation time is shortened, and the operation success rate is improved. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A clamping mechanism for a hematoma drainage needle is characterized in that a guide needle penetrates through the mechanism and is inserted into a drainage tube;
the mechanism comprises: the device comprises an adapter, a reference frame and a reflective ball;
the adapter comprises a through hole for passing through the guide needle;
the top of the adapter is connected with a reference frame, the reference frame is provided with at least three supporting arms, and the top end of each supporting arm is connected with a light reflecting ball respectively.
2. The hematoma drainage needle clamping mechanism of claim 1, wherein: the adapter comprises a body and a protruding portion, wherein the protruding portion is arranged on one side of the body, and the through hole penetrates through the body and the protruding portion.
3. The hematoma drainage needle clamping mechanism of claim 2, wherein: the body is kept away from the one end of bellying still is equipped with the recess, is used for holding the guide needle.
4. The hematoma drainage needle clamping mechanism of claim 3, wherein: one side of the through hole, which is close to the guide needle, is provided with a trapezoidal chamfer for guiding the insertion of the guide needle.
5. The hematoma drainage needle clamping mechanism of claim 3, wherein: the circumference of one side of the through hole, which is far away from the guide needle, is provided with a notch.
6. The hematoma drainage needle clamping mechanism of claim 5, wherein: the number of the notches is at least two, and the notches are parallel to each other.
7. The hematoma drainage needle clamping mechanism of claim 2, wherein: the bulge is sleeved with a conical clamping nut for fixing the guide needle.
8. The hematoma drainage needle clamping mechanism of claim 7, wherein: one end of the protruding portion, which is far away from the body, is provided with a conical surface used for being matched with the conical clamping nut.
9. A drainage apparatus, characterized by: the hematoma drainage device comprises a drainage tube, a guide needle and a hematoma drainage needle clamping device, wherein the guide needle is inserted into the drainage tube through the hematoma drainage needle clamping device; wherein the hematoma drainage needle clamping device is the hematoma drainage needle clamping mechanism of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020603967.XU CN213491374U (en) | 2020-04-21 | 2020-04-21 | Hematoma drainage needle fixture and drainage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020603967.XU CN213491374U (en) | 2020-04-21 | 2020-04-21 | Hematoma drainage needle fixture and drainage equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213491374U true CN213491374U (en) | 2021-06-22 |
Family
ID=76378693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020603967.XU Active CN213491374U (en) | 2020-04-21 | 2020-04-21 | Hematoma drainage needle fixture and drainage equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213491374U (en) |
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2020
- 2020-04-21 CN CN202020603967.XU patent/CN213491374U/en active Active
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