CN104352233A - Probe contact of intracranial pressure monitoring system and probe provided with probe contact - Google Patents
Probe contact of intracranial pressure monitoring system and probe provided with probe contact Download PDFInfo
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- CN104352233A CN104352233A CN201410737537.6A CN201410737537A CN104352233A CN 104352233 A CN104352233 A CN 104352233A CN 201410737537 A CN201410737537 A CN 201410737537A CN 104352233 A CN104352233 A CN 104352233A
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- notch
- probe contacts
- housing
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- sensor chip
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
- A61B5/031—Intracranial pressure
Abstract
The invention discloses a probe contact of an intracranial pressure monitoring system. The probe contact comprises a planted shell and an induction chip arranged in the planted shell, wherein the planted shell is provided with a first groove opening through which the induction chip passes; the bottom of the first groove opening is in circular-arc transition with a side edge of the first groove opening. Compared with the prior art, the bottom and the side edge of the first groove opening formed in the planted shell of the probe contact of the intracranial pressure monitoring system are in circular-arc transition, so that the probe contact can be effectively prevented from scraping head bones in an inserting and pulling process and secondary injuries on a patient are reduced. Furthermore, the planted shell is integrally molded and the front end of the probe contact does not easily fall off.
Description
Technical field
The invention belongs to Implanted medical system field, particularly relate to a kind of ICP system probe contacts and there is its probe.
Background technology
The monitoring of intracranial state is the preoperative and postoperative important medical observation step of cranial cavity operation, for the monitoring of intracranial pressure, common judges whether intracranial pressure increases the following three kinds of accurate measurement modes of mainly utilization and confirm: (1) checks get cerebrospinal fluid analysis with lumbar puncture; (2) taking x-rays, inspects impressions for cerebral gyri, the project such as sutura is separated, thinning, the dish saddle expansion of inner table of skull; (3) brain ultrasound detects.Wherein, (1) kind mode belongs to intrusive mood and measures, there is the problem of infection and the sufferer suitability, (2) kind belongs to non-intrusion type and measures, but not necessarily effective for intracranial hypertension early diagnosis, detect as (3) the brain ultrasound of planting, because its outside is by the coated relation of skull, transmitting the ultrasound signal launched in brain can a large amount of decay through skull, causes that detected echo-signal is faint, quality is not good.
In recent years, developing gradually with ICP (monitor intracranial pressure monitor) is the intrinsic pressure monitoring mode of New cranial of representative, by the pressure transducer in the probe of implanted intracranial, can realize measuring the precision of intracranial pressure, and within time limit regular hour, can continuous print Real-Time Monitoring be carried out.At present, enter the probe contacts of intracranial because of the problem in configuration design, easily scratch intracranial tissue or the skull that scratches in the swapping process of probe contacts, cause the damage of intracranial tissue or skull, even cause trickle bone slag or probe contacts to drop at intracranial, cause the secondary injury to patient.
Summary of the invention
An object of the present invention is to provide a kind of ICP system probe contacts solved the problems of the technologies described above.
The present invention also aims to provide a kind of ICP system to pop one's head in.
For realizing an object of the present invention, the invention provides a kind of ICP system probe contacts, comprising:
Comprise the sensor chip implanted housing and be arranged in described implantation housing, described implantation housing offers first notch that can pass through for described sensor chip, arc transition between the bottom of described first notch and side edge.
As a further improvement on the present invention, the groove depth of described first notch is less than 0.4mm.
As a further improvement on the present invention, the groove depth of described first notch is 0.15mm.
As a further improvement on the present invention, described sensor chip is held in described implantation housing in the mode not by mechanical stress.
As a further improvement on the present invention, the inwall of described implantation housing is also convexly equipped with the location division that can interfere with each other with described sensor chip.
As a further improvement on the present invention, described location division is limited with the second notch, and the opening size of described second notch is less than the opening size of described first notch.
As a further improvement on the present invention, described implantation housing is one-body molded.
As a further improvement on the present invention, described implantation housing is obtained by titanium alloy or stainless steel.
As a further improvement on the present invention, described sensor chip is provided with the pressure transducer that can sense intracranial pressure force value and the temperature sensor that can sense intracranial temperature value.
As a further improvement on the present invention, described first notch place is provided with the silica gel coating sealing described sensor chip.
As a further improvement on the present invention, described implantation housing is provided with profiled holes away from the side of implanting end.
For realizing another goal of the invention above-mentioned, the invention provides a kind of ICP system probe, the control module comprising probe contacts as above and be connected with described probe contacts, described control module is integrated with memory element, wherein, the drift value that the drift value of described control module at least for described probe contacts being obtained is stored to described memory element and utilizes described memory element to store is calibrated described ICP system probe.
Compared with prior art, the present invention is by implanting arc transition between the bottom of the first notch of housing and side edge by ICP system probe contacts, effectively prevent the probe contacts entering intracranial scratches to skull in swapping process, reduces the secondary injury to patient.In addition, implanting the integral molding of housing design, not easily drops in the front end of probe contacts.
Accompanying drawing explanation
Fig. 1 is the circuit module schematic diagram of intracranial pressure monitor system in an embodiment of the present invention;
Fig. 2 is the probe contacts perspective view of intracranial pressure monitor system in an embodiment of the present invention;
Fig. 3 is the probe contacts front view of intracranial pressure monitor system in an embodiment of the present invention;
Fig. 4 is the profile in the probe contacts a-a direction of intracranial pressure monitor system in an embodiment of the present invention;
Fig. 5 is the probe contacts side view of intracranial pressure monitor system in an embodiment of the present invention;
Fig. 6 A implants housing when extracting skull in prior art, with the situation map of skull effect;
Housing is implanted when extracting skull, with the situation map of skull effect in an embodiment of the present invention that Fig. 6 B is;
Fig. 7 is the projection of the first notch in a plane of the axis parallel with implantation housing in an embodiment of the present invention;
Fig. 8 is the projection of the first notch in a plane of the axis parallel with implantation housing in the another embodiment of the present invention;
Fig. 9 is the projection of the first notch in a plane of the axis parallel with implantation housing in the another embodiment of the present invention;
Figure 10 be the present invention again in an embodiment the first notch with implant housing axis parallel a plane on projection;
Figure 11 is implanting side view housing being provided with profiled holes away from the side of implanting end in an embodiment of the present invention;
Figure 12 A-12F is implanting top view housing being provided with profiled holes away from the side of implanting end in an embodiment of the present invention;
Figure 13 is the calibration steps block diagram of the probe of intracranial pressure monitor system in an embodiment of the present invention.
Detailed description of the invention
Describe the present invention below with reference to detailed description of the invention shown in the drawings.But these embodiments do not limit the present invention, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection scope of the present invention.
As shown in fig. 1, in an embodiment of the ICP system that the ICP system probe contacts that the invention provides is applied to, this ICP system comprises probe, wireless transmitter 30, and terminal system 40.Further, probe comprises probe contacts 10 and control module 20, wherein, probe contacts 10 and control module 20 are connected by transmission line and carry out signal transmission, pop one's head in, by wireless transmitter 30, the physiological data (data such as pressure, temperature) of sign intracranial state that probe obtains is wirelessly transmitted to terminal system 40.
As shown in Fig. 2 to Fig. 6 B, ICP system is guarded for there being the intracranial of wound.Probe carries out signal sensing by probe contacts 10 is put into patient's intracranial.Wherein, in the present embodiment, probe contacts 10 comprises the sensor chip 18 implanted housing 11 and be arranged in this implantation housing 11 inside, wherein, sensor chip 18 is held in the mode not by mechanical stress to be implanted in housing 11, to ensure that the sensing process of sensor chip 18 is not subject to the interference of external device (ED) or structure.
The inwall of implantation housing 11 is also convexly equipped with location division 16, and this location division 16 interferes with each other with sensor chip 18.Particularly, sensor chip 18 is fixed on location division 16 by gluing process.Implant housing 11 and have two ends respect to one another, wherein, definition is near-end near one end of control module 20, and the other end away from control module 20 is far-end, and proximally arrive the direction of remote extension for axial, the direction vertical with described axis is radial.Preferably, implant housing 11 and obtained by titanium alloy or stainless steel, and adopt one-body molded design, probe contacts 10 can be made so not easily to rupture in intracranial swapping process.Implant the far-end 14 of housing 11 and be preferably designed for level and smooth circular arc or taper shape, to play guiding function, not easy damaged intracranial tissue in the process entering patient's intracranial in probe contacts 10.
Implantation housing 11 connects and far-end 14 to the sidewall of near-end 15 is provided with the first notch 12, first notch 12 and can passes through for sensor chip 18, wherein, the bottom 123 of the first notch 12 and side are along arc transition between 124.Here, it should be noted that, " bottom of the first notch 12 " mentioned in the present invention refers on the side-looking direction of the first notch 12, define the part groove edge of this first notch 12 depth capacity, the side-looking direction of " side edge " then corresponding finger first notch 12 is connected with the bottom of the first notch 12 and bends the part groove edge extended.Certainly, in some embodiments, the bottom of the first notch 12 may be constructed to arc and the depth capacity of the first notch only can be obtained at certain some place, in these embodiments, the bottom of the first notch 12 is also appreciated that comprising the some place obtaining depth capacity from this extends to rational scope to both sides, and, normally, described " rational scope " starts in being limited away from the axial line projection of implanting housing 11 relatively more significantly with the side elevation of the groove edge 123 of the first notch 12.Here, it is to be appreciated that " bottom land " of the first notch 12 and " side edge " not both representatives in structure or differentiation functionally or difference, and be only used to the convenience that defines; In some embodiments, the bottom land of the first notch 12 and side are along can roughly integrally be built by smooth arc, and this embodiment also should be regarded as belonging within protection scope of the present invention.
Ginseng Fig. 6 A, in existing technology, owing to implanting bottom land 123a on housing 11a and side along in smoothing junction by circular arc between 124a, therefore when pulling away cranial cavity, " junction " should can be stuck on skull (or other tissue), affecting surgical effect.The implantation housing 11 that above-mentioned embodiment shown in comparison diagram 6B provides, the junction circular arc of two parts groove edge 123 and 124 seamlessly transits, therefore when implanting housing 11 and pulling away, guide function is played in this junction, thus guarantee that implanting housing 11 can not be stuck on skull (or other tissue).
In the present embodiment, the groove depth of the first notch 12 is less than 0.4mm, and is more preferably 0.15mm.Thus, coordinate the structure of the first above-mentioned notch 12 special setting, more preferably can avoid the scratch of implanting housing 11 and intracranial tissue or skull.
The linear projection limit adjoined one another is not comprised in the projection of the first notch 12 on the arbitrary plane of the axis parallel with implantation housing 11, further, linear projection limit is not comprised in the projection of the first notch on the arbitrary plane of the axis parallel with implantation housing 11.First notch 12 be so constructed to make its with implant housing 11 axis parallel a plane on be projected as axisymmetric convex, here, it should be noted that, " convex " mentioned in each embodiment of the application refers to so a kind of closed figure, if be linked in sequence on this closed figure arbitrarily a point to form figure be a convex polygon, then defining this closed figure is convex.
Below exemplarily provide some more concrete embodiments, the structure of the present invention first notch 12 be described further:
Shown in ginseng Fig. 7, in an embodiment of the present invention, the projection of the first notch 12 in a plane of the axis parallel with implantation housing 11 can be round rectangle.
Shown in ginseng Fig. 8, in the another embodiment of the present invention, the projection of the first notch 12 in a plane of the axis parallel with implantation housing 11 comprises Liang Tiao linear projection limit 121 and is connected the Liang Tiao circular projection limit 122 on Liang Tiao linear projection limit respectively.
Shown in ginseng Fig. 9, in the another embodiment of the present invention, the Liang Tiao linear projection limit 121 of the projection of the first notch 12 in a plane of the axis parallel with implantation housing 11 also can be tangent respectively with Liang Tiao circular projection limit 122.
Shown in ginseng Figure 10, in the present invention again an embodiment, first notch 12 with implant housing 11 axis parallel a plane on be projected as ellipse, on the edge of the first notch 12, the curvature of any place is non-vanishing, namely the edge of the first notch 12 does not have straight line edge, because the junction of multiple straight line edge may form angle, greatly can scratch in the swapping process of probe contacts 10 possibly and arrive skull etc., and by avoiding arranging straight line edge in probe contacts 10, the formation of above-mentioned angle can be prevented, thus avoid affecting surgical effect.
The design at several first notch 12 edge can be avoided probe contacts 10 to scratch in swapping process and arrive skull above.
As preferred embodiment, above-mentioned location division 16 is convexly equipped on the inwall of implantation housing 11, and is limited with the second notch 13, and the opening size of this second notch 13 is less than the opening size of the first notch 12.Particularly.On the visual angle that the first notch 12 place looks to implantation housing 11 inside, location division 16 is with the step-like projection of a circle on the inwall implanting housing 11, and sensor chip 18 is set up by gluing process and is fixed on this location division 16.
In order to prevent intracranial tissue from entering probe contacts 10, the silica gel coating of sealing sensor chip 18 finally will be set at the first notch 12 place.Sensor chip 18 is provided with the pressure transducer (not shown) that can sense intracranial pressure force value and the temperature sensor (not shown) that can sense intracranial temperature value.It should be noted that, implant in housing 11 though sensor chip 18 is sealed in by silica gel coating at the first notch 12 place, but the pressure transducer on sensor chip 18 and temperature sensor still can sense force value and the temperature value of intracranial through silica gel coating.Particularly, pressure transducer and temperature sensor are arranged on the upper surface of sensor chip 18, namely towards the surface of silica gel, the intracranial pressure sensed and intracranial temperature transition are the signal of telecommunication and pass to control module 20 by transmission line (not shown) by pressure transducer and temperature sensor.
As shown in Figure 2, the closer to the first notch 12 two ends axially, the width of location division 16 more narrows, until disappear in the two ends central spot of the first notch 12.Such design is the convenience in order to chip 18 goes between.Particularly, due to location division 16 be just present in implant housing 11 inwall on and limit the second notch 13, and location division 16 is the closer to the first notch 12 two ends axially, its width also more narrows, namely after sensor chip 18 and location division 16 are fixed, gap is there is and passes for transmission line in sensor chip 18 with implantation housing 11 inwall two ends axially, therefore, the transmission line be connected with pressure transducer and temperature sensor can be drawn from chip 18 upper surface, the lower surface of chip 18 is bent towards through the gap place of the first notch 12 far-end, draw through the gap place of the first notch 12 near-end again.
The near-end 15 implanting housing 11 is provided with wire hole 17, this wire hole 17 from implant the near-end 15 of housing 11 extend inward into location division 16 always and with the gap area of the first notch 12 near-end, preferably, this wire hole 17 is circular, certainly, in other embodiments of the invention, the shape that other is applicable to can be designed to according to actual needs.The transmission line of drawing from the gap of the first notch 12 near-end can be drawn through wire hole 17 and be implanted housing 11.Preferably, in order to protect and regular many transmission lines, need in the outside of transmission line parcel nylon sleeve (not shown), transmission line leading nylon sleeve in wire hole is rolled into a transmission line and is connected with control module.Preferably, nylon sleeve with implant the near-end 15 of housing 11 and be provided with glue both bond, with preferably fixed transmission lines and seal wire hole 17.In addition, due to the existence of location division 16, if in use nylon sleeve moves in wire hole 17; nylon sleeve only can produce with location division 16 interferes; and chip 18 can not be touched, avoid causing damage or impact to chip 18, such design serves protective effect to chip 18.
Ginseng Figure 11, implantation housing 11 offers profiled holes 19 away from the side of implanting end." implanting end " mentioned here refers to when being implanted in cranial cavity by implantation housing 11, first coordinates the end side into cranial cavity, and in present embodiment, accordingly, namely profiled holes 19 is set to contiguous wire hole 17.The benefit of such design is: when implanting housing 11 and being connected with glue or other binding material with transmission line, part in glue or other binding material can be solidified and fixed-type in this profiled holes 19 place, and mutually hold in the direction and profiled holes 19 of implanting housing 11 axial line, and then increase the bonding strength implanting housing 11 and transmission line.
The shape of profiled holes 19 can need to be set to multiple according to design, overlooks on direction: profiled holes 19 can be set to circular (Figure 12 A), oval (Figure 12 B, 12C), barb-shaped (Figure 12 D, 12E) and T-shaped hook-type (Figure 12 F) what implant housing 11.In particular, in the embodiment shown by Figure 12 D-12F, after the glue in profiled holes 19 or other binding material molding, the barb that can hold with profiled holes 19 can be formed, preferably retentivity is provided.
In the present embodiment, control module 20 comprises: input interface (not shown), interface circuit (not shown), output interface (not shown) and memory element (not shown).Probe contacts 10 is connected with the input interface of control module 20 by transmission line (not shown), and preferably, probe contacts 10 is directly be connected by transmission line with the connected mode of control module 20 input interface.Certainly, in other embodiments of the present invention, probe contacts 10 also can be passed through electric connector (not shown) with the connected mode of control module 20 input interface and be connected, and probe contacts 10 realizes pluggable connection by electric connector with control module 20.The benefit of such design is: use probe at every turn, only changes probe contacts 10, and control module 20 is retained, when next time uses, by a new probe contacts directly and the adapter grafting of control module 20, cost-saved.
As shown in Figure 1, in the present embodiment, wireless transmitter 30 comprises: input interface 31, operational amplifier 32, feedback module 321, A/D converter 33, controller 34, wireless module 35, output interface (not shown), antenna 36, power supervisor 37, on and off switch 371, power supply 372, debugging interface 38, and signal designation module 39, wherein, feedback module 321 is connected between controller 34 and operational amplifier 32, debugging interface 38 is connected with controller 34, signal designation module 39 is connected with wireless module 35, physiological data (the pressure for the sign intracranial state by probe acquisition of wireless transmitter 30, the data such as temperature) be wirelessly transmitted to terminal system 40.
Control module 20 is communicated with terminal system 40 by wireless transmitter 30.Wherein, control module 20 is integrated with memory element, to store the drift value that probe contacts 10 obtains, the drift value that control module 20 also can utilize this memory cell to store up is calibrated ICP system probe.Preferably, this memory element also can be used for storing the force value of intracranial and the medical record information of temperature value and monitor patients that pressure transducer and temperature sensor senses arrive, thus make described force value, the medical record information of temperature value and patient has trackability.Exemplarily, memory element is EPROM or EEPROM.
As shown in figure 11, when first time of popping one's head in uses, also need to carry out calibration operation to probe, this calibration steps comprises the following steps:
S1, judge the duty that ICP system is popped one's head in.
If S2 ICP system probe is in school zero state, control module 20 control obtains drift value now and is stored in memory element.
In concrete operation, such as, probe contacts 10 is put into the known standard solution of parameter, and by ICP systems soft ware read test value, calculate through software analysis, confirm that error obtains now drift value.Described standard solution can be normal saline.
If S3 ICP system probe is in monitoring state, the drift value that control module controls to obtain memory cell storage is calibrated.
Memory element in control module 20 stores the drift value obtained in school zero process in advance, when normal use, control module 20 can be transferred this drift value and remove metrical error, this kind of calibrating mode can realize automatic calibration under the cooperation of software, easy to use, drift value is manually recorded, even if when terminal system is replaced also without the need to again calibrating without the need to doctor.
In concrete observation process, pop one's head in after calibration, probe contacts 10 is put into the cranium brain of patient, its force value by the pressure transducer on sensor chip 18 and temperature sensor senses patient intracranial and temperature value also convert the force value sensed and temperature value to the signal of telecommunication, the signal of telecommunication is by the input interface of transmission line to probe-head control module 20, and through Matching of the interfaces circuit, after conversion, output to the output interface of control module 20.The output interface of control module 20 is connected with wireless transmitter 30 again, particularly, the output interface of control module 20 is connected with wireless transmitter 30 input interface 31, the input interface 31 of wireless transmitter 30 receives the signal of telecommunication after control module 20 is mated, and transfer to operational amplifier 32 to after its Filtering Processing, operational amplifier 32 completes and regulates the amplification of the signal of telecommunication together with feedback module 321, makes the gain that the signal of telecommunication reaches certain; Then, A/D converter 33 carries out sampling processing to the signal of telecommunication after amplifying, and converts digital signal to; Controller 34 reads the digital signal after A/D converter conversion, and obtains corresponding force value and temperature value after analytical calculation; Meanwhile, controller 34 controls wireless transmitter 30 and realizes radio communication with terminal system 40.Here terminal system 40 can be such as monitor, smart mobile phone, PAD etc., force value and temperature value are such as sent to terminal system 40 by Bluetooth protocol or wifi agreement etc. by wireless transmitter 30, meanwhile, the instruction from terminal system 40 or data can also be received.
Wireless transmitter 30 is powered by portable power source, preferably, portable power source mentioned here can be chemical cell or accumulator, and power management module 37 for detecting the dump energy of battery, and has the functions such as power abnormality alarming and Charge Management.On and off switch 371 is for controlling the opening and closing of power supply 372.Wireless module 35 connection signal indicating module 39, such as display lamp, LCDs etc.Signal designation module 35 is for showing the duty of wireless data transmission and wireless transmitter 30 so that user can understand the working condition of equipment in real time.
Below the working method of ICP system is specifically illustrated again using monitor as terminal system 40: the radio receiving transmitting module in monitor and intracranial pressure wireless transmitter 30 can set up wireless connections (i.e. radio communication), processor in monitor can receive by radio receiving transmitting module the force value and temperature value that intracranial pressure wireless transmitter 30 sends, and draws out real-time curve over the display after the processor of monitor carries out date processing to these measured values; Force value and temperature value are written to the memory element of monitor by simultaneous processor, are convenient to the inquiry of data, review and add up.Monitor by build input module can to monitor carry out data, instruction etc. operation input; In addition, the operation of data and instruction can also be carried out to it when monitor and intracranial pressure wireless transmitter 30 set up wireless connections, such as automatic calibration etc.Power interface in monitor can connect the electrical network of 110v or 220v, and this power interface is integrated with over-voltage over-current protection function.The output interface circuit of monitor provides various general-purpose interface to be convenient to user's connected reference instrument, as serial ports, parallel port, USB port etc.
In addition, when smart mobile phone or PAD as terminal system 40 by wireless telecommunications and the wireless transmitter 30 of ICP system set up be connected one to one time, doctor also can check measurement data by APP software, realize the wireless interconnected of mobile phone and intracranial pressure wireless transmitter 30, the online state of an illness understanding every patient in real time, collect the real-time change of patient parameter in each ward simultaneously, make doctor just can obtain the health of every patient at night shift room, and automatically can remind doctor when patient is critically ill.
It is worth mentioning that at this, ICP system probe in the present invention is also set up wireless interconnected by the wireless transmitter of monitor and the central monitoring system (not shown) of nurse station, central monitoring system provides Centralized Monitoring function, be provided with display (not shown), the webserver (not shown), wireless signal transceiver (not shown), alarm device (not shown), the webserver of central monitoring system sets up wireless connections by the wireless transmitter in wireless signal transceiver and each monitor, also can directly and wireless transmitter 30 set up wireless connections, Real-time Obtaining measurement data, and display measurement data over the display, central monitoring system can the pressure and temperature abnormal conditions of automatic analysis each monitor monitors patient intracranial, under exception or emergency case, trigger alarm device is so that medical personnel can take corresponding treatment measure timely and effectively.
Be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for feasibility embodiment of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (12)
1. an ICP system probe contacts, comprise the sensor chip implanted housing and be arranged in described implantation housing, described implantation housing offers first notch that can pass through for described sensor chip, it is characterized in that, arc transition between the bottom of described first notch and side edge.
2. ICP system probe contacts according to claim 1, is characterized in that, the groove depth of described first notch is less than 0.4mm.
3. ICP system probe contacts according to claim 1, is characterized in that, the groove depth of described first notch is 0.15mm.
4. ICP system probe contacts according to claim 1, is characterized in that, described sensor chip is held in described implantation housing in the mode not by mechanical stress.
5. ICP system probe contacts according to claim 4, is characterized in that, the inwall of described implantation housing is also convexly equipped with the location division that can interfere with each other with described sensor chip.
6. ICP system probe contacts according to claim 5, it is characterized in that, described location division is limited with the second notch, and the opening size of described second notch is less than the opening size of described first notch.
7. ICP system probe contacts according to claim 1, is characterized in that, described implantation housing is one-body molded.
8. ICP system probe contacts according to claim 1, is characterized in that, described implantation housing is obtained by titanium alloy or stainless steel.
9. ICP system probe contacts according to claim 1, is characterized in that, described sensor chip is provided with the pressure transducer that can sense intracranial pressure force value and can senses the temperature sensor of intracranial temperature value.
10. ICP system probe contacts according to claim 1, is characterized in that, described first notch place is provided with the silica gel coating sealing described sensor chip.
11. ICP system probe contacts according to claim 1, is characterized in that, described implantation housing is provided with profiled holes away from the side of implanting end.
12. 1 kinds of ICP system probes, it is characterized in that, comprise probe contacts as described in any one of claim 1-10 and with as described in the control module that is connected of probe contacts, described control module is integrated with memory element, wherein, the drift value that the drift value of described control module at least for described probe contacts being obtained is stored to described memory element and utilizes described memory element to store is calibrated described ICP system probe.
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| CN201410737537.6A CN104352233A (en) | 2014-12-05 | 2014-12-05 | Probe contact of intracranial pressure monitoring system and probe provided with probe contact |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105125201A (en) * | 2015-09-29 | 2015-12-09 | 江苏爱思普医疗科技有限公司 | Implantable intracranial pressure monitoring probe |
| CN107126195A (en) * | 2017-05-08 | 2017-09-05 | 长飞光纤光缆股份有限公司 | A kind of insertion type probe |
| CN107184191A (en) * | 2017-06-29 | 2017-09-22 | 长飞光纤光缆股份有限公司 | A kind of miniature insertion type probe |
| CN107233090A (en) * | 2016-03-28 | 2017-10-10 | 钜旺生技股份有限公司 | Wireless pressure detector |
| CN107320068A (en) * | 2017-06-12 | 2017-11-07 | 长飞光纤光缆股份有限公司 | A kind of preparation method of insertion type probe body |
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| CN107233090A (en) * | 2016-03-28 | 2017-10-10 | 钜旺生技股份有限公司 | Wireless pressure detector |
| CN107233090B (en) * | 2016-03-28 | 2020-07-14 | 钜旺生技股份有限公司 | Wireless pressure detector |
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Application publication date: 20150218 |