Background
Interventional therapy is an emerging treatment method between surgery and medical treatment, which is a method of performing diagnostic imaging, treatment or tissue collection by making a micro channel with a diameter of several millimeters on blood vessels and skin or inserting a special catheter or instrument to a lesion site through an original pipeline of a human body under the guidance of image medicine.
Hemostatic valves are necessary devices for interventional procedures, primarily to assist in the introduction of contrast media, guide wires or other medical devices during an interventional procedure, and to control blood backflow and provide fluid access into the interventional system when using a guiding or dilating catheter.
Traditional hemostasis valve can set up a bypass usually, be used for the contrast medium to lead into, but along with the development of interveneeing the operation technique, intervene the operation range of application also more and more extensively, and according to the operation demand, need leading-in multiple liquid medicine at the operation in-process, and traditional operation process, receive the restriction of hemostasis valve structure, can only follow hemostasis valve again when operation in-process needs and lead-in liquid medicine, easy to use patient's operation process is interrupted, and increase medical staff's work load to a certain extent.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a new hemostatic valve in response to the deficiencies in the prior art.
A hemostasis valve comprises a valve body with a first pipe body and a multi-channel conveying device communicated with the first pipe body.
Further, multichannel conveyor includes the switching dish and connects in a plurality of feed liquor pipes of switching dish one side, the feed liquor pipe all communicates with first body.
Further, the first pipe is connected to the other opposite side of the adapter plate.
Further, a conveying pipe extends out of the other opposite side of the adapter plate, and the conveying pipe is installed with the first pipe body in a matched mode through the luer connector.
Furthermore, each liquid inlet pipe is provided with a control switch.
Further, the control switch is a manual control switch.
Further, the control switch is an electrically controlled automatic switch.
Further, each liquid inlet pipe end is provided with a luer connector.
Furthermore, the valve body further comprises a second pipe body and a third pipe body, the second pipe body and the third pipe body are communicated end to end, and the first pipe body is communicated between the second pipe body and the third pipe body.
Further, the hemostasis valve also comprises a connector which is rotatably arranged at the end part of the second pipe body.
Furthermore, an inner channel for communicating each liquid inlet pipe with the first pipe body is arranged inside the adapter plate.
The utility model discloses hemostatic valve's beneficial effect lies in: through setting up multichannel conveyor, multichannel conveyor connects on a plurality of automatic injection machines of different liquid medicines of first pipeline and the outside of hemostasis valve or the same liquid medicine of part, before beginning to intervene the operation, according to the needs in the operation process, be ready to install liquid medicine on automatic injection machine in advance, and automatic injection machine and multichannel conveyor and one of them feed liquor union coupling, in the operation process, open control switch, can directly pour into required liquid medicine into, greatly improve the convenience of doctor in the operation process, therefore, the clothes hanger is strong in practicability.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1 to 3, the present invention provides a hemostatic valve, which is installed on a surgical robot slave end driving device 20, the surgical robot slave end driving device 20 rotationally drives a catheter 30 installed on the hemostatic valve, and the surgical robot slave end driving device 20 can forward or backward deliver the catheter or guide wire 40 passing through the hemostatic valve. The surgical robot slave end driving device 20 includes a main body portion 21, a driving portion 25, and a cover 22, the cover 22 is mounted on the main body portion 21, the driving portion 25 is provided between the cover 22 and the main body portion 21, and the hemostatic valve is mounted on the driving portion 25 and extends from the cover 22.
The hemostasis valve comprises a valve body 11, a connector 12 movably arranged at one end of the valve body 11, a multi-channel conveying device 13 detachably matched with the other end of the valve body 11, and a driving member 14 fixedly arranged on the connector 12, wherein the valve body 11 comprises a third pipe 111, a second pipe 112 and a first pipe 113, in the embodiment, the third pipe 111, the second pipe 112 and the first pipe 113 are distributed in a T shape, the third pipe 111 and the second pipe 112 are connected end to end, the first pipe 113 is connected between the third pipe 111 and the second pipe 112, a junction point is formed at the joint of the third pipe 111, the second pipe 112 and the first pipe 113, a third channel, a second channel and a first channel are respectively arranged on the third pipe 111, the second pipe 112 and the first pipe 113, the third channel, the second channel and the first channel are mutually communicated, and the slender medical equipment 40 is introduced from the third channel of the third pipe 111 and extends out of the second channel of the second pipe 112.
The connector 12 is installed at the end position of the second pipe body 112 far away from the junction, the connector 12 can rotate freely on the second pipe body 112, the connector 12 is a male luer connector, the catheter 30 is provided with a female luer connector 31, the male luer connector is provided with a cavity for receiving the female luer connector 31, and the catheter 30 is installed with the connector 12 through the female luer connector 31 in a matched mode. A plurality of clamping strips 121 are arranged on the connector 12, and the extending direction of the clamping strips 121 is consistent with that of the second tube 112. The middle part of the driving component 14 is provided with a mounting hole 141, the hole wall of the mounting hole 141 is provided with a clamping groove 142, when the driving component 14 is installed in cooperation with the connector 12, the connector 12 is inserted into the mounting hole 141, the clamping strip 121 on the connector 12 and the clamping groove 142 on the mounting hole 141 are fixed in a clamping manner in an interference fit manner, so that the driving component 14 and the connector 12 are fixedly connected together and can synchronously rotate. In this embodiment, the driving member 14 is a gear, the circumferential surface of which is provided with a latch 143, the driving portion 25 of the slave end driving device 20 of the surgical robot is provided with a driving motor 23 and a driving gear 24 in power connection with the driving motor 23, the driving gear 24 is engaged with the latch 143 of the driving member 14, when the driving motor 23 drives the driving gear 24 to rotate, the driving gear 24 drives the driving member 14 and the connecting head 12 to synchronously rotate, and further drives the catheter 30 to rotate to enter the body of the patient.
The multi-channel conveying device 13 includes an adapter plate 132, a conveying pipe 131 connected to one side of the adapter plate 132, a plurality of liquid inlet pipes 133 connected to the other side of the adapter plate 132, and a control switch 134 installed on each liquid inlet pipe 133, the conveying pipe 131 and the first pipe body 113 are installed in a matching manner by adopting a connection structure, the connection structure may be a snap structure or a thread locking structure, so as to communicate the conveying pipe 131 with the first pipe body 113, preferably, the connection structure adopts a luer lock structure, that is, a male luer connector or a female luer connector is arranged at one end of the first pipe body 113 matched with the conveying pipe 131, and correspondingly, the conveying pipe 131 matched with the first pipe body 113 is provided with a female luer connector or a male luer connector.
The liquid inlet pipe 133 and the delivery pipe 131 are respectively connected to two opposite end faces of the adapter plate 132, and an inner channel for communicating each liquid inlet pipe 133 with the delivery pipe 131 is arranged on the inner side of the adapter plate 132. In this embodiment, the control switch 134 is a manual control switch, and the on/off state of the control switch 134 is manually adjusted, and in other embodiments, the control switch 134 may also be in the form of an electrically controlled automatic switch for circuit control.
When the automatic injection machine is used, firstly, the hemostatic valve is arranged on the surgical robot slave end driving device 20, after the outer cover 22 of the surgical robot slave end driving device 20 is covered, the switching disc 132, the liquid inlet pipe 133 and the control switch 134 of the multi-path conveying device 13 are exposed outside the surgical robot slave end driving device 20, the operation is convenient, the liquid inlet pipe 133 is connected to a plurality of external automatic injection machines according to liquid medicines (such as heparin water and contrast agents) used in the surgical process, the liquid inlet pipe 133 and the automatic injection machines can be connected by luer connectors, when the liquid medicines need to be injected, the automatic injection machines carrying the liquid medicines are started, the corresponding control switches 134 are opened, and the control switches 134 are closed after the injection is completed. In this embodiment, the multi-channel transportation device 13 includes three fluid inlets 133 respectively connected to the multi-channel physiological recorder, the contrast injector, and the pressurizing infusion machine, and is controlled by the device to inject when in use, and is closed by the switch when not in use.
The utility model discloses hemostatic valve's beneficial effect lies in: through setting up multichannel conveyor 13, multichannel conveyor 13 connects on the first pipeline of hemostasis valve and a plurality of automatic injection machines of the same liquid medicine of a plurality of areas of outside different liquid medicines or part, before beginning to intervene the operation, according to the needs in the operation process, be ready to install liquid medicine on automatic injection machine in advance, and automatic injection machine and multichannel conveyor 13 are connected with one of them feed liquor pipe 133, in the operation process, open control switch 134, can directly pour into required liquid medicine into, greatly improve the convenience of doctor in the operation process, therefore, the clothes hanger is strong in practicability.
The above-described embodiments only represent one embodiment of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the spirit of the invention, and these are within the scope of the invention. Therefore, the protection scope of the utility model patent should be subject to the appended claims.