Disposable vertebral capsule cervical dilator
A disposable dilator technology, which is applied in the field of cervical dilation, can solve the problems that it is difficult for doctors to confirm the pressure of the inflation balloon, the balloon cannot be inflated by pumping, and the pain of the patient is aggravated, so as to achieve the effect of soft dilation, pain prevention and pain relief
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Embodiment 1
[0024] Disposable vertebral capsule cervical dilator, including deep extension main channel tube 1, the drainage end of deep extension main channel tube 1 is provided with suction hole 2, deep extension main channel tube 1 includes water injection and air injection channel 3, local anesthetic drug channel 4. Straight operation channel 5, water injection and gas injection channel 3, local anesthetic drug channel 4, and straight operation channel 5 are three channels that are independent of each other and do not penetrate each other. The top of water injection and gas injection channel 3 is provided with a water injection and gas injection sealing bag Injection outlet 7, the bottom of water injection and gas injection channel 3 is connected with the water injection and gas injection inlet 6, a pressure indicator is provided at the water injection and gas injection inlet 6, and a water injection and gas injection sealing bag 8 is provided outside the injection outlet 7 of the water...
Embodiment 2
[0026] Disposable vertebral capsule cervical dilator, including deep extension main channel tube 1, the drainage end of deep extension main channel tube 1 is provided with suction hole 2, deep extension main channel tube 1 includes water injection and air injection channel 3, local anesthetic drug channel 4. Straight operation channel 5, water injection and gas injection channel 3, local anesthetic drug channel 4, and straight operation channel 5 are three channels that are independent of each other and do not penetrate each other. The top of water injection and gas injection channel 3 is provided with a water injection and gas injection sealing bag Injection outlet 7, the bottom of water injection and gas injection channel 3 is connected with the water injection and gas injection inlet 6, a pressure indicator is provided at the water injection and gas injection inlet 6, and a water injection and gas injection sealing bag 8 is provided outside the injection outlet 7 of the water...
Embodiment 3
[0028] Disposable vertebral capsule cervical dilator, including deep extension main channel tube 1, the drainage end of deep extension main channel tube 1 is provided with suction hole 2, deep extension main channel tube 1 includes water injection and air injection channel 3, local anesthetic drug channel 4. Straight operation channel 5, water injection and gas injection channel 3, local anesthetic drug channel 4, and straight operation channel 5 are three channels that are independent of each other and do not penetrate each other. The top of water injection and gas injection channel 3 is provided with a water injection and gas injection sealing bag Injection outlet 7, water injection and air injection channel 3 can be filled with physiological saline, the bottom of water injection and air injection channel 3 is connected to the water injection and air injection inlet 6, a pressure indicator is provided at the water injection and air injection inlet 6, and the water injection an...
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