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CN-122005017-A - Thoracic cavity puncture outfit

CN122005017ACN 122005017 ACN122005017 ACN 122005017ACN-122005017-A

Abstract

The invention discloses a thoracocentesis device which comprises a sleeve component, a puncture component, a light-emitting component, a light-sensing device and a control device, wherein the sleeve component is provided with a puncture channel, the puncture component comprises a needle handle and a puncture needle, the needle handle is connected to the upper end of the puncture needle, the puncture needle is slidably inserted into the puncture channel, the light-emitting component is connected to the puncture needle, light emitted by the light-emitting component is projected outwards at a light projection part at the lower end part of the puncture needle, the light-sensing device is arranged at the lower end part of the puncture needle, a light shield is arranged between the light-sensing device and the light projection part, the light-sensing device is used for detecting light scattered by the thoracent wall and emitting a first signal according to the light, the control device is connected to the needle handle, the light-sensing device is electrically connected to the control device and used for detecting the first signal, and sending a reminding instruction to an indicator lamp according to whether the first signal is received or not, and controlling the indicator lamp to be on or off or change colors.

Inventors

  • CHEN XIA

Assignees

  • 乐清市第三人民医院

Dates

Publication Date
20260512
Application Date
20260213

Claims (10)

  1. 1. A thoracocentesis device, comprising: A cannula assembly (100), the cannula assembly (100) being provided with a puncture channel (121); A puncture assembly (200), wherein the puncture assembly (200) comprises a needle handle (210) and a puncture needle (220), the needle handle (210) is connected to the upper end of the puncture needle (220), and the puncture needle (220) is slidably inserted into the puncture channel (121); The light emitting component (300), the said light emitting component (300) connects to the said puncture needle (220), and the light that the said light emitting component (300) emits is projected outwards in the light projection department (301) of the said puncture needle (220) underpart; the light sensing device (400) is arranged at the lower end part of the puncture needle (220), a light shield (410) is arranged between the light sensing device (400) and the light projection part (301), and the light sensing device (400) is used for detecting light scattered by the chest wall and sending out a first signal according to the light scattered by the chest wall; The control device (500), the control device (500) is connected in needle handle (210), light sense device (400) electricity connect in the control device (500), the control device (500) is used for detecting first signal to according to whether receive first signal sends warning instruction to pilot lamp (600), and control pilot lamp (600) are lighted or are extinguished or change the colour.
  2. 2. The thoracocentesis device of claim 1, wherein the light emitting assembly (300) comprises a light emitting element (310) and an optical fiber (320), a fiber channel (221) is arranged in the puncture needle (220), the light emitting element (310) is connected to the control device (500), the optical fiber (320) is arranged in the fiber channel (221), and two ends of the optical fiber (320) are respectively connected to the light emitting element (310) and the light projecting part (301) so as to conduct light emitted by the light emitting element (310) to the light projecting part (301).
  3. 3. The thoracocentesis device according to claim 1, further comprising a first connection cable (700), wherein a first cable channel (222) is provided in the puncture needle (220), the first connection cable (700) is disposed in the first cable channel (222), two ends of the first connection cable (700) are respectively connected to the light sensing device (400) and the control device (500), and a first signal emitted by the light sensing device (400) is transmitted to the control device (500) through the first connection cable (700).
  4. 4. The thoracocentesis device of claim 1, wherein a first receiving groove (223) is formed in a lower end of the puncture needle (220), the light sensing device (400) and the light shielding cover (410) are disposed in the first receiving groove (223), and the light sensing device (400) is substantially flush with an outer surface of the puncture needle (220).
  5. 5. The thoracocentesis device according to claim 1, further comprising a pressure sensing device (800), wherein the pressure sensing device (800) is electrically connected to the control device (500), the pressure sensing device (800) is configured to detect whether the chest wall is pressed against a portion of the puncture needle (220) where the pressure sensing device (800) is located and emit a second signal, and the control device (500) detects the first signal and the second signal and sends a warning command to an indicator lamp (600) according to whether the first signal and/or the second signal is received, and controls the indicator lamp (600) to be turned on or off or to change color.
  6. 6. The thoracocentesis device according to claim 5, further comprising a second connection cable (900), wherein a second cable channel (224) is disposed in the puncture needle (220), the second connection cable (900) is disposed in the second cable channel (224), two ends of the second connection cable are respectively connected to the pressure sensing device (800) and the control device (500), and a second signal emitted by the pressure sensing device (800) is transmitted to the control device (500) through the second connection cable (900).
  7. 7. The thoracocentesis device of claim 6, wherein a second receiving recess (225) is provided at a lower end of the needle (220), the pressure sensing device (800) is disposed within the second receiving recess (225), and the pressure sensing device (800) is substantially flush with an outer surface of the needle (220).
  8. 8. The thoracocentesis device of claim 1, wherein the needle handle (210) comprises a base (211) and a cover plate (212), the base (211) is connected to the upper end of the puncture needle (220), the cover plate (212) is connected to and covers the base (211), an accommodating space (213) is formed between the base (211) and the cover plate (212), and the control device (500) is disposed in the accommodating space (213).
  9. 9. The chest puncture outfit according to claim 1, wherein the sleeve assembly (100) comprises a limiting table (110), an insertion tube (120), an air supply tube (130) and a limiting air bag (140), the limiting table (110) is connected to the upper end of the insertion tube (120), the puncture channel (121) penetrates through the limiting table (110) and the insertion tube (120), an air guide channel (101) is arranged in the side wall of the insertion tube (120) and the limiting table (110), the air supply tube (130) is connected to the limiting table (110) and is communicated with the air guide channel (101), and the limiting air bag (140) is connected to the lower portion of the insertion tube (120) and is communicated with the air guide channel (101).
  10. 10. The thoracocentesis device of claim 9, wherein an annular groove (122) is formed in an outer wall of the insertion tube (120), the limit balloon (140) is annular, and the limit balloon (140) is partially embedded in the annular groove (122).

Description

Thoracic cavity puncture outfit Technical Field The invention relates to the technical field of surgical instruments, in particular to a thoracic cavity puncture outfit. Background The thoracocentesis device is used as a professional medical instrument for minimally invasive thoracic surgery, and is mainly used for safely penetrating the chest wall and establishing a channel to allow subsequent operations such as extracting pleural effusion, taking medicine, diagnosing diseases, performing surgery and the like. The main structure of the puncture needle is that the puncture needle and the sleeve are inserted into the sleeve, the puncture needle and the sleeve jointly penetrate the chest wall, the puncture needle is pulled out, the sleeve is left on the chest wall, and a channel is established. The existing thoracocentesis device usually needs to rely on experience of an operator in the use process, blind puncture is usually carried out by means of the falling sensation of a puncture abdominal wall, or the puncture depth of the thoracocentesis device is judged by means of clinical experience, but as the thickness and toughness of the abdominal wall of different patients are different, particularly, the degree of difficulty of puncture is greatly increased due to the fact that an obese patient is increased, and the shape of the abdominal wall changes along with the movement of the tip of a puncture assembly during puncture, puncture failure is usually caused by the fact that only clinical experience is needed, repeated puncture is needed, the puncture needle is advanced too deeply under the inertia force to damage organs and blood vessels in abdominal cavity, and serious patients can lead to tearing of the abdominal cavity large blood vessels, so that life of the patient is endangered. Therefore, the invention provides a thoracocentesis device which can effectively solve the problems, and an operator can intuitively observe feedback information of whether puncture is completed or not. Disclosure of Invention In order to overcome the defects of the prior art, the invention provides the thoracic cavity puncture outfit, so that an operator can intuitively observe whether to complete feedback information of puncture. The technical scheme adopted for solving the technical problems is as follows: A thoracocentesis device comprising: the cannula assembly is provided with a puncture channel; the puncture assembly comprises a needle handle and a puncture needle, the needle handle is connected to the upper end of the puncture needle, and the puncture needle is slidably inserted into the puncture channel; the light-emitting component is connected with the puncture needle, and light rays emitted by the light-emitting component are projected outwards at a light ray projection part at the lower end part of the puncture needle; the light sensing device is arranged at the lower end part of the puncture needle, a light shield is arranged between the light sensing device and the light projection part, and the light sensing device is used for detecting light scattered by the chest wall and sending a first signal according to the light scattered by the chest wall; The control device is connected with the needle handle, the light sensing device is electrically connected with the control device, and the control device is used for detecting the first signal, sending a reminding instruction to the indicator lamp according to whether the first signal is received or not and controlling the indicator lamp to be on or off or change colors. As an improvement of the invention, the light-emitting component comprises a light-emitting part and an optical fiber, wherein an optical fiber channel is arranged in the puncture needle, the light-emitting part is connected with the control device, the optical fiber is arranged in the optical fiber channel, and two ends of the optical fiber are respectively connected with the light-emitting part and the light projection part so as to conduct the light emitted by the light-emitting part to the light projection part. As an improvement of the invention, the thoracocentesis device further comprises a first connecting cable, a first cable channel is arranged in the puncture needle, the first connecting cable is arranged in the first cable channel, two ends of the first connecting cable are respectively connected with the light sensing device and the control device, and a first signal emitted by the light sensing device is transmitted to the control device through the first connecting cable. As an improvement of the invention, the lower end of the puncture needle is provided with a first accommodating groove, the light sensing device and the light shield are arranged in the first accommodating groove, and the light sensing device is approximately level with the outer surface of the puncture needle. As an improvement of the invention, the thoracocentesis device further comprises a pressure sensing device, wh