CN203970988U - A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid - Google Patents

A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid Download PDF

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Publication number
CN203970988U
CN203970988U CN201420366963.9U CN201420366963U CN203970988U CN 203970988 U CN203970988 U CN 203970988U CN 201420366963 U CN201420366963 U CN 201420366963U CN 203970988 U CN203970988 U CN 203970988U
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CN
China
Prior art keywords
conduit
cerebrospinal fluid
water pocket
abdominal cavity
liquid
Prior art date
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
Application number
CN201420366963.9U
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Chinese (zh)
Inventor
张鸿日
彭静华
李波
刘辉
李道麟
杨延辉
芦延峰
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First Affiliated Hospital of Henan University of Science and Technology
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First Affiliated Hospital of Henan University of Science and Technology
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Priority to CN201420366963.9U priority Critical patent/CN203970988U/en
Application granted granted Critical
Publication of CN203970988U publication Critical patent/CN203970988U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid, this part flow arrangement comprises that one for inserting the subcutaneous external water capsule in patient abdominal cavity and one for the conduit to abdominal cavity by ICV drainage of cerebrospinal fluid, on the outer wall of described conduit, be arranged with one for the interior water pocket of extruded conduit, interior water pocket is communicated with external water capsule by water injection pipe, and water injection pipe is provided with the check valve for water pocket in external water capsule liquid is introduced, described interior water pocket is provided with one for discharging the liquid pumping hole of its inner chamber liquid, and this liquid pumping hole seals for thrusting the silica gel sealing pad of liquid pumping needle by one.This part flow arrangement in use, medical personnel are through external extruding external water capsule, can be by the water pocket in water injection pipe injects of the liquid in external water capsule, interior water pocket expands the catheter diameter of its sandwiched is dwindled, thereby the drainage flow of cerebrospinal fluid in adjustment conduit, there is good clinical safety, meet the circulating pressure needs of cerebrospinal fluid.

Description

A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid
Technical field
This utility model relates to hydrocephalus tricorn peritoneal shunt technical field, specifically a kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid.
Background technology
For intracranial infection need merge hydrocephalic patient, on clinical medicine, generally adopt through lateral ventricular external drainage art or lumbar cistern drainage art.Lateral ventricular external drainage art is that the cerebrospinal fluid that Intraventricular is accumulated absorbs through abdominal cavity, thereby cerebrospinal fluid is absorbed and secretion complete equipilibrium.Best shunt volume and corresponding intracranial pressure vary with each individual, the pressure-regulating device that the part flow arrangement of application adopts mostly at present is compression pump, substantially only there are high pressure shelves, middle pressure shelves and three gears of low pressure shelves, its part flow arrangement pressure selection is limited, in practical clinical, be difficult to select patient's optimum pressure, and be difficult to make according to patient's change of illness state the adjustment of continuous pressure and drainage flow, cause clinically approximately 50% shunt operation patient isocon pressure selection not good, part even needs again to perform the operation, and to patient, increases misery.
Utility model content
Technical problem to be solved in the utility model is that to overcome in prior art part flow arrangement pressure selection limited, is difficult to make according to patient's change of illness state the defect that continuous pressure and drainage flow are adjusted, and a kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid is provided.
This utility model is to address the above problem adopted technical scheme to be: a kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid, this part flow arrangement comprises that one for inserting the subcutaneous external water capsule in patient abdominal cavity and one for the conduit to abdominal cavity by ICV drainage of cerebrospinal fluid, on the outer wall of described conduit, be arranged with one for the interior water pocket of extruded conduit, interior water pocket is communicated with external water capsule by water injection pipe, and water injection pipe is provided with the check valve for water pocket in external water capsule liquid is introduced, described interior water pocket is provided with one for discharging the liquid pumping hole of its inner chamber liquid, this liquid pumping hole seals for thrusting the silica gel sealing pad of liquid pumping needle by one.
In clinical practice of the present utility model, water injection pipe, external water capsule and conduit are flexible medical material, and one end of conduit is used for inserting patient's Intraventricular, and the other end is used for inserting patient abdominal cavity.External water capsule is placed in to patient abdominal cavity subcutaneous, by medical personnel, from in-vitro percutaneous skin, push external water capsule, by the water pocket in water injection pipe injects of liquid in external water capsule, interior water pocket can produce squeezing action to the conduit outer wall of its sandwiched, thereby adjusts the drainage flow of cerebrospinal fluid in sleeve pipe.And can play squeezing action to the conduit of its sandwiched in order to realize interior water pocket, can be sheathed for being pressed together on the plastic conduit on conduit outer wall on the outer peripheral face of interior water pocket; Or the wall that interior water pocket contacts with conduit is set to flexible medical material, as silastic material, the outside wall surface of interior water pocket is set to hard medical material, as High molecular weight polyethylene material.
According to clinical practical application, it is best that the length of conduit is set to 500 ~ 750mm.
In this utility model, interior water pocket is wrapped in conduit outer wall ringwise, the hard medical material of the plastic conduit of interior water pocket outer wall or outside wall surface, internally water pocket plays effect of contraction, in liquid injects after water pocket, interior water pocket starts to expand and inside extruded conduit, and the internal diameter of conduit is dwindled, and the drainage flow of catheter interior cerebrospinal fluid diminishes thereupon.
Beneficial effect: this part flow arrangement in use, need integral body to be embedded in patient body, medical personnel are placed in the subcutaneous external water capsule in patient abdominal cavity through in-vitro percutaneous skin extruding, can be by the water pocket in water injection pipe injects of the liquid in external water capsule, interior water pocket expands the catheter diameter of its sandwiched is dwindled, thereby adjusts the drainage flow of cerebrospinal fluid in conduit;
When in interior water pocket, fluid pressure is excessive, can be by external use syringe, liquid pumping needle is thrust to interior water pocket by liquid pumping hole, the liquid of certain volume in water pocket in extracting, complete the adjusting of fluid pressure in interior water pocket, make the realistic circulation needs of the drainage flow of cerebrospinal fluid in conduit, and because silica gel sealing pad elasticity is higher, after liquid pumping needle detaches, silica gel sealing pad can rely on the formed passage of elastic closure syringe needle of self;
This part flow arrangement can be adjusted the volume in external water capsule and interior water pocket in the preoperative, in clinical use, when drainage of cerebrospinal fluid amount is excessive, can make liquid wherein inject the flow that interior water pocket is proofreaied and correct conduit cerebrospinal fluid by pressing external water capsule, press at every turn the added flow that increases liquid in interior water pocket can be measured in the preoperative.This utility model is realized the adjustment of cerebrospinal fluid drainage flow in conduit by the quantitative change in volume of liquid, there is good clinical safety, the circulating pressure needs that meet cerebrospinal fluid, and be better than traditional pressure-regulating device reducing aspect the excessive and not enough complication of shunting, drain for a long time, alleviation hydrocephalus, until cerebrospinal fluid recovers normal level, can reduce the misery that patient performs the operation again, alleviate individual financial burden and burden on society.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of interior water pocket extruded conduit in this utility model.
Reference numeral: 1, conduit, 2, silica gel sealing pad, 3, interior water pocket, 4, check valve, 5, water injection pipe, 6, external water capsule, 7, plastic conduit.
The specific embodiment
A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid, this part flow arrangement integral body is embedded in patient body, comprise for by ICV drainage of cerebrospinal fluid to the conduit 1 in abdominal cavity, the interior water pocket 3 of sealing and for inserting the subcutaneous external water capsule in patient abdominal cavity 6, and for being communicated with the water injection pipe 5 of interior water pocket 3 and external water capsule 6, and conduit 1 and external water capsule 6 are made by flexible medical material, water injection pipe 5 is medical rubber hose.The length of described conduit 1 is set to 500 ~ 750mm, one end of conduit 1 is used for inserting patient's Intraventricular, the other end is used for inserting patient abdominal cavity, described interior water pocket 3 is set on conduit 1 outer wall for extruded conduit 1, the top of interior water pocket 3 is provided with one for discharging the liquid pumping hole of its inner chamber liquid, this liquid pumping hole seals for thrusting the silica gel sealing pad 2 of liquid pumping needle by one, the bottom of interior water pocket 3 is communicated with external water capsule 6 by water injection pipe 5, and water injection pipe 5 is provided with for by the check valve 4 of water pocket 3 in the unidirectional introducing of external water capsule 6 liquid.
For realizing the squeezing action that interior water pocket 3 can be to the conduit 1 of its sandwiched, can be sheathed for retraining interior water pocket 3 on the outer peripheral face of interior water pocket 3, and interior water pocket 3 is pressed together on to the plastic conduit 7 on conduit 1 outer wall; Or the wall that interior water pocket 3 contacts with conduit 1 is set to flexible medical material, as silastic material, the outside wall surface of interior water pocket 3 is set to hard medical material, as High molecular weight polyethylene material.
This utility model can be by the drainage speed of cerebrospinal fluid in the real-time detected catheter 1 of 3.0T MR imaging apparatus, and by calculating, measure the shunting total amount of 24 hours, clinical manifestation and shunting total amount with reference to patient, by pushing external water capsule 6 through vitro skin, or external use liquid pumping needle extract in the liquid of certain volume in water pocket 3, the drainage flow of cerebrospinal fluid in conduit 1 is carried out to applicable individuation and regulates.Wherein, pressing external water capsule 6 can measure the volume of the extra liquid that increases in interior water pocket 3 at every turn in the preoperative.
This utility model can substitute the defect that traditional working pressure pump regulates drain pressure, by the change in volume of quantitative liquid in interior water pocket 3 and external water capsule 6, realize the continuous setup of drainage of cerebrospinal fluid amount, this part flow arrangement also can be applied in other shunt operations, as ventriculo-atrial shunt etc.

Claims (4)

1. the ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid, it is characterized in that: this part flow arrangement comprises that one for inserting the subcutaneous external water capsule in patient abdominal cavity (6) and one for the conduit (1) to abdominal cavity by ICV drainage of cerebrospinal fluid, on the outer wall of described conduit (1), be arranged with one for the interior water pocket (3) of extruded conduit, interior water pocket (3) is communicated with external water capsule (6) by water injection pipe (5), and water injection pipe (5) is provided with the check valve (4) for water pocket (3) in external water capsule (6) liquid is introduced, described interior water pocket (3) is provided with one for discharging the liquid pumping hole of its inner chamber liquid, this liquid pumping hole seals for thrusting the silica gel sealing pad (2) of liquid pumping needle by one.
2. the ventricles of the brain-abdominal cavity according to claim 1 shunt device of cerebrospinal fluid, is characterized in that: on the outer peripheral face of described interior water pocket (3), be arranged with for being pressed together on the plastic conduit (7) on conduit (1) outer wall.
3. the ventricles of the brain-abdominal cavity according to claim 1 shunt device of cerebrospinal fluid, is characterized in that: the wall that described interior water pocket (3) contacts with conduit (1) is flexible medical material, and the outside wall surface of interior water pocket (3) is hard medical material.
4. the ventricles of the brain-abdominal cavity according to claim 1 shunt device of cerebrospinal fluid, is characterized in that: the length of described conduit (1) is 500 ~ 750mm.
CN201420366963.9U 2014-07-04 2014-07-04 A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid Expired - Fee Related CN203970988U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420366963.9U CN203970988U (en) 2014-07-04 2014-07-04 A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420366963.9U CN203970988U (en) 2014-07-04 2014-07-04 A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid

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CN203970988U true CN203970988U (en) 2014-12-03

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104107460A (en) * 2014-07-04 2014-10-22 河南科技大学第一附属医院 Ventricle-abdominal cavity cerebrospinal fluid diversion device
CN104758988A (en) * 2015-04-09 2015-07-08 北京市神经外科研究所 Inferior regulation ventriculo-peritoneal shunt pipe
CN107050533A (en) * 2017-04-27 2017-08-18 河南科技大学第附属医院 A kind of adjustable Stress control external ventricle drainage device
CN107376038A (en) * 2017-07-05 2017-11-24 牛术仙 A kind of abdominal drainage device of the liver and gall internal medicine with pre-washing function

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104107460A (en) * 2014-07-04 2014-10-22 河南科技大学第一附属医院 Ventricle-abdominal cavity cerebrospinal fluid diversion device
CN104107460B (en) * 2014-07-04 2016-04-13 河南科技大学第一附属医院 A kind of ventricles of the brain-abdominal cavity shunt device of cerebrospinal fluid
CN104758988A (en) * 2015-04-09 2015-07-08 北京市神经外科研究所 Inferior regulation ventriculo-peritoneal shunt pipe
CN104758988B (en) * 2015-04-09 2017-03-08 北京市神经外科研究所 A kind of the next Ventriculo peritoneal shunt pipe for adjusting
CN107050533A (en) * 2017-04-27 2017-08-18 河南科技大学第附属医院 A kind of adjustable Stress control external ventricle drainage device
CN107050533B (en) * 2017-04-27 2019-06-14 河南科技大学第一附属医院 A kind of adjustable pressure control external ventricle drainage device
CN107376038A (en) * 2017-07-05 2017-11-24 牛术仙 A kind of abdominal drainage device of the liver and gall internal medicine with pre-washing function

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141203

Termination date: 20150704

EXPY Termination of patent right or utility model