CN210784461U - Sheath tube for minimally invasive brain surgery - Google Patents
Sheath tube for minimally invasive brain surgery Download PDFInfo
- Publication number
- CN210784461U CN210784461U CN201921548220.2U CN201921548220U CN210784461U CN 210784461 U CN210784461 U CN 210784461U CN 201921548220 U CN201921548220 U CN 201921548220U CN 210784461 U CN210784461 U CN 210784461U
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- China
- Prior art keywords
- pipe
- tube
- skull
- channel
- liquid
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- 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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Abstract
The utility model relates to a sheath pipe, especially a sheath pipe for minimally invasive brain surgery, belongs to medical instrument's technical field. According to the technical scheme provided by the utility model, the sheath tube for minimally invasive brain surgery comprises a tube seat and a channel tube positioned on the tube seat, wherein the upper part in the channel tube is provided with an operation one-way valve allowing an instrument to be penetrated; the skull puncture needle further comprises a liquid inlet pipe and a liquid outlet pipe which are matched with the channel pipe, wherein the first end of the liquid inlet pipe and the first end of the liquid outlet pipe are positioned outside the channel pipe, and when the pipe seat is fixed on a skull, the second end of the liquid inlet pipe and the second end of the liquid outlet pipe can extend into a skull cavity in the skull. The utility model discloses tube socket and the coaxial distribution of passageway pipe, tube socket and fixed back of skull utilize the passageway pipe can form the passageway of apparatus operation, utilize feed liquor pipe, drain pipe cooperation, can be with the blood discharge of intracranial cavity, avoid blood to gather in the cranial cavity to influence the operation field of vision, convenient to use, safe and reliable.
Description
Technical Field
The utility model relates to a sheath pipe, especially a sheath pipe for minimally invasive brain surgery, belongs to medical instrument's technical field.
Background
At present, in brain surgery, the skull needs to be holed so as to facilitate the corresponding operation of the instrument. After the skull is holed, blood in the skull can affect the operation visual field and reduce the operation efficiency.
Disclosure of Invention
The utility model aims at overcoming the deficiencies existing in the prior art, providing a sheath pipe for minimally invasive brain surgery, its compact structure, convenient to use can effectively form the operation passageway, and can effectively provide the operation field of vision of apparatus operation, safe and reliable.
According to the technical scheme provided by the utility model, the sheath tube for minimally invasive brain surgery comprises a tube seat and a channel tube positioned on the tube seat, wherein the upper part in the channel tube is provided with an operation one-way valve allowing an instrument to be penetrated;
the skull puncture needle further comprises a liquid inlet pipe and a liquid outlet pipe which are matched with the channel pipe, wherein the first end of the liquid inlet pipe and the first end of the liquid outlet pipe are positioned outside the channel pipe, and when the pipe seat is fixed on a skull, the second end of the liquid inlet pipe and the second end of the liquid outlet pipe can extend into a skull cavity in the skull.
The tube seat is provided with a tube seat fixing hole, and the tube seat and the skull can be fixed with each other through a fixing bolt arranged in the tube seat fixing hole.
The first end of the liquid inlet pipe penetrates out of the pipe wall of the channel pipe, a liquid inlet joint is arranged at the first end of the liquid inlet pipe, the second end of the liquid inlet pipe penetrates out of the end portion, correspondingly connected with the pipe seat, of the channel pipe, the second end of the liquid inlet pipe is provided with a plurality of liquid inlet pipe holes, and the liquid inlet pipe holes penetrate through the pipe wall of the second end of the liquid inlet pipe.
The first end of the liquid outlet pipe penetrates out of the pipe wall of the channel pipe, the first end of the liquid outlet pipe is provided with a liquid outlet joint, the second end of the liquid outlet pipe penetrates out of the end portion, correspondingly connected with the pipe seat, of the channel pipe, the second end of the liquid outlet pipe is provided with a plurality of liquid outlet pipe holes, and the liquid outlet pipe holes penetrate through the pipe wall of the second end of the liquid outlet pipe.
The sealing ring is positioned on the tube seat or in the channel tube.
The pipe seat and the channel pipe are coaxially distributed.
The utility model has the advantages that: the tube seat and the channel tube are coaxially distributed, after the tube seat is fixed with the skull, the channel tube can form a channel for instrument operation, and the liquid inlet tube and the liquid outlet tube are matched to discharge blood in the skull cavity, so that the blood is prevented from being gathered in the skull cavity to influence the operation visual field, and the device is convenient to use, safe and reliable.
Drawings
Fig. 1 is a usage state diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic diagram of the sealing ring and the channel pipe of the present invention.
Description of reference numerals: 1-channel tube, 2-operation one-way valve, 3-liquid inlet tube, 4-liquid outlet tube, 5-liquid inlet joint, 6-liquid outlet joint, 7-scalp, 8-skull, 9-tube seat, 10-fixing bolt, 11-tube seat fixing hole, 12-liquid inlet tube hole, 13-liquid outlet tube hole and 14-sealing ring.
Detailed Description
The invention is further described with reference to the following specific drawings and examples.
As shown in fig. 1 and 2: in order to effectively form an operation channel and effectively provide an operation visual field for instrument operation, the utility model comprises a tube seat 9 and a channel tube 1 positioned on the tube seat 9, wherein the upper part in the channel tube 1 is provided with an operation one-way valve 2 for allowing an instrument to penetrate;
the skull bone liquid feeding device is characterized by further comprising a liquid feeding pipe 3 and a liquid discharging pipe 4 which are matched with the channel pipe 1, wherein the first end of the liquid feeding pipe 3 and the first end of the liquid discharging pipe 4 are located outside the channel pipe 1, and when the pipe seat 9 is fixed on a skull bone 8, the second end of the liquid feeding pipe 3 and the second end of the liquid discharging pipe 4 can extend into a skull cavity in the skull bone 8.
Specifically, the channel tube 1 and the tube seat 9 are both made of materials meeting medical standards, and the types of the specific materials can be selected according to requirements, which is not described herein again. The tube seat 9 and the channel tube 1 are coaxially distributed, the tube seat 9 is located at one end of the channel tube 1, the length of the channel tube 1 is larger than that of the tube seat 9, the tube seat 9 surrounds the end portion of the channel tube 1, and when the tube seat 9 is fixed with the skull 8, surgical instruments can enter a cranial cavity in the skull 8 after penetrating through the operation one-way valve 2. In the embodiment of the utility model, through the operation passageway that forms surgical instruments in the passageway pipe 1, the stability of operation is improved in the location and the operation of surgical instruments of being convenient for. The operation one-way valve 2 is positioned in the channel tube 1, the operation one-way valve 2 and the tube seat 9 are respectively positioned at the corresponding two ends of the channel tube 1, the surgical instrument passes through the operation one-way valve 2 and then enters into the cranial cavity, and blood in the cranial cavity can be prevented from overflowing from the channel tube 1 by utilizing the operation one-way valve 2, so that the environment in the operation is ensured. The operation of the check valve 2 can adopt the existing common structural form, and can be specifically selected according to the requirement, which is not described herein again.
The embodiment of the utility model provides an in, feed liquor pipe 3, drain pipe 4 and 1 adaptation connection of channel pipe can inject liquid such as normal saline into the cranial cavity through feed liquor pipe 3, can be with the liquid discharge of injecting normal saline etc. into the cranial cavity through drain pipe 4, through feed liquor pipe 3, the cooperation of drain pipe 4, can realize discharging the blood in the cranial cavity, can provide clear operation field of vision for surgical instruments in the cranial cavity.
Further, a stem fixing hole 11 is provided on the stem 9, and the stem 9 and the skull 8 can be fixed to each other by a fixing bolt 10 placed in the stem fixing hole 11.
The embodiment of the utility model provides an in, tube socket fixed orifices 11 are located the outer lane of passageway pipe 1, and tube socket fixed orifices 11 link up tube socket 9, and after 8 upper shed skull, tube socket 9 corresponds with the opening of skull, utilizes fixing bolt 10 can fix tube socket 9 on skull 8 to can realize stably arranging passageway pipe 1 in on skull 8. Typically, the other areas of the skull 8 than the opening have a scalp 7.
Furthermore, the first end of the liquid inlet pipe 3 penetrates out from the pipe wall of the channel pipe 1, the first end of the liquid inlet pipe 3 is provided with a liquid inlet joint 5, the second end of the liquid inlet pipe 3 penetrates out from the end part of the channel pipe 1 correspondingly connected with the pipe seat 9, the second end of the liquid inlet pipe 3 is provided with a plurality of liquid inlet pipe holes 12, and the liquid inlet pipe holes 12 penetrate through the pipe wall of the second end of the liquid inlet pipe 3.
The first end of the liquid outlet pipe 4 penetrates out of the pipe wall of the channel pipe 1, the first end of the liquid outlet pipe 4 is provided with a liquid outlet joint 6, the second end of the liquid outlet pipe 4 penetrates out of the end part of the channel pipe 1 correspondingly connected with the pipe seat 9, the second end of the liquid outlet pipe 4 is provided with a plurality of liquid outlet pipe holes 13, and the liquid outlet pipe holes 13 penetrate through the pipe wall of the second end of the liquid outlet pipe 4.
The embodiment of the utility model provides an in, the length of feed liquor pipe 3, drain pipe 4 is greater than the length of passageway pipe 1, and the first end of feed liquor pipe 3, drain pipe 4 is worn out from the upper portion of passageway pipe 1, and the second of feed liquor pipe 3 is held, the second of drain pipe 4 is held and is worn out from passageway pipe 1, and when tube socket 9 is fixed with skull 8, the second of feed liquor pipe 3 is held and the second of drain pipe 4 is held and can be stretched into the cranial cavity. The liquid inlet pipe hole 12 can improve the stability of liquid in the liquid inlet pipe 3 to go out of the liquid in the cranial cavity, and the liquid outlet pipe hole 13 can improve the stability and reliability of the liquid in the cranial cavity to enter the liquid outlet pipe 4. During concrete implementation, can be connected with the apparatus that outside liquid was injected through inlet joint 5, the equipment that liquid was injected such as injection cylinder etc. can be connected with liquid storage device through going out liquid joint 6, and the equipment that liquid was accomodate is like accomodating bag etc. specifically can select as required, and this place is no longer repeated.
As shown in fig. 3, a sealing ring 14 for sealing the joint of the tube socket 9 and the skull 8 is further included, and the sealing ring 14 is positioned on the tube socket 9 or in the channel tube 1.
The embodiment of the utility model provides an in, can seal the liquid of cranial cavity through sealing washer 14, avoid liquid to flow from the junction of tube socket 9 and skull 8, during the concrete implementation, sealing washer 14 can be located tube socket 9, perhaps sealing washer 14 is located the pipe wall that passageway pipe 1 and tube socket 9 correspond, specifically can select as required. Fig. 3 shows the situation in which the sealing ring 14 is located inside the channel tube 1.
Claims (6)
1. A sheath tube for minimally invasive brain surgery is characterized in that: the device comprises a tube seat (9) and a channel tube (1) positioned on the tube seat (9), wherein an operation one-way valve (2) allowing an instrument to penetrate is arranged at the upper part in the channel tube (1);
the skull bone liquid feeding device is characterized by further comprising a liquid feeding pipe (3) and a liquid discharging pipe (4) which are matched with the channel pipe (1), wherein the first end of the liquid feeding pipe (3) and the first end of the liquid discharging pipe (4) are located outside the channel pipe (1), and when the pipe seat (9) is fixed on a skull bone (8), the second end of the liquid feeding pipe (3) and the second end of the liquid discharging pipe (4) can extend into a skull cavity in the skull bone (8).
2. The minimally invasive brain surgery sheath according to claim 1, characterized in that: the tube seat (9) is provided with a tube seat fixing hole (11), and the tube seat (9) and the skull (8) can be fixed with each other through a fixing bolt (10) arranged in the tube seat fixing hole (11).
3. The minimally invasive brain surgery sheath according to claim 1, characterized in that: the first end of feed liquor pipe (3) is worn out from the pipe wall of passageway pipe (1), and the first end of feed liquor pipe (3) sets up liquid inlet joint (5), and the second end of feed liquor pipe (3) is worn out from the tip that passageway pipe (1) and tube socket (9) correspond and are connected, and the second end of feed liquor pipe (3) sets up a plurality of feed liquor pipe holes (12), feed liquor pipe hole (12) link up the pipe wall of feed liquor pipe (3) second end.
4. The minimally invasive brain surgery sheath according to claim 1, characterized in that: the first end of drain pipe (4) is worn out from the pipe wall of passageway pipe (1), and the first end of drain pipe (4) sets up out liquid joint (6), and the second end of drain pipe (4) is worn out in the tip that pipe seat (9) correspond the connection from passageway pipe (1), and the second end of drain pipe (4) sets up a plurality of liquid outlet pipe holes (13), liquid outlet pipe hole (13) link up the pipe wall of drain pipe (4) second end.
5. The minimally invasive brain surgery sheath according to claim 1, characterized in that: the sealing device further comprises a sealing ring (14) used for sealing the joint of the tube seat (9) and the skull (8), wherein the sealing ring (14) is positioned on the tube seat (9) or in the channel tube (1).
6. The minimally invasive brain surgery sheath according to claim 1, characterized in that: the pipe seat (9) and the channel pipe (1) are coaxially distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548220.2U CN210784461U (en) | 2019-09-18 | 2019-09-18 | Sheath tube for minimally invasive brain surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548220.2U CN210784461U (en) | 2019-09-18 | 2019-09-18 | Sheath tube for minimally invasive brain surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210784461U true CN210784461U (en) | 2020-06-19 |
Family
ID=71234870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921548220.2U Expired - Fee Related CN210784461U (en) | 2019-09-18 | 2019-09-18 | Sheath tube for minimally invasive brain surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210784461U (en) |
-
2019
- 2019-09-18 CN CN201921548220.2U patent/CN210784461U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200619 Termination date: 20210918 |